1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Pinctrl driver for Rockchip SoCs
4 * Copyright (c) 2020-2024 Rockchip Electronics Co., Ltd.
5 * Copyright (c) 2013 MundoReader S.L.
6 * Author: Heiko Stuebner <heiko@sntech.de>
7 *
8 * With some ideas taken from pinctrl-samsung:
9 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
10 * http://www.samsung.com
11 * Copyright (c) 2012 Linaro Ltd
12 * https://www.linaro.org
13 *
14 * and pinctrl-at91:
15 * Copyright (C) 2011-2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
16 */
17
18 #include <linux/init.h>
19 #include <linux/module.h>
20 #include <linux/platform_device.h>
21 #include <linux/io.h>
22 #include <linux/bitops.h>
23 #include <linux/gpio/driver.h>
24 #include <linux/of.h>
25 #include <linux/of_platform.h>
26 #include <linux/pinctrl/machine.h>
27 #include <linux/pinctrl/pinconf.h>
28 #include <linux/pinctrl/pinctrl.h>
29 #include <linux/pinctrl/pinmux.h>
30 #include <linux/pinctrl/pinconf-generic.h>
31 #include <linux/irqchip/chained_irq.h>
32 #include <linux/clk.h>
33 #include <linux/regmap.h>
34 #include <linux/mfd/syscon.h>
35 #include <linux/string_helpers.h>
36
37 #include <dt-bindings/pinctrl/rockchip.h>
38
39 #include "core.h"
40 #include "pinconf.h"
41 #include "pinctrl-rockchip.h"
42
43 /*
44 * Generate a bitmask for setting a value (v) with a write mask bit in hiword
45 * register 31:16 area.
46 */
47 #define WRITE_MASK_VAL(h, l, v) \
48 (GENMASK(((h) + 16), ((l) + 16)) | (((v) << (l)) & GENMASK((h), (l))))
49
50 /*
51 * Encode variants of iomux registers into a type variable
52 */
53 #define IOMUX_GPIO_ONLY BIT(0)
54 #define IOMUX_WIDTH_4BIT BIT(1)
55 #define IOMUX_SOURCE_PMU BIT(2)
56 #define IOMUX_UNROUTED BIT(3)
57 #define IOMUX_WIDTH_3BIT BIT(4)
58 #define IOMUX_WIDTH_2BIT BIT(5)
59 #define IOMUX_L_SOURCE_PMU BIT(6)
60
61 #define PIN_BANK(id, pins, label) \
62 { \
63 .bank_num = id, \
64 .nr_pins = pins, \
65 .name = label, \
66 .iomux = { \
67 { .offset = -1 }, \
68 { .offset = -1 }, \
69 { .offset = -1 }, \
70 { .offset = -1 }, \
71 }, \
72 }
73
74 #define PIN_BANK_IOMUX_FLAGS(id, pins, label, iom0, iom1, iom2, iom3) \
75 { \
76 .bank_num = id, \
77 .nr_pins = pins, \
78 .name = label, \
79 .iomux = { \
80 { .type = iom0, .offset = -1 }, \
81 { .type = iom1, .offset = -1 }, \
82 { .type = iom2, .offset = -1 }, \
83 { .type = iom3, .offset = -1 }, \
84 }, \
85 }
86
87 #define PIN_BANK_IOMUX_FLAGS_OFFSET_PULL_FLAGS(id, pins, label, iom0, \
88 iom1, iom2, iom3, \
89 offset0, offset1, \
90 offset2, offset3, pull0, \
91 pull1, pull2, pull3) \
92 { \
93 .bank_num = id, \
94 .nr_pins = pins, \
95 .name = label, \
96 .iomux = { \
97 { .type = iom0, .offset = offset0 }, \
98 { .type = iom1, .offset = offset1 }, \
99 { .type = iom2, .offset = offset2 }, \
100 { .type = iom3, .offset = offset3 }, \
101 }, \
102 .pull_type[0] = pull0, \
103 .pull_type[1] = pull1, \
104 .pull_type[2] = pull2, \
105 .pull_type[3] = pull3, \
106 }
107
108 #define PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS(id, pins, label, iom0, \
109 iom1, iom2, iom3, \
110 offset0, offset1, \
111 offset2, offset3, drv0, \
112 drv1, drv2, drv3) \
113 { \
114 .bank_num = id, \
115 .nr_pins = pins, \
116 .name = label, \
117 .iomux = { \
118 { .type = iom0, .offset = offset0 }, \
119 { .type = iom1, .offset = offset1 }, \
120 { .type = iom2, .offset = offset2 }, \
121 { .type = iom3, .offset = offset3 }, \
122 }, \
123 .drv = { \
124 { .drv_type = drv0, .offset = -1 }, \
125 { .drv_type = drv1, .offset = -1 }, \
126 { .drv_type = drv2, .offset = -1 }, \
127 { .drv_type = drv3, .offset = -1 }, \
128 }, \
129 }
130
131 #define PIN_BANK_DRV_FLAGS(id, pins, label, type0, type1, type2, type3) \
132 { \
133 .bank_num = id, \
134 .nr_pins = pins, \
135 .name = label, \
136 .iomux = { \
137 { .offset = -1 }, \
138 { .offset = -1 }, \
139 { .offset = -1 }, \
140 { .offset = -1 }, \
141 }, \
142 .drv = { \
143 { .drv_type = type0, .offset = -1 }, \
144 { .drv_type = type1, .offset = -1 }, \
145 { .drv_type = type2, .offset = -1 }, \
146 { .drv_type = type3, .offset = -1 }, \
147 }, \
148 }
149
150 #define PIN_BANK_IOMUX_FLAGS_PULL_FLAGS(id, pins, label, iom0, iom1, \
151 iom2, iom3, pull0, pull1, \
152 pull2, pull3) \
153 { \
154 .bank_num = id, \
155 .nr_pins = pins, \
156 .name = label, \
157 .iomux = { \
158 { .type = iom0, .offset = -1 }, \
159 { .type = iom1, .offset = -1 }, \
160 { .type = iom2, .offset = -1 }, \
161 { .type = iom3, .offset = -1 }, \
162 }, \
163 .pull_type[0] = pull0, \
164 .pull_type[1] = pull1, \
165 .pull_type[2] = pull2, \
166 .pull_type[3] = pull3, \
167 }
168
169 #define PIN_BANK_DRV_FLAGS_PULL_FLAGS(id, pins, label, drv0, drv1, \
170 drv2, drv3, pull0, pull1, \
171 pull2, pull3) \
172 { \
173 .bank_num = id, \
174 .nr_pins = pins, \
175 .name = label, \
176 .iomux = { \
177 { .offset = -1 }, \
178 { .offset = -1 }, \
179 { .offset = -1 }, \
180 { .offset = -1 }, \
181 }, \
182 .drv = { \
183 { .drv_type = drv0, .offset = -1 }, \
184 { .drv_type = drv1, .offset = -1 }, \
185 { .drv_type = drv2, .offset = -1 }, \
186 { .drv_type = drv3, .offset = -1 }, \
187 }, \
188 .pull_type[0] = pull0, \
189 .pull_type[1] = pull1, \
190 .pull_type[2] = pull2, \
191 .pull_type[3] = pull3, \
192 }
193
194 #define PIN_BANK_IOMUX_FLAGS_OFFSET(id, pins, label, iom0, iom1, iom2, \
195 iom3, offset0, offset1, offset2, \
196 offset3) \
197 { \
198 .bank_num = id, \
199 .nr_pins = pins, \
200 .name = label, \
201 .iomux = { \
202 { .type = iom0, .offset = offset0 }, \
203 { .type = iom1, .offset = offset1 }, \
204 { .type = iom2, .offset = offset2 }, \
205 { .type = iom3, .offset = offset3 }, \
206 }, \
207 }
208
209 #define PIN_BANK_IOMUX_DRV_FLAGS_OFFSET(id, pins, label, iom0, iom1, \
210 iom2, iom3, drv0, drv1, drv2, \
211 drv3, offset0, offset1, \
212 offset2, offset3) \
213 { \
214 .bank_num = id, \
215 .nr_pins = pins, \
216 .name = label, \
217 .iomux = { \
218 { .type = iom0, .offset = -1 }, \
219 { .type = iom1, .offset = -1 }, \
220 { .type = iom2, .offset = -1 }, \
221 { .type = iom3, .offset = -1 }, \
222 }, \
223 .drv = { \
224 { .drv_type = drv0, .offset = offset0 }, \
225 { .drv_type = drv1, .offset = offset1 }, \
226 { .drv_type = drv2, .offset = offset2 }, \
227 { .drv_type = drv3, .offset = offset3 }, \
228 }, \
229 }
230
231 #define PIN_BANK_IOMUX_FLAGS_DRV_FLAGS_OFFSET_PULL_FLAGS(id, pins, \
232 label, iom0, iom1, iom2, \
233 iom3, drv0, drv1, drv2, \
234 drv3, offset0, offset1, \
235 offset2, offset3, pull0, \
236 pull1, pull2, pull3) \
237 { \
238 .bank_num = id, \
239 .nr_pins = pins, \
240 .name = label, \
241 .iomux = { \
242 { .type = iom0, .offset = -1 }, \
243 { .type = iom1, .offset = -1 }, \
244 { .type = iom2, .offset = -1 }, \
245 { .type = iom3, .offset = -1 }, \
246 }, \
247 .drv = { \
248 { .drv_type = drv0, .offset = offset0 }, \
249 { .drv_type = drv1, .offset = offset1 }, \
250 { .drv_type = drv2, .offset = offset2 }, \
251 { .drv_type = drv3, .offset = offset3 }, \
252 }, \
253 .pull_type[0] = pull0, \
254 .pull_type[1] = pull1, \
255 .pull_type[2] = pull2, \
256 .pull_type[3] = pull3, \
257 }
258
259 #define PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS_PULL_FLAGS(id, pins, \
260 label, iom0, iom1, \
261 iom2, iom3, offset0, \
262 offset1, offset2, \
263 offset3, drv0, drv1, \
264 drv2, drv3, pull0, \
265 pull1, pull2, pull3) \
266 { \
267 .bank_num = id, \
268 .nr_pins = pins, \
269 .name = label, \
270 .iomux = { \
271 { .type = iom0, .offset = offset0 }, \
272 { .type = iom1, .offset = offset1 }, \
273 { .type = iom2, .offset = offset2 }, \
274 { .type = iom3, .offset = offset3 }, \
275 }, \
276 .drv = { \
277 { .drv_type = drv0, .offset = -1 }, \
278 { .drv_type = drv1, .offset = -1 }, \
279 { .drv_type = drv2, .offset = -1 }, \
280 { .drv_type = drv3, .offset = -1 }, \
281 }, \
282 .pull_type[0] = pull0, \
283 .pull_type[1] = pull1, \
284 .pull_type[2] = pull2, \
285 .pull_type[3] = pull3, \
286 }
287
288 #define PIN_BANK_MUX_ROUTE_FLAGS(ID, PIN, FUNC, REG, VAL, FLAG) \
289 { \
290 .bank_num = ID, \
291 .pin = PIN, \
292 .func = FUNC, \
293 .route_offset = REG, \
294 .route_val = VAL, \
295 .route_location = FLAG, \
296 }
297
298 #define RK_MUXROUTE_SAME(ID, PIN, FUNC, REG, VAL) \
299 PIN_BANK_MUX_ROUTE_FLAGS(ID, PIN, FUNC, REG, VAL, ROCKCHIP_ROUTE_SAME)
300
301 #define RK_MUXROUTE_GRF(ID, PIN, FUNC, REG, VAL) \
302 PIN_BANK_MUX_ROUTE_FLAGS(ID, PIN, FUNC, REG, VAL, ROCKCHIP_ROUTE_GRF)
303
304 #define RK_MUXROUTE_PMU(ID, PIN, FUNC, REG, VAL) \
305 PIN_BANK_MUX_ROUTE_FLAGS(ID, PIN, FUNC, REG, VAL, ROCKCHIP_ROUTE_PMU)
306
307 #define RK3588_PIN_BANK_FLAGS(ID, PIN, LABEL, M, P) \
308 PIN_BANK_IOMUX_FLAGS_PULL_FLAGS(ID, PIN, LABEL, M, M, M, M, P, P, P, P)
309
310 static struct regmap_config rockchip_regmap_config = {
311 .reg_bits = 32,
312 .val_bits = 32,
313 .reg_stride = 4,
314 };
315
pinctrl_name_to_group(const struct rockchip_pinctrl * info,const char * name)316 static inline const struct rockchip_pin_group *pinctrl_name_to_group(
317 const struct rockchip_pinctrl *info,
318 const char *name)
319 {
320 int i;
321
322 for (i = 0; i < info->ngroups; i++) {
323 if (!strcmp(info->groups[i].name, name))
324 return &info->groups[i];
325 }
326
327 return NULL;
328 }
329
330 /*
331 * given a pin number that is local to a pin controller, find out the pin bank
332 * and the register base of the pin bank.
333 */
pin_to_bank(struct rockchip_pinctrl * info,unsigned pin)334 static struct rockchip_pin_bank *pin_to_bank(struct rockchip_pinctrl *info,
335 unsigned pin)
336 {
337 struct rockchip_pin_bank *b = info->ctrl->pin_banks;
338
339 while (pin >= (b->pin_base + b->nr_pins))
340 b++;
341
342 return b;
343 }
344
bank_num_to_bank(struct rockchip_pinctrl * info,unsigned num)345 static struct rockchip_pin_bank *bank_num_to_bank(
346 struct rockchip_pinctrl *info,
347 unsigned num)
348 {
349 struct rockchip_pin_bank *b = info->ctrl->pin_banks;
350 int i;
351
352 for (i = 0; i < info->ctrl->nr_banks; i++, b++) {
353 if (b->bank_num == num)
354 return b;
355 }
356
357 return ERR_PTR(-EINVAL);
358 }
359
360 /*
361 * Pinctrl_ops handling
362 */
363
rockchip_get_groups_count(struct pinctrl_dev * pctldev)364 static int rockchip_get_groups_count(struct pinctrl_dev *pctldev)
365 {
366 struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
367
368 return info->ngroups;
369 }
370
rockchip_get_group_name(struct pinctrl_dev * pctldev,unsigned selector)371 static const char *rockchip_get_group_name(struct pinctrl_dev *pctldev,
372 unsigned selector)
373 {
374 struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
375
376 return info->groups[selector].name;
377 }
378
rockchip_get_group_pins(struct pinctrl_dev * pctldev,unsigned selector,const unsigned ** pins,unsigned * npins)379 static int rockchip_get_group_pins(struct pinctrl_dev *pctldev,
380 unsigned selector, const unsigned **pins,
381 unsigned *npins)
382 {
383 struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
384
385 if (selector >= info->ngroups)
386 return -EINVAL;
387
388 *pins = info->groups[selector].pins;
389 *npins = info->groups[selector].npins;
390
391 return 0;
392 }
393
rockchip_dt_node_to_map(struct pinctrl_dev * pctldev,struct device_node * np,struct pinctrl_map ** map,unsigned * num_maps)394 static int rockchip_dt_node_to_map(struct pinctrl_dev *pctldev,
395 struct device_node *np,
396 struct pinctrl_map **map, unsigned *num_maps)
397 {
398 struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
399 const struct rockchip_pin_group *grp;
400 struct device *dev = info->dev;
401 struct pinctrl_map *new_map;
402 struct device_node *parent;
403 int map_num = 1;
404 int i;
405
406 /*
407 * first find the group of this node and check if we need to create
408 * config maps for pins
409 */
410 grp = pinctrl_name_to_group(info, np->name);
411 if (!grp) {
412 dev_err(dev, "unable to find group for node %pOFn\n", np);
413 return -EINVAL;
414 }
415
416 map_num += grp->npins;
417
418 new_map = kcalloc(map_num, sizeof(*new_map), GFP_KERNEL);
419 if (!new_map)
420 return -ENOMEM;
421
422 *map = new_map;
423 *num_maps = map_num;
424
425 /* create mux map */
426 parent = of_get_parent(np);
427 if (!parent) {
428 kfree(new_map);
429 return -EINVAL;
430 }
431 new_map[0].type = PIN_MAP_TYPE_MUX_GROUP;
432 new_map[0].data.mux.function = parent->name;
433 new_map[0].data.mux.group = np->name;
434 of_node_put(parent);
435
436 /* create config map */
437 new_map++;
438 for (i = 0; i < grp->npins; i++) {
439 new_map[i].type = PIN_MAP_TYPE_CONFIGS_PIN;
440 new_map[i].data.configs.group_or_pin =
441 pin_get_name(pctldev, grp->pins[i]);
442 new_map[i].data.configs.configs = grp->data[i].configs;
443 new_map[i].data.configs.num_configs = grp->data[i].nconfigs;
444 }
445
446 dev_dbg(dev, "maps: function %s group %s num %d\n",
447 (*map)->data.mux.function, (*map)->data.mux.group, map_num);
448
449 return 0;
450 }
451
rockchip_dt_free_map(struct pinctrl_dev * pctldev,struct pinctrl_map * map,unsigned num_maps)452 static void rockchip_dt_free_map(struct pinctrl_dev *pctldev,
453 struct pinctrl_map *map, unsigned num_maps)
454 {
455 kfree(map);
456 }
457
458 static const struct pinctrl_ops rockchip_pctrl_ops = {
459 .get_groups_count = rockchip_get_groups_count,
460 .get_group_name = rockchip_get_group_name,
461 .get_group_pins = rockchip_get_group_pins,
462 .dt_node_to_map = rockchip_dt_node_to_map,
463 .dt_free_map = rockchip_dt_free_map,
464 };
465
466 /*
467 * Hardware access
468 */
469
470 static struct rockchip_mux_recalced_data rv1108_mux_recalced_data[] = {
471 {
472 .num = 1,
473 .pin = 0,
474 .reg = 0x418,
475 .bit = 0,
476 .mask = 0x3
477 }, {
478 .num = 1,
479 .pin = 1,
480 .reg = 0x418,
481 .bit = 2,
482 .mask = 0x3
483 }, {
484 .num = 1,
485 .pin = 2,
486 .reg = 0x418,
487 .bit = 4,
488 .mask = 0x3
489 }, {
490 .num = 1,
491 .pin = 3,
492 .reg = 0x418,
493 .bit = 6,
494 .mask = 0x3
495 }, {
496 .num = 1,
497 .pin = 4,
498 .reg = 0x418,
499 .bit = 8,
500 .mask = 0x3
501 }, {
502 .num = 1,
503 .pin = 5,
504 .reg = 0x418,
505 .bit = 10,
506 .mask = 0x3
507 }, {
508 .num = 1,
509 .pin = 6,
510 .reg = 0x418,
511 .bit = 12,
512 .mask = 0x3
513 }, {
514 .num = 1,
515 .pin = 7,
516 .reg = 0x418,
517 .bit = 14,
518 .mask = 0x3
519 }, {
520 .num = 1,
521 .pin = 8,
522 .reg = 0x41c,
523 .bit = 0,
524 .mask = 0x3
525 }, {
526 .num = 1,
527 .pin = 9,
528 .reg = 0x41c,
529 .bit = 2,
530 .mask = 0x3
531 },
532 };
533
534 static struct rockchip_mux_recalced_data rv1126_mux_recalced_data[] = {
535 {
536 .num = 0,
537 .pin = 20,
538 .reg = 0x10000,
539 .bit = 0,
540 .mask = 0xf
541 },
542 {
543 .num = 0,
544 .pin = 21,
545 .reg = 0x10000,
546 .bit = 4,
547 .mask = 0xf
548 },
549 {
550 .num = 0,
551 .pin = 22,
552 .reg = 0x10000,
553 .bit = 8,
554 .mask = 0xf
555 },
556 {
557 .num = 0,
558 .pin = 23,
559 .reg = 0x10000,
560 .bit = 12,
561 .mask = 0xf
562 },
563 };
564
565 static struct rockchip_mux_recalced_data rk3128_mux_recalced_data[] = {
566 {
567 .num = 2,
568 .pin = 20,
569 .reg = 0xe8,
570 .bit = 0,
571 .mask = 0x7
572 }, {
573 .num = 2,
574 .pin = 21,
575 .reg = 0xe8,
576 .bit = 4,
577 .mask = 0x7
578 }, {
579 .num = 2,
580 .pin = 22,
581 .reg = 0xe8,
582 .bit = 8,
583 .mask = 0x7
584 }, {
585 .num = 2,
586 .pin = 23,
587 .reg = 0xe8,
588 .bit = 12,
589 .mask = 0x7
590 }, {
591 .num = 2,
592 .pin = 24,
593 .reg = 0xd4,
594 .bit = 12,
595 .mask = 0x7
596 },
597 };
598
599 static struct rockchip_mux_recalced_data rk3308_mux_recalced_data[] = {
600 {
601 /* gpio1b6_sel */
602 .num = 1,
603 .pin = 14,
604 .reg = 0x28,
605 .bit = 12,
606 .mask = 0xf
607 }, {
608 /* gpio1b7_sel */
609 .num = 1,
610 .pin = 15,
611 .reg = 0x2c,
612 .bit = 0,
613 .mask = 0x3
614 }, {
615 /* gpio1c2_sel */
616 .num = 1,
617 .pin = 18,
618 .reg = 0x30,
619 .bit = 4,
620 .mask = 0xf
621 }, {
622 /* gpio1c3_sel */
623 .num = 1,
624 .pin = 19,
625 .reg = 0x30,
626 .bit = 8,
627 .mask = 0xf
628 }, {
629 /* gpio1c4_sel */
630 .num = 1,
631 .pin = 20,
632 .reg = 0x30,
633 .bit = 12,
634 .mask = 0xf
635 }, {
636 /* gpio1c5_sel */
637 .num = 1,
638 .pin = 21,
639 .reg = 0x34,
640 .bit = 0,
641 .mask = 0xf
642 }, {
643 /* gpio1c6_sel */
644 .num = 1,
645 .pin = 22,
646 .reg = 0x34,
647 .bit = 4,
648 .mask = 0xf
649 }, {
650 /* gpio1c7_sel */
651 .num = 1,
652 .pin = 23,
653 .reg = 0x34,
654 .bit = 8,
655 .mask = 0xf
656 }, {
657 /* gpio2a2_sel */
658 .num = 2,
659 .pin = 2,
660 .reg = 0x40,
661 .bit = 4,
662 .mask = 0x3
663 }, {
664 /* gpio2a3_sel */
665 .num = 2,
666 .pin = 3,
667 .reg = 0x40,
668 .bit = 6,
669 .mask = 0x3
670 }, {
671 /* gpio2c0_sel */
672 .num = 2,
673 .pin = 16,
674 .reg = 0x50,
675 .bit = 0,
676 .mask = 0x3
677 }, {
678 /* gpio3b2_sel */
679 .num = 3,
680 .pin = 10,
681 .reg = 0x68,
682 .bit = 4,
683 .mask = 0x3
684 }, {
685 /* gpio3b3_sel */
686 .num = 3,
687 .pin = 11,
688 .reg = 0x68,
689 .bit = 6,
690 .mask = 0x3
691 }, {
692 /* gpio3b4_sel */
693 .num = 3,
694 .pin = 12,
695 .reg = 0x68,
696 .bit = 8,
697 .mask = 0xf
698 }, {
699 /* gpio3b5_sel */
700 .num = 3,
701 .pin = 13,
702 .reg = 0x68,
703 .bit = 12,
704 .mask = 0xf
705 },
706 };
707
708 static struct rockchip_mux_recalced_data rk3328_mux_recalced_data[] = {
709 {
710 /* gpio2_b7_sel */
711 .num = 2,
712 .pin = 15,
713 .reg = 0x28,
714 .bit = 0,
715 .mask = 0x7
716 }, {
717 /* gpio2_c7_sel */
718 .num = 2,
719 .pin = 23,
720 .reg = 0x30,
721 .bit = 14,
722 .mask = 0x3
723 }, {
724 /* gpio3_b1_sel */
725 .num = 3,
726 .pin = 9,
727 .reg = 0x44,
728 .bit = 2,
729 .mask = 0x3
730 }, {
731 /* gpio3_b2_sel */
732 .num = 3,
733 .pin = 10,
734 .reg = 0x44,
735 .bit = 4,
736 .mask = 0x3
737 }, {
738 /* gpio3_b3_sel */
739 .num = 3,
740 .pin = 11,
741 .reg = 0x44,
742 .bit = 6,
743 .mask = 0x3
744 }, {
745 /* gpio3_b4_sel */
746 .num = 3,
747 .pin = 12,
748 .reg = 0x44,
749 .bit = 8,
750 .mask = 0x3
751 }, {
752 /* gpio3_b5_sel */
753 .num = 3,
754 .pin = 13,
755 .reg = 0x44,
756 .bit = 10,
757 .mask = 0x3
758 }, {
759 /* gpio3_b6_sel */
760 .num = 3,
761 .pin = 14,
762 .reg = 0x44,
763 .bit = 12,
764 .mask = 0x3
765 }, {
766 /* gpio3_b7_sel */
767 .num = 3,
768 .pin = 15,
769 .reg = 0x44,
770 .bit = 14,
771 .mask = 0x3
772 },
773 };
774
rockchip_get_recalced_mux(struct rockchip_pin_bank * bank,int pin,int * reg,u8 * bit,int * mask)775 static void rockchip_get_recalced_mux(struct rockchip_pin_bank *bank, int pin,
776 int *reg, u8 *bit, int *mask)
777 {
778 struct rockchip_pinctrl *info = bank->drvdata;
779 struct rockchip_pin_ctrl *ctrl = info->ctrl;
780 struct rockchip_mux_recalced_data *data;
781 int i;
782
783 for (i = 0; i < ctrl->niomux_recalced; i++) {
784 data = &ctrl->iomux_recalced[i];
785 if (data->num == bank->bank_num &&
786 data->pin == pin)
787 break;
788 }
789
790 if (i >= ctrl->niomux_recalced)
791 return;
792
793 *reg = data->reg;
794 *mask = data->mask;
795 *bit = data->bit;
796 }
797
798 static struct rockchip_mux_route_data px30_mux_route_data[] = {
799 RK_MUXROUTE_SAME(2, RK_PB4, 1, 0x184, BIT(16 + 7)), /* cif-d0m0 */
800 RK_MUXROUTE_SAME(3, RK_PA1, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d0m1 */
801 RK_MUXROUTE_SAME(2, RK_PB6, 1, 0x184, BIT(16 + 7)), /* cif-d1m0 */
802 RK_MUXROUTE_SAME(3, RK_PA2, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d1m1 */
803 RK_MUXROUTE_SAME(2, RK_PA0, 1, 0x184, BIT(16 + 7)), /* cif-d2m0 */
804 RK_MUXROUTE_SAME(3, RK_PA3, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d2m1 */
805 RK_MUXROUTE_SAME(2, RK_PA1, 1, 0x184, BIT(16 + 7)), /* cif-d3m0 */
806 RK_MUXROUTE_SAME(3, RK_PA5, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d3m1 */
807 RK_MUXROUTE_SAME(2, RK_PA2, 1, 0x184, BIT(16 + 7)), /* cif-d4m0 */
808 RK_MUXROUTE_SAME(3, RK_PA7, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d4m1 */
809 RK_MUXROUTE_SAME(2, RK_PA3, 1, 0x184, BIT(16 + 7)), /* cif-d5m0 */
810 RK_MUXROUTE_SAME(3, RK_PB0, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d5m1 */
811 RK_MUXROUTE_SAME(2, RK_PA4, 1, 0x184, BIT(16 + 7)), /* cif-d6m0 */
812 RK_MUXROUTE_SAME(3, RK_PB1, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d6m1 */
813 RK_MUXROUTE_SAME(2, RK_PA5, 1, 0x184, BIT(16 + 7)), /* cif-d7m0 */
814 RK_MUXROUTE_SAME(3, RK_PB4, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d7m1 */
815 RK_MUXROUTE_SAME(2, RK_PA6, 1, 0x184, BIT(16 + 7)), /* cif-d8m0 */
816 RK_MUXROUTE_SAME(3, RK_PB6, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d8m1 */
817 RK_MUXROUTE_SAME(2, RK_PA7, 1, 0x184, BIT(16 + 7)), /* cif-d9m0 */
818 RK_MUXROUTE_SAME(3, RK_PB7, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d9m1 */
819 RK_MUXROUTE_SAME(2, RK_PB7, 1, 0x184, BIT(16 + 7)), /* cif-d10m0 */
820 RK_MUXROUTE_SAME(3, RK_PC6, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d10m1 */
821 RK_MUXROUTE_SAME(2, RK_PC0, 1, 0x184, BIT(16 + 7)), /* cif-d11m0 */
822 RK_MUXROUTE_SAME(3, RK_PC7, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d11m1 */
823 RK_MUXROUTE_SAME(2, RK_PB0, 1, 0x184, BIT(16 + 7)), /* cif-vsyncm0 */
824 RK_MUXROUTE_SAME(3, RK_PD1, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-vsyncm1 */
825 RK_MUXROUTE_SAME(2, RK_PB1, 1, 0x184, BIT(16 + 7)), /* cif-hrefm0 */
826 RK_MUXROUTE_SAME(3, RK_PD2, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-hrefm1 */
827 RK_MUXROUTE_SAME(2, RK_PB2, 1, 0x184, BIT(16 + 7)), /* cif-clkinm0 */
828 RK_MUXROUTE_SAME(3, RK_PD3, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-clkinm1 */
829 RK_MUXROUTE_SAME(2, RK_PB3, 1, 0x184, BIT(16 + 7)), /* cif-clkoutm0 */
830 RK_MUXROUTE_SAME(3, RK_PD0, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-clkoutm1 */
831 RK_MUXROUTE_SAME(3, RK_PC6, 2, 0x184, BIT(16 + 8)), /* pdm-m0 */
832 RK_MUXROUTE_SAME(2, RK_PC6, 1, 0x184, BIT(16 + 8) | BIT(8)), /* pdm-m1 */
833 RK_MUXROUTE_SAME(3, RK_PD3, 2, 0x184, BIT(16 + 8)), /* pdm-sdi0m0 */
834 RK_MUXROUTE_SAME(2, RK_PC5, 2, 0x184, BIT(16 + 8) | BIT(8)), /* pdm-sdi0m1 */
835 RK_MUXROUTE_SAME(1, RK_PD3, 2, 0x184, BIT(16 + 10)), /* uart2-rxm0 */
836 RK_MUXROUTE_SAME(2, RK_PB6, 2, 0x184, BIT(16 + 10) | BIT(10)), /* uart2-rxm1 */
837 RK_MUXROUTE_SAME(1, RK_PD2, 2, 0x184, BIT(16 + 10)), /* uart2-txm0 */
838 RK_MUXROUTE_SAME(2, RK_PB4, 2, 0x184, BIT(16 + 10) | BIT(10)), /* uart2-txm1 */
839 RK_MUXROUTE_SAME(0, RK_PC1, 2, 0x184, BIT(16 + 9)), /* uart3-rxm0 */
840 RK_MUXROUTE_SAME(1, RK_PB7, 2, 0x184, BIT(16 + 9) | BIT(9)), /* uart3-rxm1 */
841 RK_MUXROUTE_SAME(0, RK_PC0, 2, 0x184, BIT(16 + 9)), /* uart3-txm0 */
842 RK_MUXROUTE_SAME(1, RK_PB6, 2, 0x184, BIT(16 + 9) | BIT(9)), /* uart3-txm1 */
843 RK_MUXROUTE_SAME(0, RK_PC2, 2, 0x184, BIT(16 + 9)), /* uart3-ctsm0 */
844 RK_MUXROUTE_SAME(1, RK_PB4, 2, 0x184, BIT(16 + 9) | BIT(9)), /* uart3-ctsm1 */
845 RK_MUXROUTE_SAME(0, RK_PC3, 2, 0x184, BIT(16 + 9)), /* uart3-rtsm0 */
846 RK_MUXROUTE_SAME(1, RK_PB5, 2, 0x184, BIT(16 + 9) | BIT(9)), /* uart3-rtsm1 */
847 };
848
849 static struct rockchip_mux_route_data rv1126_mux_route_data[] = {
850 RK_MUXROUTE_GRF(3, RK_PD2, 1, 0x10260, WRITE_MASK_VAL(0, 0, 0)), /* I2S0_MCLK_M0 */
851 RK_MUXROUTE_GRF(3, RK_PB0, 3, 0x10260, WRITE_MASK_VAL(0, 0, 1)), /* I2S0_MCLK_M1 */
852
853 RK_MUXROUTE_GRF(0, RK_PD4, 4, 0x10260, WRITE_MASK_VAL(3, 2, 0)), /* I2S1_MCLK_M0 */
854 RK_MUXROUTE_GRF(1, RK_PD5, 2, 0x10260, WRITE_MASK_VAL(3, 2, 1)), /* I2S1_MCLK_M1 */
855 RK_MUXROUTE_GRF(2, RK_PC7, 6, 0x10260, WRITE_MASK_VAL(3, 2, 2)), /* I2S1_MCLK_M2 */
856
857 RK_MUXROUTE_GRF(1, RK_PD0, 1, 0x10260, WRITE_MASK_VAL(4, 4, 0)), /* I2S2_MCLK_M0 */
858 RK_MUXROUTE_GRF(2, RK_PB3, 2, 0x10260, WRITE_MASK_VAL(4, 4, 1)), /* I2S2_MCLK_M1 */
859
860 RK_MUXROUTE_GRF(3, RK_PD4, 2, 0x10260, WRITE_MASK_VAL(12, 12, 0)), /* PDM_CLK0_M0 */
861 RK_MUXROUTE_GRF(3, RK_PC0, 3, 0x10260, WRITE_MASK_VAL(12, 12, 1)), /* PDM_CLK0_M1 */
862
863 RK_MUXROUTE_GRF(3, RK_PC6, 1, 0x10264, WRITE_MASK_VAL(0, 0, 0)), /* CIF_CLKOUT_M0 */
864 RK_MUXROUTE_GRF(2, RK_PD1, 3, 0x10264, WRITE_MASK_VAL(0, 0, 1)), /* CIF_CLKOUT_M1 */
865
866 RK_MUXROUTE_GRF(3, RK_PA4, 5, 0x10264, WRITE_MASK_VAL(5, 4, 0)), /* I2C3_SCL_M0 */
867 RK_MUXROUTE_GRF(2, RK_PD4, 7, 0x10264, WRITE_MASK_VAL(5, 4, 1)), /* I2C3_SCL_M1 */
868 RK_MUXROUTE_GRF(1, RK_PD6, 3, 0x10264, WRITE_MASK_VAL(5, 4, 2)), /* I2C3_SCL_M2 */
869
870 RK_MUXROUTE_GRF(3, RK_PA0, 7, 0x10264, WRITE_MASK_VAL(6, 6, 0)), /* I2C4_SCL_M0 */
871 RK_MUXROUTE_GRF(4, RK_PA0, 4, 0x10264, WRITE_MASK_VAL(6, 6, 1)), /* I2C4_SCL_M1 */
872
873 RK_MUXROUTE_GRF(2, RK_PA5, 7, 0x10264, WRITE_MASK_VAL(9, 8, 0)), /* I2C5_SCL_M0 */
874 RK_MUXROUTE_GRF(3, RK_PB0, 5, 0x10264, WRITE_MASK_VAL(9, 8, 1)), /* I2C5_SCL_M1 */
875 RK_MUXROUTE_GRF(1, RK_PD0, 4, 0x10264, WRITE_MASK_VAL(9, 8, 2)), /* I2C5_SCL_M2 */
876
877 RK_MUXROUTE_GRF(3, RK_PC0, 5, 0x10264, WRITE_MASK_VAL(11, 10, 0)), /* SPI1_CLK_M0 */
878 RK_MUXROUTE_GRF(1, RK_PC6, 3, 0x10264, WRITE_MASK_VAL(11, 10, 1)), /* SPI1_CLK_M1 */
879 RK_MUXROUTE_GRF(2, RK_PD5, 6, 0x10264, WRITE_MASK_VAL(11, 10, 2)), /* SPI1_CLK_M2 */
880
881 RK_MUXROUTE_GRF(3, RK_PC0, 2, 0x10264, WRITE_MASK_VAL(12, 12, 0)), /* RGMII_CLK_M0 */
882 RK_MUXROUTE_GRF(2, RK_PB7, 2, 0x10264, WRITE_MASK_VAL(12, 12, 1)), /* RGMII_CLK_M1 */
883
884 RK_MUXROUTE_GRF(3, RK_PA1, 3, 0x10264, WRITE_MASK_VAL(13, 13, 0)), /* CAN_TXD_M0 */
885 RK_MUXROUTE_GRF(3, RK_PA7, 5, 0x10264, WRITE_MASK_VAL(13, 13, 1)), /* CAN_TXD_M1 */
886
887 RK_MUXROUTE_GRF(3, RK_PA4, 6, 0x10268, WRITE_MASK_VAL(0, 0, 0)), /* PWM8_M0 */
888 RK_MUXROUTE_GRF(2, RK_PD7, 5, 0x10268, WRITE_MASK_VAL(0, 0, 1)), /* PWM8_M1 */
889
890 RK_MUXROUTE_GRF(3, RK_PA5, 6, 0x10268, WRITE_MASK_VAL(2, 2, 0)), /* PWM9_M0 */
891 RK_MUXROUTE_GRF(2, RK_PD6, 5, 0x10268, WRITE_MASK_VAL(2, 2, 1)), /* PWM9_M1 */
892
893 RK_MUXROUTE_GRF(3, RK_PA6, 6, 0x10268, WRITE_MASK_VAL(4, 4, 0)), /* PWM10_M0 */
894 RK_MUXROUTE_GRF(2, RK_PD5, 5, 0x10268, WRITE_MASK_VAL(4, 4, 1)), /* PWM10_M1 */
895
896 RK_MUXROUTE_GRF(3, RK_PA7, 6, 0x10268, WRITE_MASK_VAL(6, 6, 0)), /* PWM11_IR_M0 */
897 RK_MUXROUTE_GRF(3, RK_PA1, 5, 0x10268, WRITE_MASK_VAL(6, 6, 1)), /* PWM11_IR_M1 */
898
899 RK_MUXROUTE_GRF(1, RK_PA5, 3, 0x10268, WRITE_MASK_VAL(8, 8, 0)), /* UART2_TX_M0 */
900 RK_MUXROUTE_GRF(3, RK_PA2, 1, 0x10268, WRITE_MASK_VAL(8, 8, 1)), /* UART2_TX_M1 */
901
902 RK_MUXROUTE_GRF(3, RK_PC6, 3, 0x10268, WRITE_MASK_VAL(11, 10, 0)), /* UART3_TX_M0 */
903 RK_MUXROUTE_GRF(1, RK_PA7, 2, 0x10268, WRITE_MASK_VAL(11, 10, 1)), /* UART3_TX_M1 */
904 RK_MUXROUTE_GRF(3, RK_PA0, 4, 0x10268, WRITE_MASK_VAL(11, 10, 2)), /* UART3_TX_M2 */
905
906 RK_MUXROUTE_GRF(3, RK_PA4, 4, 0x10268, WRITE_MASK_VAL(13, 12, 0)), /* UART4_TX_M0 */
907 RK_MUXROUTE_GRF(2, RK_PA6, 4, 0x10268, WRITE_MASK_VAL(13, 12, 1)), /* UART4_TX_M1 */
908 RK_MUXROUTE_GRF(1, RK_PD5, 3, 0x10268, WRITE_MASK_VAL(13, 12, 2)), /* UART4_TX_M2 */
909
910 RK_MUXROUTE_GRF(3, RK_PA6, 4, 0x10268, WRITE_MASK_VAL(15, 14, 0)), /* UART5_TX_M0 */
911 RK_MUXROUTE_GRF(2, RK_PB0, 4, 0x10268, WRITE_MASK_VAL(15, 14, 1)), /* UART5_TX_M1 */
912 RK_MUXROUTE_GRF(2, RK_PA0, 3, 0x10268, WRITE_MASK_VAL(15, 14, 2)), /* UART5_TX_M2 */
913
914 RK_MUXROUTE_PMU(0, RK_PB6, 3, 0x0114, WRITE_MASK_VAL(0, 0, 0)), /* PWM0_M0 */
915 RK_MUXROUTE_PMU(2, RK_PB3, 5, 0x0114, WRITE_MASK_VAL(0, 0, 1)), /* PWM0_M1 */
916
917 RK_MUXROUTE_PMU(0, RK_PB7, 3, 0x0114, WRITE_MASK_VAL(2, 2, 0)), /* PWM1_M0 */
918 RK_MUXROUTE_PMU(2, RK_PB2, 5, 0x0114, WRITE_MASK_VAL(2, 2, 1)), /* PWM1_M1 */
919
920 RK_MUXROUTE_PMU(0, RK_PC0, 3, 0x0114, WRITE_MASK_VAL(4, 4, 0)), /* PWM2_M0 */
921 RK_MUXROUTE_PMU(2, RK_PB1, 5, 0x0114, WRITE_MASK_VAL(4, 4, 1)), /* PWM2_M1 */
922
923 RK_MUXROUTE_PMU(0, RK_PC1, 3, 0x0114, WRITE_MASK_VAL(6, 6, 0)), /* PWM3_IR_M0 */
924 RK_MUXROUTE_PMU(2, RK_PB0, 5, 0x0114, WRITE_MASK_VAL(6, 6, 1)), /* PWM3_IR_M1 */
925
926 RK_MUXROUTE_PMU(0, RK_PC2, 3, 0x0114, WRITE_MASK_VAL(8, 8, 0)), /* PWM4_M0 */
927 RK_MUXROUTE_PMU(2, RK_PA7, 5, 0x0114, WRITE_MASK_VAL(8, 8, 1)), /* PWM4_M1 */
928
929 RK_MUXROUTE_PMU(0, RK_PC3, 3, 0x0114, WRITE_MASK_VAL(10, 10, 0)), /* PWM5_M0 */
930 RK_MUXROUTE_PMU(2, RK_PA6, 5, 0x0114, WRITE_MASK_VAL(10, 10, 1)), /* PWM5_M1 */
931
932 RK_MUXROUTE_PMU(0, RK_PB2, 3, 0x0114, WRITE_MASK_VAL(12, 12, 0)), /* PWM6_M0 */
933 RK_MUXROUTE_PMU(2, RK_PD4, 5, 0x0114, WRITE_MASK_VAL(12, 12, 1)), /* PWM6_M1 */
934
935 RK_MUXROUTE_PMU(0, RK_PB1, 3, 0x0114, WRITE_MASK_VAL(14, 14, 0)), /* PWM7_IR_M0 */
936 RK_MUXROUTE_PMU(3, RK_PA0, 5, 0x0114, WRITE_MASK_VAL(14, 14, 1)), /* PWM7_IR_M1 */
937
938 RK_MUXROUTE_PMU(0, RK_PB0, 1, 0x0118, WRITE_MASK_VAL(1, 0, 0)), /* SPI0_CLK_M0 */
939 RK_MUXROUTE_PMU(2, RK_PA1, 1, 0x0118, WRITE_MASK_VAL(1, 0, 1)), /* SPI0_CLK_M1 */
940 RK_MUXROUTE_PMU(2, RK_PB2, 6, 0x0118, WRITE_MASK_VAL(1, 0, 2)), /* SPI0_CLK_M2 */
941
942 RK_MUXROUTE_PMU(0, RK_PB6, 2, 0x0118, WRITE_MASK_VAL(2, 2, 0)), /* UART1_TX_M0 */
943 RK_MUXROUTE_PMU(1, RK_PD0, 5, 0x0118, WRITE_MASK_VAL(2, 2, 1)), /* UART1_TX_M1 */
944 };
945
946 static struct rockchip_mux_route_data rk3128_mux_route_data[] = {
947 RK_MUXROUTE_SAME(1, RK_PB2, 1, 0x144, BIT(16 + 3) | BIT(16 + 4)), /* spi-0 */
948 RK_MUXROUTE_SAME(1, RK_PD3, 3, 0x144, BIT(16 + 3) | BIT(16 + 4) | BIT(3)), /* spi-1 */
949 RK_MUXROUTE_SAME(0, RK_PB5, 2, 0x144, BIT(16 + 3) | BIT(16 + 4) | BIT(4)), /* spi-2 */
950 RK_MUXROUTE_SAME(1, RK_PA5, 1, 0x144, BIT(16 + 5)), /* i2s-0 */
951 RK_MUXROUTE_SAME(0, RK_PB6, 1, 0x144, BIT(16 + 5) | BIT(5)), /* i2s-1 */
952 RK_MUXROUTE_SAME(1, RK_PC6, 2, 0x144, BIT(16 + 6)), /* emmc-0 */
953 RK_MUXROUTE_SAME(2, RK_PA4, 2, 0x144, BIT(16 + 6) | BIT(6)), /* emmc-1 */
954 };
955
956 static struct rockchip_mux_route_data rk3188_mux_route_data[] = {
957 RK_MUXROUTE_SAME(0, RK_PD0, 1, 0xa0, BIT(16 + 11)), /* non-iomuxed emmc/flash pins on flash-dqs */
958 RK_MUXROUTE_SAME(0, RK_PD0, 2, 0xa0, BIT(16 + 11) | BIT(11)), /* non-iomuxed emmc/flash pins on emmc-clk */
959 };
960
961 static struct rockchip_mux_route_data rk3228_mux_route_data[] = {
962 RK_MUXROUTE_SAME(0, RK_PD2, 1, 0x50, BIT(16)), /* pwm0-0 */
963 RK_MUXROUTE_SAME(3, RK_PC5, 1, 0x50, BIT(16) | BIT(0)), /* pwm0-1 */
964 RK_MUXROUTE_SAME(0, RK_PD3, 1, 0x50, BIT(16 + 1)), /* pwm1-0 */
965 RK_MUXROUTE_SAME(0, RK_PD6, 2, 0x50, BIT(16 + 1) | BIT(1)), /* pwm1-1 */
966 RK_MUXROUTE_SAME(0, RK_PD4, 1, 0x50, BIT(16 + 2)), /* pwm2-0 */
967 RK_MUXROUTE_SAME(1, RK_PB4, 2, 0x50, BIT(16 + 2) | BIT(2)), /* pwm2-1 */
968 RK_MUXROUTE_SAME(3, RK_PD2, 1, 0x50, BIT(16 + 3)), /* pwm3-0 */
969 RK_MUXROUTE_SAME(1, RK_PB3, 2, 0x50, BIT(16 + 3) | BIT(3)), /* pwm3-1 */
970 RK_MUXROUTE_SAME(1, RK_PA1, 1, 0x50, BIT(16 + 4)), /* sdio-0_d0 */
971 RK_MUXROUTE_SAME(3, RK_PA2, 1, 0x50, BIT(16 + 4) | BIT(4)), /* sdio-1_d0 */
972 RK_MUXROUTE_SAME(0, RK_PB5, 2, 0x50, BIT(16 + 5)), /* spi-0_rx */
973 RK_MUXROUTE_SAME(2, RK_PA0, 2, 0x50, BIT(16 + 5) | BIT(5)), /* spi-1_rx */
974 RK_MUXROUTE_SAME(1, RK_PC6, 2, 0x50, BIT(16 + 7)), /* emmc-0_cmd */
975 RK_MUXROUTE_SAME(2, RK_PA4, 2, 0x50, BIT(16 + 7) | BIT(7)), /* emmc-1_cmd */
976 RK_MUXROUTE_SAME(1, RK_PC3, 2, 0x50, BIT(16 + 8)), /* uart2-0_rx */
977 RK_MUXROUTE_SAME(1, RK_PB2, 2, 0x50, BIT(16 + 8) | BIT(8)), /* uart2-1_rx */
978 RK_MUXROUTE_SAME(1, RK_PB2, 1, 0x50, BIT(16 + 11)), /* uart1-0_rx */
979 RK_MUXROUTE_SAME(3, RK_PB5, 1, 0x50, BIT(16 + 11) | BIT(11)), /* uart1-1_rx */
980 };
981
982 static struct rockchip_mux_route_data rk3288_mux_route_data[] = {
983 RK_MUXROUTE_SAME(7, RK_PC0, 2, 0x264, BIT(16 + 12) | BIT(12)), /* edphdmi_cecinoutt1 */
984 RK_MUXROUTE_SAME(7, RK_PC7, 4, 0x264, BIT(16 + 12)), /* edphdmi_cecinout */
985 };
986
987 static struct rockchip_mux_route_data rk3308_mux_route_data[] = {
988 RK_MUXROUTE_SAME(0, RK_PC3, 1, 0x314, BIT(16 + 0) | BIT(0)), /* rtc_clk */
989 RK_MUXROUTE_SAME(1, RK_PC6, 2, 0x314, BIT(16 + 2) | BIT(16 + 3)), /* uart2_rxm0 */
990 RK_MUXROUTE_SAME(4, RK_PD2, 2, 0x314, BIT(16 + 2) | BIT(16 + 3) | BIT(2)), /* uart2_rxm1 */
991 RK_MUXROUTE_SAME(0, RK_PB7, 2, 0x314, BIT(16 + 4)), /* i2c3_sdam0 */
992 RK_MUXROUTE_SAME(3, RK_PB4, 2, 0x314, BIT(16 + 4) | BIT(4)), /* i2c3_sdam1 */
993 RK_MUXROUTE_SAME(1, RK_PA3, 2, 0x308, BIT(16 + 3)), /* i2s-8ch-1-sclktxm0 */
994 RK_MUXROUTE_SAME(1, RK_PA4, 2, 0x308, BIT(16 + 3)), /* i2s-8ch-1-sclkrxm0 */
995 RK_MUXROUTE_SAME(1, RK_PB5, 2, 0x308, BIT(16 + 3) | BIT(3)), /* i2s-8ch-1-sclktxm1 */
996 RK_MUXROUTE_SAME(1, RK_PB6, 2, 0x308, BIT(16 + 3) | BIT(3)), /* i2s-8ch-1-sclkrxm1 */
997 RK_MUXROUTE_SAME(1, RK_PA4, 3, 0x308, BIT(16 + 12) | BIT(16 + 13)), /* pdm-clkm0 */
998 RK_MUXROUTE_SAME(1, RK_PB6, 4, 0x308, BIT(16 + 12) | BIT(16 + 13) | BIT(12)), /* pdm-clkm1 */
999 RK_MUXROUTE_SAME(2, RK_PA6, 2, 0x308, BIT(16 + 12) | BIT(16 + 13) | BIT(13)), /* pdm-clkm2 */
1000 RK_MUXROUTE_SAME(2, RK_PA4, 3, 0x600, BIT(16 + 2) | BIT(2)), /* pdm-clkm-m2 */
1001 };
1002
1003 static struct rockchip_mux_route_data rk3328_mux_route_data[] = {
1004 RK_MUXROUTE_SAME(1, RK_PA1, 2, 0x50, BIT(16) | BIT(16 + 1)), /* uart2dbg_rxm0 */
1005 RK_MUXROUTE_SAME(2, RK_PA1, 1, 0x50, BIT(16) | BIT(16 + 1) | BIT(0)), /* uart2dbg_rxm1 */
1006 RK_MUXROUTE_SAME(1, RK_PB3, 2, 0x50, BIT(16 + 2) | BIT(2)), /* gmac-m1_rxd0 */
1007 RK_MUXROUTE_SAME(1, RK_PB6, 2, 0x50, BIT(16 + 10) | BIT(10)), /* gmac-m1-optimized_rxd3 */
1008 RK_MUXROUTE_SAME(2, RK_PC3, 2, 0x50, BIT(16 + 3)), /* pdm_sdi0m0 */
1009 RK_MUXROUTE_SAME(1, RK_PC7, 3, 0x50, BIT(16 + 3) | BIT(3)), /* pdm_sdi0m1 */
1010 RK_MUXROUTE_SAME(3, RK_PA2, 4, 0x50, BIT(16 + 4) | BIT(16 + 5) | BIT(5)), /* spi_rxdm2 */
1011 RK_MUXROUTE_SAME(1, RK_PD0, 1, 0x50, BIT(16 + 6)), /* i2s2_sdim0 */
1012 RK_MUXROUTE_SAME(3, RK_PA2, 6, 0x50, BIT(16 + 6) | BIT(6)), /* i2s2_sdim1 */
1013 RK_MUXROUTE_SAME(2, RK_PC6, 3, 0x50, BIT(16 + 7) | BIT(7)), /* card_iom1 */
1014 RK_MUXROUTE_SAME(2, RK_PC0, 3, 0x50, BIT(16 + 8) | BIT(8)), /* tsp_d5m1 */
1015 RK_MUXROUTE_SAME(2, RK_PC0, 4, 0x50, BIT(16 + 9) | BIT(9)), /* cif_data5m1 */
1016 };
1017
1018 static struct rockchip_mux_route_data rk3399_mux_route_data[] = {
1019 RK_MUXROUTE_SAME(4, RK_PB0, 2, 0xe21c, BIT(16 + 10) | BIT(16 + 11)), /* uart2dbga_rx */
1020 RK_MUXROUTE_SAME(4, RK_PC0, 2, 0xe21c, BIT(16 + 10) | BIT(16 + 11) | BIT(10)), /* uart2dbgb_rx */
1021 RK_MUXROUTE_SAME(4, RK_PC3, 1, 0xe21c, BIT(16 + 10) | BIT(16 + 11) | BIT(11)), /* uart2dbgc_rx */
1022 RK_MUXROUTE_SAME(2, RK_PD2, 2, 0xe21c, BIT(16 + 14)), /* pcie_clkreqn */
1023 RK_MUXROUTE_SAME(4, RK_PD0, 1, 0xe21c, BIT(16 + 14) | BIT(14)), /* pcie_clkreqnb */
1024 };
1025
1026 static struct rockchip_mux_route_data rk3568_mux_route_data[] = {
1027 RK_MUXROUTE_PMU(0, RK_PB7, 1, 0x0110, WRITE_MASK_VAL(1, 0, 0)), /* PWM0 IO mux M0 */
1028 RK_MUXROUTE_PMU(0, RK_PC7, 2, 0x0110, WRITE_MASK_VAL(1, 0, 1)), /* PWM0 IO mux M1 */
1029 RK_MUXROUTE_PMU(0, RK_PC0, 1, 0x0110, WRITE_MASK_VAL(3, 2, 0)), /* PWM1 IO mux M0 */
1030 RK_MUXROUTE_PMU(0, RK_PB5, 4, 0x0110, WRITE_MASK_VAL(3, 2, 1)), /* PWM1 IO mux M1 */
1031 RK_MUXROUTE_PMU(0, RK_PC1, 1, 0x0110, WRITE_MASK_VAL(5, 4, 0)), /* PWM2 IO mux M0 */
1032 RK_MUXROUTE_PMU(0, RK_PB6, 4, 0x0110, WRITE_MASK_VAL(5, 4, 1)), /* PWM2 IO mux M1 */
1033 RK_MUXROUTE_GRF(0, RK_PB3, 2, 0x0300, WRITE_MASK_VAL(0, 0, 0)), /* CAN0 IO mux M0 */
1034 RK_MUXROUTE_GRF(2, RK_PA1, 4, 0x0300, WRITE_MASK_VAL(0, 0, 1)), /* CAN0 IO mux M1 */
1035 RK_MUXROUTE_GRF(1, RK_PA1, 3, 0x0300, WRITE_MASK_VAL(2, 2, 0)), /* CAN1 IO mux M0 */
1036 RK_MUXROUTE_GRF(4, RK_PC3, 3, 0x0300, WRITE_MASK_VAL(2, 2, 1)), /* CAN1 IO mux M1 */
1037 RK_MUXROUTE_GRF(4, RK_PB5, 3, 0x0300, WRITE_MASK_VAL(4, 4, 0)), /* CAN2 IO mux M0 */
1038 RK_MUXROUTE_GRF(2, RK_PB2, 4, 0x0300, WRITE_MASK_VAL(4, 4, 1)), /* CAN2 IO mux M1 */
1039 RK_MUXROUTE_GRF(4, RK_PC4, 1, 0x0300, WRITE_MASK_VAL(6, 6, 0)), /* HPDIN IO mux M0 */
1040 RK_MUXROUTE_GRF(0, RK_PC2, 2, 0x0300, WRITE_MASK_VAL(6, 6, 1)), /* HPDIN IO mux M1 */
1041 RK_MUXROUTE_GRF(3, RK_PB1, 3, 0x0300, WRITE_MASK_VAL(8, 8, 0)), /* GMAC1 IO mux M0 */
1042 RK_MUXROUTE_GRF(4, RK_PA7, 3, 0x0300, WRITE_MASK_VAL(8, 8, 1)), /* GMAC1 IO mux M1 */
1043 RK_MUXROUTE_GRF(4, RK_PD1, 1, 0x0300, WRITE_MASK_VAL(10, 10, 0)), /* HDMITX IO mux M0 */
1044 RK_MUXROUTE_GRF(0, RK_PC7, 1, 0x0300, WRITE_MASK_VAL(10, 10, 1)), /* HDMITX IO mux M1 */
1045 RK_MUXROUTE_GRF(0, RK_PB6, 1, 0x0300, WRITE_MASK_VAL(14, 14, 0)), /* I2C2 IO mux M0 */
1046 RK_MUXROUTE_GRF(4, RK_PB4, 1, 0x0300, WRITE_MASK_VAL(14, 14, 1)), /* I2C2 IO mux M1 */
1047 RK_MUXROUTE_GRF(1, RK_PA0, 1, 0x0304, WRITE_MASK_VAL(0, 0, 0)), /* I2C3 IO mux M0 */
1048 RK_MUXROUTE_GRF(3, RK_PB6, 4, 0x0304, WRITE_MASK_VAL(0, 0, 1)), /* I2C3 IO mux M1 */
1049 RK_MUXROUTE_GRF(4, RK_PB2, 1, 0x0304, WRITE_MASK_VAL(2, 2, 0)), /* I2C4 IO mux M0 */
1050 RK_MUXROUTE_GRF(2, RK_PB1, 2, 0x0304, WRITE_MASK_VAL(2, 2, 1)), /* I2C4 IO mux M1 */
1051 RK_MUXROUTE_GRF(3, RK_PB4, 4, 0x0304, WRITE_MASK_VAL(4, 4, 0)), /* I2C5 IO mux M0 */
1052 RK_MUXROUTE_GRF(4, RK_PD0, 2, 0x0304, WRITE_MASK_VAL(4, 4, 1)), /* I2C5 IO mux M1 */
1053 RK_MUXROUTE_GRF(3, RK_PB1, 5, 0x0304, WRITE_MASK_VAL(14, 14, 0)), /* PWM8 IO mux M0 */
1054 RK_MUXROUTE_GRF(1, RK_PD5, 4, 0x0304, WRITE_MASK_VAL(14, 14, 1)), /* PWM8 IO mux M1 */
1055 RK_MUXROUTE_GRF(3, RK_PB2, 5, 0x0308, WRITE_MASK_VAL(0, 0, 0)), /* PWM9 IO mux M0 */
1056 RK_MUXROUTE_GRF(1, RK_PD6, 4, 0x0308, WRITE_MASK_VAL(0, 0, 1)), /* PWM9 IO mux M1 */
1057 RK_MUXROUTE_GRF(3, RK_PB5, 5, 0x0308, WRITE_MASK_VAL(2, 2, 0)), /* PWM10 IO mux M0 */
1058 RK_MUXROUTE_GRF(2, RK_PA1, 2, 0x0308, WRITE_MASK_VAL(2, 2, 1)), /* PWM10 IO mux M1 */
1059 RK_MUXROUTE_GRF(3, RK_PB6, 5, 0x0308, WRITE_MASK_VAL(4, 4, 0)), /* PWM11 IO mux M0 */
1060 RK_MUXROUTE_GRF(4, RK_PC0, 3, 0x0308, WRITE_MASK_VAL(4, 4, 1)), /* PWM11 IO mux M1 */
1061 RK_MUXROUTE_GRF(3, RK_PB7, 2, 0x0308, WRITE_MASK_VAL(6, 6, 0)), /* PWM12 IO mux M0 */
1062 RK_MUXROUTE_GRF(4, RK_PC5, 1, 0x0308, WRITE_MASK_VAL(6, 6, 1)), /* PWM12 IO mux M1 */
1063 RK_MUXROUTE_GRF(3, RK_PC0, 2, 0x0308, WRITE_MASK_VAL(8, 8, 0)), /* PWM13 IO mux M0 */
1064 RK_MUXROUTE_GRF(4, RK_PC6, 1, 0x0308, WRITE_MASK_VAL(8, 8, 1)), /* PWM13 IO mux M1 */
1065 RK_MUXROUTE_GRF(3, RK_PC4, 1, 0x0308, WRITE_MASK_VAL(10, 10, 0)), /* PWM14 IO mux M0 */
1066 RK_MUXROUTE_GRF(4, RK_PC2, 1, 0x0308, WRITE_MASK_VAL(10, 10, 1)), /* PWM14 IO mux M1 */
1067 RK_MUXROUTE_GRF(3, RK_PC5, 1, 0x0308, WRITE_MASK_VAL(12, 12, 0)), /* PWM15 IO mux M0 */
1068 RK_MUXROUTE_GRF(4, RK_PC3, 1, 0x0308, WRITE_MASK_VAL(12, 12, 1)), /* PWM15 IO mux M1 */
1069 RK_MUXROUTE_GRF(3, RK_PD2, 3, 0x0308, WRITE_MASK_VAL(14, 14, 0)), /* SDMMC2 IO mux M0 */
1070 RK_MUXROUTE_GRF(3, RK_PA5, 5, 0x0308, WRITE_MASK_VAL(14, 14, 1)), /* SDMMC2 IO mux M1 */
1071 RK_MUXROUTE_GRF(0, RK_PB5, 2, 0x030c, WRITE_MASK_VAL(0, 0, 0)), /* SPI0 IO mux M0 */
1072 RK_MUXROUTE_GRF(2, RK_PD3, 3, 0x030c, WRITE_MASK_VAL(0, 0, 1)), /* SPI0 IO mux M1 */
1073 RK_MUXROUTE_GRF(2, RK_PB5, 3, 0x030c, WRITE_MASK_VAL(2, 2, 0)), /* SPI1 IO mux M0 */
1074 RK_MUXROUTE_GRF(3, RK_PC3, 3, 0x030c, WRITE_MASK_VAL(2, 2, 1)), /* SPI1 IO mux M1 */
1075 RK_MUXROUTE_GRF(2, RK_PC1, 4, 0x030c, WRITE_MASK_VAL(4, 4, 0)), /* SPI2 IO mux M0 */
1076 RK_MUXROUTE_GRF(3, RK_PA0, 3, 0x030c, WRITE_MASK_VAL(4, 4, 1)), /* SPI2 IO mux M1 */
1077 RK_MUXROUTE_GRF(4, RK_PB3, 4, 0x030c, WRITE_MASK_VAL(6, 6, 0)), /* SPI3 IO mux M0 */
1078 RK_MUXROUTE_GRF(4, RK_PC2, 2, 0x030c, WRITE_MASK_VAL(6, 6, 1)), /* SPI3 IO mux M1 */
1079 RK_MUXROUTE_GRF(2, RK_PB4, 2, 0x030c, WRITE_MASK_VAL(8, 8, 0)), /* UART1 IO mux M0 */
1080 RK_MUXROUTE_GRF(3, RK_PD6, 4, 0x030c, WRITE_MASK_VAL(8, 8, 1)), /* UART1 IO mux M1 */
1081 RK_MUXROUTE_GRF(0, RK_PD1, 1, 0x030c, WRITE_MASK_VAL(10, 10, 0)), /* UART2 IO mux M0 */
1082 RK_MUXROUTE_GRF(1, RK_PD5, 2, 0x030c, WRITE_MASK_VAL(10, 10, 1)), /* UART2 IO mux M1 */
1083 RK_MUXROUTE_GRF(1, RK_PA1, 2, 0x030c, WRITE_MASK_VAL(12, 12, 0)), /* UART3 IO mux M0 */
1084 RK_MUXROUTE_GRF(3, RK_PB7, 4, 0x030c, WRITE_MASK_VAL(12, 12, 1)), /* UART3 IO mux M1 */
1085 RK_MUXROUTE_GRF(1, RK_PA6, 2, 0x030c, WRITE_MASK_VAL(14, 14, 0)), /* UART4 IO mux M0 */
1086 RK_MUXROUTE_GRF(3, RK_PB2, 4, 0x030c, WRITE_MASK_VAL(14, 14, 1)), /* UART4 IO mux M1 */
1087 RK_MUXROUTE_GRF(2, RK_PA2, 3, 0x0310, WRITE_MASK_VAL(0, 0, 0)), /* UART5 IO mux M0 */
1088 RK_MUXROUTE_GRF(3, RK_PC2, 4, 0x0310, WRITE_MASK_VAL(0, 0, 1)), /* UART5 IO mux M1 */
1089 RK_MUXROUTE_GRF(2, RK_PA4, 3, 0x0310, WRITE_MASK_VAL(2, 2, 0)), /* UART6 IO mux M0 */
1090 RK_MUXROUTE_GRF(1, RK_PD5, 3, 0x0310, WRITE_MASK_VAL(2, 2, 1)), /* UART6 IO mux M1 */
1091 RK_MUXROUTE_GRF(2, RK_PA6, 3, 0x0310, WRITE_MASK_VAL(5, 4, 0)), /* UART7 IO mux M0 */
1092 RK_MUXROUTE_GRF(3, RK_PC4, 4, 0x0310, WRITE_MASK_VAL(5, 4, 1)), /* UART7 IO mux M1 */
1093 RK_MUXROUTE_GRF(4, RK_PA2, 4, 0x0310, WRITE_MASK_VAL(5, 4, 2)), /* UART7 IO mux M2 */
1094 RK_MUXROUTE_GRF(2, RK_PC5, 3, 0x0310, WRITE_MASK_VAL(6, 6, 0)), /* UART8 IO mux M0 */
1095 RK_MUXROUTE_GRF(2, RK_PD7, 4, 0x0310, WRITE_MASK_VAL(6, 6, 1)), /* UART8 IO mux M1 */
1096 RK_MUXROUTE_GRF(2, RK_PB0, 3, 0x0310, WRITE_MASK_VAL(9, 8, 0)), /* UART9 IO mux M0 */
1097 RK_MUXROUTE_GRF(4, RK_PC5, 4, 0x0310, WRITE_MASK_VAL(9, 8, 1)), /* UART9 IO mux M1 */
1098 RK_MUXROUTE_GRF(4, RK_PA4, 4, 0x0310, WRITE_MASK_VAL(9, 8, 2)), /* UART9 IO mux M2 */
1099 RK_MUXROUTE_GRF(1, RK_PA2, 1, 0x0310, WRITE_MASK_VAL(11, 10, 0)), /* I2S1 IO mux M0 */
1100 RK_MUXROUTE_GRF(3, RK_PC6, 4, 0x0310, WRITE_MASK_VAL(11, 10, 1)), /* I2S1 IO mux M1 */
1101 RK_MUXROUTE_GRF(2, RK_PD0, 5, 0x0310, WRITE_MASK_VAL(11, 10, 2)), /* I2S1 IO mux M2 */
1102 RK_MUXROUTE_GRF(2, RK_PC1, 1, 0x0310, WRITE_MASK_VAL(12, 12, 0)), /* I2S2 IO mux M0 */
1103 RK_MUXROUTE_GRF(4, RK_PB6, 5, 0x0310, WRITE_MASK_VAL(12, 12, 1)), /* I2S2 IO mux M1 */
1104 RK_MUXROUTE_GRF(3, RK_PA2, 4, 0x0310, WRITE_MASK_VAL(14, 14, 0)), /* I2S3 IO mux M0 */
1105 RK_MUXROUTE_GRF(4, RK_PC2, 5, 0x0310, WRITE_MASK_VAL(14, 14, 1)), /* I2S3 IO mux M1 */
1106 RK_MUXROUTE_GRF(1, RK_PA4, 3, 0x0314, WRITE_MASK_VAL(1, 0, 0)), /* PDM IO mux M0 */
1107 RK_MUXROUTE_GRF(1, RK_PA6, 3, 0x0314, WRITE_MASK_VAL(1, 0, 0)), /* PDM IO mux M0 */
1108 RK_MUXROUTE_GRF(3, RK_PD6, 5, 0x0314, WRITE_MASK_VAL(1, 0, 1)), /* PDM IO mux M1 */
1109 RK_MUXROUTE_GRF(4, RK_PA0, 4, 0x0314, WRITE_MASK_VAL(1, 0, 1)), /* PDM IO mux M1 */
1110 RK_MUXROUTE_GRF(3, RK_PC4, 5, 0x0314, WRITE_MASK_VAL(1, 0, 2)), /* PDM IO mux M2 */
1111 RK_MUXROUTE_GRF(0, RK_PA5, 3, 0x0314, WRITE_MASK_VAL(3, 2, 0)), /* PCIE20 IO mux M0 */
1112 RK_MUXROUTE_GRF(2, RK_PD0, 4, 0x0314, WRITE_MASK_VAL(3, 2, 1)), /* PCIE20 IO mux M1 */
1113 RK_MUXROUTE_GRF(1, RK_PB0, 4, 0x0314, WRITE_MASK_VAL(3, 2, 2)), /* PCIE20 IO mux M2 */
1114 RK_MUXROUTE_GRF(0, RK_PA4, 3, 0x0314, WRITE_MASK_VAL(5, 4, 0)), /* PCIE30X1 IO mux M0 */
1115 RK_MUXROUTE_GRF(2, RK_PD2, 4, 0x0314, WRITE_MASK_VAL(5, 4, 1)), /* PCIE30X1 IO mux M1 */
1116 RK_MUXROUTE_GRF(1, RK_PA5, 4, 0x0314, WRITE_MASK_VAL(5, 4, 2)), /* PCIE30X1 IO mux M2 */
1117 RK_MUXROUTE_GRF(0, RK_PA6, 2, 0x0314, WRITE_MASK_VAL(7, 6, 0)), /* PCIE30X2 IO mux M0 */
1118 RK_MUXROUTE_GRF(2, RK_PD4, 4, 0x0314, WRITE_MASK_VAL(7, 6, 1)), /* PCIE30X2 IO mux M1 */
1119 RK_MUXROUTE_GRF(4, RK_PC2, 4, 0x0314, WRITE_MASK_VAL(7, 6, 2)), /* PCIE30X2 IO mux M2 */
1120 };
1121
rockchip_get_mux_route(struct rockchip_pin_bank * bank,int pin,int mux,u32 * loc,u32 * reg,u32 * value)1122 static bool rockchip_get_mux_route(struct rockchip_pin_bank *bank, int pin,
1123 int mux, u32 *loc, u32 *reg, u32 *value)
1124 {
1125 struct rockchip_pinctrl *info = bank->drvdata;
1126 struct rockchip_pin_ctrl *ctrl = info->ctrl;
1127 struct rockchip_mux_route_data *data;
1128 int i;
1129
1130 for (i = 0; i < ctrl->niomux_routes; i++) {
1131 data = &ctrl->iomux_routes[i];
1132 if ((data->bank_num == bank->bank_num) &&
1133 (data->pin == pin) && (data->func == mux))
1134 break;
1135 }
1136
1137 if (i >= ctrl->niomux_routes)
1138 return false;
1139
1140 *loc = data->route_location;
1141 *reg = data->route_offset;
1142 *value = data->route_val;
1143
1144 return true;
1145 }
1146
rockchip_get_mux(struct rockchip_pin_bank * bank,int pin)1147 static int rockchip_get_mux(struct rockchip_pin_bank *bank, int pin)
1148 {
1149 struct rockchip_pinctrl *info = bank->drvdata;
1150 struct rockchip_pin_ctrl *ctrl = info->ctrl;
1151 int iomux_num = (pin / 8);
1152 struct regmap *regmap;
1153 unsigned int val;
1154 int reg, ret, mask, mux_type;
1155 u8 bit;
1156
1157 if (iomux_num > 3)
1158 return -EINVAL;
1159
1160 if (bank->iomux[iomux_num].type & IOMUX_UNROUTED) {
1161 dev_err(info->dev, "pin %d is unrouted\n", pin);
1162 return -EINVAL;
1163 }
1164
1165 if (bank->iomux[iomux_num].type & IOMUX_GPIO_ONLY)
1166 return RK_FUNC_GPIO;
1167
1168 if (bank->iomux[iomux_num].type & IOMUX_SOURCE_PMU)
1169 regmap = info->regmap_pmu;
1170 else if (bank->iomux[iomux_num].type & IOMUX_L_SOURCE_PMU)
1171 regmap = (pin % 8 < 4) ? info->regmap_pmu : info->regmap_base;
1172 else
1173 regmap = info->regmap_base;
1174
1175 if (ctrl->type == RK3506) {
1176 if (bank->bank_num == 1)
1177 regmap = info->regmap_ioc1;
1178 else if (bank->bank_num == 4)
1179 return 0;
1180 }
1181
1182 /* get basic quadrupel of mux registers and the correct reg inside */
1183 mux_type = bank->iomux[iomux_num].type;
1184 reg = bank->iomux[iomux_num].offset;
1185 if (mux_type & IOMUX_WIDTH_4BIT) {
1186 if ((pin % 8) >= 4)
1187 reg += 0x4;
1188 bit = (pin % 4) * 4;
1189 mask = 0xf;
1190 } else if (mux_type & IOMUX_WIDTH_3BIT) {
1191 if ((pin % 8) >= 5)
1192 reg += 0x4;
1193 bit = (pin % 8 % 5) * 3;
1194 mask = 0x7;
1195 } else {
1196 bit = (pin % 8) * 2;
1197 mask = 0x3;
1198 }
1199
1200 if (bank->recalced_mask & BIT(pin))
1201 rockchip_get_recalced_mux(bank, pin, ®, &bit, &mask);
1202
1203 if (ctrl->type == RK3576) {
1204 if ((bank->bank_num == 0) && (pin >= RK_PB4) && (pin <= RK_PB7))
1205 reg += 0x1ff4; /* GPIO0_IOC_GPIO0B_IOMUX_SEL_H */
1206 }
1207
1208 if (ctrl->type == RK3588) {
1209 if (bank->bank_num == 0) {
1210 if ((pin >= RK_PB4) && (pin <= RK_PD7)) {
1211 u32 reg0 = 0;
1212
1213 reg0 = reg + 0x4000 - 0xC; /* PMU2_IOC_BASE */
1214 ret = regmap_read(regmap, reg0, &val);
1215 if (ret)
1216 return ret;
1217
1218 if (!(val & BIT(8)))
1219 return ((val >> bit) & mask);
1220
1221 reg = reg + 0x8000; /* BUS_IOC_BASE */
1222 regmap = info->regmap_base;
1223 }
1224 } else if (bank->bank_num > 0) {
1225 reg += 0x8000; /* BUS_IOC_BASE */
1226 }
1227 }
1228
1229 ret = regmap_read(regmap, reg, &val);
1230 if (ret)
1231 return ret;
1232
1233 return ((val >> bit) & mask);
1234 }
1235
rockchip_verify_mux(struct rockchip_pin_bank * bank,int pin,int mux)1236 static int rockchip_verify_mux(struct rockchip_pin_bank *bank,
1237 int pin, int mux)
1238 {
1239 struct rockchip_pinctrl *info = bank->drvdata;
1240 struct device *dev = info->dev;
1241 int iomux_num = (pin / 8);
1242
1243 if (iomux_num > 3)
1244 return -EINVAL;
1245
1246 if (bank->iomux[iomux_num].type & IOMUX_UNROUTED) {
1247 dev_err(dev, "pin %d is unrouted\n", pin);
1248 return -EINVAL;
1249 }
1250
1251 if (bank->iomux[iomux_num].type & IOMUX_GPIO_ONLY) {
1252 if (mux != RK_FUNC_GPIO) {
1253 dev_err(dev, "pin %d only supports a gpio mux\n", pin);
1254 return -ENOTSUPP;
1255 }
1256 }
1257
1258 return 0;
1259 }
1260
1261 /*
1262 * Set a new mux function for a pin.
1263 *
1264 * The register is divided into the upper and lower 16 bit. When changing
1265 * a value, the previous register value is not read and changed. Instead
1266 * it seems the changed bits are marked in the upper 16 bit, while the
1267 * changed value gets set in the same offset in the lower 16 bit.
1268 * All pin settings seem to be 2 bit wide in both the upper and lower
1269 * parts.
1270 * @bank: pin bank to change
1271 * @pin: pin to change
1272 * @mux: new mux function to set
1273 */
rockchip_set_mux(struct rockchip_pin_bank * bank,int pin,int mux)1274 static int rockchip_set_mux(struct rockchip_pin_bank *bank, int pin, int mux)
1275 {
1276 struct rockchip_pinctrl *info = bank->drvdata;
1277 struct rockchip_pin_ctrl *ctrl = info->ctrl;
1278 struct device *dev = info->dev;
1279 int iomux_num = (pin / 8);
1280 struct regmap *regmap;
1281 int reg, ret, mask, mux_type;
1282 u8 bit;
1283 u32 data, rmask, route_location, route_reg, route_val;
1284
1285 ret = rockchip_verify_mux(bank, pin, mux);
1286 if (ret < 0)
1287 return ret;
1288
1289 if (bank->iomux[iomux_num].type & IOMUX_GPIO_ONLY)
1290 return 0;
1291
1292 dev_dbg(dev, "setting mux of GPIO%d-%d to %d\n", bank->bank_num, pin, mux);
1293
1294 if (bank->iomux[iomux_num].type & IOMUX_SOURCE_PMU)
1295 regmap = info->regmap_pmu;
1296 else if (bank->iomux[iomux_num].type & IOMUX_L_SOURCE_PMU)
1297 regmap = (pin % 8 < 4) ? info->regmap_pmu : info->regmap_base;
1298 else
1299 regmap = info->regmap_base;
1300
1301 if (ctrl->type == RK3506) {
1302 if (bank->bank_num == 1)
1303 regmap = info->regmap_ioc1;
1304 else if (bank->bank_num == 4)
1305 return 0;
1306 }
1307
1308 /* get basic quadrupel of mux registers and the correct reg inside */
1309 mux_type = bank->iomux[iomux_num].type;
1310 reg = bank->iomux[iomux_num].offset;
1311 if (mux_type & IOMUX_WIDTH_4BIT) {
1312 if ((pin % 8) >= 4)
1313 reg += 0x4;
1314 bit = (pin % 4) * 4;
1315 mask = 0xf;
1316 } else if (mux_type & IOMUX_WIDTH_3BIT) {
1317 if ((pin % 8) >= 5)
1318 reg += 0x4;
1319 bit = (pin % 8 % 5) * 3;
1320 mask = 0x7;
1321 } else {
1322 bit = (pin % 8) * 2;
1323 mask = 0x3;
1324 }
1325
1326 if (bank->recalced_mask & BIT(pin))
1327 rockchip_get_recalced_mux(bank, pin, ®, &bit, &mask);
1328
1329 if (ctrl->type == RK3576) {
1330 if ((bank->bank_num == 0) && (pin >= RK_PB4) && (pin <= RK_PB7))
1331 reg += 0x1ff4; /* GPIO0_IOC_GPIO0B_IOMUX_SEL_H */
1332 }
1333
1334 if (ctrl->type == RK3588) {
1335 if (bank->bank_num == 0) {
1336 if ((pin >= RK_PB4) && (pin <= RK_PD7)) {
1337 if (mux < 8) {
1338 reg += 0x4000 - 0xC; /* PMU2_IOC_BASE */
1339 data = (mask << (bit + 16));
1340 rmask = data | (data >> 16);
1341 data |= (mux & mask) << bit;
1342 ret = regmap_update_bits(regmap, reg, rmask, data);
1343 } else {
1344 u32 reg0 = 0;
1345
1346 reg0 = reg + 0x4000 - 0xC; /* PMU2_IOC_BASE */
1347 data = (mask << (bit + 16));
1348 rmask = data | (data >> 16);
1349 data |= 8 << bit;
1350 ret = regmap_update_bits(regmap, reg0, rmask, data);
1351
1352 reg0 = reg + 0x8000; /* BUS_IOC_BASE */
1353 data = (mask << (bit + 16));
1354 rmask = data | (data >> 16);
1355 data |= mux << bit;
1356 regmap = info->regmap_base;
1357 ret |= regmap_update_bits(regmap, reg0, rmask, data);
1358 }
1359 } else {
1360 data = (mask << (bit + 16));
1361 rmask = data | (data >> 16);
1362 data |= (mux & mask) << bit;
1363 ret = regmap_update_bits(regmap, reg, rmask, data);
1364 }
1365 return ret;
1366 } else if (bank->bank_num > 0) {
1367 reg += 0x8000; /* BUS_IOC_BASE */
1368 }
1369 }
1370
1371 if (mux > mask)
1372 return -EINVAL;
1373
1374 if (bank->route_mask & BIT(pin)) {
1375 if (rockchip_get_mux_route(bank, pin, mux, &route_location,
1376 &route_reg, &route_val)) {
1377 struct regmap *route_regmap = regmap;
1378
1379 /* handle special locations */
1380 switch (route_location) {
1381 case ROCKCHIP_ROUTE_PMU:
1382 route_regmap = info->regmap_pmu;
1383 break;
1384 case ROCKCHIP_ROUTE_GRF:
1385 route_regmap = info->regmap_base;
1386 break;
1387 }
1388
1389 ret = regmap_write(route_regmap, route_reg, route_val);
1390 if (ret)
1391 return ret;
1392 }
1393 }
1394
1395 data = (mask << (bit + 16));
1396 rmask = data | (data >> 16);
1397 data |= (mux & mask) << bit;
1398 ret = regmap_update_bits(regmap, reg, rmask, data);
1399
1400 return ret;
1401 }
1402
1403 #define PX30_PULL_PMU_OFFSET 0x10
1404 #define PX30_PULL_GRF_OFFSET 0x60
1405 #define PX30_PULL_BITS_PER_PIN 2
1406 #define PX30_PULL_PINS_PER_REG 8
1407 #define PX30_PULL_BANK_STRIDE 16
1408
px30_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1409 static int px30_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
1410 int pin_num, struct regmap **regmap,
1411 int *reg, u8 *bit)
1412 {
1413 struct rockchip_pinctrl *info = bank->drvdata;
1414
1415 /* The first 32 pins of the first bank are located in PMU */
1416 if (bank->bank_num == 0) {
1417 *regmap = info->regmap_pmu;
1418 *reg = PX30_PULL_PMU_OFFSET;
1419 } else {
1420 *regmap = info->regmap_base;
1421 *reg = PX30_PULL_GRF_OFFSET;
1422
1423 /* correct the offset, as we're starting with the 2nd bank */
1424 *reg -= 0x10;
1425 *reg += bank->bank_num * PX30_PULL_BANK_STRIDE;
1426 }
1427
1428 *reg += ((pin_num / PX30_PULL_PINS_PER_REG) * 4);
1429 *bit = (pin_num % PX30_PULL_PINS_PER_REG);
1430 *bit *= PX30_PULL_BITS_PER_PIN;
1431
1432 return 0;
1433 }
1434
1435 #define PX30_DRV_PMU_OFFSET 0x20
1436 #define PX30_DRV_GRF_OFFSET 0xf0
1437 #define PX30_DRV_BITS_PER_PIN 2
1438 #define PX30_DRV_PINS_PER_REG 8
1439 #define PX30_DRV_BANK_STRIDE 16
1440
px30_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1441 static int px30_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
1442 int pin_num, struct regmap **regmap,
1443 int *reg, u8 *bit)
1444 {
1445 struct rockchip_pinctrl *info = bank->drvdata;
1446
1447 /* The first 32 pins of the first bank are located in PMU */
1448 if (bank->bank_num == 0) {
1449 *regmap = info->regmap_pmu;
1450 *reg = PX30_DRV_PMU_OFFSET;
1451 } else {
1452 *regmap = info->regmap_base;
1453 *reg = PX30_DRV_GRF_OFFSET;
1454
1455 /* correct the offset, as we're starting with the 2nd bank */
1456 *reg -= 0x10;
1457 *reg += bank->bank_num * PX30_DRV_BANK_STRIDE;
1458 }
1459
1460 *reg += ((pin_num / PX30_DRV_PINS_PER_REG) * 4);
1461 *bit = (pin_num % PX30_DRV_PINS_PER_REG);
1462 *bit *= PX30_DRV_BITS_PER_PIN;
1463
1464 return 0;
1465 }
1466
1467 #define PX30_SCHMITT_PMU_OFFSET 0x38
1468 #define PX30_SCHMITT_GRF_OFFSET 0xc0
1469 #define PX30_SCHMITT_PINS_PER_PMU_REG 16
1470 #define PX30_SCHMITT_BANK_STRIDE 16
1471 #define PX30_SCHMITT_PINS_PER_GRF_REG 8
1472
px30_calc_schmitt_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1473 static int px30_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank,
1474 int pin_num,
1475 struct regmap **regmap,
1476 int *reg, u8 *bit)
1477 {
1478 struct rockchip_pinctrl *info = bank->drvdata;
1479 int pins_per_reg;
1480
1481 if (bank->bank_num == 0) {
1482 *regmap = info->regmap_pmu;
1483 *reg = PX30_SCHMITT_PMU_OFFSET;
1484 pins_per_reg = PX30_SCHMITT_PINS_PER_PMU_REG;
1485 } else {
1486 *regmap = info->regmap_base;
1487 *reg = PX30_SCHMITT_GRF_OFFSET;
1488 pins_per_reg = PX30_SCHMITT_PINS_PER_GRF_REG;
1489 *reg += (bank->bank_num - 1) * PX30_SCHMITT_BANK_STRIDE;
1490 }
1491
1492 *reg += ((pin_num / pins_per_reg) * 4);
1493 *bit = pin_num % pins_per_reg;
1494
1495 return 0;
1496 }
1497
1498 #define RV1108_PULL_PMU_OFFSET 0x10
1499 #define RV1108_PULL_OFFSET 0x110
1500 #define RV1108_PULL_PINS_PER_REG 8
1501 #define RV1108_PULL_BITS_PER_PIN 2
1502 #define RV1108_PULL_BANK_STRIDE 16
1503
rv1108_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1504 static int rv1108_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
1505 int pin_num, struct regmap **regmap,
1506 int *reg, u8 *bit)
1507 {
1508 struct rockchip_pinctrl *info = bank->drvdata;
1509
1510 /* The first 24 pins of the first bank are located in PMU */
1511 if (bank->bank_num == 0) {
1512 *regmap = info->regmap_pmu;
1513 *reg = RV1108_PULL_PMU_OFFSET;
1514 } else {
1515 *reg = RV1108_PULL_OFFSET;
1516 *regmap = info->regmap_base;
1517 /* correct the offset, as we're starting with the 2nd bank */
1518 *reg -= 0x10;
1519 *reg += bank->bank_num * RV1108_PULL_BANK_STRIDE;
1520 }
1521
1522 *reg += ((pin_num / RV1108_PULL_PINS_PER_REG) * 4);
1523 *bit = (pin_num % RV1108_PULL_PINS_PER_REG);
1524 *bit *= RV1108_PULL_BITS_PER_PIN;
1525
1526 return 0;
1527 }
1528
1529 #define RV1108_DRV_PMU_OFFSET 0x20
1530 #define RV1108_DRV_GRF_OFFSET 0x210
1531 #define RV1108_DRV_BITS_PER_PIN 2
1532 #define RV1108_DRV_PINS_PER_REG 8
1533 #define RV1108_DRV_BANK_STRIDE 16
1534
rv1108_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1535 static int rv1108_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
1536 int pin_num, struct regmap **regmap,
1537 int *reg, u8 *bit)
1538 {
1539 struct rockchip_pinctrl *info = bank->drvdata;
1540
1541 /* The first 24 pins of the first bank are located in PMU */
1542 if (bank->bank_num == 0) {
1543 *regmap = info->regmap_pmu;
1544 *reg = RV1108_DRV_PMU_OFFSET;
1545 } else {
1546 *regmap = info->regmap_base;
1547 *reg = RV1108_DRV_GRF_OFFSET;
1548
1549 /* correct the offset, as we're starting with the 2nd bank */
1550 *reg -= 0x10;
1551 *reg += bank->bank_num * RV1108_DRV_BANK_STRIDE;
1552 }
1553
1554 *reg += ((pin_num / RV1108_DRV_PINS_PER_REG) * 4);
1555 *bit = pin_num % RV1108_DRV_PINS_PER_REG;
1556 *bit *= RV1108_DRV_BITS_PER_PIN;
1557
1558 return 0;
1559 }
1560
1561 #define RV1108_SCHMITT_PMU_OFFSET 0x30
1562 #define RV1108_SCHMITT_GRF_OFFSET 0x388
1563 #define RV1108_SCHMITT_BANK_STRIDE 8
1564 #define RV1108_SCHMITT_PINS_PER_GRF_REG 16
1565 #define RV1108_SCHMITT_PINS_PER_PMU_REG 8
1566
rv1108_calc_schmitt_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1567 static int rv1108_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank,
1568 int pin_num,
1569 struct regmap **regmap,
1570 int *reg, u8 *bit)
1571 {
1572 struct rockchip_pinctrl *info = bank->drvdata;
1573 int pins_per_reg;
1574
1575 if (bank->bank_num == 0) {
1576 *regmap = info->regmap_pmu;
1577 *reg = RV1108_SCHMITT_PMU_OFFSET;
1578 pins_per_reg = RV1108_SCHMITT_PINS_PER_PMU_REG;
1579 } else {
1580 *regmap = info->regmap_base;
1581 *reg = RV1108_SCHMITT_GRF_OFFSET;
1582 pins_per_reg = RV1108_SCHMITT_PINS_PER_GRF_REG;
1583 *reg += (bank->bank_num - 1) * RV1108_SCHMITT_BANK_STRIDE;
1584 }
1585 *reg += ((pin_num / pins_per_reg) * 4);
1586 *bit = pin_num % pins_per_reg;
1587
1588 return 0;
1589 }
1590
1591 #define RV1126_PULL_PMU_OFFSET 0x40
1592 #define RV1126_PULL_GRF_GPIO1A0_OFFSET 0x10108
1593 #define RV1126_PULL_PINS_PER_REG 8
1594 #define RV1126_PULL_BITS_PER_PIN 2
1595 #define RV1126_PULL_BANK_STRIDE 16
1596 #define RV1126_GPIO_C4_D7(p) (p >= 20 && p <= 31) /* GPIO0_C4 ~ GPIO0_D7 */
1597
rv1126_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1598 static int rv1126_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
1599 int pin_num, struct regmap **regmap,
1600 int *reg, u8 *bit)
1601 {
1602 struct rockchip_pinctrl *info = bank->drvdata;
1603
1604 /* The first 24 pins of the first bank are located in PMU */
1605 if (bank->bank_num == 0) {
1606 if (RV1126_GPIO_C4_D7(pin_num)) {
1607 *regmap = info->regmap_base;
1608 *reg = RV1126_PULL_GRF_GPIO1A0_OFFSET;
1609 *reg -= (((31 - pin_num) / RV1126_PULL_PINS_PER_REG + 1) * 4);
1610 *bit = pin_num % RV1126_PULL_PINS_PER_REG;
1611 *bit *= RV1126_PULL_BITS_PER_PIN;
1612 return 0;
1613 }
1614 *regmap = info->regmap_pmu;
1615 *reg = RV1126_PULL_PMU_OFFSET;
1616 } else {
1617 *reg = RV1126_PULL_GRF_GPIO1A0_OFFSET;
1618 *regmap = info->regmap_base;
1619 *reg += (bank->bank_num - 1) * RV1126_PULL_BANK_STRIDE;
1620 }
1621
1622 *reg += ((pin_num / RV1126_PULL_PINS_PER_REG) * 4);
1623 *bit = (pin_num % RV1126_PULL_PINS_PER_REG);
1624 *bit *= RV1126_PULL_BITS_PER_PIN;
1625
1626 return 0;
1627 }
1628
1629 #define RV1126_DRV_PMU_OFFSET 0x20
1630 #define RV1126_DRV_GRF_GPIO1A0_OFFSET 0x10090
1631 #define RV1126_DRV_BITS_PER_PIN 4
1632 #define RV1126_DRV_PINS_PER_REG 4
1633 #define RV1126_DRV_BANK_STRIDE 32
1634
rv1126_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1635 static int rv1126_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
1636 int pin_num, struct regmap **regmap,
1637 int *reg, u8 *bit)
1638 {
1639 struct rockchip_pinctrl *info = bank->drvdata;
1640
1641 /* The first 24 pins of the first bank are located in PMU */
1642 if (bank->bank_num == 0) {
1643 if (RV1126_GPIO_C4_D7(pin_num)) {
1644 *regmap = info->regmap_base;
1645 *reg = RV1126_DRV_GRF_GPIO1A0_OFFSET;
1646 *reg -= (((31 - pin_num) / RV1126_DRV_PINS_PER_REG + 1) * 4);
1647 *reg -= 0x4;
1648 *bit = pin_num % RV1126_DRV_PINS_PER_REG;
1649 *bit *= RV1126_DRV_BITS_PER_PIN;
1650 return 0;
1651 }
1652 *regmap = info->regmap_pmu;
1653 *reg = RV1126_DRV_PMU_OFFSET;
1654 } else {
1655 *regmap = info->regmap_base;
1656 *reg = RV1126_DRV_GRF_GPIO1A0_OFFSET;
1657 *reg += (bank->bank_num - 1) * RV1126_DRV_BANK_STRIDE;
1658 }
1659
1660 *reg += ((pin_num / RV1126_DRV_PINS_PER_REG) * 4);
1661 *bit = pin_num % RV1126_DRV_PINS_PER_REG;
1662 *bit *= RV1126_DRV_BITS_PER_PIN;
1663
1664 return 0;
1665 }
1666
1667 #define RV1126_SCHMITT_PMU_OFFSET 0x60
1668 #define RV1126_SCHMITT_GRF_GPIO1A0_OFFSET 0x10188
1669 #define RV1126_SCHMITT_BANK_STRIDE 16
1670 #define RV1126_SCHMITT_PINS_PER_GRF_REG 8
1671 #define RV1126_SCHMITT_PINS_PER_PMU_REG 8
1672
rv1126_calc_schmitt_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1673 static int rv1126_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank,
1674 int pin_num,
1675 struct regmap **regmap,
1676 int *reg, u8 *bit)
1677 {
1678 struct rockchip_pinctrl *info = bank->drvdata;
1679 int pins_per_reg;
1680
1681 if (bank->bank_num == 0) {
1682 if (RV1126_GPIO_C4_D7(pin_num)) {
1683 *regmap = info->regmap_base;
1684 *reg = RV1126_SCHMITT_GRF_GPIO1A0_OFFSET;
1685 *reg -= (((31 - pin_num) / RV1126_SCHMITT_PINS_PER_GRF_REG + 1) * 4);
1686 *bit = pin_num % RV1126_SCHMITT_PINS_PER_GRF_REG;
1687 return 0;
1688 }
1689 *regmap = info->regmap_pmu;
1690 *reg = RV1126_SCHMITT_PMU_OFFSET;
1691 pins_per_reg = RV1126_SCHMITT_PINS_PER_PMU_REG;
1692 } else {
1693 *regmap = info->regmap_base;
1694 *reg = RV1126_SCHMITT_GRF_GPIO1A0_OFFSET;
1695 pins_per_reg = RV1126_SCHMITT_PINS_PER_GRF_REG;
1696 *reg += (bank->bank_num - 1) * RV1126_SCHMITT_BANK_STRIDE;
1697 }
1698 *reg += ((pin_num / pins_per_reg) * 4);
1699 *bit = pin_num % pins_per_reg;
1700
1701 return 0;
1702 }
1703
1704 #define RK3308_SCHMITT_PINS_PER_REG 8
1705 #define RK3308_SCHMITT_BANK_STRIDE 16
1706 #define RK3308_SCHMITT_GRF_OFFSET 0x1a0
1707
rk3308_calc_schmitt_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1708 static int rk3308_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank,
1709 int pin_num, struct regmap **regmap,
1710 int *reg, u8 *bit)
1711 {
1712 struct rockchip_pinctrl *info = bank->drvdata;
1713
1714 *regmap = info->regmap_base;
1715 *reg = RK3308_SCHMITT_GRF_OFFSET;
1716
1717 *reg += bank->bank_num * RK3308_SCHMITT_BANK_STRIDE;
1718 *reg += ((pin_num / RK3308_SCHMITT_PINS_PER_REG) * 4);
1719 *bit = pin_num % RK3308_SCHMITT_PINS_PER_REG;
1720
1721 return 0;
1722 }
1723
1724 #define RK2928_PULL_OFFSET 0x118
1725 #define RK2928_PULL_PINS_PER_REG 16
1726 #define RK2928_PULL_BANK_STRIDE 8
1727
rk2928_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1728 static int rk2928_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
1729 int pin_num, struct regmap **regmap,
1730 int *reg, u8 *bit)
1731 {
1732 struct rockchip_pinctrl *info = bank->drvdata;
1733
1734 *regmap = info->regmap_base;
1735 *reg = RK2928_PULL_OFFSET;
1736 *reg += bank->bank_num * RK2928_PULL_BANK_STRIDE;
1737 *reg += (pin_num / RK2928_PULL_PINS_PER_REG) * 4;
1738
1739 *bit = pin_num % RK2928_PULL_PINS_PER_REG;
1740
1741 return 0;
1742 };
1743
1744 #define RK3128_PULL_OFFSET 0x118
1745
rk3128_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1746 static int rk3128_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
1747 int pin_num, struct regmap **regmap,
1748 int *reg, u8 *bit)
1749 {
1750 struct rockchip_pinctrl *info = bank->drvdata;
1751
1752 *regmap = info->regmap_base;
1753 *reg = RK3128_PULL_OFFSET;
1754 *reg += bank->bank_num * RK2928_PULL_BANK_STRIDE;
1755 *reg += ((pin_num / RK2928_PULL_PINS_PER_REG) * 4);
1756
1757 *bit = pin_num % RK2928_PULL_PINS_PER_REG;
1758
1759 return 0;
1760 }
1761
1762 #define RK3188_PULL_OFFSET 0x164
1763 #define RK3188_PULL_BITS_PER_PIN 2
1764 #define RK3188_PULL_PINS_PER_REG 8
1765 #define RK3188_PULL_BANK_STRIDE 16
1766 #define RK3188_PULL_PMU_OFFSET 0x64
1767
rk3188_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1768 static int rk3188_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
1769 int pin_num, struct regmap **regmap,
1770 int *reg, u8 *bit)
1771 {
1772 struct rockchip_pinctrl *info = bank->drvdata;
1773
1774 /* The first 12 pins of the first bank are located elsewhere */
1775 if (bank->bank_num == 0 && pin_num < 12) {
1776 *regmap = info->regmap_pmu ? info->regmap_pmu
1777 : bank->regmap_pull;
1778 *reg = info->regmap_pmu ? RK3188_PULL_PMU_OFFSET : 0;
1779 *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4);
1780 *bit = pin_num % RK3188_PULL_PINS_PER_REG;
1781 *bit *= RK3188_PULL_BITS_PER_PIN;
1782 } else {
1783 *regmap = info->regmap_pull ? info->regmap_pull
1784 : info->regmap_base;
1785 *reg = info->regmap_pull ? 0 : RK3188_PULL_OFFSET;
1786
1787 /* correct the offset, as it is the 2nd pull register */
1788 *reg -= 4;
1789 *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE;
1790 *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4);
1791
1792 /*
1793 * The bits in these registers have an inverse ordering
1794 * with the lowest pin being in bits 15:14 and the highest
1795 * pin in bits 1:0
1796 */
1797 *bit = 7 - (pin_num % RK3188_PULL_PINS_PER_REG);
1798 *bit *= RK3188_PULL_BITS_PER_PIN;
1799 }
1800
1801 return 0;
1802 }
1803
1804 #define RK3288_PULL_OFFSET 0x140
rk3288_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1805 static int rk3288_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
1806 int pin_num, struct regmap **regmap,
1807 int *reg, u8 *bit)
1808 {
1809 struct rockchip_pinctrl *info = bank->drvdata;
1810
1811 /* The first 24 pins of the first bank are located in PMU */
1812 if (bank->bank_num == 0) {
1813 *regmap = info->regmap_pmu;
1814 *reg = RK3188_PULL_PMU_OFFSET;
1815
1816 *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4);
1817 *bit = pin_num % RK3188_PULL_PINS_PER_REG;
1818 *bit *= RK3188_PULL_BITS_PER_PIN;
1819 } else {
1820 *regmap = info->regmap_base;
1821 *reg = RK3288_PULL_OFFSET;
1822
1823 /* correct the offset, as we're starting with the 2nd bank */
1824 *reg -= 0x10;
1825 *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE;
1826 *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4);
1827
1828 *bit = (pin_num % RK3188_PULL_PINS_PER_REG);
1829 *bit *= RK3188_PULL_BITS_PER_PIN;
1830 }
1831
1832 return 0;
1833 }
1834
1835 #define RK3288_DRV_PMU_OFFSET 0x70
1836 #define RK3288_DRV_GRF_OFFSET 0x1c0
1837 #define RK3288_DRV_BITS_PER_PIN 2
1838 #define RK3288_DRV_PINS_PER_REG 8
1839 #define RK3288_DRV_BANK_STRIDE 16
1840
rk3288_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1841 static int rk3288_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
1842 int pin_num, struct regmap **regmap,
1843 int *reg, u8 *bit)
1844 {
1845 struct rockchip_pinctrl *info = bank->drvdata;
1846
1847 /* The first 24 pins of the first bank are located in PMU */
1848 if (bank->bank_num == 0) {
1849 *regmap = info->regmap_pmu;
1850 *reg = RK3288_DRV_PMU_OFFSET;
1851
1852 *reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4);
1853 *bit = pin_num % RK3288_DRV_PINS_PER_REG;
1854 *bit *= RK3288_DRV_BITS_PER_PIN;
1855 } else {
1856 *regmap = info->regmap_base;
1857 *reg = RK3288_DRV_GRF_OFFSET;
1858
1859 /* correct the offset, as we're starting with the 2nd bank */
1860 *reg -= 0x10;
1861 *reg += bank->bank_num * RK3288_DRV_BANK_STRIDE;
1862 *reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4);
1863
1864 *bit = (pin_num % RK3288_DRV_PINS_PER_REG);
1865 *bit *= RK3288_DRV_BITS_PER_PIN;
1866 }
1867
1868 return 0;
1869 }
1870
1871 #define RK3228_PULL_OFFSET 0x100
1872
rk3228_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1873 static int rk3228_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
1874 int pin_num, struct regmap **regmap,
1875 int *reg, u8 *bit)
1876 {
1877 struct rockchip_pinctrl *info = bank->drvdata;
1878
1879 *regmap = info->regmap_base;
1880 *reg = RK3228_PULL_OFFSET;
1881 *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE;
1882 *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4);
1883
1884 *bit = (pin_num % RK3188_PULL_PINS_PER_REG);
1885 *bit *= RK3188_PULL_BITS_PER_PIN;
1886
1887 return 0;
1888 }
1889
1890 #define RK3228_DRV_GRF_OFFSET 0x200
1891
rk3228_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1892 static int rk3228_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
1893 int pin_num, struct regmap **regmap,
1894 int *reg, u8 *bit)
1895 {
1896 struct rockchip_pinctrl *info = bank->drvdata;
1897
1898 *regmap = info->regmap_base;
1899 *reg = RK3228_DRV_GRF_OFFSET;
1900 *reg += bank->bank_num * RK3288_DRV_BANK_STRIDE;
1901 *reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4);
1902
1903 *bit = (pin_num % RK3288_DRV_PINS_PER_REG);
1904 *bit *= RK3288_DRV_BITS_PER_PIN;
1905
1906 return 0;
1907 }
1908
1909 #define RK3308_PULL_OFFSET 0xa0
1910
rk3308_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1911 static int rk3308_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
1912 int pin_num, struct regmap **regmap,
1913 int *reg, u8 *bit)
1914 {
1915 struct rockchip_pinctrl *info = bank->drvdata;
1916
1917 *regmap = info->regmap_base;
1918 *reg = RK3308_PULL_OFFSET;
1919 *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE;
1920 *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4);
1921
1922 *bit = (pin_num % RK3188_PULL_PINS_PER_REG);
1923 *bit *= RK3188_PULL_BITS_PER_PIN;
1924
1925 return 0;
1926 }
1927
1928 #define RK3308_DRV_GRF_OFFSET 0x100
1929
rk3308_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1930 static int rk3308_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
1931 int pin_num, struct regmap **regmap,
1932 int *reg, u8 *bit)
1933 {
1934 struct rockchip_pinctrl *info = bank->drvdata;
1935
1936 *regmap = info->regmap_base;
1937 *reg = RK3308_DRV_GRF_OFFSET;
1938 *reg += bank->bank_num * RK3288_DRV_BANK_STRIDE;
1939 *reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4);
1940
1941 *bit = (pin_num % RK3288_DRV_PINS_PER_REG);
1942 *bit *= RK3288_DRV_BITS_PER_PIN;
1943
1944 return 0;
1945 }
1946
1947 #define RK3368_PULL_GRF_OFFSET 0x100
1948 #define RK3368_PULL_PMU_OFFSET 0x10
1949
rk3368_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1950 static int rk3368_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
1951 int pin_num, struct regmap **regmap,
1952 int *reg, u8 *bit)
1953 {
1954 struct rockchip_pinctrl *info = bank->drvdata;
1955
1956 /* The first 32 pins of the first bank are located in PMU */
1957 if (bank->bank_num == 0) {
1958 *regmap = info->regmap_pmu;
1959 *reg = RK3368_PULL_PMU_OFFSET;
1960
1961 *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4);
1962 *bit = pin_num % RK3188_PULL_PINS_PER_REG;
1963 *bit *= RK3188_PULL_BITS_PER_PIN;
1964 } else {
1965 *regmap = info->regmap_base;
1966 *reg = RK3368_PULL_GRF_OFFSET;
1967
1968 /* correct the offset, as we're starting with the 2nd bank */
1969 *reg -= 0x10;
1970 *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE;
1971 *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4);
1972
1973 *bit = (pin_num % RK3188_PULL_PINS_PER_REG);
1974 *bit *= RK3188_PULL_BITS_PER_PIN;
1975 }
1976
1977 return 0;
1978 }
1979
1980 #define RK3368_DRV_PMU_OFFSET 0x20
1981 #define RK3368_DRV_GRF_OFFSET 0x200
1982
rk3368_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)1983 static int rk3368_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
1984 int pin_num, struct regmap **regmap,
1985 int *reg, u8 *bit)
1986 {
1987 struct rockchip_pinctrl *info = bank->drvdata;
1988
1989 /* The first 32 pins of the first bank are located in PMU */
1990 if (bank->bank_num == 0) {
1991 *regmap = info->regmap_pmu;
1992 *reg = RK3368_DRV_PMU_OFFSET;
1993
1994 *reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4);
1995 *bit = pin_num % RK3288_DRV_PINS_PER_REG;
1996 *bit *= RK3288_DRV_BITS_PER_PIN;
1997 } else {
1998 *regmap = info->regmap_base;
1999 *reg = RK3368_DRV_GRF_OFFSET;
2000
2001 /* correct the offset, as we're starting with the 2nd bank */
2002 *reg -= 0x10;
2003 *reg += bank->bank_num * RK3288_DRV_BANK_STRIDE;
2004 *reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4);
2005
2006 *bit = (pin_num % RK3288_DRV_PINS_PER_REG);
2007 *bit *= RK3288_DRV_BITS_PER_PIN;
2008 }
2009
2010 return 0;
2011 }
2012
2013 #define RK3399_PULL_GRF_OFFSET 0xe040
2014 #define RK3399_PULL_PMU_OFFSET 0x40
2015 #define RK3399_DRV_3BITS_PER_PIN 3
2016
rk3399_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2017 static int rk3399_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
2018 int pin_num, struct regmap **regmap,
2019 int *reg, u8 *bit)
2020 {
2021 struct rockchip_pinctrl *info = bank->drvdata;
2022
2023 /* The bank0:16 and bank1:32 pins are located in PMU */
2024 if ((bank->bank_num == 0) || (bank->bank_num == 1)) {
2025 *regmap = info->regmap_pmu;
2026 *reg = RK3399_PULL_PMU_OFFSET;
2027
2028 *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE;
2029
2030 *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4);
2031 *bit = pin_num % RK3188_PULL_PINS_PER_REG;
2032 *bit *= RK3188_PULL_BITS_PER_PIN;
2033 } else {
2034 *regmap = info->regmap_base;
2035 *reg = RK3399_PULL_GRF_OFFSET;
2036
2037 /* correct the offset, as we're starting with the 3rd bank */
2038 *reg -= 0x20;
2039 *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE;
2040 *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4);
2041
2042 *bit = (pin_num % RK3188_PULL_PINS_PER_REG);
2043 *bit *= RK3188_PULL_BITS_PER_PIN;
2044 }
2045
2046 return 0;
2047 }
2048
rk3399_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2049 static int rk3399_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
2050 int pin_num, struct regmap **regmap,
2051 int *reg, u8 *bit)
2052 {
2053 struct rockchip_pinctrl *info = bank->drvdata;
2054 int drv_num = (pin_num / 8);
2055
2056 /* The bank0:16 and bank1:32 pins are located in PMU */
2057 if ((bank->bank_num == 0) || (bank->bank_num == 1))
2058 *regmap = info->regmap_pmu;
2059 else
2060 *regmap = info->regmap_base;
2061
2062 *reg = bank->drv[drv_num].offset;
2063 if ((bank->drv[drv_num].drv_type == DRV_TYPE_IO_1V8_3V0_AUTO) ||
2064 (bank->drv[drv_num].drv_type == DRV_TYPE_IO_3V3_ONLY))
2065 *bit = (pin_num % 8) * 3;
2066 else
2067 *bit = (pin_num % 8) * 2;
2068
2069 return 0;
2070 }
2071
2072 #define RK3506_DRV_BITS_PER_PIN 8
2073 #define RK3506_DRV_PINS_PER_REG 2
2074 #define RK3506_DRV_GPIO0_A_OFFSET 0x100
2075 #define RK3506_DRV_GPIO0_D_OFFSET 0x830
2076 #define RK3506_DRV_GPIO1_OFFSET 0x140
2077 #define RK3506_DRV_GPIO2_OFFSET 0x180
2078 #define RK3506_DRV_GPIO3_OFFSET 0x1c0
2079 #define RK3506_DRV_GPIO4_OFFSET 0x840
2080
rk3506_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2081 static int rk3506_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
2082 int pin_num, struct regmap **regmap,
2083 int *reg, u8 *bit)
2084 {
2085 struct rockchip_pinctrl *info = bank->drvdata;
2086 int ret = 0;
2087
2088 switch (bank->bank_num) {
2089 case 0:
2090 *regmap = info->regmap_pmu;
2091 if (pin_num > 24) {
2092 ret = -EINVAL;
2093 } else if (pin_num < 24) {
2094 *reg = RK3506_DRV_GPIO0_A_OFFSET;
2095 } else {
2096 *reg = RK3506_DRV_GPIO0_D_OFFSET;
2097 *bit = 3;
2098
2099 return 0;
2100 }
2101 break;
2102
2103 case 1:
2104 *regmap = info->regmap_ioc1;
2105 if (pin_num < 28)
2106 *reg = RK3506_DRV_GPIO1_OFFSET;
2107 else
2108 ret = -EINVAL;
2109 break;
2110
2111 case 2:
2112 *regmap = info->regmap_base;
2113 if (pin_num < 17)
2114 *reg = RK3506_DRV_GPIO2_OFFSET;
2115 else
2116 ret = -EINVAL;
2117 break;
2118
2119 case 3:
2120 *regmap = info->regmap_base;
2121 if (pin_num < 15)
2122 *reg = RK3506_DRV_GPIO3_OFFSET;
2123 else
2124 ret = -EINVAL;
2125 break;
2126
2127 case 4:
2128 *regmap = info->regmap_base;
2129 if (pin_num < 8 || pin_num > 11) {
2130 ret = -EINVAL;
2131 } else {
2132 *reg = RK3506_DRV_GPIO4_OFFSET;
2133 *bit = 10;
2134
2135 return 0;
2136 }
2137 break;
2138
2139 default:
2140 ret = -EINVAL;
2141 break;
2142 }
2143
2144 if (ret) {
2145 dev_err(info->dev, "unsupported bank_num %d pin_num %d\n", bank->bank_num, pin_num);
2146
2147 return ret;
2148 }
2149
2150 *reg += ((pin_num / RK3506_DRV_PINS_PER_REG) * 4);
2151 *bit = pin_num % RK3506_DRV_PINS_PER_REG;
2152 *bit *= RK3506_DRV_BITS_PER_PIN;
2153
2154 return 0;
2155 }
2156
2157 #define RK3506_PULL_BITS_PER_PIN 2
2158 #define RK3506_PULL_PINS_PER_REG 8
2159 #define RK3506_PULL_GPIO0_A_OFFSET 0x200
2160 #define RK3506_PULL_GPIO0_D_OFFSET 0x830
2161 #define RK3506_PULL_GPIO1_OFFSET 0x210
2162 #define RK3506_PULL_GPIO2_OFFSET 0x220
2163 #define RK3506_PULL_GPIO3_OFFSET 0x230
2164 #define RK3506_PULL_GPIO4_OFFSET 0x840
2165
rk3506_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2166 static int rk3506_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
2167 int pin_num, struct regmap **regmap,
2168 int *reg, u8 *bit)
2169 {
2170 struct rockchip_pinctrl *info = bank->drvdata;
2171 int ret = 0;
2172
2173 switch (bank->bank_num) {
2174 case 0:
2175 *regmap = info->regmap_pmu;
2176 if (pin_num > 24) {
2177 ret = -EINVAL;
2178 } else if (pin_num < 24) {
2179 *reg = RK3506_PULL_GPIO0_A_OFFSET;
2180 } else {
2181 *reg = RK3506_PULL_GPIO0_D_OFFSET;
2182 *bit = 5;
2183
2184 return 0;
2185 }
2186 break;
2187
2188 case 1:
2189 *regmap = info->regmap_ioc1;
2190 if (pin_num < 28)
2191 *reg = RK3506_PULL_GPIO1_OFFSET;
2192 else
2193 ret = -EINVAL;
2194 break;
2195
2196 case 2:
2197 *regmap = info->regmap_base;
2198 if (pin_num < 17)
2199 *reg = RK3506_PULL_GPIO2_OFFSET;
2200 else
2201 ret = -EINVAL;
2202 break;
2203
2204 case 3:
2205 *regmap = info->regmap_base;
2206 if (pin_num < 15)
2207 *reg = RK3506_PULL_GPIO3_OFFSET;
2208 else
2209 ret = -EINVAL;
2210 break;
2211
2212 case 4:
2213 *regmap = info->regmap_base;
2214 if (pin_num < 8 || pin_num > 11) {
2215 ret = -EINVAL;
2216 } else {
2217 *reg = RK3506_PULL_GPIO4_OFFSET;
2218 *bit = 13;
2219
2220 return 0;
2221 }
2222 break;
2223
2224 default:
2225 ret = -EINVAL;
2226 break;
2227 }
2228
2229 if (ret) {
2230 dev_err(info->dev, "unsupported bank_num %d pin_num %d\n", bank->bank_num, pin_num);
2231
2232 return ret;
2233 }
2234
2235 *reg += ((pin_num / RK3506_PULL_PINS_PER_REG) * 4);
2236 *bit = pin_num % RK3506_PULL_PINS_PER_REG;
2237 *bit *= RK3506_PULL_BITS_PER_PIN;
2238
2239 return 0;
2240 }
2241
2242 #define RK3506_SMT_BITS_PER_PIN 1
2243 #define RK3506_SMT_PINS_PER_REG 8
2244 #define RK3506_SMT_GPIO0_A_OFFSET 0x400
2245 #define RK3506_SMT_GPIO0_D_OFFSET 0x830
2246 #define RK3506_SMT_GPIO1_OFFSET 0x410
2247 #define RK3506_SMT_GPIO2_OFFSET 0x420
2248 #define RK3506_SMT_GPIO3_OFFSET 0x430
2249 #define RK3506_SMT_GPIO4_OFFSET 0x840
2250
rk3506_calc_schmitt_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2251 static int rk3506_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank,
2252 int pin_num,
2253 struct regmap **regmap,
2254 int *reg, u8 *bit)
2255 {
2256 struct rockchip_pinctrl *info = bank->drvdata;
2257 int ret = 0;
2258
2259 switch (bank->bank_num) {
2260 case 0:
2261 *regmap = info->regmap_pmu;
2262 if (pin_num > 24) {
2263 ret = -EINVAL;
2264 } else if (pin_num < 24) {
2265 *reg = RK3506_SMT_GPIO0_A_OFFSET;
2266 } else {
2267 *reg = RK3506_SMT_GPIO0_D_OFFSET;
2268 *bit = 9;
2269
2270 return 0;
2271 }
2272 break;
2273
2274 case 1:
2275 *regmap = info->regmap_ioc1;
2276 if (pin_num < 28)
2277 *reg = RK3506_SMT_GPIO1_OFFSET;
2278 else
2279 ret = -EINVAL;
2280 break;
2281
2282 case 2:
2283 *regmap = info->regmap_base;
2284 if (pin_num < 17)
2285 *reg = RK3506_SMT_GPIO2_OFFSET;
2286 else
2287 ret = -EINVAL;
2288 break;
2289
2290 case 3:
2291 *regmap = info->regmap_base;
2292 if (pin_num < 15)
2293 *reg = RK3506_SMT_GPIO3_OFFSET;
2294 else
2295 ret = -EINVAL;
2296 break;
2297
2298 case 4:
2299 *regmap = info->regmap_base;
2300 if (pin_num < 8 || pin_num > 11) {
2301 ret = -EINVAL;
2302 } else {
2303 *reg = RK3506_SMT_GPIO4_OFFSET;
2304 *bit = 8;
2305
2306 return 0;
2307 }
2308 break;
2309
2310 default:
2311 ret = -EINVAL;
2312 break;
2313 }
2314
2315 if (ret) {
2316 dev_err(info->dev, "unsupported bank_num %d pin_num %d\n", bank->bank_num, pin_num);
2317
2318 return ret;
2319 }
2320
2321 *reg += ((pin_num / RK3506_SMT_PINS_PER_REG) * 4);
2322 *bit = pin_num % RK3506_SMT_PINS_PER_REG;
2323 *bit *= RK3506_SMT_BITS_PER_PIN;
2324
2325 return 0;
2326 }
2327
2328 #define RK3528_DRV_BITS_PER_PIN 8
2329 #define RK3528_DRV_PINS_PER_REG 2
2330 #define RK3528_DRV_GPIO0_OFFSET 0x100
2331 #define RK3528_DRV_GPIO1_OFFSET 0x20120
2332 #define RK3528_DRV_GPIO2_OFFSET 0x30160
2333 #define RK3528_DRV_GPIO3_OFFSET 0x20190
2334 #define RK3528_DRV_GPIO4_OFFSET 0x101C0
2335
rk3528_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2336 static int rk3528_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
2337 int pin_num, struct regmap **regmap,
2338 int *reg, u8 *bit)
2339 {
2340 struct rockchip_pinctrl *info = bank->drvdata;
2341
2342 *regmap = info->regmap_base;
2343
2344 if (bank->bank_num == 0)
2345 *reg = RK3528_DRV_GPIO0_OFFSET;
2346 else if (bank->bank_num == 1)
2347 *reg = RK3528_DRV_GPIO1_OFFSET;
2348 else if (bank->bank_num == 2)
2349 *reg = RK3528_DRV_GPIO2_OFFSET;
2350 else if (bank->bank_num == 3)
2351 *reg = RK3528_DRV_GPIO3_OFFSET;
2352 else if (bank->bank_num == 4)
2353 *reg = RK3528_DRV_GPIO4_OFFSET;
2354 else
2355 dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num);
2356
2357 *reg += ((pin_num / RK3528_DRV_PINS_PER_REG) * 4);
2358 *bit = pin_num % RK3528_DRV_PINS_PER_REG;
2359 *bit *= RK3528_DRV_BITS_PER_PIN;
2360
2361 return 0;
2362 }
2363
2364 #define RK3528_PULL_BITS_PER_PIN 2
2365 #define RK3528_PULL_PINS_PER_REG 8
2366 #define RK3528_PULL_GPIO0_OFFSET 0x200
2367 #define RK3528_PULL_GPIO1_OFFSET 0x20210
2368 #define RK3528_PULL_GPIO2_OFFSET 0x30220
2369 #define RK3528_PULL_GPIO3_OFFSET 0x20230
2370 #define RK3528_PULL_GPIO4_OFFSET 0x10240
2371
rk3528_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2372 static int rk3528_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
2373 int pin_num, struct regmap **regmap,
2374 int *reg, u8 *bit)
2375 {
2376 struct rockchip_pinctrl *info = bank->drvdata;
2377
2378 *regmap = info->regmap_base;
2379
2380 if (bank->bank_num == 0)
2381 *reg = RK3528_PULL_GPIO0_OFFSET;
2382 else if (bank->bank_num == 1)
2383 *reg = RK3528_PULL_GPIO1_OFFSET;
2384 else if (bank->bank_num == 2)
2385 *reg = RK3528_PULL_GPIO2_OFFSET;
2386 else if (bank->bank_num == 3)
2387 *reg = RK3528_PULL_GPIO3_OFFSET;
2388 else if (bank->bank_num == 4)
2389 *reg = RK3528_PULL_GPIO4_OFFSET;
2390 else
2391 dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num);
2392
2393 *reg += ((pin_num / RK3528_PULL_PINS_PER_REG) * 4);
2394 *bit = pin_num % RK3528_PULL_PINS_PER_REG;
2395 *bit *= RK3528_PULL_BITS_PER_PIN;
2396
2397 return 0;
2398 }
2399
2400 #define RK3528_SMT_BITS_PER_PIN 1
2401 #define RK3528_SMT_PINS_PER_REG 8
2402 #define RK3528_SMT_GPIO0_OFFSET 0x400
2403 #define RK3528_SMT_GPIO1_OFFSET 0x20410
2404 #define RK3528_SMT_GPIO2_OFFSET 0x30420
2405 #define RK3528_SMT_GPIO3_OFFSET 0x20430
2406 #define RK3528_SMT_GPIO4_OFFSET 0x10440
2407
rk3528_calc_schmitt_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2408 static int rk3528_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank,
2409 int pin_num,
2410 struct regmap **regmap,
2411 int *reg, u8 *bit)
2412 {
2413 struct rockchip_pinctrl *info = bank->drvdata;
2414
2415 *regmap = info->regmap_base;
2416
2417 if (bank->bank_num == 0)
2418 *reg = RK3528_SMT_GPIO0_OFFSET;
2419 else if (bank->bank_num == 1)
2420 *reg = RK3528_SMT_GPIO1_OFFSET;
2421 else if (bank->bank_num == 2)
2422 *reg = RK3528_SMT_GPIO2_OFFSET;
2423 else if (bank->bank_num == 3)
2424 *reg = RK3528_SMT_GPIO3_OFFSET;
2425 else if (bank->bank_num == 4)
2426 *reg = RK3528_SMT_GPIO4_OFFSET;
2427 else
2428 dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num);
2429
2430 *reg += ((pin_num / RK3528_SMT_PINS_PER_REG) * 4);
2431 *bit = pin_num % RK3528_SMT_PINS_PER_REG;
2432 *bit *= RK3528_SMT_BITS_PER_PIN;
2433
2434 return 0;
2435 }
2436
2437 #define RK3562_DRV_BITS_PER_PIN 8
2438 #define RK3562_DRV_PINS_PER_REG 2
2439 #define RK3562_DRV_GPIO0_OFFSET 0x20070
2440 #define RK3562_DRV_GPIO1_OFFSET 0x200
2441 #define RK3562_DRV_GPIO2_OFFSET 0x240
2442 #define RK3562_DRV_GPIO3_OFFSET 0x10280
2443 #define RK3562_DRV_GPIO4_OFFSET 0x102C0
2444
rk3562_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2445 static int rk3562_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
2446 int pin_num, struct regmap **regmap,
2447 int *reg, u8 *bit)
2448 {
2449 struct rockchip_pinctrl *info = bank->drvdata;
2450
2451 *regmap = info->regmap_base;
2452 switch (bank->bank_num) {
2453 case 0:
2454 *reg = RK3562_DRV_GPIO0_OFFSET;
2455 break;
2456
2457 case 1:
2458 *reg = RK3562_DRV_GPIO1_OFFSET;
2459 break;
2460
2461 case 2:
2462 *reg = RK3562_DRV_GPIO2_OFFSET;
2463 break;
2464
2465 case 3:
2466 *reg = RK3562_DRV_GPIO3_OFFSET;
2467 break;
2468
2469 case 4:
2470 *reg = RK3562_DRV_GPIO4_OFFSET;
2471 break;
2472
2473 default:
2474 dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num);
2475 break;
2476 }
2477
2478 *reg += ((pin_num / RK3562_DRV_PINS_PER_REG) * 4);
2479 *bit = pin_num % RK3562_DRV_PINS_PER_REG;
2480 *bit *= RK3562_DRV_BITS_PER_PIN;
2481
2482 return 0;
2483 }
2484
2485 #define RK3562_PULL_BITS_PER_PIN 2
2486 #define RK3562_PULL_PINS_PER_REG 8
2487 #define RK3562_PULL_GPIO0_OFFSET 0x20020
2488 #define RK3562_PULL_GPIO1_OFFSET 0x80
2489 #define RK3562_PULL_GPIO2_OFFSET 0x90
2490 #define RK3562_PULL_GPIO3_OFFSET 0x100A0
2491 #define RK3562_PULL_GPIO4_OFFSET 0x100B0
2492
rk3562_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2493 static int rk3562_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
2494 int pin_num, struct regmap **regmap,
2495 int *reg, u8 *bit)
2496 {
2497 struct rockchip_pinctrl *info = bank->drvdata;
2498
2499 *regmap = info->regmap_base;
2500 switch (bank->bank_num) {
2501 case 0:
2502 *reg = RK3562_PULL_GPIO0_OFFSET;
2503 break;
2504
2505 case 1:
2506 *reg = RK3562_PULL_GPIO1_OFFSET;
2507 break;
2508
2509 case 2:
2510 *reg = RK3562_PULL_GPIO2_OFFSET;
2511 break;
2512
2513 case 3:
2514 *reg = RK3562_PULL_GPIO3_OFFSET;
2515 break;
2516
2517 case 4:
2518 *reg = RK3562_PULL_GPIO4_OFFSET;
2519 break;
2520
2521 default:
2522 dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num);
2523 break;
2524 }
2525
2526 *reg += ((pin_num / RK3562_PULL_PINS_PER_REG) * 4);
2527 *bit = pin_num % RK3562_PULL_PINS_PER_REG;
2528 *bit *= RK3562_PULL_BITS_PER_PIN;
2529
2530 return 0;
2531 }
2532
2533 #define RK3562_SMT_BITS_PER_PIN 2
2534 #define RK3562_SMT_PINS_PER_REG 8
2535 #define RK3562_SMT_GPIO0_OFFSET 0x20030
2536 #define RK3562_SMT_GPIO1_OFFSET 0xC0
2537 #define RK3562_SMT_GPIO2_OFFSET 0xD0
2538 #define RK3562_SMT_GPIO3_OFFSET 0x100E0
2539 #define RK3562_SMT_GPIO4_OFFSET 0x100F0
2540
rk3562_calc_schmitt_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2541 static int rk3562_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank,
2542 int pin_num,
2543 struct regmap **regmap,
2544 int *reg, u8 *bit)
2545 {
2546 struct rockchip_pinctrl *info = bank->drvdata;
2547
2548 *regmap = info->regmap_base;
2549 switch (bank->bank_num) {
2550 case 0:
2551 *reg = RK3562_SMT_GPIO0_OFFSET;
2552 break;
2553
2554 case 1:
2555 *reg = RK3562_SMT_GPIO1_OFFSET;
2556 break;
2557
2558 case 2:
2559 *reg = RK3562_SMT_GPIO2_OFFSET;
2560 break;
2561
2562 case 3:
2563 *reg = RK3562_SMT_GPIO3_OFFSET;
2564 break;
2565
2566 case 4:
2567 *reg = RK3562_SMT_GPIO4_OFFSET;
2568 break;
2569
2570 default:
2571 dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num);
2572 break;
2573 }
2574
2575 *reg += ((pin_num / RK3562_SMT_PINS_PER_REG) * 4);
2576 *bit = pin_num % RK3562_SMT_PINS_PER_REG;
2577 *bit *= RK3562_SMT_BITS_PER_PIN;
2578
2579 return 0;
2580 }
2581
2582 #define RK3568_PULL_PMU_OFFSET 0x20
2583 #define RK3568_PULL_GRF_OFFSET 0x80
2584 #define RK3568_PULL_BITS_PER_PIN 2
2585 #define RK3568_PULL_PINS_PER_REG 8
2586 #define RK3568_PULL_BANK_STRIDE 0x10
2587
rk3568_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2588 static int rk3568_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
2589 int pin_num, struct regmap **regmap,
2590 int *reg, u8 *bit)
2591 {
2592 struct rockchip_pinctrl *info = bank->drvdata;
2593
2594 if (bank->bank_num == 0) {
2595 *regmap = info->regmap_pmu;
2596 *reg = RK3568_PULL_PMU_OFFSET;
2597 *reg += bank->bank_num * RK3568_PULL_BANK_STRIDE;
2598 *reg += ((pin_num / RK3568_PULL_PINS_PER_REG) * 4);
2599
2600 *bit = pin_num % RK3568_PULL_PINS_PER_REG;
2601 *bit *= RK3568_PULL_BITS_PER_PIN;
2602 } else {
2603 *regmap = info->regmap_base;
2604 *reg = RK3568_PULL_GRF_OFFSET;
2605 *reg += (bank->bank_num - 1) * RK3568_PULL_BANK_STRIDE;
2606 *reg += ((pin_num / RK3568_PULL_PINS_PER_REG) * 4);
2607
2608 *bit = (pin_num % RK3568_PULL_PINS_PER_REG);
2609 *bit *= RK3568_PULL_BITS_PER_PIN;
2610 }
2611
2612 return 0;
2613 }
2614
2615 #define RK3568_DRV_PMU_OFFSET 0x70
2616 #define RK3568_DRV_GRF_OFFSET 0x200
2617 #define RK3568_DRV_BITS_PER_PIN 8
2618 #define RK3568_DRV_PINS_PER_REG 2
2619 #define RK3568_DRV_BANK_STRIDE 0x40
2620
rk3568_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2621 static int rk3568_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
2622 int pin_num, struct regmap **regmap,
2623 int *reg, u8 *bit)
2624 {
2625 struct rockchip_pinctrl *info = bank->drvdata;
2626
2627 /* The first 32 pins of the first bank are located in PMU */
2628 if (bank->bank_num == 0) {
2629 *regmap = info->regmap_pmu;
2630 *reg = RK3568_DRV_PMU_OFFSET;
2631 *reg += ((pin_num / RK3568_DRV_PINS_PER_REG) * 4);
2632
2633 *bit = pin_num % RK3568_DRV_PINS_PER_REG;
2634 *bit *= RK3568_DRV_BITS_PER_PIN;
2635 } else {
2636 *regmap = info->regmap_base;
2637 *reg = RK3568_DRV_GRF_OFFSET;
2638 *reg += (bank->bank_num - 1) * RK3568_DRV_BANK_STRIDE;
2639 *reg += ((pin_num / RK3568_DRV_PINS_PER_REG) * 4);
2640
2641 *bit = (pin_num % RK3568_DRV_PINS_PER_REG);
2642 *bit *= RK3568_DRV_BITS_PER_PIN;
2643 }
2644
2645 return 0;
2646 }
2647
2648 #define RK3576_DRV_BITS_PER_PIN 4
2649 #define RK3576_DRV_PINS_PER_REG 4
2650 #define RK3576_DRV_GPIO0_AL_OFFSET 0x10
2651 #define RK3576_DRV_GPIO0_BH_OFFSET 0x2014
2652 #define RK3576_DRV_GPIO1_OFFSET 0x6020
2653 #define RK3576_DRV_GPIO2_OFFSET 0x6040
2654 #define RK3576_DRV_GPIO3_OFFSET 0x6060
2655 #define RK3576_DRV_GPIO4_AL_OFFSET 0x6080
2656 #define RK3576_DRV_GPIO4_CL_OFFSET 0xA090
2657 #define RK3576_DRV_GPIO4_DL_OFFSET 0xB098
2658
rk3576_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2659 static int rk3576_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
2660 int pin_num, struct regmap **regmap,
2661 int *reg, u8 *bit)
2662 {
2663 struct rockchip_pinctrl *info = bank->drvdata;
2664
2665 *regmap = info->regmap_base;
2666
2667 if (bank->bank_num == 0 && pin_num < 12)
2668 *reg = RK3576_DRV_GPIO0_AL_OFFSET;
2669 else if (bank->bank_num == 0)
2670 *reg = RK3576_DRV_GPIO0_BH_OFFSET - 0xc;
2671 else if (bank->bank_num == 1)
2672 *reg = RK3576_DRV_GPIO1_OFFSET;
2673 else if (bank->bank_num == 2)
2674 *reg = RK3576_DRV_GPIO2_OFFSET;
2675 else if (bank->bank_num == 3)
2676 *reg = RK3576_DRV_GPIO3_OFFSET;
2677 else if (bank->bank_num == 4 && pin_num < 16)
2678 *reg = RK3576_DRV_GPIO4_AL_OFFSET;
2679 else if (bank->bank_num == 4 && pin_num < 24)
2680 *reg = RK3576_DRV_GPIO4_CL_OFFSET - 0x10;
2681 else if (bank->bank_num == 4)
2682 *reg = RK3576_DRV_GPIO4_DL_OFFSET - 0x18;
2683 else
2684 dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num);
2685
2686 *reg += ((pin_num / RK3576_DRV_PINS_PER_REG) * 4);
2687 *bit = pin_num % RK3576_DRV_PINS_PER_REG;
2688 *bit *= RK3576_DRV_BITS_PER_PIN;
2689
2690 return 0;
2691 }
2692
2693 #define RK3576_PULL_BITS_PER_PIN 2
2694 #define RK3576_PULL_PINS_PER_REG 8
2695 #define RK3576_PULL_GPIO0_AL_OFFSET 0x20
2696 #define RK3576_PULL_GPIO0_BH_OFFSET 0x2028
2697 #define RK3576_PULL_GPIO1_OFFSET 0x6110
2698 #define RK3576_PULL_GPIO2_OFFSET 0x6120
2699 #define RK3576_PULL_GPIO3_OFFSET 0x6130
2700 #define RK3576_PULL_GPIO4_AL_OFFSET 0x6140
2701 #define RK3576_PULL_GPIO4_CL_OFFSET 0xA148
2702 #define RK3576_PULL_GPIO4_DL_OFFSET 0xB14C
2703
rk3576_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2704 static int rk3576_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
2705 int pin_num, struct regmap **regmap,
2706 int *reg, u8 *bit)
2707 {
2708 struct rockchip_pinctrl *info = bank->drvdata;
2709
2710 *regmap = info->regmap_base;
2711
2712 if (bank->bank_num == 0 && pin_num < 12)
2713 *reg = RK3576_PULL_GPIO0_AL_OFFSET;
2714 else if (bank->bank_num == 0)
2715 *reg = RK3576_PULL_GPIO0_BH_OFFSET - 0x4;
2716 else if (bank->bank_num == 1)
2717 *reg = RK3576_PULL_GPIO1_OFFSET;
2718 else if (bank->bank_num == 2)
2719 *reg = RK3576_PULL_GPIO2_OFFSET;
2720 else if (bank->bank_num == 3)
2721 *reg = RK3576_PULL_GPIO3_OFFSET;
2722 else if (bank->bank_num == 4 && pin_num < 16)
2723 *reg = RK3576_PULL_GPIO4_AL_OFFSET;
2724 else if (bank->bank_num == 4 && pin_num < 24)
2725 *reg = RK3576_PULL_GPIO4_CL_OFFSET - 0x8;
2726 else if (bank->bank_num == 4)
2727 *reg = RK3576_PULL_GPIO4_DL_OFFSET - 0xc;
2728 else
2729 dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num);
2730
2731 *reg += ((pin_num / RK3576_PULL_PINS_PER_REG) * 4);
2732 *bit = pin_num % RK3576_PULL_PINS_PER_REG;
2733 *bit *= RK3576_PULL_BITS_PER_PIN;
2734
2735 return 0;
2736 }
2737
2738 #define RK3576_SMT_BITS_PER_PIN 1
2739 #define RK3576_SMT_PINS_PER_REG 8
2740 #define RK3576_SMT_GPIO0_AL_OFFSET 0x30
2741 #define RK3576_SMT_GPIO0_BH_OFFSET 0x2040
2742 #define RK3576_SMT_GPIO1_OFFSET 0x6210
2743 #define RK3576_SMT_GPIO2_OFFSET 0x6220
2744 #define RK3576_SMT_GPIO3_OFFSET 0x6230
2745 #define RK3576_SMT_GPIO4_AL_OFFSET 0x6240
2746 #define RK3576_SMT_GPIO4_CL_OFFSET 0xA248
2747 #define RK3576_SMT_GPIO4_DL_OFFSET 0xB24C
2748
rk3576_calc_schmitt_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2749 static int rk3576_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank,
2750 int pin_num,
2751 struct regmap **regmap,
2752 int *reg, u8 *bit)
2753 {
2754 struct rockchip_pinctrl *info = bank->drvdata;
2755
2756 *regmap = info->regmap_base;
2757
2758 if (bank->bank_num == 0 && pin_num < 12)
2759 *reg = RK3576_SMT_GPIO0_AL_OFFSET;
2760 else if (bank->bank_num == 0)
2761 *reg = RK3576_SMT_GPIO0_BH_OFFSET - 0x4;
2762 else if (bank->bank_num == 1)
2763 *reg = RK3576_SMT_GPIO1_OFFSET;
2764 else if (bank->bank_num == 2)
2765 *reg = RK3576_SMT_GPIO2_OFFSET;
2766 else if (bank->bank_num == 3)
2767 *reg = RK3576_SMT_GPIO3_OFFSET;
2768 else if (bank->bank_num == 4 && pin_num < 16)
2769 *reg = RK3576_SMT_GPIO4_AL_OFFSET;
2770 else if (bank->bank_num == 4 && pin_num < 24)
2771 *reg = RK3576_SMT_GPIO4_CL_OFFSET - 0x8;
2772 else if (bank->bank_num == 4)
2773 *reg = RK3576_SMT_GPIO4_DL_OFFSET - 0xc;
2774 else
2775 dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num);
2776
2777 *reg += ((pin_num / RK3576_SMT_PINS_PER_REG) * 4);
2778 *bit = pin_num % RK3576_SMT_PINS_PER_REG;
2779 *bit *= RK3576_SMT_BITS_PER_PIN;
2780
2781 return 0;
2782 }
2783
2784 #define RK3588_PMU1_IOC_REG (0x0000)
2785 #define RK3588_PMU2_IOC_REG (0x4000)
2786 #define RK3588_BUS_IOC_REG (0x8000)
2787 #define RK3588_VCCIO1_4_IOC_REG (0x9000)
2788 #define RK3588_VCCIO3_5_IOC_REG (0xA000)
2789 #define RK3588_VCCIO2_IOC_REG (0xB000)
2790 #define RK3588_VCCIO6_IOC_REG (0xC000)
2791 #define RK3588_EMMC_IOC_REG (0xD000)
2792
2793 static const u32 rk3588_ds_regs[][2] = {
2794 {RK_GPIO0_A0, RK3588_PMU1_IOC_REG + 0x0010},
2795 {RK_GPIO0_A4, RK3588_PMU1_IOC_REG + 0x0014},
2796 {RK_GPIO0_B0, RK3588_PMU1_IOC_REG + 0x0018},
2797 {RK_GPIO0_B4, RK3588_PMU2_IOC_REG + 0x0014},
2798 {RK_GPIO0_C0, RK3588_PMU2_IOC_REG + 0x0018},
2799 {RK_GPIO0_C4, RK3588_PMU2_IOC_REG + 0x001C},
2800 {RK_GPIO0_D0, RK3588_PMU2_IOC_REG + 0x0020},
2801 {RK_GPIO0_D4, RK3588_PMU2_IOC_REG + 0x0024},
2802 {RK_GPIO1_A0, RK3588_VCCIO1_4_IOC_REG + 0x0020},
2803 {RK_GPIO1_A4, RK3588_VCCIO1_4_IOC_REG + 0x0024},
2804 {RK_GPIO1_B0, RK3588_VCCIO1_4_IOC_REG + 0x0028},
2805 {RK_GPIO1_B4, RK3588_VCCIO1_4_IOC_REG + 0x002C},
2806 {RK_GPIO1_C0, RK3588_VCCIO1_4_IOC_REG + 0x0030},
2807 {RK_GPIO1_C4, RK3588_VCCIO1_4_IOC_REG + 0x0034},
2808 {RK_GPIO1_D0, RK3588_VCCIO1_4_IOC_REG + 0x0038},
2809 {RK_GPIO1_D4, RK3588_VCCIO1_4_IOC_REG + 0x003C},
2810 {RK_GPIO2_A0, RK3588_EMMC_IOC_REG + 0x0040},
2811 {RK_GPIO2_A4, RK3588_VCCIO3_5_IOC_REG + 0x0044},
2812 {RK_GPIO2_B0, RK3588_VCCIO3_5_IOC_REG + 0x0048},
2813 {RK_GPIO2_B4, RK3588_VCCIO3_5_IOC_REG + 0x004C},
2814 {RK_GPIO2_C0, RK3588_VCCIO3_5_IOC_REG + 0x0050},
2815 {RK_GPIO2_C4, RK3588_VCCIO3_5_IOC_REG + 0x0054},
2816 {RK_GPIO2_D0, RK3588_EMMC_IOC_REG + 0x0058},
2817 {RK_GPIO2_D4, RK3588_EMMC_IOC_REG + 0x005C},
2818 {RK_GPIO3_A0, RK3588_VCCIO3_5_IOC_REG + 0x0060},
2819 {RK_GPIO3_A4, RK3588_VCCIO3_5_IOC_REG + 0x0064},
2820 {RK_GPIO3_B0, RK3588_VCCIO3_5_IOC_REG + 0x0068},
2821 {RK_GPIO3_B4, RK3588_VCCIO3_5_IOC_REG + 0x006C},
2822 {RK_GPIO3_C0, RK3588_VCCIO3_5_IOC_REG + 0x0070},
2823 {RK_GPIO3_C4, RK3588_VCCIO3_5_IOC_REG + 0x0074},
2824 {RK_GPIO3_D0, RK3588_VCCIO3_5_IOC_REG + 0x0078},
2825 {RK_GPIO3_D4, RK3588_VCCIO3_5_IOC_REG + 0x007C},
2826 {RK_GPIO4_A0, RK3588_VCCIO6_IOC_REG + 0x0080},
2827 {RK_GPIO4_A4, RK3588_VCCIO6_IOC_REG + 0x0084},
2828 {RK_GPIO4_B0, RK3588_VCCIO6_IOC_REG + 0x0088},
2829 {RK_GPIO4_B4, RK3588_VCCIO6_IOC_REG + 0x008C},
2830 {RK_GPIO4_C0, RK3588_VCCIO6_IOC_REG + 0x0090},
2831 {RK_GPIO4_C2, RK3588_VCCIO3_5_IOC_REG + 0x0090},
2832 {RK_GPIO4_C4, RK3588_VCCIO3_5_IOC_REG + 0x0094},
2833 {RK_GPIO4_D0, RK3588_VCCIO2_IOC_REG + 0x0098},
2834 {RK_GPIO4_D4, RK3588_VCCIO2_IOC_REG + 0x009C},
2835 };
2836
2837 static const u32 rk3588_p_regs[][2] = {
2838 {RK_GPIO0_A0, RK3588_PMU1_IOC_REG + 0x0020},
2839 {RK_GPIO0_B0, RK3588_PMU1_IOC_REG + 0x0024},
2840 {RK_GPIO0_B5, RK3588_PMU2_IOC_REG + 0x0028},
2841 {RK_GPIO0_C0, RK3588_PMU2_IOC_REG + 0x002C},
2842 {RK_GPIO0_D0, RK3588_PMU2_IOC_REG + 0x0030},
2843 {RK_GPIO1_A0, RK3588_VCCIO1_4_IOC_REG + 0x0110},
2844 {RK_GPIO1_B0, RK3588_VCCIO1_4_IOC_REG + 0x0114},
2845 {RK_GPIO1_C0, RK3588_VCCIO1_4_IOC_REG + 0x0118},
2846 {RK_GPIO1_D0, RK3588_VCCIO1_4_IOC_REG + 0x011C},
2847 {RK_GPIO2_A0, RK3588_EMMC_IOC_REG + 0x0120},
2848 {RK_GPIO2_A6, RK3588_VCCIO3_5_IOC_REG + 0x0120},
2849 {RK_GPIO2_B0, RK3588_VCCIO3_5_IOC_REG + 0x0124},
2850 {RK_GPIO2_C0, RK3588_VCCIO3_5_IOC_REG + 0x0128},
2851 {RK_GPIO2_D0, RK3588_EMMC_IOC_REG + 0x012C},
2852 {RK_GPIO3_A0, RK3588_VCCIO3_5_IOC_REG + 0x0130},
2853 {RK_GPIO3_B0, RK3588_VCCIO3_5_IOC_REG + 0x0134},
2854 {RK_GPIO3_C0, RK3588_VCCIO3_5_IOC_REG + 0x0138},
2855 {RK_GPIO3_D0, RK3588_VCCIO3_5_IOC_REG + 0x013C},
2856 {RK_GPIO4_A0, RK3588_VCCIO6_IOC_REG + 0x0140},
2857 {RK_GPIO4_B0, RK3588_VCCIO6_IOC_REG + 0x0144},
2858 {RK_GPIO4_C0, RK3588_VCCIO6_IOC_REG + 0x0148},
2859 {RK_GPIO4_C2, RK3588_VCCIO3_5_IOC_REG + 0x0148},
2860 {RK_GPIO4_D0, RK3588_VCCIO2_IOC_REG + 0x014C},
2861 };
2862
2863 static const u32 rk3588_smt_regs[][2] = {
2864 {RK_GPIO0_A0, RK3588_PMU1_IOC_REG + 0x0030},
2865 {RK_GPIO0_B0, RK3588_PMU1_IOC_REG + 0x0034},
2866 {RK_GPIO0_B5, RK3588_PMU2_IOC_REG + 0x0040},
2867 {RK_GPIO0_C0, RK3588_PMU2_IOC_REG + 0x0044},
2868 {RK_GPIO0_D0, RK3588_PMU2_IOC_REG + 0x0048},
2869 {RK_GPIO1_A0, RK3588_VCCIO1_4_IOC_REG + 0x0210},
2870 {RK_GPIO1_B0, RK3588_VCCIO1_4_IOC_REG + 0x0214},
2871 {RK_GPIO1_C0, RK3588_VCCIO1_4_IOC_REG + 0x0218},
2872 {RK_GPIO1_D0, RK3588_VCCIO1_4_IOC_REG + 0x021C},
2873 {RK_GPIO2_A0, RK3588_EMMC_IOC_REG + 0x0220},
2874 {RK_GPIO2_A6, RK3588_VCCIO3_5_IOC_REG + 0x0220},
2875 {RK_GPIO2_B0, RK3588_VCCIO3_5_IOC_REG + 0x0224},
2876 {RK_GPIO2_C0, RK3588_VCCIO3_5_IOC_REG + 0x0228},
2877 {RK_GPIO2_D0, RK3588_EMMC_IOC_REG + 0x022C},
2878 {RK_GPIO3_A0, RK3588_VCCIO3_5_IOC_REG + 0x0230},
2879 {RK_GPIO3_B0, RK3588_VCCIO3_5_IOC_REG + 0x0234},
2880 {RK_GPIO3_C0, RK3588_VCCIO3_5_IOC_REG + 0x0238},
2881 {RK_GPIO3_D0, RK3588_VCCIO3_5_IOC_REG + 0x023C},
2882 {RK_GPIO4_A0, RK3588_VCCIO6_IOC_REG + 0x0240},
2883 {RK_GPIO4_B0, RK3588_VCCIO6_IOC_REG + 0x0244},
2884 {RK_GPIO4_C0, RK3588_VCCIO6_IOC_REG + 0x0248},
2885 {RK_GPIO4_C2, RK3588_VCCIO3_5_IOC_REG + 0x0248},
2886 {RK_GPIO4_D0, RK3588_VCCIO2_IOC_REG + 0x024C},
2887 };
2888
2889 #define RK3588_PULL_BITS_PER_PIN 2
2890 #define RK3588_PULL_PINS_PER_REG 8
2891
rk3588_calc_pull_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2892 static int rk3588_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank,
2893 int pin_num, struct regmap **regmap,
2894 int *reg, u8 *bit)
2895 {
2896 struct rockchip_pinctrl *info = bank->drvdata;
2897 u8 bank_num = bank->bank_num;
2898 u32 pin = bank_num * 32 + pin_num;
2899 int i;
2900
2901 for (i = ARRAY_SIZE(rk3588_p_regs) - 1; i >= 0; i--) {
2902 if (pin >= rk3588_p_regs[i][0]) {
2903 *reg = rk3588_p_regs[i][1];
2904 *regmap = info->regmap_base;
2905 *bit = pin_num % RK3588_PULL_PINS_PER_REG;
2906 *bit *= RK3588_PULL_BITS_PER_PIN;
2907 return 0;
2908 }
2909 }
2910
2911 return -EINVAL;
2912 }
2913
2914 #define RK3588_DRV_BITS_PER_PIN 4
2915 #define RK3588_DRV_PINS_PER_REG 4
2916
rk3588_calc_drv_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2917 static int rk3588_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
2918 int pin_num, struct regmap **regmap,
2919 int *reg, u8 *bit)
2920 {
2921 struct rockchip_pinctrl *info = bank->drvdata;
2922 u8 bank_num = bank->bank_num;
2923 u32 pin = bank_num * 32 + pin_num;
2924 int i;
2925
2926 for (i = ARRAY_SIZE(rk3588_ds_regs) - 1; i >= 0; i--) {
2927 if (pin >= rk3588_ds_regs[i][0]) {
2928 *reg = rk3588_ds_regs[i][1];
2929 *regmap = info->regmap_base;
2930 *bit = pin_num % RK3588_DRV_PINS_PER_REG;
2931 *bit *= RK3588_DRV_BITS_PER_PIN;
2932 return 0;
2933 }
2934 }
2935
2936 return -EINVAL;
2937 }
2938
2939 #define RK3588_SMT_BITS_PER_PIN 1
2940 #define RK3588_SMT_PINS_PER_REG 8
2941
rk3588_calc_schmitt_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)2942 static int rk3588_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank,
2943 int pin_num,
2944 struct regmap **regmap,
2945 int *reg, u8 *bit)
2946 {
2947 struct rockchip_pinctrl *info = bank->drvdata;
2948 u8 bank_num = bank->bank_num;
2949 u32 pin = bank_num * 32 + pin_num;
2950 int i;
2951
2952 for (i = ARRAY_SIZE(rk3588_smt_regs) - 1; i >= 0; i--) {
2953 if (pin >= rk3588_smt_regs[i][0]) {
2954 *reg = rk3588_smt_regs[i][1];
2955 *regmap = info->regmap_base;
2956 *bit = pin_num % RK3588_SMT_PINS_PER_REG;
2957 *bit *= RK3588_SMT_BITS_PER_PIN;
2958 return 0;
2959 }
2960 }
2961
2962 return -EINVAL;
2963 }
2964
2965 static int rockchip_perpin_drv_list[DRV_TYPE_MAX][8] = {
2966 { 2, 4, 8, 12, -1, -1, -1, -1 },
2967 { 3, 6, 9, 12, -1, -1, -1, -1 },
2968 { 5, 10, 15, 20, -1, -1, -1, -1 },
2969 { 4, 6, 8, 10, 12, 14, 16, 18 },
2970 { 4, 7, 10, 13, 16, 19, 22, 26 }
2971 };
2972
rockchip_get_drive_perpin(struct rockchip_pin_bank * bank,int pin_num)2973 static int rockchip_get_drive_perpin(struct rockchip_pin_bank *bank,
2974 int pin_num)
2975 {
2976 struct rockchip_pinctrl *info = bank->drvdata;
2977 struct rockchip_pin_ctrl *ctrl = info->ctrl;
2978 struct device *dev = info->dev;
2979 struct regmap *regmap;
2980 int reg, ret;
2981 u32 data, temp, rmask_bits;
2982 u8 bit;
2983 int drv_type = bank->drv[pin_num / 8].drv_type;
2984
2985 ret = ctrl->drv_calc_reg(bank, pin_num, ®map, ®, &bit);
2986 if (ret)
2987 return ret;
2988
2989 switch (drv_type) {
2990 case DRV_TYPE_IO_1V8_3V0_AUTO:
2991 case DRV_TYPE_IO_3V3_ONLY:
2992 rmask_bits = RK3399_DRV_3BITS_PER_PIN;
2993 switch (bit) {
2994 case 0 ... 12:
2995 /* regular case, nothing to do */
2996 break;
2997 case 15:
2998 /*
2999 * drive-strength offset is special, as it is
3000 * spread over 2 registers
3001 */
3002 ret = regmap_read(regmap, reg, &data);
3003 if (ret)
3004 return ret;
3005
3006 ret = regmap_read(regmap, reg + 0x4, &temp);
3007 if (ret)
3008 return ret;
3009
3010 /*
3011 * the bit data[15] contains bit 0 of the value
3012 * while temp[1:0] contains bits 2 and 1
3013 */
3014 data >>= 15;
3015 temp &= 0x3;
3016 temp <<= 1;
3017 data |= temp;
3018
3019 return rockchip_perpin_drv_list[drv_type][data];
3020 case 18 ... 21:
3021 /* setting fully enclosed in the second register */
3022 reg += 4;
3023 bit -= 16;
3024 break;
3025 default:
3026 dev_err(dev, "unsupported bit: %d for pinctrl drive type: %d\n",
3027 bit, drv_type);
3028 return -EINVAL;
3029 }
3030
3031 break;
3032 case DRV_TYPE_IO_DEFAULT:
3033 case DRV_TYPE_IO_1V8_OR_3V0:
3034 case DRV_TYPE_IO_1V8_ONLY:
3035 rmask_bits = RK3288_DRV_BITS_PER_PIN;
3036 break;
3037 default:
3038 dev_err(dev, "unsupported pinctrl drive type: %d\n", drv_type);
3039 return -EINVAL;
3040 }
3041
3042 ret = regmap_read(regmap, reg, &data);
3043 if (ret)
3044 return ret;
3045
3046 data >>= bit;
3047 data &= (1 << rmask_bits) - 1;
3048
3049 return rockchip_perpin_drv_list[drv_type][data];
3050 }
3051
rockchip_set_drive_perpin(struct rockchip_pin_bank * bank,int pin_num,int strength)3052 static int rockchip_set_drive_perpin(struct rockchip_pin_bank *bank,
3053 int pin_num, int strength)
3054 {
3055 struct rockchip_pinctrl *info = bank->drvdata;
3056 struct rockchip_pin_ctrl *ctrl = info->ctrl;
3057 struct device *dev = info->dev;
3058 struct regmap *regmap;
3059 int reg, ret, i;
3060 u32 data, rmask, rmask_bits, temp;
3061 u8 bit;
3062 int drv_type = bank->drv[pin_num / 8].drv_type;
3063
3064 dev_dbg(dev, "setting drive of GPIO%d-%d to %d\n",
3065 bank->bank_num, pin_num, strength);
3066
3067 ret = ctrl->drv_calc_reg(bank, pin_num, ®map, ®, &bit);
3068 if (ret)
3069 return ret;
3070 if (ctrl->type == RK3588) {
3071 rmask_bits = RK3588_DRV_BITS_PER_PIN;
3072 ret = strength;
3073 goto config;
3074 } else if (ctrl->type == RK3506 ||
3075 ctrl->type == RK3528 ||
3076 ctrl->type == RK3562 ||
3077 ctrl->type == RK3568) {
3078 rmask_bits = RK3568_DRV_BITS_PER_PIN;
3079 ret = (1 << (strength + 1)) - 1;
3080 goto config;
3081 } else if (ctrl->type == RK3576) {
3082 rmask_bits = RK3576_DRV_BITS_PER_PIN;
3083 ret = ((strength & BIT(2)) >> 2) | ((strength & BIT(0)) << 2) | (strength & BIT(1));
3084 goto config;
3085 }
3086
3087 if (ctrl->type == RV1126) {
3088 rmask_bits = RV1126_DRV_BITS_PER_PIN;
3089 ret = strength;
3090 goto config;
3091 }
3092
3093 ret = -EINVAL;
3094 for (i = 0; i < ARRAY_SIZE(rockchip_perpin_drv_list[drv_type]); i++) {
3095 if (rockchip_perpin_drv_list[drv_type][i] == strength) {
3096 ret = i;
3097 break;
3098 } else if (rockchip_perpin_drv_list[drv_type][i] < 0) {
3099 ret = rockchip_perpin_drv_list[drv_type][i];
3100 break;
3101 }
3102 }
3103
3104 if (ret < 0) {
3105 dev_err(dev, "unsupported driver strength %d\n", strength);
3106 return ret;
3107 }
3108
3109 switch (drv_type) {
3110 case DRV_TYPE_IO_1V8_3V0_AUTO:
3111 case DRV_TYPE_IO_3V3_ONLY:
3112 rmask_bits = RK3399_DRV_3BITS_PER_PIN;
3113 switch (bit) {
3114 case 0 ... 12:
3115 /* regular case, nothing to do */
3116 break;
3117 case 15:
3118 /*
3119 * drive-strength offset is special, as it is spread
3120 * over 2 registers, the bit data[15] contains bit 0
3121 * of the value while temp[1:0] contains bits 2 and 1
3122 */
3123 data = (ret & 0x1) << 15;
3124 temp = (ret >> 0x1) & 0x3;
3125
3126 rmask = BIT(15) | BIT(31);
3127 data |= BIT(31);
3128 ret = regmap_update_bits(regmap, reg, rmask, data);
3129 if (ret)
3130 return ret;
3131
3132 rmask = 0x3 | (0x3 << 16);
3133 temp |= (0x3 << 16);
3134 reg += 0x4;
3135 ret = regmap_update_bits(regmap, reg, rmask, temp);
3136
3137 return ret;
3138 case 18 ... 21:
3139 /* setting fully enclosed in the second register */
3140 reg += 4;
3141 bit -= 16;
3142 break;
3143 default:
3144 dev_err(dev, "unsupported bit: %d for pinctrl drive type: %d\n",
3145 bit, drv_type);
3146 return -EINVAL;
3147 }
3148 break;
3149 case DRV_TYPE_IO_DEFAULT:
3150 case DRV_TYPE_IO_1V8_OR_3V0:
3151 case DRV_TYPE_IO_1V8_ONLY:
3152 rmask_bits = RK3288_DRV_BITS_PER_PIN;
3153 break;
3154 case DRV_TYPE_IO_LEVEL_2_BIT:
3155 ret = regmap_read(regmap, reg, &data);
3156 if (ret)
3157 return ret;
3158 data >>= bit;
3159
3160 return data & 0x3;
3161 case DRV_TYPE_IO_LEVEL_8_BIT:
3162 ret = regmap_read(regmap, reg, &data);
3163 if (ret)
3164 return ret;
3165 data >>= bit;
3166 data &= (1 << 8) - 1;
3167
3168 ret = hweight8(data);
3169 if (ret > 0)
3170 return ret - 1;
3171 else
3172 return -EINVAL;
3173 default:
3174 dev_err(dev, "unsupported pinctrl drive type: %d\n", drv_type);
3175 return -EINVAL;
3176 }
3177
3178 config:
3179 if (ctrl->type == RK3506) {
3180 if ((bank->bank_num == 0 && pin_num == 24) || bank->bank_num == 4) {
3181 rmask_bits = 2;
3182 ret = strength;
3183 }
3184 }
3185 /* enable the write to the equivalent lower bits */
3186 data = ((1 << rmask_bits) - 1) << (bit + 16);
3187 rmask = data | (data >> 16);
3188 data |= (ret << bit);
3189
3190 ret = regmap_update_bits(regmap, reg, rmask, data);
3191
3192 return ret;
3193 }
3194
3195 static int rockchip_pull_list[PULL_TYPE_MAX][4] = {
3196 {
3197 PIN_CONFIG_BIAS_DISABLE,
3198 PIN_CONFIG_BIAS_PULL_UP,
3199 PIN_CONFIG_BIAS_PULL_DOWN,
3200 PIN_CONFIG_BIAS_BUS_HOLD
3201 },
3202 {
3203 PIN_CONFIG_BIAS_DISABLE,
3204 PIN_CONFIG_BIAS_PULL_DOWN,
3205 PIN_CONFIG_BIAS_DISABLE,
3206 PIN_CONFIG_BIAS_PULL_UP
3207 },
3208 };
3209
rockchip_get_pull(struct rockchip_pin_bank * bank,int pin_num)3210 static int rockchip_get_pull(struct rockchip_pin_bank *bank, int pin_num)
3211 {
3212 struct rockchip_pinctrl *info = bank->drvdata;
3213 struct rockchip_pin_ctrl *ctrl = info->ctrl;
3214 struct device *dev = info->dev;
3215 struct regmap *regmap;
3216 int reg, ret, pull_type;
3217 u8 bit;
3218 u32 data;
3219
3220 /* rk3066b does support any pulls */
3221 if (ctrl->type == RK3066B)
3222 return PIN_CONFIG_BIAS_DISABLE;
3223
3224 ret = ctrl->pull_calc_reg(bank, pin_num, ®map, ®, &bit);
3225 if (ret)
3226 return ret;
3227
3228 ret = regmap_read(regmap, reg, &data);
3229 if (ret)
3230 return ret;
3231
3232 switch (ctrl->type) {
3233 case RK2928:
3234 case RK3128:
3235 return !(data & BIT(bit))
3236 ? PIN_CONFIG_BIAS_PULL_PIN_DEFAULT
3237 : PIN_CONFIG_BIAS_DISABLE;
3238 case PX30:
3239 case RV1108:
3240 case RK3188:
3241 case RK3288:
3242 case RK3308:
3243 case RK3328:
3244 case RK3368:
3245 case RK3399:
3246 case RK3528:
3247 case RK3562:
3248 case RK3568:
3249 case RK3576:
3250 case RK3588:
3251 pull_type = bank->pull_type[pin_num / 8];
3252 data >>= bit;
3253 data &= (1 << RK3188_PULL_BITS_PER_PIN) - 1;
3254 /*
3255 * In the TRM, pull-up being 1 for everything except the GPIO0_D3-D6,
3256 * where that pull up value becomes 3.
3257 */
3258 if (ctrl->type == RK3568 && bank->bank_num == 0 && pin_num >= 27 && pin_num <= 30) {
3259 if (data == 3)
3260 data = 1;
3261 }
3262
3263 return rockchip_pull_list[pull_type][data];
3264 default:
3265 dev_err(dev, "unsupported pinctrl type\n");
3266 return -EINVAL;
3267 };
3268 }
3269
rockchip_set_pull(struct rockchip_pin_bank * bank,int pin_num,int pull)3270 static int rockchip_set_pull(struct rockchip_pin_bank *bank,
3271 int pin_num, int pull)
3272 {
3273 struct rockchip_pinctrl *info = bank->drvdata;
3274 struct rockchip_pin_ctrl *ctrl = info->ctrl;
3275 struct device *dev = info->dev;
3276 struct regmap *regmap;
3277 int reg, ret, i, pull_type;
3278 u8 bit;
3279 u32 data, rmask;
3280
3281 dev_dbg(dev, "setting pull of GPIO%d-%d to %d\n", bank->bank_num, pin_num, pull);
3282
3283 /* rk3066b does support any pulls */
3284 if (ctrl->type == RK3066B)
3285 return pull ? -EINVAL : 0;
3286
3287 ret = ctrl->pull_calc_reg(bank, pin_num, ®map, ®, &bit);
3288 if (ret)
3289 return ret;
3290
3291 switch (ctrl->type) {
3292 case RK2928:
3293 case RK3128:
3294 data = BIT(bit + 16);
3295 if (pull == PIN_CONFIG_BIAS_DISABLE)
3296 data |= BIT(bit);
3297 ret = regmap_write(regmap, reg, data);
3298 break;
3299 case PX30:
3300 case RV1108:
3301 case RV1126:
3302 case RK3188:
3303 case RK3288:
3304 case RK3308:
3305 case RK3328:
3306 case RK3368:
3307 case RK3399:
3308 case RK3506:
3309 case RK3528:
3310 case RK3562:
3311 case RK3568:
3312 case RK3576:
3313 case RK3588:
3314 pull_type = bank->pull_type[pin_num / 8];
3315 ret = -EINVAL;
3316 for (i = 0; i < ARRAY_SIZE(rockchip_pull_list[pull_type]);
3317 i++) {
3318 if (rockchip_pull_list[pull_type][i] == pull) {
3319 ret = i;
3320 break;
3321 }
3322 }
3323 /*
3324 * In the TRM, pull-up being 1 for everything except the GPIO0_D3-D6,
3325 * where that pull up value becomes 3.
3326 */
3327 if (ctrl->type == RK3568 && bank->bank_num == 0 && pin_num >= 27 && pin_num <= 30) {
3328 if (ret == 1)
3329 ret = 3;
3330 }
3331
3332 if (ret < 0) {
3333 dev_err(dev, "unsupported pull setting %d\n", pull);
3334 return ret;
3335 }
3336
3337 /* enable the write to the equivalent lower bits */
3338 data = ((1 << RK3188_PULL_BITS_PER_PIN) - 1) << (bit + 16);
3339 rmask = data | (data >> 16);
3340 data |= (ret << bit);
3341
3342 ret = regmap_update_bits(regmap, reg, rmask, data);
3343 break;
3344 default:
3345 dev_err(dev, "unsupported pinctrl type\n");
3346 return -EINVAL;
3347 }
3348
3349 return ret;
3350 }
3351
3352 #define RK3328_SCHMITT_BITS_PER_PIN 1
3353 #define RK3328_SCHMITT_PINS_PER_REG 16
3354 #define RK3328_SCHMITT_BANK_STRIDE 8
3355 #define RK3328_SCHMITT_GRF_OFFSET 0x380
3356
rk3328_calc_schmitt_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)3357 static int rk3328_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank,
3358 int pin_num,
3359 struct regmap **regmap,
3360 int *reg, u8 *bit)
3361 {
3362 struct rockchip_pinctrl *info = bank->drvdata;
3363
3364 *regmap = info->regmap_base;
3365 *reg = RK3328_SCHMITT_GRF_OFFSET;
3366
3367 *reg += bank->bank_num * RK3328_SCHMITT_BANK_STRIDE;
3368 *reg += ((pin_num / RK3328_SCHMITT_PINS_PER_REG) * 4);
3369 *bit = pin_num % RK3328_SCHMITT_PINS_PER_REG;
3370
3371 return 0;
3372 }
3373
3374 #define RK3568_SCHMITT_BITS_PER_PIN 2
3375 #define RK3568_SCHMITT_PINS_PER_REG 8
3376 #define RK3568_SCHMITT_BANK_STRIDE 0x10
3377 #define RK3568_SCHMITT_GRF_OFFSET 0xc0
3378 #define RK3568_SCHMITT_PMUGRF_OFFSET 0x30
3379
rk3568_calc_schmitt_reg_and_bit(struct rockchip_pin_bank * bank,int pin_num,struct regmap ** regmap,int * reg,u8 * bit)3380 static int rk3568_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank,
3381 int pin_num,
3382 struct regmap **regmap,
3383 int *reg, u8 *bit)
3384 {
3385 struct rockchip_pinctrl *info = bank->drvdata;
3386
3387 if (bank->bank_num == 0) {
3388 *regmap = info->regmap_pmu;
3389 *reg = RK3568_SCHMITT_PMUGRF_OFFSET;
3390 } else {
3391 *regmap = info->regmap_base;
3392 *reg = RK3568_SCHMITT_GRF_OFFSET;
3393 *reg += (bank->bank_num - 1) * RK3568_SCHMITT_BANK_STRIDE;
3394 }
3395
3396 *reg += ((pin_num / RK3568_SCHMITT_PINS_PER_REG) * 4);
3397 *bit = pin_num % RK3568_SCHMITT_PINS_PER_REG;
3398 *bit *= RK3568_SCHMITT_BITS_PER_PIN;
3399
3400 return 0;
3401 }
3402
rockchip_get_schmitt(struct rockchip_pin_bank * bank,int pin_num)3403 static int rockchip_get_schmitt(struct rockchip_pin_bank *bank, int pin_num)
3404 {
3405 struct rockchip_pinctrl *info = bank->drvdata;
3406 struct rockchip_pin_ctrl *ctrl = info->ctrl;
3407 struct regmap *regmap;
3408 int reg, ret;
3409 u8 bit;
3410 u32 data;
3411
3412 ret = ctrl->schmitt_calc_reg(bank, pin_num, ®map, ®, &bit);
3413 if (ret)
3414 return ret;
3415
3416 ret = regmap_read(regmap, reg, &data);
3417 if (ret)
3418 return ret;
3419
3420 data >>= bit;
3421 switch (ctrl->type) {
3422 case RK3562:
3423 case RK3568:
3424 return data & ((1 << RK3568_SCHMITT_BITS_PER_PIN) - 1);
3425 default:
3426 break;
3427 }
3428
3429 if (ctrl->type == RK3506)
3430 if ((bank->bank_num == 0 && pin_num == 24) || bank->bank_num == 4)
3431 return data & 0x3;
3432
3433 return data & 0x1;
3434 }
3435
rockchip_set_schmitt(struct rockchip_pin_bank * bank,int pin_num,int enable)3436 static int rockchip_set_schmitt(struct rockchip_pin_bank *bank,
3437 int pin_num, int enable)
3438 {
3439 struct rockchip_pinctrl *info = bank->drvdata;
3440 struct rockchip_pin_ctrl *ctrl = info->ctrl;
3441 struct device *dev = info->dev;
3442 struct regmap *regmap;
3443 int reg, ret;
3444 u8 bit;
3445 u32 data, rmask;
3446
3447 dev_dbg(dev, "setting input schmitt of GPIO%d-%d to %d\n",
3448 bank->bank_num, pin_num, enable);
3449
3450 ret = ctrl->schmitt_calc_reg(bank, pin_num, ®map, ®, &bit);
3451 if (ret)
3452 return ret;
3453
3454 /* enable the write to the equivalent lower bits */
3455 switch (ctrl->type) {
3456 case RK3562:
3457 case RK3568:
3458 data = ((1 << RK3568_SCHMITT_BITS_PER_PIN) - 1) << (bit + 16);
3459 rmask = data | (data >> 16);
3460 data |= ((enable ? 0x2 : 0x1) << bit);
3461 break;
3462 default:
3463 data = BIT(bit + 16) | (enable << bit);
3464 rmask = BIT(bit + 16) | BIT(bit);
3465 break;
3466 }
3467
3468 if (ctrl->type == RK3506) {
3469 if ((bank->bank_num == 0 && pin_num == 24) || bank->bank_num == 4) {
3470 data = 0x3 << (bit + 16);
3471 rmask = data | (data >> 16);
3472 data |= ((enable ? 0x3 : 0) << bit);
3473 }
3474 }
3475
3476 return regmap_update_bits(regmap, reg, rmask, data);
3477 }
3478
3479 /*
3480 * Pinmux_ops handling
3481 */
3482
rockchip_pmx_get_funcs_count(struct pinctrl_dev * pctldev)3483 static int rockchip_pmx_get_funcs_count(struct pinctrl_dev *pctldev)
3484 {
3485 struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
3486
3487 return info->nfunctions;
3488 }
3489
rockchip_pmx_get_func_name(struct pinctrl_dev * pctldev,unsigned selector)3490 static const char *rockchip_pmx_get_func_name(struct pinctrl_dev *pctldev,
3491 unsigned selector)
3492 {
3493 struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
3494
3495 return info->functions[selector].name;
3496 }
3497
rockchip_pmx_get_groups(struct pinctrl_dev * pctldev,unsigned selector,const char * const ** groups,unsigned * const num_groups)3498 static int rockchip_pmx_get_groups(struct pinctrl_dev *pctldev,
3499 unsigned selector, const char * const **groups,
3500 unsigned * const num_groups)
3501 {
3502 struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
3503
3504 *groups = info->functions[selector].groups;
3505 *num_groups = info->functions[selector].ngroups;
3506
3507 return 0;
3508 }
3509
rockchip_pmx_set(struct pinctrl_dev * pctldev,unsigned selector,unsigned group)3510 static int rockchip_pmx_set(struct pinctrl_dev *pctldev, unsigned selector,
3511 unsigned group)
3512 {
3513 struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
3514 const unsigned int *pins = info->groups[group].pins;
3515 const struct rockchip_pin_config *data = info->groups[group].data;
3516 struct device *dev = info->dev;
3517 struct rockchip_pin_bank *bank;
3518 int cnt, ret = 0;
3519
3520 dev_dbg(dev, "enable function %s group %s\n",
3521 info->functions[selector].name, info->groups[group].name);
3522
3523 /*
3524 * for each pin in the pin group selected, program the corresponding
3525 * pin function number in the config register.
3526 */
3527 for (cnt = 0; cnt < info->groups[group].npins; cnt++) {
3528 bank = pin_to_bank(info, pins[cnt]);
3529 ret = rockchip_set_mux(bank, pins[cnt] - bank->pin_base,
3530 data[cnt].func);
3531 if (ret)
3532 break;
3533 }
3534
3535 if (ret) {
3536 /* revert the already done pin settings */
3537 for (cnt--; cnt >= 0; cnt--) {
3538 bank = pin_to_bank(info, pins[cnt]);
3539 rockchip_set_mux(bank, pins[cnt] - bank->pin_base, 0);
3540 }
3541
3542 return ret;
3543 }
3544
3545 return 0;
3546 }
3547
rockchip_pmx_gpio_set_direction(struct pinctrl_dev * pctldev,struct pinctrl_gpio_range * range,unsigned offset,bool input)3548 static int rockchip_pmx_gpio_set_direction(struct pinctrl_dev *pctldev,
3549 struct pinctrl_gpio_range *range,
3550 unsigned offset,
3551 bool input)
3552 {
3553 struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
3554 struct rockchip_pin_bank *bank;
3555
3556 bank = pin_to_bank(info, offset);
3557 return rockchip_set_mux(bank, offset - bank->pin_base, RK_FUNC_GPIO);
3558 }
3559
3560 static const struct pinmux_ops rockchip_pmx_ops = {
3561 .get_functions_count = rockchip_pmx_get_funcs_count,
3562 .get_function_name = rockchip_pmx_get_func_name,
3563 .get_function_groups = rockchip_pmx_get_groups,
3564 .set_mux = rockchip_pmx_set,
3565 .gpio_set_direction = rockchip_pmx_gpio_set_direction,
3566 };
3567
3568 /*
3569 * Pinconf_ops handling
3570 */
3571
rockchip_pinconf_pull_valid(struct rockchip_pin_ctrl * ctrl,enum pin_config_param pull)3572 static bool rockchip_pinconf_pull_valid(struct rockchip_pin_ctrl *ctrl,
3573 enum pin_config_param pull)
3574 {
3575 switch (ctrl->type) {
3576 case RK2928:
3577 case RK3128:
3578 return (pull == PIN_CONFIG_BIAS_PULL_PIN_DEFAULT ||
3579 pull == PIN_CONFIG_BIAS_DISABLE);
3580 case RK3066B:
3581 return pull ? false : true;
3582 case PX30:
3583 case RV1108:
3584 case RV1126:
3585 case RK3188:
3586 case RK3288:
3587 case RK3308:
3588 case RK3328:
3589 case RK3368:
3590 case RK3399:
3591 case RK3506:
3592 case RK3528:
3593 case RK3562:
3594 case RK3568:
3595 case RK3576:
3596 case RK3588:
3597 return (pull != PIN_CONFIG_BIAS_PULL_PIN_DEFAULT);
3598 }
3599
3600 return false;
3601 }
3602
rockchip_pinconf_defer_pin(struct rockchip_pin_bank * bank,unsigned int pin,u32 param,u32 arg)3603 static int rockchip_pinconf_defer_pin(struct rockchip_pin_bank *bank,
3604 unsigned int pin, u32 param, u32 arg)
3605 {
3606 struct rockchip_pin_deferred *cfg;
3607
3608 cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
3609 if (!cfg)
3610 return -ENOMEM;
3611
3612 cfg->pin = pin;
3613 cfg->param = param;
3614 cfg->arg = arg;
3615
3616 list_add_tail(&cfg->head, &bank->deferred_pins);
3617
3618 return 0;
3619 }
3620
3621 /* set the pin config settings for a specified pin */
rockchip_pinconf_set(struct pinctrl_dev * pctldev,unsigned int pin,unsigned long * configs,unsigned num_configs)3622 static int rockchip_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin,
3623 unsigned long *configs, unsigned num_configs)
3624 {
3625 struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
3626 struct rockchip_pin_bank *bank = pin_to_bank(info, pin);
3627 struct gpio_chip *gpio = &bank->gpio_chip;
3628 enum pin_config_param param;
3629 u32 arg;
3630 int i;
3631 int rc;
3632
3633 for (i = 0; i < num_configs; i++) {
3634 param = pinconf_to_config_param(configs[i]);
3635 arg = pinconf_to_config_argument(configs[i]);
3636
3637 if (param == PIN_CONFIG_LEVEL || param == PIN_CONFIG_INPUT_ENABLE) {
3638 /*
3639 * Check for gpio driver not being probed yet.
3640 * The lock makes sure that either gpio-probe has completed
3641 * or the gpio driver hasn't probed yet.
3642 */
3643 mutex_lock(&bank->deferred_lock);
3644 if (!gpio || !gpio->direction_output) {
3645 rc = rockchip_pinconf_defer_pin(bank, pin - bank->pin_base, param,
3646 arg);
3647 mutex_unlock(&bank->deferred_lock);
3648 if (rc)
3649 return rc;
3650
3651 break;
3652 }
3653 mutex_unlock(&bank->deferred_lock);
3654 }
3655
3656 switch (param) {
3657 case PIN_CONFIG_BIAS_DISABLE:
3658 rc = rockchip_set_pull(bank, pin - bank->pin_base,
3659 param);
3660 if (rc)
3661 return rc;
3662 break;
3663 case PIN_CONFIG_BIAS_PULL_UP:
3664 case PIN_CONFIG_BIAS_PULL_DOWN:
3665 case PIN_CONFIG_BIAS_PULL_PIN_DEFAULT:
3666 case PIN_CONFIG_BIAS_BUS_HOLD:
3667 if (!rockchip_pinconf_pull_valid(info->ctrl, param))
3668 return -ENOTSUPP;
3669
3670 if (!arg)
3671 return -EINVAL;
3672
3673 rc = rockchip_set_pull(bank, pin - bank->pin_base,
3674 param);
3675 if (rc)
3676 return rc;
3677 break;
3678 case PIN_CONFIG_LEVEL:
3679 rc = rockchip_set_mux(bank, pin - bank->pin_base,
3680 RK_FUNC_GPIO);
3681 if (rc != RK_FUNC_GPIO)
3682 return -EINVAL;
3683
3684 rc = gpio->direction_output(gpio, pin - bank->pin_base,
3685 arg);
3686 if (rc)
3687 return rc;
3688 break;
3689 case PIN_CONFIG_INPUT_ENABLE:
3690 rc = rockchip_set_mux(bank, pin - bank->pin_base,
3691 RK_FUNC_GPIO);
3692 if (rc != RK_FUNC_GPIO)
3693 return -EINVAL;
3694
3695 rc = gpio->direction_input(gpio, pin - bank->pin_base);
3696 if (rc)
3697 return rc;
3698 break;
3699 case PIN_CONFIG_DRIVE_STRENGTH:
3700 /* rk3288 is the first with per-pin drive-strength */
3701 if (!info->ctrl->drv_calc_reg)
3702 return -ENOTSUPP;
3703
3704 rc = rockchip_set_drive_perpin(bank,
3705 pin - bank->pin_base, arg);
3706 if (rc < 0)
3707 return rc;
3708 break;
3709 case PIN_CONFIG_INPUT_SCHMITT_ENABLE:
3710 if (!info->ctrl->schmitt_calc_reg)
3711 return -ENOTSUPP;
3712
3713 rc = rockchip_set_schmitt(bank,
3714 pin - bank->pin_base, arg);
3715 if (rc < 0)
3716 return rc;
3717 break;
3718 default:
3719 return -ENOTSUPP;
3720 break;
3721 }
3722 } /* for each config */
3723
3724 return 0;
3725 }
3726
3727 /* get the pin config settings for a specified pin */
rockchip_pinconf_get(struct pinctrl_dev * pctldev,unsigned int pin,unsigned long * config)3728 static int rockchip_pinconf_get(struct pinctrl_dev *pctldev, unsigned int pin,
3729 unsigned long *config)
3730 {
3731 struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
3732 struct rockchip_pin_bank *bank = pin_to_bank(info, pin);
3733 struct gpio_chip *gpio = &bank->gpio_chip;
3734 enum pin_config_param param = pinconf_to_config_param(*config);
3735 u16 arg;
3736 int rc;
3737
3738 switch (param) {
3739 case PIN_CONFIG_BIAS_DISABLE:
3740 if (rockchip_get_pull(bank, pin - bank->pin_base) != param)
3741 return -EINVAL;
3742
3743 arg = 0;
3744 break;
3745 case PIN_CONFIG_BIAS_PULL_UP:
3746 case PIN_CONFIG_BIAS_PULL_DOWN:
3747 case PIN_CONFIG_BIAS_PULL_PIN_DEFAULT:
3748 case PIN_CONFIG_BIAS_BUS_HOLD:
3749 if (!rockchip_pinconf_pull_valid(info->ctrl, param))
3750 return -ENOTSUPP;
3751
3752 if (rockchip_get_pull(bank, pin - bank->pin_base) != param)
3753 return -EINVAL;
3754
3755 arg = 1;
3756 break;
3757 case PIN_CONFIG_LEVEL:
3758 rc = rockchip_get_mux(bank, pin - bank->pin_base);
3759 if (rc != RK_FUNC_GPIO)
3760 return -EINVAL;
3761
3762 if (!gpio || !gpio->get) {
3763 arg = 0;
3764 break;
3765 }
3766
3767 rc = gpio->get(gpio, pin - bank->pin_base);
3768 if (rc < 0)
3769 return rc;
3770
3771 arg = rc ? 1 : 0;
3772 break;
3773 case PIN_CONFIG_DRIVE_STRENGTH:
3774 /* rk3288 is the first with per-pin drive-strength */
3775 if (!info->ctrl->drv_calc_reg)
3776 return -ENOTSUPP;
3777
3778 rc = rockchip_get_drive_perpin(bank, pin - bank->pin_base);
3779 if (rc < 0)
3780 return rc;
3781
3782 arg = rc;
3783 break;
3784 case PIN_CONFIG_INPUT_SCHMITT_ENABLE:
3785 if (!info->ctrl->schmitt_calc_reg)
3786 return -ENOTSUPP;
3787
3788 rc = rockchip_get_schmitt(bank, pin - bank->pin_base);
3789 if (rc < 0)
3790 return rc;
3791
3792 arg = rc;
3793 break;
3794 default:
3795 return -ENOTSUPP;
3796 break;
3797 }
3798
3799 *config = pinconf_to_config_packed(param, arg);
3800
3801 return 0;
3802 }
3803
3804 static const struct pinconf_ops rockchip_pinconf_ops = {
3805 .pin_config_get = rockchip_pinconf_get,
3806 .pin_config_set = rockchip_pinconf_set,
3807 .is_generic = true,
3808 };
3809
3810 static const struct of_device_id rockchip_bank_match[] = {
3811 { .compatible = "rockchip,gpio-bank" },
3812 { .compatible = "rockchip,rk3188-gpio-bank0" },
3813 {},
3814 };
3815
rockchip_pinctrl_child_count(struct rockchip_pinctrl * info,struct device_node * np)3816 static void rockchip_pinctrl_child_count(struct rockchip_pinctrl *info,
3817 struct device_node *np)
3818 {
3819 struct device_node *child;
3820
3821 for_each_child_of_node(np, child) {
3822 if (of_match_node(rockchip_bank_match, child))
3823 continue;
3824
3825 info->nfunctions++;
3826 info->ngroups += of_get_child_count(child);
3827 }
3828 }
3829
rockchip_pinctrl_parse_groups(struct device_node * np,struct rockchip_pin_group * grp,struct rockchip_pinctrl * info,u32 index)3830 static int rockchip_pinctrl_parse_groups(struct device_node *np,
3831 struct rockchip_pin_group *grp,
3832 struct rockchip_pinctrl *info,
3833 u32 index)
3834 {
3835 struct device *dev = info->dev;
3836 struct rockchip_pin_bank *bank;
3837 int size;
3838 const __be32 *list;
3839 int num;
3840 int i, j;
3841 int ret;
3842
3843 dev_dbg(dev, "group(%d): %pOFn\n", index, np);
3844
3845 /* Initialise group */
3846 grp->name = np->name;
3847
3848 /*
3849 * the binding format is rockchip,pins = <bank pin mux CONFIG>,
3850 * do sanity check and calculate pins number
3851 */
3852 list = of_get_property(np, "rockchip,pins", &size);
3853 /* we do not check return since it's safe node passed down */
3854 size /= sizeof(*list);
3855 if (!size || size % 4)
3856 return dev_err_probe(dev, -EINVAL,
3857 "%pOF: rockchip,pins: expected one or more of <bank pin mux CONFIG>, got %d args instead\n",
3858 np, size);
3859
3860 grp->npins = size / 4;
3861
3862 grp->pins = devm_kcalloc(dev, grp->npins, sizeof(*grp->pins), GFP_KERNEL);
3863 grp->data = devm_kcalloc(dev, grp->npins, sizeof(*grp->data), GFP_KERNEL);
3864 if (!grp->pins || !grp->data)
3865 return -ENOMEM;
3866
3867 for (i = 0, j = 0; i < size; i += 4, j++) {
3868 const __be32 *phandle;
3869 struct device_node *np_config;
3870
3871 num = be32_to_cpu(*list++);
3872 bank = bank_num_to_bank(info, num);
3873 if (IS_ERR(bank))
3874 return PTR_ERR(bank);
3875
3876 grp->pins[j] = bank->pin_base + be32_to_cpu(*list++);
3877 grp->data[j].func = be32_to_cpu(*list++);
3878
3879 phandle = list++;
3880 if (!phandle)
3881 return -EINVAL;
3882
3883 np_config = of_find_node_by_phandle(be32_to_cpup(phandle));
3884 ret = pinconf_generic_parse_dt_config(np_config, NULL,
3885 &grp->data[j].configs, &grp->data[j].nconfigs);
3886 of_node_put(np_config);
3887 if (ret)
3888 return ret;
3889 }
3890
3891 return 0;
3892 }
3893
rockchip_pinctrl_parse_functions(struct device_node * np,struct rockchip_pinctrl * info,u32 index)3894 static int rockchip_pinctrl_parse_functions(struct device_node *np,
3895 struct rockchip_pinctrl *info,
3896 u32 index)
3897 {
3898 struct device *dev = info->dev;
3899 struct rockchip_pmx_func *func;
3900 struct rockchip_pin_group *grp;
3901 int ret;
3902 static u32 grp_index;
3903 u32 i = 0;
3904
3905 dev_dbg(dev, "parse function(%d): %pOFn\n", index, np);
3906
3907 func = &info->functions[index];
3908
3909 /* Initialise function */
3910 func->name = np->name;
3911 func->ngroups = of_get_child_count(np);
3912 if (func->ngroups <= 0)
3913 return 0;
3914
3915 func->groups = devm_kcalloc(dev, func->ngroups, sizeof(*func->groups), GFP_KERNEL);
3916 if (!func->groups)
3917 return -ENOMEM;
3918
3919 for_each_child_of_node_scoped(np, child) {
3920 func->groups[i] = child->name;
3921 grp = &info->groups[grp_index++];
3922 ret = rockchip_pinctrl_parse_groups(child, grp, info, i++);
3923 if (ret)
3924 return ret;
3925 }
3926
3927 return 0;
3928 }
3929
rockchip_pinctrl_parse_dt(struct platform_device * pdev,struct rockchip_pinctrl * info)3930 static int rockchip_pinctrl_parse_dt(struct platform_device *pdev,
3931 struct rockchip_pinctrl *info)
3932 {
3933 struct device *dev = &pdev->dev;
3934 struct device_node *np = dev->of_node;
3935 int ret;
3936 int i;
3937
3938 rockchip_pinctrl_child_count(info, np);
3939
3940 dev_dbg(dev, "nfunctions = %d\n", info->nfunctions);
3941 dev_dbg(dev, "ngroups = %d\n", info->ngroups);
3942
3943 info->functions = devm_kcalloc(dev, info->nfunctions, sizeof(*info->functions), GFP_KERNEL);
3944 if (!info->functions)
3945 return -ENOMEM;
3946
3947 info->groups = devm_kcalloc(dev, info->ngroups, sizeof(*info->groups), GFP_KERNEL);
3948 if (!info->groups)
3949 return -ENOMEM;
3950
3951 i = 0;
3952
3953 for_each_child_of_node_scoped(np, child) {
3954 if (of_match_node(rockchip_bank_match, child))
3955 continue;
3956
3957 ret = rockchip_pinctrl_parse_functions(child, info, i++);
3958 if (ret) {
3959 dev_err(dev, "failed to parse function\n");
3960 return ret;
3961 }
3962 }
3963
3964 return 0;
3965 }
3966
rockchip_pinctrl_register(struct platform_device * pdev,struct rockchip_pinctrl * info)3967 static int rockchip_pinctrl_register(struct platform_device *pdev,
3968 struct rockchip_pinctrl *info)
3969 {
3970 struct pinctrl_desc *ctrldesc = &info->pctl;
3971 struct pinctrl_pin_desc *pindesc, *pdesc;
3972 struct rockchip_pin_bank *pin_bank;
3973 struct device *dev = &pdev->dev;
3974 char **pin_names;
3975 int pin, bank, ret;
3976 int k;
3977
3978 ctrldesc->name = "rockchip-pinctrl";
3979 ctrldesc->owner = THIS_MODULE;
3980 ctrldesc->pctlops = &rockchip_pctrl_ops;
3981 ctrldesc->pmxops = &rockchip_pmx_ops;
3982 ctrldesc->confops = &rockchip_pinconf_ops;
3983
3984 pindesc = devm_kcalloc(dev, info->ctrl->nr_pins, sizeof(*pindesc), GFP_KERNEL);
3985 if (!pindesc)
3986 return -ENOMEM;
3987
3988 ctrldesc->pins = pindesc;
3989 ctrldesc->npins = info->ctrl->nr_pins;
3990
3991 pdesc = pindesc;
3992 for (bank = 0, k = 0; bank < info->ctrl->nr_banks; bank++) {
3993 pin_bank = &info->ctrl->pin_banks[bank];
3994
3995 pin_names = devm_kasprintf_strarray(dev, pin_bank->name, pin_bank->nr_pins);
3996 if (IS_ERR(pin_names))
3997 return PTR_ERR(pin_names);
3998
3999 for (pin = 0; pin < pin_bank->nr_pins; pin++, k++) {
4000 pdesc->number = k;
4001 pdesc->name = pin_names[pin];
4002 pdesc++;
4003 }
4004
4005 INIT_LIST_HEAD(&pin_bank->deferred_pins);
4006 mutex_init(&pin_bank->deferred_lock);
4007 }
4008
4009 ret = rockchip_pinctrl_parse_dt(pdev, info);
4010 if (ret)
4011 return ret;
4012
4013 info->pctl_dev = devm_pinctrl_register(dev, ctrldesc, info);
4014 if (IS_ERR(info->pctl_dev))
4015 return dev_err_probe(dev, PTR_ERR(info->pctl_dev), "could not register pinctrl driver\n");
4016
4017 return 0;
4018 }
4019
4020 static const struct of_device_id rockchip_pinctrl_dt_match[];
4021
4022 /* retrieve the soc specific data */
rockchip_pinctrl_get_soc_data(struct rockchip_pinctrl * d,struct platform_device * pdev)4023 static struct rockchip_pin_ctrl *rockchip_pinctrl_get_soc_data(
4024 struct rockchip_pinctrl *d,
4025 struct platform_device *pdev)
4026 {
4027 struct device *dev = &pdev->dev;
4028 struct device_node *node = dev->of_node;
4029 const struct of_device_id *match;
4030 struct rockchip_pin_ctrl *ctrl;
4031 struct rockchip_pin_bank *bank;
4032 int grf_offs, pmu_offs, drv_grf_offs, drv_pmu_offs, i, j;
4033
4034 match = of_match_node(rockchip_pinctrl_dt_match, node);
4035 ctrl = (struct rockchip_pin_ctrl *)match->data;
4036
4037 grf_offs = ctrl->grf_mux_offset;
4038 pmu_offs = ctrl->pmu_mux_offset;
4039 drv_pmu_offs = ctrl->pmu_drv_offset;
4040 drv_grf_offs = ctrl->grf_drv_offset;
4041 bank = ctrl->pin_banks;
4042 for (i = 0; i < ctrl->nr_banks; ++i, ++bank) {
4043 int bank_pins = 0;
4044
4045 raw_spin_lock_init(&bank->slock);
4046 bank->drvdata = d;
4047 bank->pin_base = ctrl->nr_pins;
4048 ctrl->nr_pins += bank->nr_pins;
4049
4050 /* calculate iomux and drv offsets */
4051 for (j = 0; j < 4; j++) {
4052 struct rockchip_iomux *iom = &bank->iomux[j];
4053 struct rockchip_drv *drv = &bank->drv[j];
4054 int inc;
4055
4056 if (bank_pins >= bank->nr_pins)
4057 break;
4058
4059 /* preset iomux offset value, set new start value */
4060 if (iom->offset >= 0) {
4061 if ((iom->type & IOMUX_SOURCE_PMU) ||
4062 (iom->type & IOMUX_L_SOURCE_PMU))
4063 pmu_offs = iom->offset;
4064 else
4065 grf_offs = iom->offset;
4066 } else { /* set current iomux offset */
4067 iom->offset = ((iom->type & IOMUX_SOURCE_PMU) ||
4068 (iom->type & IOMUX_L_SOURCE_PMU)) ?
4069 pmu_offs : grf_offs;
4070 }
4071
4072 /* preset drv offset value, set new start value */
4073 if (drv->offset >= 0) {
4074 if (iom->type & IOMUX_SOURCE_PMU)
4075 drv_pmu_offs = drv->offset;
4076 else
4077 drv_grf_offs = drv->offset;
4078 } else { /* set current drv offset */
4079 drv->offset = (iom->type & IOMUX_SOURCE_PMU) ?
4080 drv_pmu_offs : drv_grf_offs;
4081 }
4082
4083 dev_dbg(dev, "bank %d, iomux %d has iom_offset 0x%x drv_offset 0x%x\n",
4084 i, j, iom->offset, drv->offset);
4085
4086 /*
4087 * Increase offset according to iomux width.
4088 * 4bit iomux'es are spread over two registers.
4089 */
4090 inc = (iom->type & (IOMUX_WIDTH_4BIT |
4091 IOMUX_WIDTH_3BIT |
4092 IOMUX_WIDTH_2BIT)) ? 8 : 4;
4093 if ((iom->type & IOMUX_SOURCE_PMU) || (iom->type & IOMUX_L_SOURCE_PMU))
4094 pmu_offs += inc;
4095 else
4096 grf_offs += inc;
4097
4098 /*
4099 * Increase offset according to drv width.
4100 * 3bit drive-strenth'es are spread over two registers.
4101 */
4102 if ((drv->drv_type == DRV_TYPE_IO_1V8_3V0_AUTO) ||
4103 (drv->drv_type == DRV_TYPE_IO_3V3_ONLY))
4104 inc = 8;
4105 else
4106 inc = 4;
4107
4108 if (iom->type & IOMUX_SOURCE_PMU)
4109 drv_pmu_offs += inc;
4110 else
4111 drv_grf_offs += inc;
4112
4113 bank_pins += 8;
4114 }
4115
4116 /* calculate the per-bank recalced_mask */
4117 for (j = 0; j < ctrl->niomux_recalced; j++) {
4118 int pin = 0;
4119
4120 if (ctrl->iomux_recalced[j].num == bank->bank_num) {
4121 pin = ctrl->iomux_recalced[j].pin;
4122 bank->recalced_mask |= BIT(pin);
4123 }
4124 }
4125
4126 /* calculate the per-bank route_mask */
4127 for (j = 0; j < ctrl->niomux_routes; j++) {
4128 int pin = 0;
4129
4130 if (ctrl->iomux_routes[j].bank_num == bank->bank_num) {
4131 pin = ctrl->iomux_routes[j].pin;
4132 bank->route_mask |= BIT(pin);
4133 }
4134 }
4135 }
4136
4137 return ctrl;
4138 }
4139
4140 #define RK3288_GRF_GPIO6C_IOMUX 0x64
4141 #define GPIO6C6_SEL_WRITE_ENABLE BIT(28)
4142
4143 static u32 rk3288_grf_gpio6c_iomux;
4144
rockchip_pinctrl_suspend(struct device * dev)4145 static int __maybe_unused rockchip_pinctrl_suspend(struct device *dev)
4146 {
4147 struct rockchip_pinctrl *info = dev_get_drvdata(dev);
4148 int ret = pinctrl_force_sleep(info->pctl_dev);
4149
4150 if (ret)
4151 return ret;
4152
4153 /*
4154 * RK3288 GPIO6_C6 mux would be modified by Maskrom when resume, so save
4155 * the setting here, and restore it at resume.
4156 */
4157 if (info->ctrl->type == RK3288) {
4158 ret = regmap_read(info->regmap_base, RK3288_GRF_GPIO6C_IOMUX,
4159 &rk3288_grf_gpio6c_iomux);
4160 if (ret) {
4161 pinctrl_force_default(info->pctl_dev);
4162 return ret;
4163 }
4164 }
4165
4166 return 0;
4167 }
4168
rockchip_pinctrl_resume(struct device * dev)4169 static int __maybe_unused rockchip_pinctrl_resume(struct device *dev)
4170 {
4171 struct rockchip_pinctrl *info = dev_get_drvdata(dev);
4172 int ret;
4173
4174 if (info->ctrl->type == RK3288) {
4175 ret = regmap_write(info->regmap_base, RK3288_GRF_GPIO6C_IOMUX,
4176 rk3288_grf_gpio6c_iomux |
4177 GPIO6C6_SEL_WRITE_ENABLE);
4178 if (ret)
4179 return ret;
4180 }
4181
4182 return pinctrl_force_default(info->pctl_dev);
4183 }
4184
4185 static SIMPLE_DEV_PM_OPS(rockchip_pinctrl_dev_pm_ops, rockchip_pinctrl_suspend,
4186 rockchip_pinctrl_resume);
4187
rockchip_pinctrl_probe(struct platform_device * pdev)4188 static int rockchip_pinctrl_probe(struct platform_device *pdev)
4189 {
4190 struct rockchip_pinctrl *info;
4191 struct device *dev = &pdev->dev;
4192 struct device_node *np = dev->of_node, *node;
4193 struct rockchip_pin_ctrl *ctrl;
4194 struct resource *res;
4195 void __iomem *base;
4196 int ret;
4197
4198 if (!dev->of_node)
4199 return dev_err_probe(dev, -ENODEV, "device tree node not found\n");
4200
4201 info = devm_kzalloc(dev, sizeof(*info), GFP_KERNEL);
4202 if (!info)
4203 return -ENOMEM;
4204
4205 info->dev = dev;
4206
4207 ctrl = rockchip_pinctrl_get_soc_data(info, pdev);
4208 if (!ctrl)
4209 return dev_err_probe(dev, -EINVAL, "driver data not available\n");
4210 info->ctrl = ctrl;
4211
4212 node = of_parse_phandle(np, "rockchip,grf", 0);
4213 if (node) {
4214 info->regmap_base = syscon_node_to_regmap(node);
4215 of_node_put(node);
4216 if (IS_ERR(info->regmap_base))
4217 return PTR_ERR(info->regmap_base);
4218 } else {
4219 base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
4220 if (IS_ERR(base))
4221 return PTR_ERR(base);
4222
4223 rockchip_regmap_config.max_register = resource_size(res) - 4;
4224 rockchip_regmap_config.name = "rockchip,pinctrl";
4225 info->regmap_base =
4226 devm_regmap_init_mmio(dev, base, &rockchip_regmap_config);
4227
4228 /* to check for the old dt-bindings */
4229 info->reg_size = resource_size(res);
4230
4231 /* Honor the old binding, with pull registers as 2nd resource */
4232 if (ctrl->type == RK3188 && info->reg_size < 0x200) {
4233 base = devm_platform_get_and_ioremap_resource(pdev, 1, &res);
4234 if (IS_ERR(base))
4235 return PTR_ERR(base);
4236
4237 rockchip_regmap_config.max_register = resource_size(res) - 4;
4238 rockchip_regmap_config.name = "rockchip,pinctrl-pull";
4239 info->regmap_pull =
4240 devm_regmap_init_mmio(dev, base, &rockchip_regmap_config);
4241 }
4242 }
4243
4244 /* try to find the optional reference to the pmu syscon */
4245 info->regmap_pmu = syscon_regmap_lookup_by_phandle_optional(np, "rockchip,pmu");
4246
4247 /* try to find the optional reference to the ioc1 syscon */
4248 info->regmap_ioc1 = syscon_regmap_lookup_by_phandle_optional(np, "rockchip,ioc1");
4249
4250 ret = rockchip_pinctrl_register(pdev, info);
4251 if (ret)
4252 return ret;
4253
4254 platform_set_drvdata(pdev, info);
4255
4256 ret = of_platform_populate(np, NULL, NULL, &pdev->dev);
4257 if (ret)
4258 return dev_err_probe(dev, ret, "failed to register gpio device\n");
4259
4260 return 0;
4261 }
4262
rockchip_pinctrl_remove(struct platform_device * pdev)4263 static void rockchip_pinctrl_remove(struct platform_device *pdev)
4264 {
4265 struct rockchip_pinctrl *info = platform_get_drvdata(pdev);
4266 struct rockchip_pin_bank *bank;
4267 struct rockchip_pin_deferred *cfg;
4268 int i;
4269
4270 of_platform_depopulate(&pdev->dev);
4271
4272 for (i = 0; i < info->ctrl->nr_banks; i++) {
4273 bank = &info->ctrl->pin_banks[i];
4274
4275 mutex_lock(&bank->deferred_lock);
4276 while (!list_empty(&bank->deferred_pins)) {
4277 cfg = list_first_entry(&bank->deferred_pins,
4278 struct rockchip_pin_deferred, head);
4279 list_del(&cfg->head);
4280 kfree(cfg);
4281 }
4282 mutex_unlock(&bank->deferred_lock);
4283 }
4284 }
4285
4286 static struct rockchip_pin_bank px30_pin_banks[] = {
4287 PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_SOURCE_PMU,
4288 IOMUX_SOURCE_PMU,
4289 IOMUX_SOURCE_PMU,
4290 IOMUX_SOURCE_PMU
4291 ),
4292 PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", IOMUX_WIDTH_4BIT,
4293 IOMUX_WIDTH_4BIT,
4294 IOMUX_WIDTH_4BIT,
4295 IOMUX_WIDTH_4BIT
4296 ),
4297 PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", IOMUX_WIDTH_4BIT,
4298 IOMUX_WIDTH_4BIT,
4299 IOMUX_WIDTH_4BIT,
4300 IOMUX_WIDTH_4BIT
4301 ),
4302 PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", IOMUX_WIDTH_4BIT,
4303 IOMUX_WIDTH_4BIT,
4304 IOMUX_WIDTH_4BIT,
4305 IOMUX_WIDTH_4BIT
4306 ),
4307 };
4308
4309 static struct rockchip_pin_ctrl px30_pin_ctrl = {
4310 .pin_banks = px30_pin_banks,
4311 .nr_banks = ARRAY_SIZE(px30_pin_banks),
4312 .label = "PX30-GPIO",
4313 .type = PX30,
4314 .grf_mux_offset = 0x0,
4315 .pmu_mux_offset = 0x0,
4316 .iomux_routes = px30_mux_route_data,
4317 .niomux_routes = ARRAY_SIZE(px30_mux_route_data),
4318 .pull_calc_reg = px30_calc_pull_reg_and_bit,
4319 .drv_calc_reg = px30_calc_drv_reg_and_bit,
4320 .schmitt_calc_reg = px30_calc_schmitt_reg_and_bit,
4321 };
4322
4323 static struct rockchip_pin_bank rv1108_pin_banks[] = {
4324 PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_SOURCE_PMU,
4325 IOMUX_SOURCE_PMU,
4326 IOMUX_SOURCE_PMU,
4327 IOMUX_SOURCE_PMU),
4328 PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", 0, 0, 0, 0),
4329 PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", 0, 0, 0, 0),
4330 PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", 0, 0, 0, 0),
4331 };
4332
4333 static struct rockchip_pin_ctrl rv1108_pin_ctrl = {
4334 .pin_banks = rv1108_pin_banks,
4335 .nr_banks = ARRAY_SIZE(rv1108_pin_banks),
4336 .label = "RV1108-GPIO",
4337 .type = RV1108,
4338 .grf_mux_offset = 0x10,
4339 .pmu_mux_offset = 0x0,
4340 .iomux_recalced = rv1108_mux_recalced_data,
4341 .niomux_recalced = ARRAY_SIZE(rv1108_mux_recalced_data),
4342 .pull_calc_reg = rv1108_calc_pull_reg_and_bit,
4343 .drv_calc_reg = rv1108_calc_drv_reg_and_bit,
4344 .schmitt_calc_reg = rv1108_calc_schmitt_reg_and_bit,
4345 };
4346
4347 static struct rockchip_pin_bank rv1126_pin_banks[] = {
4348 PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0",
4349 IOMUX_WIDTH_4BIT | IOMUX_SOURCE_PMU,
4350 IOMUX_WIDTH_4BIT | IOMUX_SOURCE_PMU,
4351 IOMUX_WIDTH_4BIT | IOMUX_L_SOURCE_PMU,
4352 IOMUX_WIDTH_4BIT),
4353 PIN_BANK_IOMUX_FLAGS_OFFSET(1, 32, "gpio1",
4354 IOMUX_WIDTH_4BIT,
4355 IOMUX_WIDTH_4BIT,
4356 IOMUX_WIDTH_4BIT,
4357 IOMUX_WIDTH_4BIT,
4358 0x10010, 0x10018, 0x10020, 0x10028),
4359 PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2",
4360 IOMUX_WIDTH_4BIT,
4361 IOMUX_WIDTH_4BIT,
4362 IOMUX_WIDTH_4BIT,
4363 IOMUX_WIDTH_4BIT),
4364 PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3",
4365 IOMUX_WIDTH_4BIT,
4366 IOMUX_WIDTH_4BIT,
4367 IOMUX_WIDTH_4BIT,
4368 IOMUX_WIDTH_4BIT),
4369 PIN_BANK_IOMUX_FLAGS(4, 2, "gpio4",
4370 IOMUX_WIDTH_4BIT, 0, 0, 0),
4371 };
4372
4373 static struct rockchip_pin_ctrl rv1126_pin_ctrl = {
4374 .pin_banks = rv1126_pin_banks,
4375 .nr_banks = ARRAY_SIZE(rv1126_pin_banks),
4376 .label = "RV1126-GPIO",
4377 .type = RV1126,
4378 .grf_mux_offset = 0x10004, /* mux offset from GPIO0_D0 */
4379 .pmu_mux_offset = 0x0,
4380 .iomux_routes = rv1126_mux_route_data,
4381 .niomux_routes = ARRAY_SIZE(rv1126_mux_route_data),
4382 .iomux_recalced = rv1126_mux_recalced_data,
4383 .niomux_recalced = ARRAY_SIZE(rv1126_mux_recalced_data),
4384 .pull_calc_reg = rv1126_calc_pull_reg_and_bit,
4385 .drv_calc_reg = rv1126_calc_drv_reg_and_bit,
4386 .schmitt_calc_reg = rv1126_calc_schmitt_reg_and_bit,
4387 };
4388
4389 static struct rockchip_pin_bank rk2928_pin_banks[] = {
4390 PIN_BANK(0, 32, "gpio0"),
4391 PIN_BANK(1, 32, "gpio1"),
4392 PIN_BANK(2, 32, "gpio2"),
4393 PIN_BANK(3, 32, "gpio3"),
4394 };
4395
4396 static struct rockchip_pin_ctrl rk2928_pin_ctrl = {
4397 .pin_banks = rk2928_pin_banks,
4398 .nr_banks = ARRAY_SIZE(rk2928_pin_banks),
4399 .label = "RK2928-GPIO",
4400 .type = RK2928,
4401 .grf_mux_offset = 0xa8,
4402 .pull_calc_reg = rk2928_calc_pull_reg_and_bit,
4403 };
4404
4405 static struct rockchip_pin_bank rk3036_pin_banks[] = {
4406 PIN_BANK(0, 32, "gpio0"),
4407 PIN_BANK(1, 32, "gpio1"),
4408 PIN_BANK(2, 32, "gpio2"),
4409 };
4410
4411 static struct rockchip_pin_ctrl rk3036_pin_ctrl = {
4412 .pin_banks = rk3036_pin_banks,
4413 .nr_banks = ARRAY_SIZE(rk3036_pin_banks),
4414 .label = "RK3036-GPIO",
4415 .type = RK2928,
4416 .grf_mux_offset = 0xa8,
4417 .pull_calc_reg = rk2928_calc_pull_reg_and_bit,
4418 };
4419
4420 static struct rockchip_pin_bank rk3066a_pin_banks[] = {
4421 PIN_BANK(0, 32, "gpio0"),
4422 PIN_BANK(1, 32, "gpio1"),
4423 PIN_BANK(2, 32, "gpio2"),
4424 PIN_BANK(3, 32, "gpio3"),
4425 PIN_BANK(4, 32, "gpio4"),
4426 PIN_BANK(6, 16, "gpio6"),
4427 };
4428
4429 static struct rockchip_pin_ctrl rk3066a_pin_ctrl = {
4430 .pin_banks = rk3066a_pin_banks,
4431 .nr_banks = ARRAY_SIZE(rk3066a_pin_banks),
4432 .label = "RK3066a-GPIO",
4433 .type = RK2928,
4434 .grf_mux_offset = 0xa8,
4435 .pull_calc_reg = rk2928_calc_pull_reg_and_bit,
4436 };
4437
4438 static struct rockchip_pin_bank rk3066b_pin_banks[] = {
4439 PIN_BANK(0, 32, "gpio0"),
4440 PIN_BANK(1, 32, "gpio1"),
4441 PIN_BANK(2, 32, "gpio2"),
4442 PIN_BANK(3, 32, "gpio3"),
4443 };
4444
4445 static struct rockchip_pin_ctrl rk3066b_pin_ctrl = {
4446 .pin_banks = rk3066b_pin_banks,
4447 .nr_banks = ARRAY_SIZE(rk3066b_pin_banks),
4448 .label = "RK3066b-GPIO",
4449 .type = RK3066B,
4450 .grf_mux_offset = 0x60,
4451 };
4452
4453 static struct rockchip_pin_bank rk3128_pin_banks[] = {
4454 PIN_BANK(0, 32, "gpio0"),
4455 PIN_BANK(1, 32, "gpio1"),
4456 PIN_BANK(2, 32, "gpio2"),
4457 PIN_BANK(3, 32, "gpio3"),
4458 };
4459
4460 static struct rockchip_pin_ctrl rk3128_pin_ctrl = {
4461 .pin_banks = rk3128_pin_banks,
4462 .nr_banks = ARRAY_SIZE(rk3128_pin_banks),
4463 .label = "RK3128-GPIO",
4464 .type = RK3128,
4465 .grf_mux_offset = 0xa8,
4466 .iomux_recalced = rk3128_mux_recalced_data,
4467 .niomux_recalced = ARRAY_SIZE(rk3128_mux_recalced_data),
4468 .iomux_routes = rk3128_mux_route_data,
4469 .niomux_routes = ARRAY_SIZE(rk3128_mux_route_data),
4470 .pull_calc_reg = rk3128_calc_pull_reg_and_bit,
4471 };
4472
4473 static struct rockchip_pin_bank rk3188_pin_banks[] = {
4474 PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_GPIO_ONLY, 0, 0, 0),
4475 PIN_BANK(1, 32, "gpio1"),
4476 PIN_BANK(2, 32, "gpio2"),
4477 PIN_BANK(3, 32, "gpio3"),
4478 };
4479
4480 static struct rockchip_pin_ctrl rk3188_pin_ctrl = {
4481 .pin_banks = rk3188_pin_banks,
4482 .nr_banks = ARRAY_SIZE(rk3188_pin_banks),
4483 .label = "RK3188-GPIO",
4484 .type = RK3188,
4485 .grf_mux_offset = 0x60,
4486 .iomux_routes = rk3188_mux_route_data,
4487 .niomux_routes = ARRAY_SIZE(rk3188_mux_route_data),
4488 .pull_calc_reg = rk3188_calc_pull_reg_and_bit,
4489 };
4490
4491 static struct rockchip_pin_bank rk3228_pin_banks[] = {
4492 PIN_BANK(0, 32, "gpio0"),
4493 PIN_BANK(1, 32, "gpio1"),
4494 PIN_BANK(2, 32, "gpio2"),
4495 PIN_BANK(3, 32, "gpio3"),
4496 };
4497
4498 static struct rockchip_pin_ctrl rk3228_pin_ctrl = {
4499 .pin_banks = rk3228_pin_banks,
4500 .nr_banks = ARRAY_SIZE(rk3228_pin_banks),
4501 .label = "RK3228-GPIO",
4502 .type = RK3288,
4503 .grf_mux_offset = 0x0,
4504 .iomux_routes = rk3228_mux_route_data,
4505 .niomux_routes = ARRAY_SIZE(rk3228_mux_route_data),
4506 .pull_calc_reg = rk3228_calc_pull_reg_and_bit,
4507 .drv_calc_reg = rk3228_calc_drv_reg_and_bit,
4508 };
4509
4510 static struct rockchip_pin_bank rk3288_pin_banks[] = {
4511 PIN_BANK_IOMUX_FLAGS(0, 24, "gpio0", IOMUX_SOURCE_PMU,
4512 IOMUX_SOURCE_PMU,
4513 IOMUX_SOURCE_PMU,
4514 IOMUX_UNROUTED
4515 ),
4516 PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", IOMUX_UNROUTED,
4517 IOMUX_UNROUTED,
4518 IOMUX_UNROUTED,
4519 0
4520 ),
4521 PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", 0, 0, 0, IOMUX_UNROUTED),
4522 PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", 0, 0, 0, IOMUX_WIDTH_4BIT),
4523 PIN_BANK_IOMUX_FLAGS(4, 32, "gpio4", IOMUX_WIDTH_4BIT,
4524 IOMUX_WIDTH_4BIT,
4525 0,
4526 0
4527 ),
4528 PIN_BANK_IOMUX_FLAGS(5, 32, "gpio5", IOMUX_UNROUTED,
4529 0,
4530 0,
4531 IOMUX_UNROUTED
4532 ),
4533 PIN_BANK_IOMUX_FLAGS(6, 32, "gpio6", 0, 0, 0, IOMUX_UNROUTED),
4534 PIN_BANK_IOMUX_FLAGS(7, 32, "gpio7", 0,
4535 0,
4536 IOMUX_WIDTH_4BIT,
4537 IOMUX_UNROUTED
4538 ),
4539 PIN_BANK(8, 16, "gpio8"),
4540 };
4541
4542 static struct rockchip_pin_ctrl rk3288_pin_ctrl = {
4543 .pin_banks = rk3288_pin_banks,
4544 .nr_banks = ARRAY_SIZE(rk3288_pin_banks),
4545 .label = "RK3288-GPIO",
4546 .type = RK3288,
4547 .grf_mux_offset = 0x0,
4548 .pmu_mux_offset = 0x84,
4549 .iomux_routes = rk3288_mux_route_data,
4550 .niomux_routes = ARRAY_SIZE(rk3288_mux_route_data),
4551 .pull_calc_reg = rk3288_calc_pull_reg_and_bit,
4552 .drv_calc_reg = rk3288_calc_drv_reg_and_bit,
4553 };
4554
4555 static struct rockchip_pin_bank rk3308_pin_banks[] = {
4556 PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_WIDTH_2BIT,
4557 IOMUX_WIDTH_2BIT,
4558 IOMUX_WIDTH_2BIT,
4559 IOMUX_WIDTH_2BIT),
4560 PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", IOMUX_WIDTH_2BIT,
4561 IOMUX_WIDTH_2BIT,
4562 IOMUX_WIDTH_2BIT,
4563 IOMUX_WIDTH_2BIT),
4564 PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", IOMUX_WIDTH_2BIT,
4565 IOMUX_WIDTH_2BIT,
4566 IOMUX_WIDTH_2BIT,
4567 IOMUX_WIDTH_2BIT),
4568 PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", IOMUX_WIDTH_2BIT,
4569 IOMUX_WIDTH_2BIT,
4570 IOMUX_WIDTH_2BIT,
4571 IOMUX_WIDTH_2BIT),
4572 PIN_BANK_IOMUX_FLAGS(4, 32, "gpio4", IOMUX_WIDTH_2BIT,
4573 IOMUX_WIDTH_2BIT,
4574 IOMUX_WIDTH_2BIT,
4575 IOMUX_WIDTH_2BIT),
4576 };
4577
4578 static struct rockchip_pin_ctrl rk3308_pin_ctrl = {
4579 .pin_banks = rk3308_pin_banks,
4580 .nr_banks = ARRAY_SIZE(rk3308_pin_banks),
4581 .label = "RK3308-GPIO",
4582 .type = RK3308,
4583 .grf_mux_offset = 0x0,
4584 .iomux_recalced = rk3308_mux_recalced_data,
4585 .niomux_recalced = ARRAY_SIZE(rk3308_mux_recalced_data),
4586 .iomux_routes = rk3308_mux_route_data,
4587 .niomux_routes = ARRAY_SIZE(rk3308_mux_route_data),
4588 .pull_calc_reg = rk3308_calc_pull_reg_and_bit,
4589 .drv_calc_reg = rk3308_calc_drv_reg_and_bit,
4590 .schmitt_calc_reg = rk3308_calc_schmitt_reg_and_bit,
4591 };
4592
4593 static struct rockchip_pin_bank rk3328_pin_banks[] = {
4594 PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", 0, 0, 0, 0),
4595 PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", 0, 0, 0, 0),
4596 PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", 0,
4597 IOMUX_WIDTH_2BIT,
4598 IOMUX_WIDTH_3BIT,
4599 0),
4600 PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3",
4601 IOMUX_WIDTH_3BIT,
4602 IOMUX_WIDTH_3BIT,
4603 0,
4604 0),
4605 };
4606
4607 static struct rockchip_pin_ctrl rk3328_pin_ctrl = {
4608 .pin_banks = rk3328_pin_banks,
4609 .nr_banks = ARRAY_SIZE(rk3328_pin_banks),
4610 .label = "RK3328-GPIO",
4611 .type = RK3328,
4612 .grf_mux_offset = 0x0,
4613 .iomux_recalced = rk3328_mux_recalced_data,
4614 .niomux_recalced = ARRAY_SIZE(rk3328_mux_recalced_data),
4615 .iomux_routes = rk3328_mux_route_data,
4616 .niomux_routes = ARRAY_SIZE(rk3328_mux_route_data),
4617 .pull_calc_reg = rk3228_calc_pull_reg_and_bit,
4618 .drv_calc_reg = rk3228_calc_drv_reg_and_bit,
4619 .schmitt_calc_reg = rk3328_calc_schmitt_reg_and_bit,
4620 };
4621
4622 static struct rockchip_pin_bank rk3368_pin_banks[] = {
4623 PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_SOURCE_PMU,
4624 IOMUX_SOURCE_PMU,
4625 IOMUX_SOURCE_PMU,
4626 IOMUX_SOURCE_PMU
4627 ),
4628 PIN_BANK(1, 32, "gpio1"),
4629 PIN_BANK(2, 32, "gpio2"),
4630 PIN_BANK(3, 32, "gpio3"),
4631 };
4632
4633 static struct rockchip_pin_ctrl rk3368_pin_ctrl = {
4634 .pin_banks = rk3368_pin_banks,
4635 .nr_banks = ARRAY_SIZE(rk3368_pin_banks),
4636 .label = "RK3368-GPIO",
4637 .type = RK3368,
4638 .grf_mux_offset = 0x0,
4639 .pmu_mux_offset = 0x0,
4640 .pull_calc_reg = rk3368_calc_pull_reg_and_bit,
4641 .drv_calc_reg = rk3368_calc_drv_reg_and_bit,
4642 };
4643
4644 static struct rockchip_pin_bank rk3399_pin_banks[] = {
4645 PIN_BANK_IOMUX_FLAGS_DRV_FLAGS_OFFSET_PULL_FLAGS(0, 32, "gpio0",
4646 IOMUX_SOURCE_PMU,
4647 IOMUX_SOURCE_PMU,
4648 IOMUX_SOURCE_PMU,
4649 IOMUX_SOURCE_PMU,
4650 DRV_TYPE_IO_1V8_ONLY,
4651 DRV_TYPE_IO_1V8_ONLY,
4652 DRV_TYPE_IO_DEFAULT,
4653 DRV_TYPE_IO_DEFAULT,
4654 0x80,
4655 0x88,
4656 -1,
4657 -1,
4658 PULL_TYPE_IO_1V8_ONLY,
4659 PULL_TYPE_IO_1V8_ONLY,
4660 PULL_TYPE_IO_DEFAULT,
4661 PULL_TYPE_IO_DEFAULT
4662 ),
4663 PIN_BANK_IOMUX_DRV_FLAGS_OFFSET(1, 32, "gpio1", IOMUX_SOURCE_PMU,
4664 IOMUX_SOURCE_PMU,
4665 IOMUX_SOURCE_PMU,
4666 IOMUX_SOURCE_PMU,
4667 DRV_TYPE_IO_1V8_OR_3V0,
4668 DRV_TYPE_IO_1V8_OR_3V0,
4669 DRV_TYPE_IO_1V8_OR_3V0,
4670 DRV_TYPE_IO_1V8_OR_3V0,
4671 0xa0,
4672 0xa8,
4673 0xb0,
4674 0xb8
4675 ),
4676 PIN_BANK_DRV_FLAGS_PULL_FLAGS(2, 32, "gpio2", DRV_TYPE_IO_1V8_OR_3V0,
4677 DRV_TYPE_IO_1V8_OR_3V0,
4678 DRV_TYPE_IO_1V8_ONLY,
4679 DRV_TYPE_IO_1V8_ONLY,
4680 PULL_TYPE_IO_DEFAULT,
4681 PULL_TYPE_IO_DEFAULT,
4682 PULL_TYPE_IO_1V8_ONLY,
4683 PULL_TYPE_IO_1V8_ONLY
4684 ),
4685 PIN_BANK_DRV_FLAGS(3, 32, "gpio3", DRV_TYPE_IO_3V3_ONLY,
4686 DRV_TYPE_IO_3V3_ONLY,
4687 DRV_TYPE_IO_3V3_ONLY,
4688 DRV_TYPE_IO_1V8_OR_3V0
4689 ),
4690 PIN_BANK_DRV_FLAGS(4, 32, "gpio4", DRV_TYPE_IO_1V8_OR_3V0,
4691 DRV_TYPE_IO_1V8_3V0_AUTO,
4692 DRV_TYPE_IO_1V8_OR_3V0,
4693 DRV_TYPE_IO_1V8_OR_3V0
4694 ),
4695 };
4696
4697 static struct rockchip_pin_ctrl rk3399_pin_ctrl = {
4698 .pin_banks = rk3399_pin_banks,
4699 .nr_banks = ARRAY_SIZE(rk3399_pin_banks),
4700 .label = "RK3399-GPIO",
4701 .type = RK3399,
4702 .grf_mux_offset = 0xe000,
4703 .pmu_mux_offset = 0x0,
4704 .grf_drv_offset = 0xe100,
4705 .pmu_drv_offset = 0x80,
4706 .iomux_routes = rk3399_mux_route_data,
4707 .niomux_routes = ARRAY_SIZE(rk3399_mux_route_data),
4708 .pull_calc_reg = rk3399_calc_pull_reg_and_bit,
4709 .drv_calc_reg = rk3399_calc_drv_reg_and_bit,
4710 };
4711
4712 static struct rockchip_pin_bank rk3506_pin_banks[] = {
4713 PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS_PULL_FLAGS(0, 32, "gpio0",
4714 IOMUX_WIDTH_4BIT | IOMUX_SOURCE_PMU,
4715 IOMUX_WIDTH_4BIT | IOMUX_SOURCE_PMU,
4716 IOMUX_WIDTH_4BIT | IOMUX_SOURCE_PMU,
4717 IOMUX_WIDTH_2BIT | IOMUX_SOURCE_PMU,
4718 0x0, 0x8, 0x10, 0x830,
4719 DRV_TYPE_IO_LEVEL_8_BIT,
4720 DRV_TYPE_IO_LEVEL_8_BIT,
4721 DRV_TYPE_IO_LEVEL_8_BIT,
4722 DRV_TYPE_IO_LEVEL_2_BIT,
4723 0, 0, 0, 1),
4724 PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS(1, 32, "gpio1",
4725 IOMUX_WIDTH_4BIT,
4726 IOMUX_WIDTH_4BIT,
4727 IOMUX_WIDTH_4BIT,
4728 IOMUX_WIDTH_4BIT,
4729 0x20, 0x28, 0x30, 0x38,
4730 DRV_TYPE_IO_LEVEL_8_BIT,
4731 DRV_TYPE_IO_LEVEL_8_BIT,
4732 DRV_TYPE_IO_LEVEL_8_BIT,
4733 DRV_TYPE_IO_LEVEL_8_BIT),
4734 PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS(2, 32, "gpio2",
4735 IOMUX_WIDTH_4BIT,
4736 IOMUX_WIDTH_4BIT,
4737 IOMUX_WIDTH_4BIT,
4738 IOMUX_WIDTH_4BIT,
4739 0x40, 0x48, 0x50, 0x58,
4740 DRV_TYPE_IO_LEVEL_8_BIT,
4741 DRV_TYPE_IO_LEVEL_8_BIT,
4742 DRV_TYPE_IO_LEVEL_8_BIT,
4743 DRV_TYPE_IO_LEVEL_8_BIT),
4744 PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS(3, 32, "gpio3",
4745 IOMUX_WIDTH_4BIT,
4746 IOMUX_WIDTH_4BIT,
4747 IOMUX_WIDTH_4BIT,
4748 IOMUX_WIDTH_4BIT,
4749 0x60, 0x68, 0x70, 0x78,
4750 DRV_TYPE_IO_LEVEL_8_BIT,
4751 DRV_TYPE_IO_LEVEL_8_BIT,
4752 DRV_TYPE_IO_LEVEL_8_BIT,
4753 DRV_TYPE_IO_LEVEL_8_BIT),
4754 PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS_PULL_FLAGS(4, 32, "gpio4",
4755 IOMUX_WIDTH_4BIT,
4756 IOMUX_WIDTH_4BIT,
4757 IOMUX_WIDTH_4BIT,
4758 IOMUX_WIDTH_4BIT,
4759 0x80, 0x88, 0x90, 0x98,
4760 DRV_TYPE_IO_LEVEL_2_BIT,
4761 DRV_TYPE_IO_LEVEL_2_BIT,
4762 DRV_TYPE_IO_LEVEL_2_BIT,
4763 DRV_TYPE_IO_LEVEL_2_BIT,
4764 1, 1, 1, 1),
4765 };
4766
4767 static struct rockchip_pin_ctrl rk3506_pin_ctrl __maybe_unused = {
4768 .pin_banks = rk3506_pin_banks,
4769 .nr_banks = ARRAY_SIZE(rk3506_pin_banks),
4770 .label = "RK3506-GPIO",
4771 .type = RK3506,
4772 .pull_calc_reg = rk3506_calc_pull_reg_and_bit,
4773 .drv_calc_reg = rk3506_calc_drv_reg_and_bit,
4774 .schmitt_calc_reg = rk3506_calc_schmitt_reg_and_bit,
4775 };
4776
4777 static struct rockchip_pin_bank rk3528_pin_banks[] = {
4778 PIN_BANK_IOMUX_FLAGS_OFFSET(0, 32, "gpio0",
4779 IOMUX_WIDTH_4BIT,
4780 IOMUX_WIDTH_4BIT,
4781 IOMUX_WIDTH_4BIT,
4782 IOMUX_WIDTH_4BIT,
4783 0, 0, 0, 0),
4784 PIN_BANK_IOMUX_FLAGS_OFFSET(1, 32, "gpio1",
4785 IOMUX_WIDTH_4BIT,
4786 IOMUX_WIDTH_4BIT,
4787 IOMUX_WIDTH_4BIT,
4788 IOMUX_WIDTH_4BIT,
4789 0x20020, 0x20028, 0x20030, 0x20038),
4790 PIN_BANK_IOMUX_FLAGS_OFFSET(2, 32, "gpio2",
4791 IOMUX_WIDTH_4BIT,
4792 IOMUX_WIDTH_4BIT,
4793 IOMUX_WIDTH_4BIT,
4794 IOMUX_WIDTH_4BIT,
4795 0x30040, 0, 0, 0),
4796 PIN_BANK_IOMUX_FLAGS_OFFSET(3, 32, "gpio3",
4797 IOMUX_WIDTH_4BIT,
4798 IOMUX_WIDTH_4BIT,
4799 IOMUX_WIDTH_4BIT,
4800 IOMUX_WIDTH_4BIT,
4801 0x20060, 0x20068, 0x20070, 0),
4802 PIN_BANK_IOMUX_FLAGS_OFFSET(4, 32, "gpio4",
4803 IOMUX_WIDTH_4BIT,
4804 IOMUX_WIDTH_4BIT,
4805 IOMUX_WIDTH_4BIT,
4806 IOMUX_WIDTH_4BIT,
4807 0x10080, 0x10088, 0x10090, 0x10098),
4808 };
4809
4810 static struct rockchip_pin_ctrl rk3528_pin_ctrl = {
4811 .pin_banks = rk3528_pin_banks,
4812 .nr_banks = ARRAY_SIZE(rk3528_pin_banks),
4813 .label = "RK3528-GPIO",
4814 .type = RK3528,
4815 .pull_calc_reg = rk3528_calc_pull_reg_and_bit,
4816 .drv_calc_reg = rk3528_calc_drv_reg_and_bit,
4817 .schmitt_calc_reg = rk3528_calc_schmitt_reg_and_bit,
4818 };
4819
4820 static struct rockchip_pin_bank rk3562_pin_banks[] = {
4821 PIN_BANK_IOMUX_FLAGS_OFFSET(0, 32, "gpio0",
4822 IOMUX_WIDTH_4BIT,
4823 IOMUX_WIDTH_4BIT,
4824 IOMUX_WIDTH_4BIT,
4825 IOMUX_WIDTH_4BIT,
4826 0x20000, 0x20008, 0x20010, 0x20018),
4827 PIN_BANK_IOMUX_FLAGS_OFFSET(1, 32, "gpio1",
4828 IOMUX_WIDTH_4BIT,
4829 IOMUX_WIDTH_4BIT,
4830 IOMUX_WIDTH_4BIT,
4831 IOMUX_WIDTH_4BIT,
4832 0, 0x08, 0x10, 0x18),
4833 PIN_BANK_IOMUX_FLAGS_OFFSET(2, 32, "gpio2",
4834 IOMUX_WIDTH_4BIT,
4835 IOMUX_WIDTH_4BIT,
4836 IOMUX_WIDTH_4BIT,
4837 IOMUX_WIDTH_4BIT,
4838 0x20, 0, 0, 0),
4839 PIN_BANK_IOMUX_FLAGS_OFFSET(3, 32, "gpio3",
4840 IOMUX_WIDTH_4BIT,
4841 IOMUX_WIDTH_4BIT,
4842 IOMUX_WIDTH_4BIT,
4843 IOMUX_WIDTH_4BIT,
4844 0x10040, 0x10048, 0x10050, 0x10058),
4845 PIN_BANK_IOMUX_FLAGS_OFFSET(4, 16, "gpio4",
4846 IOMUX_WIDTH_4BIT,
4847 IOMUX_WIDTH_4BIT,
4848 0,
4849 0,
4850 0x10060, 0x10068, 0, 0),
4851 };
4852
4853 static struct rockchip_pin_ctrl rk3562_pin_ctrl __maybe_unused = {
4854 .pin_banks = rk3562_pin_banks,
4855 .nr_banks = ARRAY_SIZE(rk3562_pin_banks),
4856 .label = "RK3562-GPIO",
4857 .type = RK3562,
4858 .pull_calc_reg = rk3562_calc_pull_reg_and_bit,
4859 .drv_calc_reg = rk3562_calc_drv_reg_and_bit,
4860 .schmitt_calc_reg = rk3562_calc_schmitt_reg_and_bit,
4861 };
4862
4863 static struct rockchip_pin_bank rk3568_pin_banks[] = {
4864 PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_SOURCE_PMU | IOMUX_WIDTH_4BIT,
4865 IOMUX_SOURCE_PMU | IOMUX_WIDTH_4BIT,
4866 IOMUX_SOURCE_PMU | IOMUX_WIDTH_4BIT,
4867 IOMUX_SOURCE_PMU | IOMUX_WIDTH_4BIT),
4868 PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", IOMUX_WIDTH_4BIT,
4869 IOMUX_WIDTH_4BIT,
4870 IOMUX_WIDTH_4BIT,
4871 IOMUX_WIDTH_4BIT),
4872 PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", IOMUX_WIDTH_4BIT,
4873 IOMUX_WIDTH_4BIT,
4874 IOMUX_WIDTH_4BIT,
4875 IOMUX_WIDTH_4BIT),
4876 PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", IOMUX_WIDTH_4BIT,
4877 IOMUX_WIDTH_4BIT,
4878 IOMUX_WIDTH_4BIT,
4879 IOMUX_WIDTH_4BIT),
4880 PIN_BANK_IOMUX_FLAGS(4, 32, "gpio4", IOMUX_WIDTH_4BIT,
4881 IOMUX_WIDTH_4BIT,
4882 IOMUX_WIDTH_4BIT,
4883 IOMUX_WIDTH_4BIT),
4884 };
4885
4886 static struct rockchip_pin_ctrl rk3568_pin_ctrl = {
4887 .pin_banks = rk3568_pin_banks,
4888 .nr_banks = ARRAY_SIZE(rk3568_pin_banks),
4889 .label = "RK3568-GPIO",
4890 .type = RK3568,
4891 .grf_mux_offset = 0x0,
4892 .pmu_mux_offset = 0x0,
4893 .grf_drv_offset = 0x0200,
4894 .pmu_drv_offset = 0x0070,
4895 .iomux_routes = rk3568_mux_route_data,
4896 .niomux_routes = ARRAY_SIZE(rk3568_mux_route_data),
4897 .pull_calc_reg = rk3568_calc_pull_reg_and_bit,
4898 .drv_calc_reg = rk3568_calc_drv_reg_and_bit,
4899 .schmitt_calc_reg = rk3568_calc_schmitt_reg_and_bit,
4900 };
4901
4902 #define RK3576_PIN_BANK(ID, LABEL, OFFSET0, OFFSET1, OFFSET2, OFFSET3) \
4903 PIN_BANK_IOMUX_FLAGS_OFFSET_PULL_FLAGS(ID, 32, LABEL, \
4904 IOMUX_WIDTH_4BIT, \
4905 IOMUX_WIDTH_4BIT, \
4906 IOMUX_WIDTH_4BIT, \
4907 IOMUX_WIDTH_4BIT, \
4908 OFFSET0, OFFSET1, \
4909 OFFSET2, OFFSET3, \
4910 PULL_TYPE_IO_1V8_ONLY, \
4911 PULL_TYPE_IO_1V8_ONLY, \
4912 PULL_TYPE_IO_1V8_ONLY, \
4913 PULL_TYPE_IO_1V8_ONLY)
4914
4915 static struct rockchip_pin_bank rk3576_pin_banks[] = {
4916 RK3576_PIN_BANK(0, "gpio0", 0, 0x8, 0x2004, 0x200C),
4917 RK3576_PIN_BANK(1, "gpio1", 0x4020, 0x4028, 0x4030, 0x4038),
4918 RK3576_PIN_BANK(2, "gpio2", 0x4040, 0x4048, 0x4050, 0x4058),
4919 RK3576_PIN_BANK(3, "gpio3", 0x4060, 0x4068, 0x4070, 0x4078),
4920 RK3576_PIN_BANK(4, "gpio4", 0x4080, 0x4088, 0xA390, 0xB398),
4921 };
4922
4923 static struct rockchip_pin_ctrl rk3576_pin_ctrl __maybe_unused = {
4924 .pin_banks = rk3576_pin_banks,
4925 .nr_banks = ARRAY_SIZE(rk3576_pin_banks),
4926 .label = "RK3576-GPIO",
4927 .type = RK3576,
4928 .pull_calc_reg = rk3576_calc_pull_reg_and_bit,
4929 .drv_calc_reg = rk3576_calc_drv_reg_and_bit,
4930 .schmitt_calc_reg = rk3576_calc_schmitt_reg_and_bit,
4931 };
4932
4933 static struct rockchip_pin_bank rk3588_pin_banks[] = {
4934 RK3588_PIN_BANK_FLAGS(0, 32, "gpio0",
4935 IOMUX_WIDTH_4BIT, PULL_TYPE_IO_1V8_ONLY),
4936 RK3588_PIN_BANK_FLAGS(1, 32, "gpio1",
4937 IOMUX_WIDTH_4BIT, PULL_TYPE_IO_1V8_ONLY),
4938 RK3588_PIN_BANK_FLAGS(2, 32, "gpio2",
4939 IOMUX_WIDTH_4BIT, PULL_TYPE_IO_1V8_ONLY),
4940 RK3588_PIN_BANK_FLAGS(3, 32, "gpio3",
4941 IOMUX_WIDTH_4BIT, PULL_TYPE_IO_1V8_ONLY),
4942 RK3588_PIN_BANK_FLAGS(4, 32, "gpio4",
4943 IOMUX_WIDTH_4BIT, PULL_TYPE_IO_1V8_ONLY),
4944 };
4945
4946 static struct rockchip_pin_ctrl rk3588_pin_ctrl = {
4947 .pin_banks = rk3588_pin_banks,
4948 .nr_banks = ARRAY_SIZE(rk3588_pin_banks),
4949 .label = "RK3588-GPIO",
4950 .type = RK3588,
4951 .pull_calc_reg = rk3588_calc_pull_reg_and_bit,
4952 .drv_calc_reg = rk3588_calc_drv_reg_and_bit,
4953 .schmitt_calc_reg = rk3588_calc_schmitt_reg_and_bit,
4954 };
4955
4956 static const struct of_device_id rockchip_pinctrl_dt_match[] = {
4957 { .compatible = "rockchip,px30-pinctrl",
4958 .data = &px30_pin_ctrl },
4959 { .compatible = "rockchip,rv1108-pinctrl",
4960 .data = &rv1108_pin_ctrl },
4961 { .compatible = "rockchip,rv1126-pinctrl",
4962 .data = &rv1126_pin_ctrl },
4963 { .compatible = "rockchip,rk2928-pinctrl",
4964 .data = &rk2928_pin_ctrl },
4965 { .compatible = "rockchip,rk3036-pinctrl",
4966 .data = &rk3036_pin_ctrl },
4967 { .compatible = "rockchip,rk3066a-pinctrl",
4968 .data = &rk3066a_pin_ctrl },
4969 { .compatible = "rockchip,rk3066b-pinctrl",
4970 .data = &rk3066b_pin_ctrl },
4971 { .compatible = "rockchip,rk3128-pinctrl",
4972 .data = (void *)&rk3128_pin_ctrl },
4973 { .compatible = "rockchip,rk3188-pinctrl",
4974 .data = &rk3188_pin_ctrl },
4975 { .compatible = "rockchip,rk3228-pinctrl",
4976 .data = &rk3228_pin_ctrl },
4977 { .compatible = "rockchip,rk3288-pinctrl",
4978 .data = &rk3288_pin_ctrl },
4979 { .compatible = "rockchip,rk3308-pinctrl",
4980 .data = &rk3308_pin_ctrl },
4981 { .compatible = "rockchip,rk3328-pinctrl",
4982 .data = &rk3328_pin_ctrl },
4983 { .compatible = "rockchip,rk3368-pinctrl",
4984 .data = &rk3368_pin_ctrl },
4985 { .compatible = "rockchip,rk3399-pinctrl",
4986 .data = &rk3399_pin_ctrl },
4987 { .compatible = "rockchip,rk3506-pinctrl",
4988 .data = &rk3506_pin_ctrl },
4989 { .compatible = "rockchip,rk3528-pinctrl",
4990 .data = &rk3528_pin_ctrl },
4991 { .compatible = "rockchip,rk3562-pinctrl",
4992 .data = &rk3562_pin_ctrl },
4993 { .compatible = "rockchip,rk3568-pinctrl",
4994 .data = &rk3568_pin_ctrl },
4995 { .compatible = "rockchip,rk3576-pinctrl",
4996 .data = &rk3576_pin_ctrl },
4997 { .compatible = "rockchip,rk3588-pinctrl",
4998 .data = &rk3588_pin_ctrl },
4999 {},
5000 };
5001
5002 static struct platform_driver rockchip_pinctrl_driver = {
5003 .probe = rockchip_pinctrl_probe,
5004 .remove = rockchip_pinctrl_remove,
5005 .driver = {
5006 .name = "rockchip-pinctrl",
5007 .pm = &rockchip_pinctrl_dev_pm_ops,
5008 .of_match_table = rockchip_pinctrl_dt_match,
5009 },
5010 };
5011
rockchip_pinctrl_drv_register(void)5012 static int __init rockchip_pinctrl_drv_register(void)
5013 {
5014 return platform_driver_register(&rockchip_pinctrl_driver);
5015 }
5016 postcore_initcall(rockchip_pinctrl_drv_register);
5017
rockchip_pinctrl_drv_unregister(void)5018 static void __exit rockchip_pinctrl_drv_unregister(void)
5019 {
5020 platform_driver_unregister(&rockchip_pinctrl_driver);
5021 }
5022 module_exit(rockchip_pinctrl_drv_unregister);
5023
5024 MODULE_DESCRIPTION("ROCKCHIP Pin Controller Driver");
5025 MODULE_LICENSE("GPL");
5026 MODULE_ALIAS("platform:pinctrl-rockchip");
5027 MODULE_DEVICE_TABLE(of, rockchip_pinctrl_dt_match);
5028