xref: /linux/arch/mips/lantiq/xway/sysctrl.c (revision 8a79db5e83a5d52c74e6f3c40d6f312cf899213e)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  *
4  *  Copyright (C) 2011-2012 John Crispin <john@phrozen.org>
5  *  Copyright (C) 2013-2015 Lantiq Beteiligungs-GmbH & Co.KG
6  */
7 
8 #include <linux/ioport.h>
9 #include <linux/export.h>
10 #include <linux/clkdev.h>
11 #include <linux/spinlock.h>
12 #include <linux/of.h>
13 #include <linux/of_platform.h>
14 #include <linux/of_address.h>
15 
16 #include <lantiq_soc.h>
17 
18 #include "../clk.h"
19 #include "../prom.h"
20 
21 /* clock control register for legacy */
22 #define CGU_IFCCR	0x0018
23 #define CGU_IFCCR_VR9	0x0024
24 /* system clock register for legacy */
25 #define CGU_SYS		0x0010
26 /* pci control register */
27 #define CGU_PCICR	0x0034
28 #define CGU_PCICR_VR9	0x0038
29 /* ephy configuration register */
30 #define CGU_EPHY	0x10
31 
32 /* Legacy PMU register for ar9, ase, danube */
33 /* power control register */
34 #define PMU_PWDCR	0x1C
35 /* power status register */
36 #define PMU_PWDSR	0x20
37 /* power control register */
38 #define PMU_PWDCR1	0x24
39 /* power status register */
40 #define PMU_PWDSR1	0x28
41 /* power control register */
42 #define PWDCR(x) ((x) ? (PMU_PWDCR1) : (PMU_PWDCR))
43 /* power status register */
44 #define PWDSR(x) ((x) ? (PMU_PWDSR1) : (PMU_PWDSR))
45 
46 
47 /* PMU register for ar10 and grx390 */
48 
49 /* First register set */
50 #define PMU_CLK_SR	0x20 /* status */
51 #define PMU_CLK_CR_A	0x24 /* Enable */
52 #define PMU_CLK_CR_B	0x28 /* Disable */
53 /* Second register set */
54 #define PMU_CLK_SR1	0x30 /* status */
55 #define PMU_CLK_CR1_A	0x34 /* Enable */
56 #define PMU_CLK_CR1_B	0x38 /* Disable */
57 /* Third register set */
58 #define PMU_ANA_SR	0x40 /* status */
59 #define PMU_ANA_CR_A	0x44 /* Enable */
60 #define PMU_ANA_CR_B	0x48 /* Disable */
61 
62 /* Status */
63 static u32 pmu_clk_sr[] = {
64 	PMU_CLK_SR,
65 	PMU_CLK_SR1,
66 	PMU_ANA_SR,
67 };
68 
69 /* Enable */
70 static u32 pmu_clk_cr_a[] = {
71 	PMU_CLK_CR_A,
72 	PMU_CLK_CR1_A,
73 	PMU_ANA_CR_A,
74 };
75 
76 /* Disable */
77 static u32 pmu_clk_cr_b[] = {
78 	PMU_CLK_CR_B,
79 	PMU_CLK_CR1_B,
80 	PMU_ANA_CR_B,
81 };
82 
83 #define PWDCR_EN_XRX(x)		(pmu_clk_cr_a[(x)])
84 #define PWDCR_DIS_XRX(x)	(pmu_clk_cr_b[(x)])
85 #define PWDSR_XRX(x)		(pmu_clk_sr[(x)])
86 
87 /* clock gates that we can en/disable */
88 #define PMU_USB0_P	BIT(0)
89 #define PMU_ASE_SDIO	BIT(2) /* ASE special */
90 #define PMU_PCI		BIT(4)
91 #define PMU_DMA		BIT(5)
92 #define PMU_USB0	BIT(6)
93 #define PMU_ASC0	BIT(7)
94 #define PMU_EPHY	BIT(7)	/* ase */
95 #define PMU_USIF	BIT(7) /* from vr9 until grx390 */
96 #define PMU_SPI		BIT(8)
97 #define PMU_DFE		BIT(9)
98 #define PMU_EBU		BIT(10)
99 #define PMU_STP		BIT(11)
100 #define PMU_GPT		BIT(12)
101 #define PMU_AHBS	BIT(13) /* vr9 */
102 #define PMU_FPI		BIT(14)
103 #define PMU_AHBM	BIT(15)
104 #define PMU_SDIO	BIT(16) /* danube, ar9, vr9 */
105 #define PMU_ASC1	BIT(17)
106 #define PMU_PPE_QSB	BIT(18)
107 #define PMU_PPE_SLL01	BIT(19)
108 #define PMU_DEU		BIT(20)
109 #define PMU_PPE_TC	BIT(21)
110 #define PMU_PPE_EMA	BIT(22)
111 #define PMU_PPE_DPLUM	BIT(23)
112 #define PMU_PPE_DP	BIT(23)
113 #define PMU_PPE_DPLUS	BIT(24)
114 #define PMU_USB1_P	BIT(26)
115 #define PMU_USB1	BIT(27)
116 #define PMU_SWITCH	BIT(28)
117 #define PMU_PPE_TOP	BIT(29)
118 #define PMU_GPHY	BIT(30)
119 #define PMU_PCIE_CLK	BIT(31)
120 
121 #define PMU1_PCIE_PHY	BIT(0)	/* vr9-specific,moved in ar10/grx390 */
122 #define PMU1_PCIE_CTL	BIT(1)
123 #define PMU1_PCIE_PDI	BIT(4)
124 #define PMU1_PCIE_MSI	BIT(5)
125 #define PMU1_CKE	BIT(6)
126 #define PMU1_PCIE1_CTL	BIT(17)
127 #define PMU1_PCIE1_PDI	BIT(20)
128 #define PMU1_PCIE1_MSI	BIT(21)
129 #define PMU1_PCIE2_CTL	BIT(25)
130 #define PMU1_PCIE2_PDI	BIT(26)
131 #define PMU1_PCIE2_MSI	BIT(27)
132 
133 #define PMU_ANALOG_USB0_P	BIT(0)
134 #define PMU_ANALOG_USB1_P	BIT(1)
135 #define PMU_ANALOG_PCIE0_P	BIT(8)
136 #define PMU_ANALOG_PCIE1_P	BIT(9)
137 #define PMU_ANALOG_PCIE2_P	BIT(10)
138 #define PMU_ANALOG_DSL_AFE	BIT(16)
139 #define PMU_ANALOG_DCDC_2V5	BIT(17)
140 #define PMU_ANALOG_DCDC_1VX	BIT(18)
141 #define PMU_ANALOG_DCDC_1V0	BIT(19)
142 
143 #define pmu_w32(x, y)	ltq_w32((x), pmu_membase + (y))
144 #define pmu_r32(x)	ltq_r32(pmu_membase + (x))
145 
146 static void __iomem *pmu_membase;
147 void __iomem *ltq_cgu_membase;
148 void __iomem *ltq_ebu_membase;
149 
150 static u32 ifccr = CGU_IFCCR;
151 static u32 pcicr = CGU_PCICR;
152 
153 static DEFINE_SPINLOCK(g_pmu_lock);
154 
155 /* legacy function kept alive to ease clkdev transition */
156 void ltq_pmu_enable(unsigned int module)
157 {
158 	int retry = 1000000;
159 
160 	spin_lock(&g_pmu_lock);
161 	pmu_w32(pmu_r32(PMU_PWDCR) & ~module, PMU_PWDCR);
162 	do {} while (--retry && (pmu_r32(PMU_PWDSR) & module));
163 	spin_unlock(&g_pmu_lock);
164 
165 	if (!retry)
166 		panic("activating PMU module failed!");
167 }
168 EXPORT_SYMBOL(ltq_pmu_enable);
169 
170 /* legacy function kept alive to ease clkdev transition */
171 void ltq_pmu_disable(unsigned int module)
172 {
173 	int retry = 1000000;
174 
175 	spin_lock(&g_pmu_lock);
176 	pmu_w32(pmu_r32(PMU_PWDCR) | module, PMU_PWDCR);
177 	do {} while (--retry && (!(pmu_r32(PMU_PWDSR) & module)));
178 	spin_unlock(&g_pmu_lock);
179 
180 	if (!retry)
181 		pr_warn("deactivating PMU module failed!");
182 }
183 EXPORT_SYMBOL(ltq_pmu_disable);
184 
185 /* enable a hw clock */
186 static int cgu_enable(struct clk *clk)
187 {
188 	ltq_cgu_w32(ltq_cgu_r32(ifccr) | clk->bits, ifccr);
189 	return 0;
190 }
191 
192 /* disable a hw clock */
193 static void cgu_disable(struct clk *clk)
194 {
195 	ltq_cgu_w32(ltq_cgu_r32(ifccr) & ~clk->bits, ifccr);
196 }
197 
198 /* enable a clock gate */
199 static int pmu_enable(struct clk *clk)
200 {
201 	int retry = 1000000;
202 
203 	if (of_machine_is_compatible("lantiq,ar10")
204 	    || of_machine_is_compatible("lantiq,grx390")) {
205 		pmu_w32(clk->bits, PWDCR_EN_XRX(clk->module));
206 		do {} while (--retry &&
207 			     (!(pmu_r32(PWDSR_XRX(clk->module)) & clk->bits)));
208 
209 	} else {
210 		spin_lock(&g_pmu_lock);
211 		pmu_w32(pmu_r32(PWDCR(clk->module)) & ~clk->bits,
212 				PWDCR(clk->module));
213 		do {} while (--retry &&
214 			     (pmu_r32(PWDSR(clk->module)) & clk->bits));
215 		spin_unlock(&g_pmu_lock);
216 	}
217 
218 	if (!retry)
219 		panic("activating PMU module failed!");
220 
221 	return 0;
222 }
223 
224 /* disable a clock gate */
225 static void pmu_disable(struct clk *clk)
226 {
227 	int retry = 1000000;
228 
229 	if (of_machine_is_compatible("lantiq,ar10")
230 	    || of_machine_is_compatible("lantiq,grx390")) {
231 		pmu_w32(clk->bits, PWDCR_DIS_XRX(clk->module));
232 		do {} while (--retry &&
233 			     (pmu_r32(PWDSR_XRX(clk->module)) & clk->bits));
234 	} else {
235 		spin_lock(&g_pmu_lock);
236 		pmu_w32(pmu_r32(PWDCR(clk->module)) | clk->bits,
237 				PWDCR(clk->module));
238 		do {} while (--retry &&
239 			     (!(pmu_r32(PWDSR(clk->module)) & clk->bits)));
240 		spin_unlock(&g_pmu_lock);
241 	}
242 
243 	if (!retry)
244 		pr_warn("deactivating PMU module failed!");
245 }
246 
247 /* the pci enable helper */
248 static int pci_enable(struct clk *clk)
249 {
250 	unsigned int val = ltq_cgu_r32(ifccr);
251 	/* set bus clock speed */
252 	if (of_machine_is_compatible("lantiq,ar9") ||
253 			of_machine_is_compatible("lantiq,vr9")) {
254 		val &= ~0x1f00000;
255 		if (clk->rate == CLOCK_33M)
256 			val |= 0xe00000;
257 		else
258 			val |= 0x700000; /* 62.5M */
259 	} else {
260 		val &= ~0xf00000;
261 		if (clk->rate == CLOCK_33M)
262 			val |= 0x800000;
263 		else
264 			val |= 0x400000; /* 62.5M */
265 	}
266 	ltq_cgu_w32(val, ifccr);
267 	pmu_enable(clk);
268 	return 0;
269 }
270 
271 /* enable the external clock as a source */
272 static int pci_ext_enable(struct clk *clk)
273 {
274 	ltq_cgu_w32(ltq_cgu_r32(ifccr) & ~(1 << 16), ifccr);
275 	ltq_cgu_w32((1 << 30), pcicr);
276 	return 0;
277 }
278 
279 /* disable the external clock as a source */
280 static void pci_ext_disable(struct clk *clk)
281 {
282 	ltq_cgu_w32(ltq_cgu_r32(ifccr) | (1 << 16), ifccr);
283 	ltq_cgu_w32((1 << 31) | (1 << 30), pcicr);
284 }
285 
286 /* enable a clockout source */
287 static int clkout_enable(struct clk *clk)
288 {
289 	int i;
290 
291 	/* get the correct rate */
292 	for (i = 0; i < 4; i++) {
293 		if (clk->rates[i] == clk->rate) {
294 			int shift = 14 - (2 * clk->module);
295 			int enable = 7 - clk->module;
296 			unsigned int val = ltq_cgu_r32(ifccr);
297 
298 			val &= ~(3 << shift);
299 			val |= i << shift;
300 			val |= enable;
301 			ltq_cgu_w32(val, ifccr);
302 			return 0;
303 		}
304 	}
305 	return -1;
306 }
307 
308 /* manage the clock gates via PMU */
309 static void clkdev_add_pmu(const char *dev, const char *con, bool deactivate,
310 			   unsigned int module, unsigned int bits)
311 {
312 	struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
313 
314 	clk->cl.dev_id = dev;
315 	clk->cl.con_id = con;
316 	clk->cl.clk = clk;
317 	clk->enable = pmu_enable;
318 	clk->disable = pmu_disable;
319 	clk->module = module;
320 	clk->bits = bits;
321 	if (deactivate) {
322 		/*
323 		 * Disable it during the initialization. Module should enable
324 		 * when used
325 		 */
326 		pmu_disable(clk);
327 	}
328 	clkdev_add(&clk->cl);
329 }
330 
331 /* manage the clock generator */
332 static void clkdev_add_cgu(const char *dev, const char *con,
333 					unsigned int bits)
334 {
335 	struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
336 
337 	clk->cl.dev_id = dev;
338 	clk->cl.con_id = con;
339 	clk->cl.clk = clk;
340 	clk->enable = cgu_enable;
341 	clk->disable = cgu_disable;
342 	clk->bits = bits;
343 	clkdev_add(&clk->cl);
344 }
345 
346 /* pci needs its own enable function as the setup is a bit more complex */
347 static unsigned long valid_pci_rates[] = {CLOCK_33M, CLOCK_62_5M, 0};
348 
349 static void clkdev_add_pci(void)
350 {
351 	struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
352 	struct clk *clk_ext = kzalloc(sizeof(struct clk), GFP_KERNEL);
353 
354 	/* main pci clock */
355 	clk->cl.dev_id = "17000000.pci";
356 	clk->cl.con_id = NULL;
357 	clk->cl.clk = clk;
358 	clk->rate = CLOCK_33M;
359 	clk->rates = valid_pci_rates;
360 	clk->enable = pci_enable;
361 	clk->disable = pmu_disable;
362 	clk->module = 0;
363 	clk->bits = PMU_PCI;
364 	clkdev_add(&clk->cl);
365 
366 	/* use internal/external bus clock */
367 	clk_ext->cl.dev_id = "17000000.pci";
368 	clk_ext->cl.con_id = "external";
369 	clk_ext->cl.clk = clk_ext;
370 	clk_ext->enable = pci_ext_enable;
371 	clk_ext->disable = pci_ext_disable;
372 	clkdev_add(&clk_ext->cl);
373 }
374 
375 /* xway socs can generate clocks on gpio pins */
376 static unsigned long valid_clkout_rates[4][5] = {
377 	{CLOCK_32_768K, CLOCK_1_536M, CLOCK_2_5M, CLOCK_12M, 0},
378 	{CLOCK_40M, CLOCK_12M, CLOCK_24M, CLOCK_48M, 0},
379 	{CLOCK_25M, CLOCK_40M, CLOCK_30M, CLOCK_60M, 0},
380 	{CLOCK_12M, CLOCK_50M, CLOCK_32_768K, CLOCK_25M, 0},
381 };
382 
383 static void clkdev_add_clkout(void)
384 {
385 	int i;
386 
387 	for (i = 0; i < 4; i++) {
388 		struct clk *clk;
389 		char *name;
390 
391 		name = kzalloc(sizeof("clkout0"), GFP_KERNEL);
392 		sprintf(name, "clkout%d", i);
393 
394 		clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
395 		clk->cl.dev_id = "1f103000.cgu";
396 		clk->cl.con_id = name;
397 		clk->cl.clk = clk;
398 		clk->rate = 0;
399 		clk->rates = valid_clkout_rates[i];
400 		clk->enable = clkout_enable;
401 		clk->module = i;
402 		clkdev_add(&clk->cl);
403 	}
404 }
405 
406 /* bring up all register ranges that we need for basic system control */
407 void __init ltq_soc_init(void)
408 {
409 	struct resource res_pmu, res_cgu, res_ebu;
410 	struct device_node *np_pmu =
411 			of_find_compatible_node(NULL, NULL, "lantiq,pmu-xway");
412 	struct device_node *np_cgu =
413 			of_find_compatible_node(NULL, NULL, "lantiq,cgu-xway");
414 	struct device_node *np_ebu =
415 			of_find_compatible_node(NULL, NULL, "lantiq,ebu-xway");
416 
417 	/* check if all the core register ranges are available */
418 	if (!np_pmu || !np_cgu || !np_ebu)
419 		panic("Failed to load core nodes from devicetree");
420 
421 	if (of_address_to_resource(np_pmu, 0, &res_pmu) ||
422 			of_address_to_resource(np_cgu, 0, &res_cgu) ||
423 			of_address_to_resource(np_ebu, 0, &res_ebu))
424 		panic("Failed to get core resources");
425 
426 	if (!request_mem_region(res_pmu.start, resource_size(&res_pmu),
427 				res_pmu.name) ||
428 		!request_mem_region(res_cgu.start, resource_size(&res_cgu),
429 				res_cgu.name) ||
430 		!request_mem_region(res_ebu.start, resource_size(&res_ebu),
431 				res_ebu.name))
432 		pr_err("Failed to request core resources");
433 
434 	pmu_membase = ioremap_nocache(res_pmu.start, resource_size(&res_pmu));
435 	ltq_cgu_membase = ioremap_nocache(res_cgu.start,
436 						resource_size(&res_cgu));
437 	ltq_ebu_membase = ioremap_nocache(res_ebu.start,
438 						resource_size(&res_ebu));
439 	if (!pmu_membase || !ltq_cgu_membase || !ltq_ebu_membase)
440 		panic("Failed to remap core resources");
441 
442 	/* make sure to unprotect the memory region where flash is located */
443 	ltq_ebu_w32(ltq_ebu_r32(LTQ_EBU_BUSCON0) & ~EBU_WRDIS, LTQ_EBU_BUSCON0);
444 
445 	/* add our generic xway clocks */
446 	clkdev_add_pmu("10000000.fpi", NULL, 0, 0, PMU_FPI);
447 	clkdev_add_pmu("1e100a00.gptu", NULL, 1, 0, PMU_GPT);
448 	clkdev_add_pmu("1e100bb0.stp", NULL, 1, 0, PMU_STP);
449 	clkdev_add_pmu("1e100c00.serial", NULL, 0, 0, PMU_ASC1);
450 	clkdev_add_pmu("1e104100.dma", NULL, 1, 0, PMU_DMA);
451 	clkdev_add_pmu("1e100800.spi", NULL, 1, 0, PMU_SPI);
452 	clkdev_add_pmu("1e105300.ebu", NULL, 0, 0, PMU_EBU);
453 	clkdev_add_clkout();
454 
455 	/* add the soc dependent clocks */
456 	if (of_machine_is_compatible("lantiq,vr9")) {
457 		ifccr = CGU_IFCCR_VR9;
458 		pcicr = CGU_PCICR_VR9;
459 	} else {
460 		clkdev_add_pmu("1e180000.etop", NULL, 1, 0, PMU_PPE);
461 	}
462 
463 	if (!of_machine_is_compatible("lantiq,ase"))
464 		clkdev_add_pci();
465 
466 	if (of_machine_is_compatible("lantiq,grx390") ||
467 	    of_machine_is_compatible("lantiq,ar10")) {
468 		clkdev_add_pmu("1f203018.usb2-phy", "phy", 1, 2, PMU_ANALOG_USB0_P);
469 		clkdev_add_pmu("1f203034.usb2-phy", "phy", 1, 2, PMU_ANALOG_USB1_P);
470 		/* rc 0 */
471 		clkdev_add_pmu("1f106800.phy", "phy", 1, 2, PMU_ANALOG_PCIE0_P);
472 		clkdev_add_pmu("1d900000.pcie", "msi", 1, 1, PMU1_PCIE_MSI);
473 		clkdev_add_pmu("1f106800.phy", "pdi", 1, 1, PMU1_PCIE_PDI);
474 		clkdev_add_pmu("1d900000.pcie", "ctl", 1, 1, PMU1_PCIE_CTL);
475 		/* rc 1 */
476 		clkdev_add_pmu("1f700400.phy", "phy", 1, 2, PMU_ANALOG_PCIE1_P);
477 		clkdev_add_pmu("19000000.pcie", "msi", 1, 1, PMU1_PCIE1_MSI);
478 		clkdev_add_pmu("1f700400.phy", "pdi", 1, 1, PMU1_PCIE1_PDI);
479 		clkdev_add_pmu("19000000.pcie", "ctl", 1, 1, PMU1_PCIE1_CTL);
480 	}
481 
482 	if (of_machine_is_compatible("lantiq,ase")) {
483 		if (ltq_cgu_r32(CGU_SYS) & (1 << 5))
484 			clkdev_add_static(CLOCK_266M, CLOCK_133M,
485 						CLOCK_133M, CLOCK_266M);
486 		else
487 			clkdev_add_static(CLOCK_133M, CLOCK_133M,
488 						CLOCK_133M, CLOCK_133M);
489 		clkdev_add_pmu("1e101000.usb", "otg", 1, 0, PMU_USB0);
490 		clkdev_add_pmu("1f203018.usb2-phy", "phy", 1, 0, PMU_USB0_P);
491 		clkdev_add_pmu("1e180000.etop", "ppe", 1, 0, PMU_PPE);
492 		clkdev_add_cgu("1e180000.etop", "ephycgu", CGU_EPHY);
493 		clkdev_add_pmu("1e180000.etop", "ephy", 1, 0, PMU_EPHY);
494 		clkdev_add_pmu("1e103000.sdio", NULL, 1, 0, PMU_ASE_SDIO);
495 		clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE);
496 	} else if (of_machine_is_compatible("lantiq,grx390")) {
497 		clkdev_add_static(ltq_grx390_cpu_hz(), ltq_grx390_fpi_hz(),
498 				  ltq_grx390_fpi_hz(), ltq_grx390_pp32_hz());
499 		clkdev_add_pmu("1e101000.usb", "otg", 1, 0, PMU_USB0);
500 		clkdev_add_pmu("1e106000.usb", "otg", 1, 0, PMU_USB1);
501 		/* rc 2 */
502 		clkdev_add_pmu("1f106a00.pcie", "phy", 1, 2, PMU_ANALOG_PCIE2_P);
503 		clkdev_add_pmu("1a800000.pcie", "msi", 1, 1, PMU1_PCIE2_MSI);
504 		clkdev_add_pmu("1f106a00.pcie", "pdi", 1, 1, PMU1_PCIE2_PDI);
505 		clkdev_add_pmu("1a800000.pcie", "ctl", 1, 1, PMU1_PCIE2_CTL);
506 		clkdev_add_pmu("1e10b308.eth", NULL, 0, 0, PMU_SWITCH | PMU_PPE_DP);
507 		clkdev_add_pmu("1da00000.usif", "NULL", 1, 0, PMU_USIF);
508 		clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU);
509 	} else if (of_machine_is_compatible("lantiq,ar10")) {
510 		clkdev_add_static(ltq_ar10_cpu_hz(), ltq_ar10_fpi_hz(),
511 				  ltq_ar10_fpi_hz(), ltq_ar10_pp32_hz());
512 		clkdev_add_pmu("1e101000.usb", "otg", 1, 0, PMU_USB0);
513 		clkdev_add_pmu("1e106000.usb", "otg", 1, 0, PMU_USB1);
514 		clkdev_add_pmu("1e10b308.eth", NULL, 0, 0, PMU_SWITCH |
515 			       PMU_PPE_DP | PMU_PPE_TC);
516 		clkdev_add_pmu("1da00000.usif", "NULL", 1, 0, PMU_USIF);
517 		clkdev_add_pmu("1e108000.gswip", "gphy0", 0, 0, PMU_GPHY);
518 		clkdev_add_pmu("1e108000.gswip", "gphy1", 0, 0, PMU_GPHY);
519 		clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU);
520 		clkdev_add_pmu("1e116000.mei", "afe", 1, 2, PMU_ANALOG_DSL_AFE);
521 		clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE);
522 	} else if (of_machine_is_compatible("lantiq,vr9")) {
523 		clkdev_add_static(ltq_vr9_cpu_hz(), ltq_vr9_fpi_hz(),
524 				ltq_vr9_fpi_hz(), ltq_vr9_pp32_hz());
525 		clkdev_add_pmu("1f203018.usb2-phy", "phy", 1, 0, PMU_USB0_P);
526 		clkdev_add_pmu("1e101000.usb", "otg", 1, 0, PMU_USB0 | PMU_AHBM);
527 		clkdev_add_pmu("1f203034.usb2-phy", "phy", 1, 0, PMU_USB1_P);
528 		clkdev_add_pmu("1e106000.usb", "otg", 1, 0, PMU_USB1 | PMU_AHBM);
529 		clkdev_add_pmu("1f106800.phy", "phy", 1, 1, PMU1_PCIE_PHY);
530 		clkdev_add_pmu("1d900000.pcie", "bus", 1, 0, PMU_PCIE_CLK);
531 		clkdev_add_pmu("1d900000.pcie", "msi", 1, 1, PMU1_PCIE_MSI);
532 		clkdev_add_pmu("1f106800.phy", "pdi", 1, 1, PMU1_PCIE_PDI);
533 		clkdev_add_pmu("1d900000.pcie", "ctl", 1, 1, PMU1_PCIE_CTL);
534 		clkdev_add_pmu(NULL, "ahb", 1, 0, PMU_AHBM | PMU_AHBS);
535 
536 		clkdev_add_pmu("1da00000.usif", "NULL", 1, 0, PMU_USIF);
537 		clkdev_add_pmu("1e10b308.eth", NULL, 0, 0,
538 				PMU_SWITCH | PMU_PPE_DPLUS | PMU_PPE_DPLUM |
539 				PMU_PPE_EMA | PMU_PPE_TC | PMU_PPE_SLL01 |
540 				PMU_PPE_QSB | PMU_PPE_TOP);
541 		clkdev_add_pmu("1e108000.gswip", "gphy0", 0, 0, PMU_GPHY);
542 		clkdev_add_pmu("1e108000.gswip", "gphy1", 0, 0, PMU_GPHY);
543 		clkdev_add_pmu("1e103000.sdio", NULL, 1, 0, PMU_SDIO);
544 		clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU);
545 		clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE);
546 	} else if (of_machine_is_compatible("lantiq,ar9")) {
547 		clkdev_add_static(ltq_ar9_cpu_hz(), ltq_ar9_fpi_hz(),
548 				ltq_ar9_fpi_hz(), CLOCK_250M);
549 		clkdev_add_pmu("1f203018.usb2-phy", "phy", 1, 0, PMU_USB0_P);
550 		clkdev_add_pmu("1e101000.usb", "otg", 1, 0, PMU_USB0 | PMU_AHBM);
551 		clkdev_add_pmu("1f203034.usb2-phy", "phy", 1, 0, PMU_USB1_P);
552 		clkdev_add_pmu("1e106000.usb", "otg", 1, 0, PMU_USB1 | PMU_AHBM);
553 		clkdev_add_pmu("1e180000.etop", "switch", 1, 0, PMU_SWITCH);
554 		clkdev_add_pmu("1e103000.sdio", NULL, 1, 0, PMU_SDIO);
555 		clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU);
556 		clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE);
557 		clkdev_add_pmu("1e100400.serial", NULL, 1, 0, PMU_ASC0);
558 	} else {
559 		clkdev_add_static(ltq_danube_cpu_hz(), ltq_danube_fpi_hz(),
560 				ltq_danube_fpi_hz(), ltq_danube_pp32_hz());
561 		clkdev_add_pmu("1e101000.usb", "otg", 1, 0, PMU_USB0 | PMU_AHBM);
562 		clkdev_add_pmu("1f203018.usb2-phy", "phy", 1, 0, PMU_USB0_P);
563 		clkdev_add_pmu("1e103000.sdio", NULL, 1, 0, PMU_SDIO);
564 		clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU);
565 		clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE);
566 		clkdev_add_pmu("1e100400.serial", NULL, 1, 0, PMU_ASC0);
567 	}
568 }
569