xref: /linux/drivers/clk/tegra/clk-tegra210.c (revision 3dad5c5fa1d24c3bbb3e9e8ac0c52f35e045b807)
1 /*
2  * Copyright (c) 2012-2014 NVIDIA CORPORATION.  All rights reserved.
3  *
4  * This program is free software; you can redistribute it and/or modify it
5  * under the terms and conditions of the GNU General Public License,
6  * version 2, as published by the Free Software Foundation.
7  *
8  * This program is distributed in the hope it will be useful, but WITHOUT
9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
11  * more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
15  */
16 
17 #include <linux/io.h>
18 #include <linux/clk.h>
19 #include <linux/clk-provider.h>
20 #include <linux/clkdev.h>
21 #include <linux/of.h>
22 #include <linux/of_address.h>
23 #include <linux/delay.h>
24 #include <linux/export.h>
25 #include <linux/clk/tegra.h>
26 #include <dt-bindings/clock/tegra210-car.h>
27 
28 #include "clk.h"
29 #include "clk-id.h"
30 
31 /*
32  * TEGRA210_CAR_BANK_COUNT: the number of peripheral clock register
33  * banks present in the Tegra210 CAR IP block.  The banks are
34  * identified by single letters, e.g.: L, H, U, V, W, X, Y.  See
35  * periph_regs[] in drivers/clk/tegra/clk.c
36  */
37 #define TEGRA210_CAR_BANK_COUNT			7
38 
39 #define CLK_SOURCE_CSITE 0x1d4
40 #define CLK_SOURCE_EMC 0x19c
41 
42 #define PLLC_BASE 0x80
43 #define PLLC_OUT 0x84
44 #define PLLC_MISC0 0x88
45 #define PLLC_MISC1 0x8c
46 #define PLLC_MISC2 0x5d0
47 #define PLLC_MISC3 0x5d4
48 
49 #define PLLC2_BASE 0x4e8
50 #define PLLC2_MISC0 0x4ec
51 #define PLLC2_MISC1 0x4f0
52 #define PLLC2_MISC2 0x4f4
53 #define PLLC2_MISC3 0x4f8
54 
55 #define PLLC3_BASE 0x4fc
56 #define PLLC3_MISC0 0x500
57 #define PLLC3_MISC1 0x504
58 #define PLLC3_MISC2 0x508
59 #define PLLC3_MISC3 0x50c
60 
61 #define PLLM_BASE 0x90
62 #define PLLM_MISC1 0x98
63 #define PLLM_MISC2 0x9c
64 #define PLLP_BASE 0xa0
65 #define PLLP_MISC0 0xac
66 #define PLLP_MISC1 0x680
67 #define PLLA_BASE 0xb0
68 #define PLLA_MISC0 0xbc
69 #define PLLA_MISC1 0xb8
70 #define PLLA_MISC2 0x5d8
71 #define PLLD_BASE 0xd0
72 #define PLLD_MISC0 0xdc
73 #define PLLD_MISC1 0xd8
74 #define PLLU_BASE 0xc0
75 #define PLLU_OUTA 0xc4
76 #define PLLU_MISC0 0xcc
77 #define PLLU_MISC1 0xc8
78 #define PLLX_BASE 0xe0
79 #define PLLX_MISC0 0xe4
80 #define PLLX_MISC1 0x510
81 #define PLLX_MISC2 0x514
82 #define PLLX_MISC3 0x518
83 #define PLLX_MISC4 0x5f0
84 #define PLLX_MISC5 0x5f4
85 #define PLLE_BASE 0xe8
86 #define PLLE_MISC0 0xec
87 #define PLLD2_BASE 0x4b8
88 #define PLLD2_MISC0 0x4bc
89 #define PLLD2_MISC1 0x570
90 #define PLLD2_MISC2 0x574
91 #define PLLD2_MISC3 0x578
92 #define PLLE_AUX 0x48c
93 #define PLLRE_BASE 0x4c4
94 #define PLLRE_MISC0 0x4c8
95 #define PLLDP_BASE 0x590
96 #define PLLDP_MISC 0x594
97 
98 #define PLLC4_BASE 0x5a4
99 #define PLLC4_MISC0 0x5a8
100 #define PLLC4_OUT 0x5e4
101 #define PLLMB_BASE 0x5e8
102 #define PLLMB_MISC1 0x5ec
103 #define PLLA1_BASE 0x6a4
104 #define PLLA1_MISC0 0x6a8
105 #define PLLA1_MISC1 0x6ac
106 #define PLLA1_MISC2 0x6b0
107 #define PLLA1_MISC3 0x6b4
108 
109 #define PLLU_IDDQ_BIT 31
110 #define PLLCX_IDDQ_BIT 27
111 #define PLLRE_IDDQ_BIT 24
112 #define PLLA_IDDQ_BIT 25
113 #define PLLD_IDDQ_BIT 20
114 #define PLLSS_IDDQ_BIT 18
115 #define PLLM_IDDQ_BIT 5
116 #define PLLMB_IDDQ_BIT 17
117 #define PLLXP_IDDQ_BIT 3
118 
119 #define PLLCX_RESET_BIT 30
120 
121 #define PLL_BASE_LOCK BIT(27)
122 #define PLLCX_BASE_LOCK BIT(26)
123 #define PLLE_MISC_LOCK BIT(11)
124 #define PLLRE_MISC_LOCK BIT(27)
125 
126 #define PLL_MISC_LOCK_ENABLE 18
127 #define PLLC_MISC_LOCK_ENABLE 24
128 #define PLLDU_MISC_LOCK_ENABLE 22
129 #define PLLU_MISC_LOCK_ENABLE 29
130 #define PLLE_MISC_LOCK_ENABLE 9
131 #define PLLRE_MISC_LOCK_ENABLE 30
132 #define PLLSS_MISC_LOCK_ENABLE 30
133 #define PLLP_MISC_LOCK_ENABLE 18
134 #define PLLM_MISC_LOCK_ENABLE 4
135 #define PLLMB_MISC_LOCK_ENABLE 16
136 #define PLLA_MISC_LOCK_ENABLE 28
137 #define PLLU_MISC_LOCK_ENABLE 29
138 #define PLLD_MISC_LOCK_ENABLE 18
139 
140 #define PLLA_SDM_DIN_MASK 0xffff
141 #define PLLA_SDM_EN_MASK BIT(26)
142 
143 #define PLLD_SDM_EN_MASK BIT(16)
144 
145 #define PLLD2_SDM_EN_MASK BIT(31)
146 #define PLLD2_SSC_EN_MASK BIT(30)
147 
148 #define PLLDP_SS_CFG	0x598
149 #define PLLDP_SDM_EN_MASK BIT(31)
150 #define PLLDP_SSC_EN_MASK BIT(30)
151 #define PLLDP_SS_CTRL1	0x59c
152 #define PLLDP_SS_CTRL2	0x5a0
153 
154 #define PMC_PLLM_WB0_OVERRIDE 0x1dc
155 #define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
156 
157 #define UTMIP_PLL_CFG2 0x488
158 #define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xfff) << 6)
159 #define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
160 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
161 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP BIT(1)
162 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
163 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP BIT(3)
164 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
165 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERUP BIT(5)
166 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN BIT(24)
167 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP BIT(25)
168 
169 #define UTMIP_PLL_CFG1 0x484
170 #define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 27)
171 #define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
172 #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
173 #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
174 #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
175 #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
176 #define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
177 
178 #define UTMIPLL_HW_PWRDN_CFG0			0x52c
179 #define UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK	BIT(31)
180 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE	BIT(25)
181 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE	BIT(24)
182 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE	BIT(7)
183 #define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET	BIT(6)
184 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE	BIT(5)
185 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL	BIT(4)
186 #define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL	BIT(2)
187 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE	BIT(1)
188 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL	BIT(0)
189 
190 #define PLLU_HW_PWRDN_CFG0			0x530
191 #define PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE	BIT(28)
192 #define PLLU_HW_PWRDN_CFG0_SEQ_ENABLE		BIT(24)
193 #define PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT	BIT(7)
194 #define PLLU_HW_PWRDN_CFG0_USE_LOCKDET		BIT(6)
195 #define PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL	BIT(2)
196 #define PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL	BIT(0)
197 
198 #define XUSB_PLL_CFG0				0x534
199 #define XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY		0x3ff
200 #define XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK	(0x3ff << 14)
201 
202 #define SPARE_REG0 0x55c
203 #define CLK_M_DIVISOR_SHIFT 2
204 #define CLK_M_DIVISOR_MASK 0x3
205 
206 /*
207  * SDM fractional divisor is 16-bit 2's complement signed number within
208  * (-2^12 ... 2^12-1) range. Represented in PLL data structure as unsigned
209  * 16-bit value, with "0" divisor mapped to 0xFFFF. Data "0" is used to
210  * indicate that SDM is disabled.
211  *
212  * Effective ndiv value when SDM is enabled: ndiv + 1/2 + sdm_din/2^13
213  */
214 #define PLL_SDM_COEFF BIT(13)
215 #define sdin_din_to_data(din)	((u16)((din) ? : 0xFFFFU))
216 #define sdin_data_to_din(dat)	(((dat) == 0xFFFFU) ? 0 : (s16)dat)
217 
218 /* Tegra CPU clock and reset control regs */
219 #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS	0x470
220 
221 #ifdef CONFIG_PM_SLEEP
222 static struct cpu_clk_suspend_context {
223 	u32 clk_csite_src;
224 } tegra210_cpu_clk_sctx;
225 #endif
226 
227 static void __iomem *clk_base;
228 static void __iomem *pmc_base;
229 
230 static unsigned long osc_freq;
231 static unsigned long pll_ref_freq;
232 
233 static DEFINE_SPINLOCK(pll_d_lock);
234 static DEFINE_SPINLOCK(pll_e_lock);
235 static DEFINE_SPINLOCK(pll_re_lock);
236 static DEFINE_SPINLOCK(pll_u_lock);
237 static DEFINE_SPINLOCK(emc_lock);
238 
239 /* possible OSC frequencies in Hz */
240 static unsigned long tegra210_input_freq[] = {
241 	[5] = 38400000,
242 	[8] = 12000000,
243 };
244 
245 static const char *mux_pllmcp_clkm[] = {
246 	"pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_c2", "pll_c3",
247 };
248 #define mux_pllmcp_clkm_idx NULL
249 
250 #define PLL_ENABLE			(1 << 30)
251 
252 #define PLLCX_MISC1_IDDQ		(1 << 27)
253 #define PLLCX_MISC0_RESET		(1 << 30)
254 
255 #define PLLCX_MISC0_DEFAULT_VALUE	0x40080000
256 #define PLLCX_MISC0_WRITE_MASK		0x400ffffb
257 #define PLLCX_MISC1_DEFAULT_VALUE	0x08000000
258 #define PLLCX_MISC1_WRITE_MASK		0x08003cff
259 #define PLLCX_MISC2_DEFAULT_VALUE	0x1f720f05
260 #define PLLCX_MISC2_WRITE_MASK		0xffffff17
261 #define PLLCX_MISC3_DEFAULT_VALUE	0x000000c4
262 #define PLLCX_MISC3_WRITE_MASK		0x00ffffff
263 
264 /* PLLA */
265 #define PLLA_BASE_IDDQ			(1 << 25)
266 #define PLLA_BASE_LOCK			(1 << 27)
267 
268 #define PLLA_MISC0_LOCK_ENABLE		(1 << 28)
269 #define PLLA_MISC0_LOCK_OVERRIDE	(1 << 27)
270 
271 #define PLLA_MISC2_EN_SDM		(1 << 26)
272 #define PLLA_MISC2_EN_DYNRAMP		(1 << 25)
273 
274 #define PLLA_MISC0_DEFAULT_VALUE	0x12000020
275 #define PLLA_MISC0_WRITE_MASK		0x7fffffff
276 #define PLLA_MISC2_DEFAULT_VALUE	0x0
277 #define PLLA_MISC2_WRITE_MASK		0x06ffffff
278 
279 /* PLLD */
280 #define PLLD_MISC0_EN_SDM		(1 << 16)
281 #define PLLD_MISC0_LOCK_OVERRIDE	(1 << 17)
282 #define PLLD_MISC0_LOCK_ENABLE		(1 << 18)
283 #define PLLD_MISC0_IDDQ			(1 << 20)
284 #define PLLD_MISC0_DSI_CLKENABLE	(1 << 21)
285 
286 #define PLLD_MISC0_DEFAULT_VALUE	0x00140000
287 #define PLLD_MISC0_WRITE_MASK		0x3ff7ffff
288 #define PLLD_MISC1_DEFAULT_VALUE	0x20
289 #define PLLD_MISC1_WRITE_MASK		0x00ffffff
290 
291 /* PLLD2 and PLLDP  and PLLC4 */
292 #define PLLDSS_BASE_LOCK		(1 << 27)
293 #define PLLDSS_BASE_LOCK_OVERRIDE	(1 << 24)
294 #define PLLDSS_BASE_IDDQ		(1 << 18)
295 #define PLLDSS_BASE_REF_SEL_SHIFT	25
296 #define PLLDSS_BASE_REF_SEL_MASK	(0x3 << PLLDSS_BASE_REF_SEL_SHIFT)
297 
298 #define PLLDSS_MISC0_LOCK_ENABLE	(1 << 30)
299 
300 #define PLLDSS_MISC1_CFG_EN_SDM		(1 << 31)
301 #define PLLDSS_MISC1_CFG_EN_SSC		(1 << 30)
302 
303 #define PLLD2_MISC0_DEFAULT_VALUE	0x40000020
304 #define PLLD2_MISC1_CFG_DEFAULT_VALUE	0x10000000
305 #define PLLD2_MISC2_CTRL1_DEFAULT_VALUE	0x0
306 #define PLLD2_MISC3_CTRL2_DEFAULT_VALUE	0x0
307 
308 #define PLLDP_MISC0_DEFAULT_VALUE	0x40000020
309 #define PLLDP_MISC1_CFG_DEFAULT_VALUE	0xc0000000
310 #define PLLDP_MISC2_CTRL1_DEFAULT_VALUE	0xf400f0da
311 #define PLLDP_MISC3_CTRL2_DEFAULT_VALUE	0x2004f400
312 
313 #define PLLDSS_MISC0_WRITE_MASK		0x47ffffff
314 #define PLLDSS_MISC1_CFG_WRITE_MASK	0xf8000000
315 #define PLLDSS_MISC2_CTRL1_WRITE_MASK	0xffffffff
316 #define PLLDSS_MISC3_CTRL2_WRITE_MASK	0xffffffff
317 
318 #define PLLC4_MISC0_DEFAULT_VALUE	0x40000000
319 
320 /* PLLRE */
321 #define PLLRE_MISC0_LOCK_ENABLE		(1 << 30)
322 #define PLLRE_MISC0_LOCK_OVERRIDE	(1 << 29)
323 #define PLLRE_MISC0_LOCK		(1 << 27)
324 #define PLLRE_MISC0_IDDQ		(1 << 24)
325 
326 #define PLLRE_BASE_DEFAULT_VALUE	0x0
327 #define PLLRE_MISC0_DEFAULT_VALUE	0x41000000
328 
329 #define PLLRE_BASE_DEFAULT_MASK		0x1c000000
330 #define PLLRE_MISC0_WRITE_MASK		0x67ffffff
331 
332 /* PLLX */
333 #define PLLX_USE_DYN_RAMP		1
334 #define PLLX_BASE_LOCK			(1 << 27)
335 
336 #define PLLX_MISC0_FO_G_DISABLE		(0x1 << 28)
337 #define PLLX_MISC0_LOCK_ENABLE		(0x1 << 18)
338 
339 #define PLLX_MISC2_DYNRAMP_STEPB_SHIFT	24
340 #define PLLX_MISC2_DYNRAMP_STEPB_MASK	(0xFF << PLLX_MISC2_DYNRAMP_STEPB_SHIFT)
341 #define PLLX_MISC2_DYNRAMP_STEPA_SHIFT	16
342 #define PLLX_MISC2_DYNRAMP_STEPA_MASK	(0xFF << PLLX_MISC2_DYNRAMP_STEPA_SHIFT)
343 #define PLLX_MISC2_NDIV_NEW_SHIFT	8
344 #define PLLX_MISC2_NDIV_NEW_MASK	(0xFF << PLLX_MISC2_NDIV_NEW_SHIFT)
345 #define PLLX_MISC2_LOCK_OVERRIDE	(0x1 << 4)
346 #define PLLX_MISC2_DYNRAMP_DONE		(0x1 << 2)
347 #define PLLX_MISC2_EN_DYNRAMP		(0x1 << 0)
348 
349 #define PLLX_MISC3_IDDQ			(0x1 << 3)
350 
351 #define PLLX_MISC0_DEFAULT_VALUE	PLLX_MISC0_LOCK_ENABLE
352 #define PLLX_MISC0_WRITE_MASK		0x10c40000
353 #define PLLX_MISC1_DEFAULT_VALUE	0x20
354 #define PLLX_MISC1_WRITE_MASK		0x00ffffff
355 #define PLLX_MISC2_DEFAULT_VALUE	0x0
356 #define PLLX_MISC2_WRITE_MASK		0xffffff11
357 #define PLLX_MISC3_DEFAULT_VALUE	PLLX_MISC3_IDDQ
358 #define PLLX_MISC3_WRITE_MASK		0x01ff0f0f
359 #define PLLX_MISC4_DEFAULT_VALUE	0x0
360 #define PLLX_MISC4_WRITE_MASK		0x8000ffff
361 #define PLLX_MISC5_DEFAULT_VALUE	0x0
362 #define PLLX_MISC5_WRITE_MASK		0x0000ffff
363 
364 #define PLLX_HW_CTRL_CFG		0x548
365 #define PLLX_HW_CTRL_CFG_SWCTRL		(0x1 << 0)
366 
367 /* PLLMB */
368 #define PLLMB_BASE_LOCK			(1 << 27)
369 
370 #define PLLMB_MISC1_LOCK_OVERRIDE	(1 << 18)
371 #define PLLMB_MISC1_IDDQ		(1 << 17)
372 #define PLLMB_MISC1_LOCK_ENABLE		(1 << 16)
373 
374 #define PLLMB_MISC1_DEFAULT_VALUE	0x00030000
375 #define PLLMB_MISC1_WRITE_MASK		0x0007ffff
376 
377 /* PLLP */
378 #define PLLP_BASE_OVERRIDE		(1 << 28)
379 #define PLLP_BASE_LOCK			(1 << 27)
380 
381 #define PLLP_MISC0_LOCK_ENABLE		(1 << 18)
382 #define PLLP_MISC0_LOCK_OVERRIDE	(1 << 17)
383 #define PLLP_MISC0_IDDQ			(1 << 3)
384 
385 #define PLLP_MISC1_HSIO_EN_SHIFT	29
386 #define PLLP_MISC1_HSIO_EN		(1 << PLLP_MISC1_HSIO_EN_SHIFT)
387 #define PLLP_MISC1_XUSB_EN_SHIFT	28
388 #define PLLP_MISC1_XUSB_EN		(1 << PLLP_MISC1_XUSB_EN_SHIFT)
389 
390 #define PLLP_MISC0_DEFAULT_VALUE	0x00040008
391 #define PLLP_MISC1_DEFAULT_VALUE	0x0
392 
393 #define PLLP_MISC0_WRITE_MASK		0xdc6000f
394 #define PLLP_MISC1_WRITE_MASK		0x70ffffff
395 
396 /* PLLU */
397 #define PLLU_BASE_LOCK			(1 << 27)
398 #define PLLU_BASE_OVERRIDE		(1 << 24)
399 #define PLLU_BASE_CLKENABLE_USB		(1 << 21)
400 #define PLLU_BASE_CLKENABLE_HSIC	(1 << 22)
401 #define PLLU_BASE_CLKENABLE_ICUSB	(1 << 23)
402 #define PLLU_BASE_CLKENABLE_48M		(1 << 25)
403 #define PLLU_BASE_CLKENABLE_ALL		(PLLU_BASE_CLKENABLE_USB |\
404 					 PLLU_BASE_CLKENABLE_HSIC |\
405 					 PLLU_BASE_CLKENABLE_ICUSB |\
406 					 PLLU_BASE_CLKENABLE_48M)
407 
408 #define PLLU_MISC0_IDDQ			(1 << 31)
409 #define PLLU_MISC0_LOCK_ENABLE		(1 << 29)
410 #define PLLU_MISC1_LOCK_OVERRIDE	(1 << 0)
411 
412 #define PLLU_MISC0_DEFAULT_VALUE	0xa0000000
413 #define PLLU_MISC1_DEFAULT_VALUE	0x0
414 
415 #define PLLU_MISC0_WRITE_MASK		0xbfffffff
416 #define PLLU_MISC1_WRITE_MASK		0x00000007
417 
418 static inline void _pll_misc_chk_default(void __iomem *base,
419 					struct tegra_clk_pll_params *params,
420 					u8 misc_num, u32 default_val, u32 mask)
421 {
422 	u32 boot_val = readl_relaxed(base + params->ext_misc_reg[misc_num]);
423 
424 	boot_val &= mask;
425 	default_val &= mask;
426 	if (boot_val != default_val) {
427 		pr_warn("boot misc%d 0x%x: expected 0x%x\n",
428 			misc_num, boot_val, default_val);
429 		pr_warn(" (comparison mask = 0x%x)\n", mask);
430 		params->defaults_set = false;
431 	}
432 }
433 
434 /*
435  * PLLCX: PLLC, PLLC2, PLLC3, PLLA1
436  * Hybrid PLLs with dynamic ramp. Dynamic ramp is allowed for any transition
437  * that changes NDIV only, while PLL is already locked.
438  */
439 static void pllcx_check_defaults(struct tegra_clk_pll_params *params)
440 {
441 	u32 default_val;
442 
443 	default_val = PLLCX_MISC0_DEFAULT_VALUE & (~PLLCX_MISC0_RESET);
444 	_pll_misc_chk_default(clk_base, params, 0, default_val,
445 			PLLCX_MISC0_WRITE_MASK);
446 
447 	default_val = PLLCX_MISC1_DEFAULT_VALUE & (~PLLCX_MISC1_IDDQ);
448 	_pll_misc_chk_default(clk_base, params, 1, default_val,
449 			PLLCX_MISC1_WRITE_MASK);
450 
451 	default_val = PLLCX_MISC2_DEFAULT_VALUE;
452 	_pll_misc_chk_default(clk_base, params, 2, default_val,
453 			PLLCX_MISC2_WRITE_MASK);
454 
455 	default_val = PLLCX_MISC3_DEFAULT_VALUE;
456 	_pll_misc_chk_default(clk_base, params, 3, default_val,
457 			PLLCX_MISC3_WRITE_MASK);
458 }
459 
460 void tegra210_pllcx_set_defaults(const char *name, struct tegra_clk_pll *pllcx)
461 {
462 	pllcx->params->defaults_set = true;
463 
464 	if (readl_relaxed(clk_base + pllcx->params->base_reg) &
465 			PLL_ENABLE) {
466 		/* PLL is ON: only check if defaults already set */
467 		pllcx_check_defaults(pllcx->params);
468 		pr_warn("%s already enabled. Postponing set full defaults\n",
469 			name);
470 		return;
471 	}
472 
473 	/* Defaults assert PLL reset, and set IDDQ */
474 	writel_relaxed(PLLCX_MISC0_DEFAULT_VALUE,
475 			clk_base + pllcx->params->ext_misc_reg[0]);
476 	writel_relaxed(PLLCX_MISC1_DEFAULT_VALUE,
477 			clk_base + pllcx->params->ext_misc_reg[1]);
478 	writel_relaxed(PLLCX_MISC2_DEFAULT_VALUE,
479 			clk_base + pllcx->params->ext_misc_reg[2]);
480 	writel_relaxed(PLLCX_MISC3_DEFAULT_VALUE,
481 			clk_base + pllcx->params->ext_misc_reg[3]);
482 	udelay(1);
483 }
484 
485 void _pllc_set_defaults(struct tegra_clk_pll *pllcx)
486 {
487 	tegra210_pllcx_set_defaults("PLL_C", pllcx);
488 }
489 
490 void _pllc2_set_defaults(struct tegra_clk_pll *pllcx)
491 {
492 	tegra210_pllcx_set_defaults("PLL_C2", pllcx);
493 }
494 
495 void _pllc3_set_defaults(struct tegra_clk_pll *pllcx)
496 {
497 	tegra210_pllcx_set_defaults("PLL_C3", pllcx);
498 }
499 
500 void _plla1_set_defaults(struct tegra_clk_pll *pllcx)
501 {
502 	tegra210_pllcx_set_defaults("PLL_A1", pllcx);
503 }
504 
505 /*
506  * PLLA
507  * PLL with dynamic ramp and fractional SDM. Dynamic ramp is not used.
508  * Fractional SDM is allowed to provide exact audio rates.
509  */
510 void tegra210_plla_set_defaults(struct tegra_clk_pll *plla)
511 {
512 	u32 mask;
513 	u32 val = readl_relaxed(clk_base + plla->params->base_reg);
514 
515 	plla->params->defaults_set = true;
516 
517 	if (val & PLL_ENABLE) {
518 		/*
519 		 * PLL is ON: check if defaults already set, then set those
520 		 * that can be updated in flight.
521 		 */
522 		if (val & PLLA_BASE_IDDQ) {
523 			pr_warn("PLL_A boot enabled with IDDQ set\n");
524 			plla->params->defaults_set = false;
525 		}
526 
527 		pr_warn("PLL_A already enabled. Postponing set full defaults\n");
528 
529 		val = PLLA_MISC0_DEFAULT_VALUE;	/* ignore lock enable */
530 		mask = PLLA_MISC0_LOCK_ENABLE | PLLA_MISC0_LOCK_OVERRIDE;
531 		_pll_misc_chk_default(clk_base, plla->params, 0, val,
532 				~mask & PLLA_MISC0_WRITE_MASK);
533 
534 		val = PLLA_MISC2_DEFAULT_VALUE; /* ignore all but control bit */
535 		_pll_misc_chk_default(clk_base, plla->params, 2, val,
536 				PLLA_MISC2_EN_DYNRAMP);
537 
538 		/* Enable lock detect */
539 		val = readl_relaxed(clk_base + plla->params->ext_misc_reg[0]);
540 		val &= ~mask;
541 		val |= PLLA_MISC0_DEFAULT_VALUE & mask;
542 		writel_relaxed(val, clk_base + plla->params->ext_misc_reg[0]);
543 		udelay(1);
544 
545 		return;
546 	}
547 
548 	/* set IDDQ, enable lock detect, disable dynamic ramp and SDM */
549 	val |= PLLA_BASE_IDDQ;
550 	writel_relaxed(val, clk_base + plla->params->base_reg);
551 	writel_relaxed(PLLA_MISC0_DEFAULT_VALUE,
552 			clk_base + plla->params->ext_misc_reg[0]);
553 	writel_relaxed(PLLA_MISC2_DEFAULT_VALUE,
554 			clk_base + plla->params->ext_misc_reg[2]);
555 	udelay(1);
556 }
557 
558 /*
559  * PLLD
560  * PLL with fractional SDM.
561  */
562 void tegra210_plld_set_defaults(struct tegra_clk_pll *plld)
563 {
564 	u32 val;
565 	u32 mask = 0xffff;
566 
567 	plld->params->defaults_set = true;
568 
569 	if (readl_relaxed(clk_base + plld->params->base_reg) &
570 			PLL_ENABLE) {
571 		pr_warn("PLL_D already enabled. Postponing set full defaults\n");
572 
573 		/*
574 		 * PLL is ON: check if defaults already set, then set those
575 		 * that can be updated in flight.
576 		 */
577 		val = PLLD_MISC1_DEFAULT_VALUE;
578 		_pll_misc_chk_default(clk_base, plld->params, 1,
579 				val, PLLD_MISC1_WRITE_MASK);
580 
581 		/* ignore lock, DSI and SDM controls, make sure IDDQ not set */
582 		val = PLLD_MISC0_DEFAULT_VALUE & (~PLLD_MISC0_IDDQ);
583 		mask |= PLLD_MISC0_DSI_CLKENABLE | PLLD_MISC0_LOCK_ENABLE |
584 			PLLD_MISC0_LOCK_OVERRIDE | PLLD_MISC0_EN_SDM;
585 		_pll_misc_chk_default(clk_base, plld->params, 0, val,
586 				~mask & PLLD_MISC0_WRITE_MASK);
587 
588 		/* Enable lock detect */
589 		mask = PLLD_MISC0_LOCK_ENABLE | PLLD_MISC0_LOCK_OVERRIDE;
590 		val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
591 		val &= ~mask;
592 		val |= PLLD_MISC0_DEFAULT_VALUE & mask;
593 		writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
594 		udelay(1);
595 
596 		return;
597 	}
598 
599 	val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
600 	val &= PLLD_MISC0_DSI_CLKENABLE;
601 	val |= PLLD_MISC0_DEFAULT_VALUE;
602 	/* set IDDQ, enable lock detect, disable SDM */
603 	writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
604 	writel_relaxed(PLLD_MISC1_DEFAULT_VALUE, clk_base +
605 			plld->params->ext_misc_reg[1]);
606 	udelay(1);
607 }
608 
609 /*
610  * PLLD2, PLLDP
611  * PLL with fractional SDM and Spread Spectrum (SDM is a must if SSC is used).
612  */
613 static void plldss_defaults(const char *pll_name, struct tegra_clk_pll *plldss,
614 		u32 misc0_val, u32 misc1_val, u32 misc2_val, u32 misc3_val)
615 {
616 	u32 default_val;
617 	u32 val = readl_relaxed(clk_base + plldss->params->base_reg);
618 
619 	plldss->params->defaults_set = true;
620 
621 	if (val & PLL_ENABLE) {
622 		pr_warn("%s already enabled. Postponing set full defaults\n",
623 			 pll_name);
624 
625 		/*
626 		 * PLL is ON: check if defaults already set, then set those
627 		 * that can be updated in flight.
628 		 */
629 		if (val & PLLDSS_BASE_IDDQ) {
630 			pr_warn("plldss boot enabled with IDDQ set\n");
631 			plldss->params->defaults_set = false;
632 		}
633 
634 		/* ignore lock enable */
635 		default_val = misc0_val;
636 		_pll_misc_chk_default(clk_base, plldss->params, 0, default_val,
637 				     PLLDSS_MISC0_WRITE_MASK &
638 				     (~PLLDSS_MISC0_LOCK_ENABLE));
639 
640 		/*
641 		 * If SSC is used, check all settings, otherwise just confirm
642 		 * that SSC is not used on boot as well. Do nothing when using
643 		 * this function for PLLC4 that has only MISC0.
644 		 */
645 		if (plldss->params->ssc_ctrl_en_mask) {
646 			default_val = misc1_val;
647 			_pll_misc_chk_default(clk_base, plldss->params, 1,
648 				default_val, PLLDSS_MISC1_CFG_WRITE_MASK);
649 			default_val = misc2_val;
650 			_pll_misc_chk_default(clk_base, plldss->params, 2,
651 				default_val, PLLDSS_MISC2_CTRL1_WRITE_MASK);
652 			default_val = misc3_val;
653 			_pll_misc_chk_default(clk_base, plldss->params, 3,
654 				default_val, PLLDSS_MISC3_CTRL2_WRITE_MASK);
655 		} else if (plldss->params->ext_misc_reg[1]) {
656 			default_val = misc1_val;
657 			_pll_misc_chk_default(clk_base, plldss->params, 1,
658 				default_val, PLLDSS_MISC1_CFG_WRITE_MASK &
659 				(~PLLDSS_MISC1_CFG_EN_SDM));
660 		}
661 
662 		/* Enable lock detect */
663 		if (val & PLLDSS_BASE_LOCK_OVERRIDE) {
664 			val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
665 			writel_relaxed(val, clk_base +
666 					plldss->params->base_reg);
667 		}
668 
669 		val = readl_relaxed(clk_base + plldss->params->ext_misc_reg[0]);
670 		val &= ~PLLDSS_MISC0_LOCK_ENABLE;
671 		val |= misc0_val & PLLDSS_MISC0_LOCK_ENABLE;
672 		writel_relaxed(val, clk_base + plldss->params->ext_misc_reg[0]);
673 		udelay(1);
674 
675 		return;
676 	}
677 
678 	/* set IDDQ, enable lock detect, configure SDM/SSC  */
679 	val |= PLLDSS_BASE_IDDQ;
680 	val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
681 	writel_relaxed(val, clk_base + plldss->params->base_reg);
682 
683 	/* When using this function for PLLC4 exit here */
684 	if (!plldss->params->ext_misc_reg[1]) {
685 		writel_relaxed(misc0_val, clk_base +
686 				plldss->params->ext_misc_reg[0]);
687 		udelay(1);
688 		return;
689 	}
690 
691 	writel_relaxed(misc0_val, clk_base +
692 			plldss->params->ext_misc_reg[0]);
693 	/* if SSC used set by 1st enable */
694 	writel_relaxed(misc1_val & (~PLLDSS_MISC1_CFG_EN_SSC),
695 			clk_base + plldss->params->ext_misc_reg[1]);
696 	writel_relaxed(misc2_val, clk_base + plldss->params->ext_misc_reg[2]);
697 	writel_relaxed(misc3_val, clk_base + plldss->params->ext_misc_reg[3]);
698 	udelay(1);
699 }
700 
701 void tegra210_plld2_set_defaults(struct tegra_clk_pll *plld2)
702 {
703 	plldss_defaults("PLL_D2", plld2, PLLD2_MISC0_DEFAULT_VALUE,
704 			PLLD2_MISC1_CFG_DEFAULT_VALUE,
705 			PLLD2_MISC2_CTRL1_DEFAULT_VALUE,
706 			PLLD2_MISC3_CTRL2_DEFAULT_VALUE);
707 }
708 
709 void tegra210_plldp_set_defaults(struct tegra_clk_pll *plldp)
710 {
711 	plldss_defaults("PLL_DP", plldp, PLLDP_MISC0_DEFAULT_VALUE,
712 			PLLDP_MISC1_CFG_DEFAULT_VALUE,
713 			PLLDP_MISC2_CTRL1_DEFAULT_VALUE,
714 			PLLDP_MISC3_CTRL2_DEFAULT_VALUE);
715 }
716 
717 /*
718  * PLLC4
719  * Base and misc0 layout is the same as PLLD2/PLLDP, but no SDM/SSC support.
720  * VCO is exposed to the clock tree via fixed 1/3 and 1/5 dividers.
721  */
722 void tegra210_pllc4_set_defaults(struct tegra_clk_pll *pllc4)
723 {
724 	plldss_defaults("PLL_C4", pllc4, PLLC4_MISC0_DEFAULT_VALUE, 0, 0, 0);
725 }
726 
727 /*
728  * PLLRE
729  * VCO is exposed to the clock tree directly along with post-divider output
730  */
731 void tegra210_pllre_set_defaults(struct tegra_clk_pll *pllre)
732 {
733 	u32 mask;
734 	u32 val = readl_relaxed(clk_base + pllre->params->base_reg);
735 
736 	pllre->params->defaults_set = true;
737 
738 	if (val & PLL_ENABLE) {
739 		pr_warn("PLL_RE already enabled. Postponing set full defaults\n");
740 
741 		/*
742 		 * PLL is ON: check if defaults already set, then set those
743 		 * that can be updated in flight.
744 		 */
745 		val &= PLLRE_BASE_DEFAULT_MASK;
746 		if (val != PLLRE_BASE_DEFAULT_VALUE) {
747 			pr_warn("pllre boot base 0x%x : expected 0x%x\n",
748 				val, PLLRE_BASE_DEFAULT_VALUE);
749 			pr_warn("(comparison mask = 0x%x)\n",
750 				PLLRE_BASE_DEFAULT_MASK);
751 			pllre->params->defaults_set = false;
752 		}
753 
754 		/* Ignore lock enable */
755 		val = PLLRE_MISC0_DEFAULT_VALUE & (~PLLRE_MISC0_IDDQ);
756 		mask = PLLRE_MISC0_LOCK_ENABLE | PLLRE_MISC0_LOCK_OVERRIDE;
757 		_pll_misc_chk_default(clk_base, pllre->params, 0, val,
758 				~mask & PLLRE_MISC0_WRITE_MASK);
759 
760 		/* Enable lock detect */
761 		val = readl_relaxed(clk_base + pllre->params->ext_misc_reg[0]);
762 		val &= ~mask;
763 		val |= PLLRE_MISC0_DEFAULT_VALUE & mask;
764 		writel_relaxed(val, clk_base + pllre->params->ext_misc_reg[0]);
765 		udelay(1);
766 
767 		return;
768 	}
769 
770 	/* set IDDQ, enable lock detect */
771 	val &= ~PLLRE_BASE_DEFAULT_MASK;
772 	val |= PLLRE_BASE_DEFAULT_VALUE & PLLRE_BASE_DEFAULT_MASK;
773 	writel_relaxed(val, clk_base + pllre->params->base_reg);
774 	writel_relaxed(PLLRE_MISC0_DEFAULT_VALUE,
775 			clk_base + pllre->params->ext_misc_reg[0]);
776 	udelay(1);
777 }
778 
779 static void pllx_get_dyn_steps(struct clk_hw *hw, u32 *step_a, u32 *step_b)
780 {
781 	unsigned long input_rate;
782 
783 	/* cf rate */
784 	if (!IS_ERR_OR_NULL(hw->clk))
785 		input_rate = clk_hw_get_rate(clk_hw_get_parent(hw));
786 	else
787 		input_rate = 38400000;
788 
789 	input_rate /= tegra_pll_get_fixed_mdiv(hw, input_rate);
790 
791 	switch (input_rate) {
792 	case 12000000:
793 	case 12800000:
794 	case 13000000:
795 		*step_a = 0x2B;
796 		*step_b = 0x0B;
797 		return;
798 	case 19200000:
799 		*step_a = 0x12;
800 		*step_b = 0x08;
801 		return;
802 	case 38400000:
803 		*step_a = 0x04;
804 		*step_b = 0x05;
805 		return;
806 	default:
807 		pr_err("%s: Unexpected reference rate %lu\n",
808 			__func__, input_rate);
809 		BUG();
810 	}
811 }
812 
813 static void pllx_check_defaults(struct tegra_clk_pll *pll)
814 {
815 	u32 default_val;
816 
817 	default_val = PLLX_MISC0_DEFAULT_VALUE;
818 	/* ignore lock enable */
819 	_pll_misc_chk_default(clk_base, pll->params, 0, default_val,
820 			PLLX_MISC0_WRITE_MASK & (~PLLX_MISC0_LOCK_ENABLE));
821 
822 	default_val = PLLX_MISC1_DEFAULT_VALUE;
823 	_pll_misc_chk_default(clk_base, pll->params, 1, default_val,
824 			PLLX_MISC1_WRITE_MASK);
825 
826 	/* ignore all but control bit */
827 	default_val = PLLX_MISC2_DEFAULT_VALUE;
828 	_pll_misc_chk_default(clk_base, pll->params, 2,
829 			default_val, PLLX_MISC2_EN_DYNRAMP);
830 
831 	default_val = PLLX_MISC3_DEFAULT_VALUE & (~PLLX_MISC3_IDDQ);
832 	_pll_misc_chk_default(clk_base, pll->params, 3, default_val,
833 			PLLX_MISC3_WRITE_MASK);
834 
835 	default_val = PLLX_MISC4_DEFAULT_VALUE;
836 	_pll_misc_chk_default(clk_base, pll->params, 4, default_val,
837 			PLLX_MISC4_WRITE_MASK);
838 
839 	default_val = PLLX_MISC5_DEFAULT_VALUE;
840 	_pll_misc_chk_default(clk_base, pll->params, 5, default_val,
841 			PLLX_MISC5_WRITE_MASK);
842 }
843 
844 void tegra210_pllx_set_defaults(struct tegra_clk_pll *pllx)
845 {
846 	u32 val;
847 	u32 step_a, step_b;
848 
849 	pllx->params->defaults_set = true;
850 
851 	/* Get ready dyn ramp state machine settings */
852 	pllx_get_dyn_steps(&pllx->hw, &step_a, &step_b);
853 	val = PLLX_MISC2_DEFAULT_VALUE & (~PLLX_MISC2_DYNRAMP_STEPA_MASK) &
854 		(~PLLX_MISC2_DYNRAMP_STEPB_MASK);
855 	val |= step_a << PLLX_MISC2_DYNRAMP_STEPA_SHIFT;
856 	val |= step_b << PLLX_MISC2_DYNRAMP_STEPB_SHIFT;
857 
858 	if (readl_relaxed(clk_base + pllx->params->base_reg) & PLL_ENABLE) {
859 		pr_warn("PLL_X already enabled. Postponing set full defaults\n");
860 
861 		/*
862 		 * PLL is ON: check if defaults already set, then set those
863 		 * that can be updated in flight.
864 		 */
865 		pllx_check_defaults(pllx);
866 
867 		/* Configure dyn ramp, disable lock override */
868 		writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
869 
870 		/* Enable lock detect */
871 		val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[0]);
872 		val &= ~PLLX_MISC0_LOCK_ENABLE;
873 		val |= PLLX_MISC0_DEFAULT_VALUE & PLLX_MISC0_LOCK_ENABLE;
874 		writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[0]);
875 		udelay(1);
876 
877 		return;
878 	}
879 
880 	/* Enable lock detect and CPU output */
881 	writel_relaxed(PLLX_MISC0_DEFAULT_VALUE, clk_base +
882 			pllx->params->ext_misc_reg[0]);
883 
884 	/* Setup */
885 	writel_relaxed(PLLX_MISC1_DEFAULT_VALUE, clk_base +
886 			pllx->params->ext_misc_reg[1]);
887 
888 	/* Configure dyn ramp state machine, disable lock override */
889 	writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
890 
891 	/* Set IDDQ */
892 	writel_relaxed(PLLX_MISC3_DEFAULT_VALUE, clk_base +
893 			pllx->params->ext_misc_reg[3]);
894 
895 	/* Disable SDM */
896 	writel_relaxed(PLLX_MISC4_DEFAULT_VALUE, clk_base +
897 			pllx->params->ext_misc_reg[4]);
898 	writel_relaxed(PLLX_MISC5_DEFAULT_VALUE, clk_base +
899 			pllx->params->ext_misc_reg[5]);
900 	udelay(1);
901 }
902 
903 /* PLLMB */
904 void tegra210_pllmb_set_defaults(struct tegra_clk_pll *pllmb)
905 {
906 	u32 mask, val = readl_relaxed(clk_base + pllmb->params->base_reg);
907 
908 	pllmb->params->defaults_set = true;
909 
910 	if (val & PLL_ENABLE) {
911 		pr_warn("PLL_MB already enabled. Postponing set full defaults\n");
912 
913 		/*
914 		 * PLL is ON: check if defaults already set, then set those
915 		 * that can be updated in flight.
916 		 */
917 		val = PLLMB_MISC1_DEFAULT_VALUE & (~PLLMB_MISC1_IDDQ);
918 		mask = PLLMB_MISC1_LOCK_ENABLE | PLLMB_MISC1_LOCK_OVERRIDE;
919 		_pll_misc_chk_default(clk_base, pllmb->params, 0, val,
920 				~mask & PLLMB_MISC1_WRITE_MASK);
921 
922 		/* Enable lock detect */
923 		val = readl_relaxed(clk_base + pllmb->params->ext_misc_reg[0]);
924 		val &= ~mask;
925 		val |= PLLMB_MISC1_DEFAULT_VALUE & mask;
926 		writel_relaxed(val, clk_base + pllmb->params->ext_misc_reg[0]);
927 		udelay(1);
928 
929 		return;
930 	}
931 
932 	/* set IDDQ, enable lock detect */
933 	writel_relaxed(PLLMB_MISC1_DEFAULT_VALUE,
934 			clk_base + pllmb->params->ext_misc_reg[0]);
935 	udelay(1);
936 }
937 
938 /*
939  * PLLP
940  * VCO is exposed to the clock tree directly along with post-divider output.
941  * Both VCO and post-divider output rates are fixed at 408MHz and 204MHz,
942  * respectively.
943  */
944 static void pllp_check_defaults(struct tegra_clk_pll *pll, bool enabled)
945 {
946 	u32 val, mask;
947 
948 	/* Ignore lock enable (will be set), make sure not in IDDQ if enabled */
949 	val = PLLP_MISC0_DEFAULT_VALUE & (~PLLP_MISC0_IDDQ);
950 	mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
951 	if (!enabled)
952 		mask |= PLLP_MISC0_IDDQ;
953 	_pll_misc_chk_default(clk_base, pll->params, 0, val,
954 			~mask & PLLP_MISC0_WRITE_MASK);
955 
956 	/* Ignore branch controls */
957 	val = PLLP_MISC1_DEFAULT_VALUE;
958 	mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
959 	_pll_misc_chk_default(clk_base, pll->params, 1, val,
960 			~mask & PLLP_MISC1_WRITE_MASK);
961 }
962 
963 void tegra210_pllp_set_defaults(struct tegra_clk_pll *pllp)
964 {
965 	u32 mask;
966 	u32 val = readl_relaxed(clk_base + pllp->params->base_reg);
967 
968 	pllp->params->defaults_set = true;
969 
970 	if (val & PLL_ENABLE) {
971 		pr_warn("PLL_P already enabled. Postponing set full defaults\n");
972 
973 		/*
974 		 * PLL is ON: check if defaults already set, then set those
975 		 * that can be updated in flight.
976 		 */
977 		pllp_check_defaults(pllp, true);
978 
979 		/* Enable lock detect */
980 		val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[0]);
981 		mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
982 		val &= ~mask;
983 		val |= PLLP_MISC0_DEFAULT_VALUE & mask;
984 		writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[0]);
985 		udelay(1);
986 
987 		return;
988 	}
989 
990 	/* set IDDQ, enable lock detect */
991 	writel_relaxed(PLLP_MISC0_DEFAULT_VALUE,
992 			clk_base + pllp->params->ext_misc_reg[0]);
993 
994 	/* Preserve branch control */
995 	val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[1]);
996 	mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
997 	val &= mask;
998 	val |= ~mask & PLLP_MISC1_DEFAULT_VALUE;
999 	writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[1]);
1000 	udelay(1);
1001 }
1002 
1003 /*
1004  * PLLU
1005  * VCO is exposed to the clock tree directly along with post-divider output.
1006  * Both VCO and post-divider output rates are fixed at 480MHz and 240MHz,
1007  * respectively.
1008  */
1009 static void pllu_check_defaults(struct tegra_clk_pll *pll, bool hw_control)
1010 {
1011 	u32 val, mask;
1012 
1013 	/* Ignore lock enable (will be set) and IDDQ if under h/w control */
1014 	val = PLLU_MISC0_DEFAULT_VALUE & (~PLLU_MISC0_IDDQ);
1015 	mask = PLLU_MISC0_LOCK_ENABLE | (hw_control ? PLLU_MISC0_IDDQ : 0);
1016 	_pll_misc_chk_default(clk_base, pll->params, 0, val,
1017 			~mask & PLLU_MISC0_WRITE_MASK);
1018 
1019 	val = PLLU_MISC1_DEFAULT_VALUE;
1020 	mask = PLLU_MISC1_LOCK_OVERRIDE;
1021 	_pll_misc_chk_default(clk_base, pll->params, 1, val,
1022 			~mask & PLLU_MISC1_WRITE_MASK);
1023 }
1024 
1025 void tegra210_pllu_set_defaults(struct tegra_clk_pll *pllu)
1026 {
1027 	u32 val = readl_relaxed(clk_base + pllu->params->base_reg);
1028 
1029 	pllu->params->defaults_set = true;
1030 
1031 	if (val & PLL_ENABLE) {
1032 		pr_warn("PLL_U already enabled. Postponing set full defaults\n");
1033 
1034 		/*
1035 		 * PLL is ON: check if defaults already set, then set those
1036 		 * that can be updated in flight.
1037 		 */
1038 		pllu_check_defaults(pllu, false);
1039 
1040 		/* Enable lock detect */
1041 		val = readl_relaxed(clk_base + pllu->params->ext_misc_reg[0]);
1042 		val &= ~PLLU_MISC0_LOCK_ENABLE;
1043 		val |= PLLU_MISC0_DEFAULT_VALUE & PLLU_MISC0_LOCK_ENABLE;
1044 		writel_relaxed(val, clk_base + pllu->params->ext_misc_reg[0]);
1045 
1046 		val = readl_relaxed(clk_base + pllu->params->ext_misc_reg[1]);
1047 		val &= ~PLLU_MISC1_LOCK_OVERRIDE;
1048 		val |= PLLU_MISC1_DEFAULT_VALUE & PLLU_MISC1_LOCK_OVERRIDE;
1049 		writel_relaxed(val, clk_base + pllu->params->ext_misc_reg[1]);
1050 		udelay(1);
1051 
1052 		return;
1053 	}
1054 
1055 	/* set IDDQ, enable lock detect */
1056 	writel_relaxed(PLLU_MISC0_DEFAULT_VALUE,
1057 			clk_base + pllu->params->ext_misc_reg[0]);
1058 	writel_relaxed(PLLU_MISC1_DEFAULT_VALUE,
1059 			clk_base + pllu->params->ext_misc_reg[1]);
1060 	udelay(1);
1061 }
1062 
1063 #define mask(w) ((1 << (w)) - 1)
1064 #define divm_mask(p) mask(p->params->div_nmp->divm_width)
1065 #define divn_mask(p) mask(p->params->div_nmp->divn_width)
1066 #define divp_mask(p) (p->params->flags & TEGRA_PLLU ? PLLU_POST_DIVP_MASK :\
1067 		      mask(p->params->div_nmp->divp_width))
1068 
1069 #define divm_shift(p) ((p)->params->div_nmp->divm_shift)
1070 #define divn_shift(p) ((p)->params->div_nmp->divn_shift)
1071 #define divp_shift(p) ((p)->params->div_nmp->divp_shift)
1072 
1073 #define divm_mask_shifted(p) (divm_mask(p) << divm_shift(p))
1074 #define divn_mask_shifted(p) (divn_mask(p) << divn_shift(p))
1075 #define divp_mask_shifted(p) (divp_mask(p) << divp_shift(p))
1076 
1077 #define PLL_LOCKDET_DELAY 2	/* Lock detection safety delays */
1078 static int tegra210_wait_for_mask(struct tegra_clk_pll *pll,
1079 				  u32 reg, u32 mask)
1080 {
1081 	int i;
1082 	u32 val = 0;
1083 
1084 	for (i = 0; i < pll->params->lock_delay / PLL_LOCKDET_DELAY + 1; i++) {
1085 		udelay(PLL_LOCKDET_DELAY);
1086 		val = readl_relaxed(clk_base + reg);
1087 		if ((val & mask) == mask) {
1088 			udelay(PLL_LOCKDET_DELAY);
1089 			return 0;
1090 		}
1091 	}
1092 	return -ETIMEDOUT;
1093 }
1094 
1095 static int tegra210_pllx_dyn_ramp(struct tegra_clk_pll *pllx,
1096 		struct tegra_clk_pll_freq_table *cfg)
1097 {
1098 	u32 val, base, ndiv_new_mask;
1099 
1100 	ndiv_new_mask = (divn_mask(pllx) >> pllx->params->div_nmp->divn_shift)
1101 			 << PLLX_MISC2_NDIV_NEW_SHIFT;
1102 
1103 	val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1104 	val &= (~ndiv_new_mask);
1105 	val |= cfg->n << PLLX_MISC2_NDIV_NEW_SHIFT;
1106 	writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1107 	udelay(1);
1108 
1109 	val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1110 	val |= PLLX_MISC2_EN_DYNRAMP;
1111 	writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1112 	udelay(1);
1113 
1114 	tegra210_wait_for_mask(pllx, pllx->params->ext_misc_reg[2],
1115 			       PLLX_MISC2_DYNRAMP_DONE);
1116 
1117 	base = readl_relaxed(clk_base + pllx->params->base_reg) &
1118 		(~divn_mask_shifted(pllx));
1119 	base |= cfg->n << pllx->params->div_nmp->divn_shift;
1120 	writel_relaxed(base, clk_base + pllx->params->base_reg);
1121 	udelay(1);
1122 
1123 	val &= ~PLLX_MISC2_EN_DYNRAMP;
1124 	writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1125 	udelay(1);
1126 
1127 	pr_debug("%s: dynamic ramp to m = %u n = %u p = %u, Fout = %lu kHz\n",
1128 		 __clk_get_name(pllx->hw.clk), cfg->m, cfg->n, cfg->p,
1129 		 cfg->input_rate / cfg->m * cfg->n /
1130 		 pllx->params->pdiv_tohw[cfg->p].pdiv / 1000);
1131 
1132 	return 0;
1133 }
1134 
1135 /*
1136  * Common configuration for PLLs with fixed input divider policy:
1137  * - always set fixed M-value based on the reference rate
1138  * - always set P-value value 1:1 for output rates above VCO minimum, and
1139  *   choose minimum necessary P-value for output rates below VCO maximum
1140  * - calculate N-value based on selected M and P
1141  * - calculate SDM_DIN fractional part
1142  */
1143 static int tegra210_pll_fixed_mdiv_cfg(struct clk_hw *hw,
1144 			       struct tegra_clk_pll_freq_table *cfg,
1145 			       unsigned long rate, unsigned long input_rate)
1146 {
1147 	struct tegra_clk_pll *pll = to_clk_pll(hw);
1148 	struct tegra_clk_pll_params *params = pll->params;
1149 	int p;
1150 	unsigned long cf, p_rate;
1151 	u32 pdiv;
1152 
1153 	if (!rate)
1154 		return -EINVAL;
1155 
1156 	if (!(params->flags & TEGRA_PLL_VCO_OUT)) {
1157 		p = DIV_ROUND_UP(params->vco_min, rate);
1158 		p = params->round_p_to_pdiv(p, &pdiv);
1159 	} else {
1160 		p = rate >= params->vco_min ? 1 : -EINVAL;
1161 	}
1162 
1163 	if (IS_ERR_VALUE(p))
1164 		return -EINVAL;
1165 
1166 	cfg->m = tegra_pll_get_fixed_mdiv(hw, input_rate);
1167 	cfg->p = p;
1168 
1169 	/* Store P as HW value, as that is what is expected */
1170 	cfg->p = tegra_pll_p_div_to_hw(pll, cfg->p);
1171 
1172 	p_rate = rate * p;
1173 	if (p_rate > params->vco_max)
1174 		p_rate = params->vco_max;
1175 	cf = input_rate / cfg->m;
1176 	cfg->n = p_rate / cf;
1177 
1178 	cfg->sdm_data = 0;
1179 	if (params->sdm_ctrl_reg) {
1180 		unsigned long rem = p_rate - cf * cfg->n;
1181 		/* If ssc is enabled SDM enabled as well, even for integer n */
1182 		if (rem || params->ssc_ctrl_reg) {
1183 			u64 s = rem * PLL_SDM_COEFF;
1184 
1185 			do_div(s, cf);
1186 			s -= PLL_SDM_COEFF / 2;
1187 			cfg->sdm_data = sdin_din_to_data(s);
1188 		}
1189 	}
1190 
1191 	cfg->input_rate = input_rate;
1192 	cfg->output_rate = rate;
1193 
1194 	return 0;
1195 }
1196 
1197 /*
1198  * clk_pll_set_gain - set gain to m, n to calculate correct VCO rate
1199  *
1200  * @cfg: struct tegra_clk_pll_freq_table * cfg
1201  *
1202  * For Normal mode:
1203  *     Fvco = Fref * NDIV / MDIV
1204  *
1205  * For fractional mode:
1206  *     Fvco = Fref * (NDIV + 0.5 + SDM_DIN / PLL_SDM_COEFF) / MDIV
1207  */
1208 static void tegra210_clk_pll_set_gain(struct tegra_clk_pll_freq_table *cfg)
1209 {
1210 	cfg->n = cfg->n * PLL_SDM_COEFF + PLL_SDM_COEFF/2 +
1211 			sdin_data_to_din(cfg->sdm_data);
1212 	cfg->m *= PLL_SDM_COEFF;
1213 }
1214 
1215 unsigned long tegra210_clk_adjust_vco_min(struct tegra_clk_pll_params *params,
1216 					  unsigned long parent_rate)
1217 {
1218 	unsigned long vco_min = params->vco_min;
1219 
1220 	params->vco_min += DIV_ROUND_UP(parent_rate, PLL_SDM_COEFF);
1221 	vco_min = min(vco_min, params->vco_min);
1222 
1223 	return vco_min;
1224 }
1225 
1226 static struct div_nmp pllx_nmp = {
1227 	.divm_shift = 0,
1228 	.divm_width = 8,
1229 	.divn_shift = 8,
1230 	.divn_width = 8,
1231 	.divp_shift = 20,
1232 	.divp_width = 5,
1233 };
1234 /*
1235  * PLL post divider maps - two types: quasi-linear and exponential
1236  * post divider.
1237  */
1238 #define PLL_QLIN_PDIV_MAX	16
1239 static const struct pdiv_map pll_qlin_pdiv_to_hw[] = {
1240 	{ .pdiv =  1, .hw_val =  0 },
1241 	{ .pdiv =  2, .hw_val =  1 },
1242 	{ .pdiv =  3, .hw_val =  2 },
1243 	{ .pdiv =  4, .hw_val =  3 },
1244 	{ .pdiv =  5, .hw_val =  4 },
1245 	{ .pdiv =  6, .hw_val =  5 },
1246 	{ .pdiv =  8, .hw_val =  6 },
1247 	{ .pdiv =  9, .hw_val =  7 },
1248 	{ .pdiv = 10, .hw_val =  8 },
1249 	{ .pdiv = 12, .hw_val =  9 },
1250 	{ .pdiv = 15, .hw_val = 10 },
1251 	{ .pdiv = 16, .hw_val = 11 },
1252 	{ .pdiv = 18, .hw_val = 12 },
1253 	{ .pdiv = 20, .hw_val = 13 },
1254 	{ .pdiv = 24, .hw_val = 14 },
1255 	{ .pdiv = 30, .hw_val = 15 },
1256 	{ .pdiv = 32, .hw_val = 16 },
1257 };
1258 
1259 static u32 pll_qlin_p_to_pdiv(u32 p, u32 *pdiv)
1260 {
1261 	int i;
1262 
1263 	if (p) {
1264 		for (i = 0; i <= PLL_QLIN_PDIV_MAX; i++) {
1265 			if (p <= pll_qlin_pdiv_to_hw[i].pdiv) {
1266 				if (pdiv)
1267 					*pdiv = i;
1268 				return pll_qlin_pdiv_to_hw[i].pdiv;
1269 			}
1270 		}
1271 	}
1272 
1273 	return -EINVAL;
1274 }
1275 
1276 #define PLL_EXPO_PDIV_MAX	7
1277 static const struct pdiv_map pll_expo_pdiv_to_hw[] = {
1278 	{ .pdiv =   1, .hw_val = 0 },
1279 	{ .pdiv =   2, .hw_val = 1 },
1280 	{ .pdiv =   4, .hw_val = 2 },
1281 	{ .pdiv =   8, .hw_val = 3 },
1282 	{ .pdiv =  16, .hw_val = 4 },
1283 	{ .pdiv =  32, .hw_val = 5 },
1284 	{ .pdiv =  64, .hw_val = 6 },
1285 	{ .pdiv = 128, .hw_val = 7 },
1286 };
1287 
1288 static u32 pll_expo_p_to_pdiv(u32 p, u32 *pdiv)
1289 {
1290 	if (p) {
1291 		u32 i = fls(p);
1292 
1293 		if (i == ffs(p))
1294 			i--;
1295 
1296 		if (i <= PLL_EXPO_PDIV_MAX) {
1297 			if (pdiv)
1298 				*pdiv = i;
1299 			return 1 << i;
1300 		}
1301 	}
1302 	return -EINVAL;
1303 }
1304 
1305 static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
1306 	/* 1 GHz */
1307 	{ 12000000, 1000000000, 166, 1, 1, 0 }, /* actual: 996.0 MHz */
1308 	{ 13000000, 1000000000, 153, 1, 1, 0 }, /* actual: 994.0 MHz */
1309 	{ 38400000, 1000000000, 156, 3, 1, 0 }, /* actual: 998.4 MHz */
1310 	{        0,          0,   0, 0, 0, 0 },
1311 };
1312 
1313 static struct tegra_clk_pll_params pll_x_params = {
1314 	.input_min = 12000000,
1315 	.input_max = 800000000,
1316 	.cf_min = 12000000,
1317 	.cf_max = 38400000,
1318 	.vco_min = 1350000000,
1319 	.vco_max = 3000000000UL,
1320 	.base_reg = PLLX_BASE,
1321 	.misc_reg = PLLX_MISC0,
1322 	.lock_mask = PLL_BASE_LOCK,
1323 	.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
1324 	.lock_delay = 300,
1325 	.ext_misc_reg[0] = PLLX_MISC0,
1326 	.ext_misc_reg[1] = PLLX_MISC1,
1327 	.ext_misc_reg[2] = PLLX_MISC2,
1328 	.ext_misc_reg[3] = PLLX_MISC3,
1329 	.ext_misc_reg[4] = PLLX_MISC4,
1330 	.ext_misc_reg[5] = PLLX_MISC5,
1331 	.iddq_reg = PLLX_MISC3,
1332 	.iddq_bit_idx = PLLXP_IDDQ_BIT,
1333 	.max_p = PLL_QLIN_PDIV_MAX,
1334 	.mdiv_default = 2,
1335 	.dyn_ramp_reg = PLLX_MISC2,
1336 	.stepa_shift = 16,
1337 	.stepb_shift = 24,
1338 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1339 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1340 	.div_nmp = &pllx_nmp,
1341 	.freq_table = pll_x_freq_table,
1342 	.flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1343 	.dyn_ramp = tegra210_pllx_dyn_ramp,
1344 	.set_defaults = tegra210_pllx_set_defaults,
1345 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1346 };
1347 
1348 static struct div_nmp pllc_nmp = {
1349 	.divm_shift = 0,
1350 	.divm_width = 8,
1351 	.divn_shift = 10,
1352 	.divn_width = 8,
1353 	.divp_shift = 20,
1354 	.divp_width = 5,
1355 };
1356 
1357 static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
1358 	{ 12000000, 510000000, 85, 1, 1, 0 },
1359 	{ 13000000, 510000000, 78, 1, 1, 0 }, /* actual: 507.0 MHz */
1360 	{ 38400000, 510000000, 79, 3, 1, 0 }, /* actual: 505.6 MHz */
1361 	{        0,         0,  0, 0, 0, 0 },
1362 };
1363 
1364 static struct tegra_clk_pll_params pll_c_params = {
1365 	.input_min = 12000000,
1366 	.input_max = 700000000,
1367 	.cf_min = 12000000,
1368 	.cf_max = 50000000,
1369 	.vco_min = 600000000,
1370 	.vco_max = 1200000000,
1371 	.base_reg = PLLC_BASE,
1372 	.misc_reg = PLLC_MISC0,
1373 	.lock_mask = PLL_BASE_LOCK,
1374 	.lock_delay = 300,
1375 	.iddq_reg = PLLC_MISC1,
1376 	.iddq_bit_idx = PLLCX_IDDQ_BIT,
1377 	.reset_reg = PLLC_MISC0,
1378 	.reset_bit_idx = PLLCX_RESET_BIT,
1379 	.max_p = PLL_QLIN_PDIV_MAX,
1380 	.ext_misc_reg[0] = PLLC_MISC0,
1381 	.ext_misc_reg[1] = PLLC_MISC1,
1382 	.ext_misc_reg[2] = PLLC_MISC2,
1383 	.ext_misc_reg[3] = PLLC_MISC3,
1384 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1385 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1386 	.mdiv_default = 3,
1387 	.div_nmp = &pllc_nmp,
1388 	.freq_table = pll_cx_freq_table,
1389 	.flags = TEGRA_PLL_USE_LOCK,
1390 	.set_defaults = _pllc_set_defaults,
1391 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1392 };
1393 
1394 static struct div_nmp pllcx_nmp = {
1395 	.divm_shift = 0,
1396 	.divm_width = 8,
1397 	.divn_shift = 10,
1398 	.divn_width = 8,
1399 	.divp_shift = 20,
1400 	.divp_width = 5,
1401 };
1402 
1403 static struct tegra_clk_pll_params pll_c2_params = {
1404 	.input_min = 12000000,
1405 	.input_max = 700000000,
1406 	.cf_min = 12000000,
1407 	.cf_max = 50000000,
1408 	.vco_min = 600000000,
1409 	.vco_max = 1200000000,
1410 	.base_reg = PLLC2_BASE,
1411 	.misc_reg = PLLC2_MISC0,
1412 	.iddq_reg = PLLC2_MISC1,
1413 	.iddq_bit_idx = PLLCX_IDDQ_BIT,
1414 	.reset_reg = PLLC2_MISC0,
1415 	.reset_bit_idx = PLLCX_RESET_BIT,
1416 	.lock_mask = PLLCX_BASE_LOCK,
1417 	.lock_delay = 300,
1418 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1419 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1420 	.mdiv_default = 3,
1421 	.div_nmp = &pllcx_nmp,
1422 	.max_p = PLL_QLIN_PDIV_MAX,
1423 	.ext_misc_reg[0] = PLLC2_MISC0,
1424 	.ext_misc_reg[1] = PLLC2_MISC1,
1425 	.ext_misc_reg[2] = PLLC2_MISC2,
1426 	.ext_misc_reg[3] = PLLC2_MISC3,
1427 	.freq_table = pll_cx_freq_table,
1428 	.flags = TEGRA_PLL_USE_LOCK,
1429 	.set_defaults = _pllc2_set_defaults,
1430 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1431 };
1432 
1433 static struct tegra_clk_pll_params pll_c3_params = {
1434 	.input_min = 12000000,
1435 	.input_max = 700000000,
1436 	.cf_min = 12000000,
1437 	.cf_max = 50000000,
1438 	.vco_min = 600000000,
1439 	.vco_max = 1200000000,
1440 	.base_reg = PLLC3_BASE,
1441 	.misc_reg = PLLC3_MISC0,
1442 	.lock_mask = PLLCX_BASE_LOCK,
1443 	.lock_delay = 300,
1444 	.iddq_reg = PLLC3_MISC1,
1445 	.iddq_bit_idx = PLLCX_IDDQ_BIT,
1446 	.reset_reg = PLLC3_MISC0,
1447 	.reset_bit_idx = PLLCX_RESET_BIT,
1448 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1449 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1450 	.mdiv_default = 3,
1451 	.div_nmp = &pllcx_nmp,
1452 	.max_p = PLL_QLIN_PDIV_MAX,
1453 	.ext_misc_reg[0] = PLLC3_MISC0,
1454 	.ext_misc_reg[1] = PLLC3_MISC1,
1455 	.ext_misc_reg[2] = PLLC3_MISC2,
1456 	.ext_misc_reg[3] = PLLC3_MISC3,
1457 	.freq_table = pll_cx_freq_table,
1458 	.flags = TEGRA_PLL_USE_LOCK,
1459 	.set_defaults = _pllc3_set_defaults,
1460 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1461 };
1462 
1463 static struct div_nmp pllss_nmp = {
1464 	.divm_shift = 0,
1465 	.divm_width = 8,
1466 	.divn_shift = 8,
1467 	.divn_width = 8,
1468 	.divp_shift = 19,
1469 	.divp_width = 5,
1470 };
1471 
1472 static struct tegra_clk_pll_freq_table pll_c4_vco_freq_table[] = {
1473 	{ 12000000, 600000000, 50, 1, 0, 0 },
1474 	{ 13000000, 600000000, 46, 1, 0, 0 }, /* actual: 598.0 MHz */
1475 	{ 38400000, 600000000, 62, 4, 0, 0 }, /* actual: 595.2 MHz */
1476 	{        0,         0,  0, 0, 0, 0 },
1477 };
1478 
1479 static const struct clk_div_table pll_vco_post_div_table[] = {
1480 	{ .val =  0, .div =  1 },
1481 	{ .val =  1, .div =  2 },
1482 	{ .val =  2, .div =  3 },
1483 	{ .val =  3, .div =  4 },
1484 	{ .val =  4, .div =  5 },
1485 	{ .val =  5, .div =  6 },
1486 	{ .val =  6, .div =  8 },
1487 	{ .val =  7, .div = 10 },
1488 	{ .val =  8, .div = 12 },
1489 	{ .val =  9, .div = 16 },
1490 	{ .val = 10, .div = 12 },
1491 	{ .val = 11, .div = 16 },
1492 	{ .val = 12, .div = 20 },
1493 	{ .val = 13, .div = 24 },
1494 	{ .val = 14, .div = 32 },
1495 	{ .val =  0, .div =  0 },
1496 };
1497 
1498 static struct tegra_clk_pll_params pll_c4_vco_params = {
1499 	.input_min = 9600000,
1500 	.input_max = 800000000,
1501 	.cf_min = 9600000,
1502 	.cf_max = 19200000,
1503 	.vco_min = 500000000,
1504 	.vco_max = 1080000000,
1505 	.base_reg = PLLC4_BASE,
1506 	.misc_reg = PLLC4_MISC0,
1507 	.lock_mask = PLL_BASE_LOCK,
1508 	.lock_delay = 300,
1509 	.max_p = PLL_QLIN_PDIV_MAX,
1510 	.ext_misc_reg[0] = PLLC4_MISC0,
1511 	.iddq_reg = PLLC4_BASE,
1512 	.iddq_bit_idx = PLLSS_IDDQ_BIT,
1513 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1514 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1515 	.mdiv_default = 3,
1516 	.div_nmp = &pllss_nmp,
1517 	.freq_table = pll_c4_vco_freq_table,
1518 	.set_defaults = tegra210_pllc4_set_defaults,
1519 	.flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1520 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1521 };
1522 
1523 static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
1524 	{ 12000000,  800000000,  66, 1, 0, 0 }, /* actual: 792.0 MHz */
1525 	{ 13000000,  800000000,  61, 1, 0, 0 }, /* actual: 793.0 MHz */
1526 	{ 38400000,  297600000,  93, 4, 2, 0 },
1527 	{ 38400000,  400000000, 125, 4, 2, 0 },
1528 	{ 38400000,  532800000, 111, 4, 1, 0 },
1529 	{ 38400000,  665600000, 104, 3, 1, 0 },
1530 	{ 38400000,  800000000, 125, 3, 1, 0 },
1531 	{ 38400000,  931200000,  97, 4, 0, 0 },
1532 	{ 38400000, 1065600000, 111, 4, 0, 0 },
1533 	{ 38400000, 1200000000, 125, 4, 0, 0 },
1534 	{ 38400000, 1331200000, 104, 3, 0, 0 },
1535 	{ 38400000, 1459200000,  76, 2, 0, 0 },
1536 	{ 38400000, 1600000000, 125, 3, 0, 0 },
1537 	{        0,          0,   0, 0, 0, 0 },
1538 };
1539 
1540 static struct div_nmp pllm_nmp = {
1541 	.divm_shift = 0,
1542 	.divm_width = 8,
1543 	.override_divm_shift = 0,
1544 	.divn_shift = 8,
1545 	.divn_width = 8,
1546 	.override_divn_shift = 8,
1547 	.divp_shift = 20,
1548 	.divp_width = 5,
1549 	.override_divp_shift = 27,
1550 };
1551 
1552 static struct tegra_clk_pll_params pll_m_params = {
1553 	.input_min = 9600000,
1554 	.input_max = 500000000,
1555 	.cf_min = 9600000,
1556 	.cf_max = 19200000,
1557 	.vco_min = 800000000,
1558 	.vco_max = 1866000000,
1559 	.base_reg = PLLM_BASE,
1560 	.misc_reg = PLLM_MISC2,
1561 	.lock_mask = PLL_BASE_LOCK,
1562 	.lock_enable_bit_idx = PLLM_MISC_LOCK_ENABLE,
1563 	.lock_delay = 300,
1564 	.iddq_reg = PLLM_MISC2,
1565 	.iddq_bit_idx = PLLM_IDDQ_BIT,
1566 	.max_p = PLL_QLIN_PDIV_MAX,
1567 	.ext_misc_reg[0] = PLLM_MISC2,
1568 	.ext_misc_reg[0] = PLLM_MISC1,
1569 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1570 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1571 	.div_nmp = &pllm_nmp,
1572 	.pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
1573 	.pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
1574 	.freq_table = pll_m_freq_table,
1575 	.flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1576 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1577 };
1578 
1579 static struct tegra_clk_pll_params pll_mb_params = {
1580 	.input_min = 9600000,
1581 	.input_max = 500000000,
1582 	.cf_min = 9600000,
1583 	.cf_max = 19200000,
1584 	.vco_min = 800000000,
1585 	.vco_max = 1866000000,
1586 	.base_reg = PLLMB_BASE,
1587 	.misc_reg = PLLMB_MISC1,
1588 	.lock_mask = PLL_BASE_LOCK,
1589 	.lock_delay = 300,
1590 	.iddq_reg = PLLMB_MISC1,
1591 	.iddq_bit_idx = PLLMB_IDDQ_BIT,
1592 	.max_p = PLL_QLIN_PDIV_MAX,
1593 	.ext_misc_reg[0] = PLLMB_MISC1,
1594 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1595 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1596 	.div_nmp = &pllm_nmp,
1597 	.freq_table = pll_m_freq_table,
1598 	.flags = TEGRA_PLL_USE_LOCK,
1599 	.set_defaults = tegra210_pllmb_set_defaults,
1600 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1601 };
1602 
1603 
1604 static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
1605 	/* PLLE special case: use cpcon field to store cml divider value */
1606 	{ 672000000, 100000000, 125, 42, 0, 13 },
1607 	{ 624000000, 100000000, 125, 39, 0, 13 },
1608 	{ 336000000, 100000000, 125, 21, 0, 13 },
1609 	{ 312000000, 100000000, 200, 26, 0, 14 },
1610 	{  38400000, 100000000, 125,  2, 0, 14 },
1611 	{  12000000, 100000000, 200,  1, 0, 14 },
1612 	{         0,         0,   0,  0, 0,  0 },
1613 };
1614 
1615 static struct div_nmp plle_nmp = {
1616 	.divm_shift = 0,
1617 	.divm_width = 8,
1618 	.divn_shift = 8,
1619 	.divn_width = 8,
1620 	.divp_shift = 24,
1621 	.divp_width = 5,
1622 };
1623 
1624 static struct tegra_clk_pll_params pll_e_params = {
1625 	.input_min = 12000000,
1626 	.input_max = 800000000,
1627 	.cf_min = 12000000,
1628 	.cf_max = 38400000,
1629 	.vco_min = 1600000000,
1630 	.vco_max = 2500000000U,
1631 	.base_reg = PLLE_BASE,
1632 	.misc_reg = PLLE_MISC0,
1633 	.aux_reg = PLLE_AUX,
1634 	.lock_mask = PLLE_MISC_LOCK,
1635 	.lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
1636 	.lock_delay = 300,
1637 	.div_nmp = &plle_nmp,
1638 	.freq_table = pll_e_freq_table,
1639 	.flags = TEGRA_PLL_FIXED | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_USE_LOCK |
1640 		 TEGRA_PLL_HAS_LOCK_ENABLE,
1641 	.fixed_rate = 100000000,
1642 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1643 };
1644 
1645 static struct tegra_clk_pll_freq_table pll_re_vco_freq_table[] = {
1646 	{ 12000000, 672000000, 56, 1, 0, 0 },
1647 	{ 13000000, 672000000, 51, 1, 0, 0 }, /* actual: 663.0 MHz */
1648 	{ 38400000, 672000000, 70, 4, 0, 0 },
1649 	{        0,         0,  0, 0, 0, 0 },
1650 };
1651 
1652 static struct div_nmp pllre_nmp = {
1653 	.divm_shift = 0,
1654 	.divm_width = 8,
1655 	.divn_shift = 8,
1656 	.divn_width = 8,
1657 	.divp_shift = 16,
1658 	.divp_width = 5,
1659 };
1660 
1661 static struct tegra_clk_pll_params pll_re_vco_params = {
1662 	.input_min = 9600000,
1663 	.input_max = 800000000,
1664 	.cf_min = 9600000,
1665 	.cf_max = 19200000,
1666 	.vco_min = 350000000,
1667 	.vco_max = 700000000,
1668 	.base_reg = PLLRE_BASE,
1669 	.misc_reg = PLLRE_MISC0,
1670 	.lock_mask = PLLRE_MISC_LOCK,
1671 	.lock_delay = 300,
1672 	.max_p = PLL_QLIN_PDIV_MAX,
1673 	.ext_misc_reg[0] = PLLRE_MISC0,
1674 	.iddq_reg = PLLRE_MISC0,
1675 	.iddq_bit_idx = PLLRE_IDDQ_BIT,
1676 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1677 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1678 	.div_nmp = &pllre_nmp,
1679 	.freq_table = pll_re_vco_freq_table,
1680 	.flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_VCO_OUT,
1681 	.set_defaults = tegra210_pllre_set_defaults,
1682 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1683 };
1684 
1685 static struct div_nmp pllp_nmp = {
1686 	.divm_shift = 0,
1687 	.divm_width = 8,
1688 	.divn_shift = 10,
1689 	.divn_width = 8,
1690 	.divp_shift = 20,
1691 	.divp_width = 5,
1692 };
1693 
1694 static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
1695 	{ 12000000, 408000000, 34, 1, 0, 0 },
1696 	{ 38400000, 408000000, 85, 8, 0, 0 }, /* cf = 4.8MHz, allowed exception */
1697 	{        0,         0,  0, 0, 0, 0 },
1698 };
1699 
1700 static struct tegra_clk_pll_params pll_p_params = {
1701 	.input_min = 9600000,
1702 	.input_max = 800000000,
1703 	.cf_min = 9600000,
1704 	.cf_max = 19200000,
1705 	.vco_min = 350000000,
1706 	.vco_max = 700000000,
1707 	.base_reg = PLLP_BASE,
1708 	.misc_reg = PLLP_MISC0,
1709 	.lock_mask = PLL_BASE_LOCK,
1710 	.lock_delay = 300,
1711 	.iddq_reg = PLLP_MISC0,
1712 	.iddq_bit_idx = PLLXP_IDDQ_BIT,
1713 	.ext_misc_reg[0] = PLLP_MISC0,
1714 	.ext_misc_reg[1] = PLLP_MISC1,
1715 	.div_nmp = &pllp_nmp,
1716 	.freq_table = pll_p_freq_table,
1717 	.fixed_rate = 408000000,
1718 	.flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1719 	.set_defaults = tegra210_pllp_set_defaults,
1720 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1721 };
1722 
1723 static struct tegra_clk_pll_params pll_a1_params = {
1724 	.input_min = 12000000,
1725 	.input_max = 700000000,
1726 	.cf_min = 12000000,
1727 	.cf_max = 50000000,
1728 	.vco_min = 600000000,
1729 	.vco_max = 1200000000,
1730 	.base_reg = PLLA1_BASE,
1731 	.misc_reg = PLLA1_MISC0,
1732 	.lock_mask = PLLCX_BASE_LOCK,
1733 	.lock_delay = 300,
1734 	.iddq_reg = PLLA1_MISC0,
1735 	.iddq_bit_idx = PLLCX_IDDQ_BIT,
1736 	.reset_reg = PLLA1_MISC0,
1737 	.reset_bit_idx = PLLCX_RESET_BIT,
1738 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1739 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1740 	.div_nmp = &pllc_nmp,
1741 	.ext_misc_reg[0] = PLLA1_MISC0,
1742 	.ext_misc_reg[1] = PLLA1_MISC1,
1743 	.ext_misc_reg[2] = PLLA1_MISC2,
1744 	.ext_misc_reg[3] = PLLA1_MISC3,
1745 	.freq_table = pll_cx_freq_table,
1746 	.flags = TEGRA_PLL_USE_LOCK,
1747 	.set_defaults = _plla1_set_defaults,
1748 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1749 };
1750 
1751 static struct div_nmp plla_nmp = {
1752 	.divm_shift = 0,
1753 	.divm_width = 8,
1754 	.divn_shift = 8,
1755 	.divn_width = 8,
1756 	.divp_shift = 20,
1757 	.divp_width = 5,
1758 };
1759 
1760 static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
1761 	{ 12000000, 282240000, 47, 1, 1, 1, 0xf148 }, /* actual: 282240234 */
1762 	{ 12000000, 368640000, 61, 1, 1, 1, 0xfe15 }, /* actual: 368640381 */
1763 	{ 12000000, 240000000, 60, 1, 2, 1,      0 },
1764 	{ 13000000, 282240000, 43, 1, 1, 1, 0xfd7d }, /* actual: 282239807 */
1765 	{ 13000000, 368640000, 56, 1, 1, 1, 0x06d8 }, /* actual: 368640137 */
1766 	{ 13000000, 240000000, 55, 1, 2, 1,      0 }, /* actual: 238.3 MHz */
1767 	{ 38400000, 282240000, 44, 3, 1, 1, 0xf333 }, /* actual: 282239844 */
1768 	{ 38400000, 368640000, 57, 3, 1, 1, 0x0333 }, /* actual: 368639844 */
1769 	{ 38400000, 240000000, 75, 3, 3, 1,      0 },
1770 	{        0,         0,  0, 0, 0, 0,      0 },
1771 };
1772 
1773 static struct tegra_clk_pll_params pll_a_params = {
1774 	.input_min = 12000000,
1775 	.input_max = 800000000,
1776 	.cf_min = 12000000,
1777 	.cf_max = 19200000,
1778 	.vco_min = 500000000,
1779 	.vco_max = 1000000000,
1780 	.base_reg = PLLA_BASE,
1781 	.misc_reg = PLLA_MISC0,
1782 	.lock_mask = PLL_BASE_LOCK,
1783 	.lock_delay = 300,
1784 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1785 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1786 	.iddq_reg = PLLA_BASE,
1787 	.iddq_bit_idx = PLLA_IDDQ_BIT,
1788 	.div_nmp = &plla_nmp,
1789 	.sdm_din_reg = PLLA_MISC1,
1790 	.sdm_din_mask = PLLA_SDM_DIN_MASK,
1791 	.sdm_ctrl_reg = PLLA_MISC2,
1792 	.sdm_ctrl_en_mask = PLLA_SDM_EN_MASK,
1793 	.ext_misc_reg[0] = PLLA_MISC0,
1794 	.ext_misc_reg[1] = PLLA_MISC1,
1795 	.ext_misc_reg[2] = PLLA_MISC2,
1796 	.freq_table = pll_a_freq_table,
1797 	.flags = TEGRA_PLL_USE_LOCK | TEGRA_MDIV_NEW,
1798 	.set_defaults = tegra210_plla_set_defaults,
1799 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1800 	.set_gain = tegra210_clk_pll_set_gain,
1801 	.adjust_vco = tegra210_clk_adjust_vco_min,
1802 };
1803 
1804 static struct div_nmp plld_nmp = {
1805 	.divm_shift = 0,
1806 	.divm_width = 8,
1807 	.divn_shift = 11,
1808 	.divn_width = 8,
1809 	.divp_shift = 20,
1810 	.divp_width = 3,
1811 };
1812 
1813 static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
1814 	{ 12000000, 594000000, 99, 1, 1, 0,      0 },
1815 	{ 13000000, 594000000, 91, 1, 1, 0, 0xfc4f }, /* actual: 594000183 */
1816 	{ 38400000, 594000000, 30, 1, 1, 0, 0x0e00 },
1817 	{        0,         0,  0, 0, 0, 0,      0 },
1818 };
1819 
1820 static struct tegra_clk_pll_params pll_d_params = {
1821 	.input_min = 12000000,
1822 	.input_max = 800000000,
1823 	.cf_min = 12000000,
1824 	.cf_max = 38400000,
1825 	.vco_min = 750000000,
1826 	.vco_max = 1500000000,
1827 	.base_reg = PLLD_BASE,
1828 	.misc_reg = PLLD_MISC0,
1829 	.lock_mask = PLL_BASE_LOCK,
1830 	.lock_delay = 1000,
1831 	.iddq_reg = PLLD_MISC0,
1832 	.iddq_bit_idx = PLLD_IDDQ_BIT,
1833 	.round_p_to_pdiv = pll_expo_p_to_pdiv,
1834 	.pdiv_tohw = pll_expo_pdiv_to_hw,
1835 	.div_nmp = &plld_nmp,
1836 	.sdm_din_reg = PLLD_MISC0,
1837 	.sdm_din_mask = PLLA_SDM_DIN_MASK,
1838 	.sdm_ctrl_reg = PLLD_MISC0,
1839 	.sdm_ctrl_en_mask = PLLD_SDM_EN_MASK,
1840 	.ext_misc_reg[0] = PLLD_MISC0,
1841 	.ext_misc_reg[1] = PLLD_MISC1,
1842 	.freq_table = pll_d_freq_table,
1843 	.flags = TEGRA_PLL_USE_LOCK,
1844 	.mdiv_default = 1,
1845 	.set_defaults = tegra210_plld_set_defaults,
1846 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1847 	.set_gain = tegra210_clk_pll_set_gain,
1848 	.adjust_vco = tegra210_clk_adjust_vco_min,
1849 };
1850 
1851 static struct tegra_clk_pll_freq_table tegra210_pll_d2_freq_table[] = {
1852 	{ 12000000, 594000000, 99, 1, 1, 0, 0xf000 },
1853 	{ 13000000, 594000000, 91, 1, 1, 0, 0xfc4f }, /* actual: 594000183 */
1854 	{ 38400000, 594000000, 30, 1, 1, 0, 0x0e00 },
1855 	{        0,         0,  0, 0, 0, 0,      0 },
1856 };
1857 
1858 /* s/w policy, always tegra_pll_ref */
1859 static struct tegra_clk_pll_params pll_d2_params = {
1860 	.input_min = 12000000,
1861 	.input_max = 800000000,
1862 	.cf_min = 12000000,
1863 	.cf_max = 38400000,
1864 	.vco_min = 750000000,
1865 	.vco_max = 1500000000,
1866 	.base_reg = PLLD2_BASE,
1867 	.misc_reg = PLLD2_MISC0,
1868 	.lock_mask = PLL_BASE_LOCK,
1869 	.lock_delay = 300,
1870 	.iddq_reg = PLLD2_BASE,
1871 	.iddq_bit_idx = PLLSS_IDDQ_BIT,
1872 	.sdm_din_reg = PLLD2_MISC3,
1873 	.sdm_din_mask = PLLA_SDM_DIN_MASK,
1874 	.sdm_ctrl_reg = PLLD2_MISC1,
1875 	.sdm_ctrl_en_mask = PLLD2_SDM_EN_MASK,
1876 	.ssc_ctrl_reg = PLLD2_MISC1,
1877 	.ssc_ctrl_en_mask = PLLD2_SSC_EN_MASK,
1878 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1879 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1880 	.div_nmp = &pllss_nmp,
1881 	.ext_misc_reg[0] = PLLD2_MISC0,
1882 	.ext_misc_reg[1] = PLLD2_MISC1,
1883 	.ext_misc_reg[2] = PLLD2_MISC2,
1884 	.ext_misc_reg[3] = PLLD2_MISC3,
1885 	.max_p = PLL_QLIN_PDIV_MAX,
1886 	.mdiv_default = 1,
1887 	.freq_table = tegra210_pll_d2_freq_table,
1888 	.set_defaults = tegra210_plld2_set_defaults,
1889 	.flags = TEGRA_PLL_USE_LOCK,
1890 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1891 	.set_gain = tegra210_clk_pll_set_gain,
1892 	.adjust_vco = tegra210_clk_adjust_vco_min,
1893 };
1894 
1895 static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
1896 	{ 12000000, 270000000, 90, 1, 3, 0, 0xf000 },
1897 	{ 13000000, 270000000, 83, 1, 3, 0, 0xf000 }, /* actual: 269.8 MHz */
1898 	{ 38400000, 270000000, 28, 1, 3, 0, 0xf400 },
1899 	{        0,         0,  0, 0, 0, 0,      0 },
1900 };
1901 
1902 static struct tegra_clk_pll_params pll_dp_params = {
1903 	.input_min = 12000000,
1904 	.input_max = 800000000,
1905 	.cf_min = 12000000,
1906 	.cf_max = 38400000,
1907 	.vco_min = 750000000,
1908 	.vco_max = 1500000000,
1909 	.base_reg = PLLDP_BASE,
1910 	.misc_reg = PLLDP_MISC,
1911 	.lock_mask = PLL_BASE_LOCK,
1912 	.lock_delay = 300,
1913 	.iddq_reg = PLLDP_BASE,
1914 	.iddq_bit_idx = PLLSS_IDDQ_BIT,
1915 	.sdm_din_reg = PLLDP_SS_CTRL2,
1916 	.sdm_din_mask = PLLA_SDM_DIN_MASK,
1917 	.sdm_ctrl_reg = PLLDP_SS_CFG,
1918 	.sdm_ctrl_en_mask = PLLDP_SDM_EN_MASK,
1919 	.ssc_ctrl_reg = PLLDP_SS_CFG,
1920 	.ssc_ctrl_en_mask = PLLDP_SSC_EN_MASK,
1921 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1922 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1923 	.div_nmp = &pllss_nmp,
1924 	.ext_misc_reg[0] = PLLDP_MISC,
1925 	.ext_misc_reg[1] = PLLDP_SS_CFG,
1926 	.ext_misc_reg[2] = PLLDP_SS_CTRL1,
1927 	.ext_misc_reg[3] = PLLDP_SS_CTRL2,
1928 	.max_p = PLL_QLIN_PDIV_MAX,
1929 	.mdiv_default = 1,
1930 	.freq_table = pll_dp_freq_table,
1931 	.set_defaults = tegra210_plldp_set_defaults,
1932 	.flags = TEGRA_PLL_USE_LOCK,
1933 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1934 	.set_gain = tegra210_clk_pll_set_gain,
1935 	.adjust_vco = tegra210_clk_adjust_vco_min,
1936 };
1937 
1938 static struct div_nmp pllu_nmp = {
1939 	.divm_shift = 0,
1940 	.divm_width = 8,
1941 	.divn_shift = 8,
1942 	.divn_width = 8,
1943 	.divp_shift = 16,
1944 	.divp_width = 5,
1945 };
1946 
1947 static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
1948 	{ 12000000, 480000000, 40, 1, 0, 0 },
1949 	{ 13000000, 480000000, 36, 1, 0, 0 }, /* actual: 468.0 MHz */
1950 	{ 38400000, 480000000, 25, 2, 0, 0 },
1951 	{        0,         0,  0, 0, 0, 0 },
1952 };
1953 
1954 static struct tegra_clk_pll_params pll_u_vco_params = {
1955 	.input_min = 9600000,
1956 	.input_max = 800000000,
1957 	.cf_min = 9600000,
1958 	.cf_max = 19200000,
1959 	.vco_min = 350000000,
1960 	.vco_max = 700000000,
1961 	.base_reg = PLLU_BASE,
1962 	.misc_reg = PLLU_MISC0,
1963 	.lock_mask = PLL_BASE_LOCK,
1964 	.lock_delay = 1000,
1965 	.iddq_reg = PLLU_MISC0,
1966 	.iddq_bit_idx = PLLU_IDDQ_BIT,
1967 	.ext_misc_reg[0] = PLLU_MISC0,
1968 	.ext_misc_reg[1] = PLLU_MISC1,
1969 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1970 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1971 	.div_nmp = &pllu_nmp,
1972 	.freq_table = pll_u_freq_table,
1973 	.flags = TEGRA_PLLU | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1974 	.set_defaults = tegra210_pllu_set_defaults,
1975 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1976 };
1977 
1978 struct utmi_clk_param {
1979 	/* Oscillator Frequency in KHz */
1980 	u32 osc_frequency;
1981 	/* UTMIP PLL Enable Delay Count  */
1982 	u8 enable_delay_count;
1983 	/* UTMIP PLL Stable count */
1984 	u16 stable_count;
1985 	/*  UTMIP PLL Active delay count */
1986 	u8 active_delay_count;
1987 	/* UTMIP PLL Xtal frequency count */
1988 	u16 xtal_freq_count;
1989 };
1990 
1991 static const struct utmi_clk_param utmi_parameters[] = {
1992 	{
1993 		.osc_frequency = 38400000, .enable_delay_count = 0x0,
1994 		.stable_count = 0x0, .active_delay_count = 0x6,
1995 		.xtal_freq_count = 0x80
1996 	}, {
1997 		.osc_frequency = 13000000, .enable_delay_count = 0x02,
1998 		.stable_count = 0x33, .active_delay_count = 0x05,
1999 		.xtal_freq_count = 0x7f
2000 	}, {
2001 		.osc_frequency = 19200000, .enable_delay_count = 0x03,
2002 		.stable_count = 0x4b, .active_delay_count = 0x06,
2003 		.xtal_freq_count = 0xbb
2004 	}, {
2005 		.osc_frequency = 12000000, .enable_delay_count = 0x02,
2006 		.stable_count = 0x2f, .active_delay_count = 0x08,
2007 		.xtal_freq_count = 0x76
2008 	}, {
2009 		.osc_frequency = 26000000, .enable_delay_count = 0x04,
2010 		.stable_count = 0x66, .active_delay_count = 0x09,
2011 		.xtal_freq_count = 0xfe
2012 	}, {
2013 		.osc_frequency = 16800000, .enable_delay_count = 0x03,
2014 		.stable_count = 0x41, .active_delay_count = 0x0a,
2015 		.xtal_freq_count = 0xa4
2016 	},
2017 };
2018 
2019 static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = {
2020 	[tegra_clk_ispb] = { .dt_id = TEGRA210_CLK_ISPB, .present = true },
2021 	[tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true },
2022 	[tegra_clk_timer] = { .dt_id = TEGRA210_CLK_TIMER, .present = true },
2023 	[tegra_clk_uarta_8] = { .dt_id = TEGRA210_CLK_UARTA, .present = true },
2024 	[tegra_clk_sdmmc2_9] = { .dt_id = TEGRA210_CLK_SDMMC2, .present = true },
2025 	[tegra_clk_i2s1] = { .dt_id = TEGRA210_CLK_I2S1, .present = true },
2026 	[tegra_clk_i2c1] = { .dt_id = TEGRA210_CLK_I2C1, .present = true },
2027 	[tegra_clk_sdmmc1_9] = { .dt_id = TEGRA210_CLK_SDMMC1, .present = true },
2028 	[tegra_clk_sdmmc4_9] = { .dt_id = TEGRA210_CLK_SDMMC4, .present = true },
2029 	[tegra_clk_pwm] = { .dt_id = TEGRA210_CLK_PWM, .present = true },
2030 	[tegra_clk_i2s2] = { .dt_id = TEGRA210_CLK_I2S2, .present = true },
2031 	[tegra_clk_usbd] = { .dt_id = TEGRA210_CLK_USBD, .present = true },
2032 	[tegra_clk_isp_9] = { .dt_id = TEGRA210_CLK_ISP, .present = true },
2033 	[tegra_clk_disp2_8] = { .dt_id = TEGRA210_CLK_DISP2, .present = true },
2034 	[tegra_clk_disp1_8] = { .dt_id = TEGRA210_CLK_DISP1, .present = true },
2035 	[tegra_clk_host1x_9] = { .dt_id = TEGRA210_CLK_HOST1X, .present = true },
2036 	[tegra_clk_i2s0] = { .dt_id = TEGRA210_CLK_I2S0, .present = true },
2037 	[tegra_clk_apbdma] = { .dt_id = TEGRA210_CLK_APBDMA, .present = true },
2038 	[tegra_clk_kfuse] = { .dt_id = TEGRA210_CLK_KFUSE, .present = true },
2039 	[tegra_clk_sbc1_9] = { .dt_id = TEGRA210_CLK_SBC1, .present = true },
2040 	[tegra_clk_sbc2_9] = { .dt_id = TEGRA210_CLK_SBC2, .present = true },
2041 	[tegra_clk_sbc3_9] = { .dt_id = TEGRA210_CLK_SBC3, .present = true },
2042 	[tegra_clk_i2c5] = { .dt_id = TEGRA210_CLK_I2C5, .present = true },
2043 	[tegra_clk_csi] = { .dt_id = TEGRA210_CLK_CSI, .present = true },
2044 	[tegra_clk_i2c2] = { .dt_id = TEGRA210_CLK_I2C2, .present = true },
2045 	[tegra_clk_uartc_8] = { .dt_id = TEGRA210_CLK_UARTC, .present = true },
2046 	[tegra_clk_mipi_cal] = { .dt_id = TEGRA210_CLK_MIPI_CAL, .present = true },
2047 	[tegra_clk_emc] = { .dt_id = TEGRA210_CLK_EMC, .present = true },
2048 	[tegra_clk_usb2] = { .dt_id = TEGRA210_CLK_USB2, .present = true },
2049 	[tegra_clk_bsev] = { .dt_id = TEGRA210_CLK_BSEV, .present = true },
2050 	[tegra_clk_uartd_8] = { .dt_id = TEGRA210_CLK_UARTD, .present = true },
2051 	[tegra_clk_i2c3] = { .dt_id = TEGRA210_CLK_I2C3, .present = true },
2052 	[tegra_clk_sbc4_9] = { .dt_id = TEGRA210_CLK_SBC4, .present = true },
2053 	[tegra_clk_sdmmc3_9] = { .dt_id = TEGRA210_CLK_SDMMC3, .present = true },
2054 	[tegra_clk_pcie] = { .dt_id = TEGRA210_CLK_PCIE, .present = true },
2055 	[tegra_clk_owr_8] = { .dt_id = TEGRA210_CLK_OWR, .present = true },
2056 	[tegra_clk_afi] = { .dt_id = TEGRA210_CLK_AFI, .present = true },
2057 	[tegra_clk_csite_8] = { .dt_id = TEGRA210_CLK_CSITE, .present = true },
2058 	[tegra_clk_soc_therm_8] = { .dt_id = TEGRA210_CLK_SOC_THERM, .present = true },
2059 	[tegra_clk_dtv] = { .dt_id = TEGRA210_CLK_DTV, .present = true },
2060 	[tegra_clk_i2cslow] = { .dt_id = TEGRA210_CLK_I2CSLOW, .present = true },
2061 	[tegra_clk_tsec_8] = { .dt_id = TEGRA210_CLK_TSEC, .present = true },
2062 	[tegra_clk_xusb_host] = { .dt_id = TEGRA210_CLK_XUSB_HOST, .present = true },
2063 	[tegra_clk_csus] = { .dt_id = TEGRA210_CLK_CSUS, .present = true },
2064 	[tegra_clk_mselect] = { .dt_id = TEGRA210_CLK_MSELECT, .present = true },
2065 	[tegra_clk_tsensor] = { .dt_id = TEGRA210_CLK_TSENSOR, .present = true },
2066 	[tegra_clk_i2s3] = { .dt_id = TEGRA210_CLK_I2S3, .present = true },
2067 	[tegra_clk_i2s4] = { .dt_id = TEGRA210_CLK_I2S4, .present = true },
2068 	[tegra_clk_i2c4] = { .dt_id = TEGRA210_CLK_I2C4, .present = true },
2069 	[tegra_clk_d_audio] = { .dt_id = TEGRA210_CLK_D_AUDIO, .present = true },
2070 	[tegra_clk_hda2codec_2x_8] = { .dt_id = TEGRA210_CLK_HDA2CODEC_2X, .present = true },
2071 	[tegra_clk_spdif_2x] = { .dt_id = TEGRA210_CLK_SPDIF_2X, .present = true },
2072 	[tegra_clk_actmon] = { .dt_id = TEGRA210_CLK_ACTMON, .present = true },
2073 	[tegra_clk_extern1] = { .dt_id = TEGRA210_CLK_EXTERN1, .present = true },
2074 	[tegra_clk_extern2] = { .dt_id = TEGRA210_CLK_EXTERN2, .present = true },
2075 	[tegra_clk_extern3] = { .dt_id = TEGRA210_CLK_EXTERN3, .present = true },
2076 	[tegra_clk_sata_oob_8] = { .dt_id = TEGRA210_CLK_SATA_OOB, .present = true },
2077 	[tegra_clk_sata_8] = { .dt_id = TEGRA210_CLK_SATA, .present = true },
2078 	[tegra_clk_hda_8] = { .dt_id = TEGRA210_CLK_HDA, .present = true },
2079 	[tegra_clk_hda2hdmi] = { .dt_id = TEGRA210_CLK_HDA2HDMI, .present = true },
2080 	[tegra_clk_cilab] = { .dt_id = TEGRA210_CLK_CILAB, .present = true },
2081 	[tegra_clk_cilcd] = { .dt_id = TEGRA210_CLK_CILCD, .present = true },
2082 	[tegra_clk_cile] = { .dt_id = TEGRA210_CLK_CILE, .present = true },
2083 	[tegra_clk_dsialp] = { .dt_id = TEGRA210_CLK_DSIALP, .present = true },
2084 	[tegra_clk_dsiblp] = { .dt_id = TEGRA210_CLK_DSIBLP, .present = true },
2085 	[tegra_clk_entropy_8] = { .dt_id = TEGRA210_CLK_ENTROPY, .present = true },
2086 	[tegra_clk_xusb_ss] = { .dt_id = TEGRA210_CLK_XUSB_SS, .present = true },
2087 	[tegra_clk_i2c6] = { .dt_id = TEGRA210_CLK_I2C6, .present = true },
2088 	[tegra_clk_vim2_clk] = { .dt_id = TEGRA210_CLK_VIM2_CLK, .present = true },
2089 	[tegra_clk_clk72Mhz_8] = { .dt_id = TEGRA210_CLK_CLK72MHZ, .present = true },
2090 	[tegra_clk_vic03_8] = { .dt_id = TEGRA210_CLK_VIC03, .present = true },
2091 	[tegra_clk_dpaux] = { .dt_id = TEGRA210_CLK_DPAUX, .present = true },
2092 	[tegra_clk_sor0] = { .dt_id = TEGRA210_CLK_SOR0, .present = true },
2093 	[tegra_clk_sor0_lvds] = { .dt_id = TEGRA210_CLK_SOR0_LVDS, .present = true },
2094 	[tegra_clk_gpu] = { .dt_id = TEGRA210_CLK_GPU, .present = true },
2095 	[tegra_clk_pll_g_ref] = { .dt_id = TEGRA210_CLK_PLL_G_REF, .present = true, },
2096 	[tegra_clk_uartb_8] = { .dt_id = TEGRA210_CLK_UARTB, .present = true },
2097 	[tegra_clk_vfir] = { .dt_id = TEGRA210_CLK_VFIR, .present = true },
2098 	[tegra_clk_spdif_in_8] = { .dt_id = TEGRA210_CLK_SPDIF_IN, .present = true },
2099 	[tegra_clk_spdif_out] = { .dt_id = TEGRA210_CLK_SPDIF_OUT, .present = true },
2100 	[tegra_clk_vi_10] = { .dt_id = TEGRA210_CLK_VI, .present = true },
2101 	[tegra_clk_vi_sensor_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR, .present = true },
2102 	[tegra_clk_fuse] = { .dt_id = TEGRA210_CLK_FUSE, .present = true },
2103 	[tegra_clk_fuse_burn] = { .dt_id = TEGRA210_CLK_FUSE_BURN, .present = true },
2104 	[tegra_clk_clk_32k] = { .dt_id = TEGRA210_CLK_CLK_32K, .present = true },
2105 	[tegra_clk_clk_m] = { .dt_id = TEGRA210_CLK_CLK_M, .present = true },
2106 	[tegra_clk_clk_m_div2] = { .dt_id = TEGRA210_CLK_CLK_M_DIV2, .present = true },
2107 	[tegra_clk_clk_m_div4] = { .dt_id = TEGRA210_CLK_CLK_M_DIV4, .present = true },
2108 	[tegra_clk_pll_ref] = { .dt_id = TEGRA210_CLK_PLL_REF, .present = true },
2109 	[tegra_clk_pll_c] = { .dt_id = TEGRA210_CLK_PLL_C, .present = true },
2110 	[tegra_clk_pll_c_out1] = { .dt_id = TEGRA210_CLK_PLL_C_OUT1, .present = true },
2111 	[tegra_clk_pll_c2] = { .dt_id = TEGRA210_CLK_PLL_C2, .present = true },
2112 	[tegra_clk_pll_c3] = { .dt_id = TEGRA210_CLK_PLL_C3, .present = true },
2113 	[tegra_clk_pll_m] = { .dt_id = TEGRA210_CLK_PLL_M, .present = true },
2114 	[tegra_clk_pll_m_out1] = { .dt_id = TEGRA210_CLK_PLL_M_OUT1, .present = true },
2115 	[tegra_clk_pll_p] = { .dt_id = TEGRA210_CLK_PLL_P, .present = true },
2116 	[tegra_clk_pll_p_out1] = { .dt_id = TEGRA210_CLK_PLL_P_OUT1, .present = true },
2117 	[tegra_clk_pll_p_out3] = { .dt_id = TEGRA210_CLK_PLL_P_OUT3, .present = true },
2118 	[tegra_clk_pll_p_out4_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT4, .present = true },
2119 	[tegra_clk_pll_p_out_hsio] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_HSIO, .present = true },
2120 	[tegra_clk_pll_p_out_xusb] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_XUSB, .present = true },
2121 	[tegra_clk_pll_p_out_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_CPU, .present = true },
2122 	[tegra_clk_pll_p_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_ADSP, .present = true },
2123 	[tegra_clk_pll_a] = { .dt_id = TEGRA210_CLK_PLL_A, .present = true },
2124 	[tegra_clk_pll_a_out0] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0, .present = true },
2125 	[tegra_clk_pll_d] = { .dt_id = TEGRA210_CLK_PLL_D, .present = true },
2126 	[tegra_clk_pll_d_out0] = { .dt_id = TEGRA210_CLK_PLL_D_OUT0, .present = true },
2127 	[tegra_clk_pll_d2] = { .dt_id = TEGRA210_CLK_PLL_D2, .present = true },
2128 	[tegra_clk_pll_d2_out0] = { .dt_id = TEGRA210_CLK_PLL_D2_OUT0, .present = true },
2129 	[tegra_clk_pll_u] = { .dt_id = TEGRA210_CLK_PLL_U, .present = true },
2130 	[tegra_clk_pll_u_out] = { .dt_id = TEGRA210_CLK_PLL_U_OUT, .present = true },
2131 	[tegra_clk_pll_u_out1] = { .dt_id = TEGRA210_CLK_PLL_U_OUT1, .present = true },
2132 	[tegra_clk_pll_u_out2] = { .dt_id = TEGRA210_CLK_PLL_U_OUT2, .present = true },
2133 	[tegra_clk_pll_u_480m] = { .dt_id = TEGRA210_CLK_PLL_U_480M, .present = true },
2134 	[tegra_clk_pll_u_60m] = { .dt_id = TEGRA210_CLK_PLL_U_60M, .present = true },
2135 	[tegra_clk_pll_u_48m] = { .dt_id = TEGRA210_CLK_PLL_U_48M, .present = true },
2136 	[tegra_clk_pll_x] = { .dt_id = TEGRA210_CLK_PLL_X, .present = true },
2137 	[tegra_clk_pll_x_out0] = { .dt_id = TEGRA210_CLK_PLL_X_OUT0, .present = true },
2138 	[tegra_clk_pll_re_vco] = { .dt_id = TEGRA210_CLK_PLL_RE_VCO, .present = true },
2139 	[tegra_clk_pll_re_out] = { .dt_id = TEGRA210_CLK_PLL_RE_OUT, .present = true },
2140 	[tegra_clk_spdif_in_sync] = { .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC, .present = true },
2141 	[tegra_clk_i2s0_sync] = { .dt_id = TEGRA210_CLK_I2S0_SYNC, .present = true },
2142 	[tegra_clk_i2s1_sync] = { .dt_id = TEGRA210_CLK_I2S1_SYNC, .present = true },
2143 	[tegra_clk_i2s2_sync] = { .dt_id = TEGRA210_CLK_I2S2_SYNC, .present = true },
2144 	[tegra_clk_i2s3_sync] = { .dt_id = TEGRA210_CLK_I2S3_SYNC, .present = true },
2145 	[tegra_clk_i2s4_sync] = { .dt_id = TEGRA210_CLK_I2S4_SYNC, .present = true },
2146 	[tegra_clk_vimclk_sync] = { .dt_id = TEGRA210_CLK_VIMCLK_SYNC, .present = true },
2147 	[tegra_clk_audio0] = { .dt_id = TEGRA210_CLK_AUDIO0, .present = true },
2148 	[tegra_clk_audio1] = { .dt_id = TEGRA210_CLK_AUDIO1, .present = true },
2149 	[tegra_clk_audio2] = { .dt_id = TEGRA210_CLK_AUDIO2, .present = true },
2150 	[tegra_clk_audio3] = { .dt_id = TEGRA210_CLK_AUDIO3, .present = true },
2151 	[tegra_clk_audio4] = { .dt_id = TEGRA210_CLK_AUDIO4, .present = true },
2152 	[tegra_clk_spdif] = { .dt_id = TEGRA210_CLK_SPDIF, .present = true },
2153 	[tegra_clk_clk_out_1] = { .dt_id = TEGRA210_CLK_CLK_OUT_1, .present = true },
2154 	[tegra_clk_clk_out_2] = { .dt_id = TEGRA210_CLK_CLK_OUT_2, .present = true },
2155 	[tegra_clk_clk_out_3] = { .dt_id = TEGRA210_CLK_CLK_OUT_3, .present = true },
2156 	[tegra_clk_blink] = { .dt_id = TEGRA210_CLK_BLINK, .present = true },
2157 	[tegra_clk_xusb_gate] = { .dt_id = TEGRA210_CLK_XUSB_GATE, .present = true },
2158 	[tegra_clk_xusb_host_src_8] = { .dt_id = TEGRA210_CLK_XUSB_HOST_SRC, .present = true },
2159 	[tegra_clk_xusb_falcon_src_8] = { .dt_id = TEGRA210_CLK_XUSB_FALCON_SRC, .present = true },
2160 	[tegra_clk_xusb_fs_src] = { .dt_id = TEGRA210_CLK_XUSB_FS_SRC, .present = true },
2161 	[tegra_clk_xusb_ss_src_8] = { .dt_id = TEGRA210_CLK_XUSB_SS_SRC, .present = true },
2162 	[tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA210_CLK_XUSB_SS_DIV2, .present = true },
2163 	[tegra_clk_xusb_dev_src_8] = { .dt_id = TEGRA210_CLK_XUSB_DEV_SRC, .present = true },
2164 	[tegra_clk_xusb_dev] = { .dt_id = TEGRA210_CLK_XUSB_DEV, .present = true },
2165 	[tegra_clk_xusb_hs_src_4] = { .dt_id = TEGRA210_CLK_XUSB_HS_SRC, .present = true },
2166 	[tegra_clk_xusb_ssp_src] = { .dt_id = TEGRA210_CLK_XUSB_SSP_SRC, .present = true },
2167 	[tegra_clk_usb2_hsic_trk] = { .dt_id = TEGRA210_CLK_USB2_HSIC_TRK, .present = true },
2168 	[tegra_clk_hsic_trk] = { .dt_id = TEGRA210_CLK_HSIC_TRK, .present = true },
2169 	[tegra_clk_usb2_trk] = { .dt_id = TEGRA210_CLK_USB2_TRK, .present = true },
2170 	[tegra_clk_sclk] = { .dt_id = TEGRA210_CLK_SCLK, .present = true },
2171 	[tegra_clk_sclk_mux] = { .dt_id = TEGRA210_CLK_SCLK_MUX, .present = true },
2172 	[tegra_clk_hclk] = { .dt_id = TEGRA210_CLK_HCLK, .present = true },
2173 	[tegra_clk_pclk] = { .dt_id = TEGRA210_CLK_PCLK, .present = true },
2174 	[tegra_clk_cclk_g] = { .dt_id = TEGRA210_CLK_CCLK_G, .present = true },
2175 	[tegra_clk_cclk_lp] = { .dt_id = TEGRA210_CLK_CCLK_LP, .present = true },
2176 	[tegra_clk_dfll_ref] = { .dt_id = TEGRA210_CLK_DFLL_REF, .present = true },
2177 	[tegra_clk_dfll_soc] = { .dt_id = TEGRA210_CLK_DFLL_SOC, .present = true },
2178 	[tegra_clk_vi_sensor2_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR2, .present = true },
2179 	[tegra_clk_pll_p_out5] = { .dt_id = TEGRA210_CLK_PLL_P_OUT5, .present = true },
2180 	[tegra_clk_pll_c4] = { .dt_id = TEGRA210_CLK_PLL_C4, .present = true },
2181 	[tegra_clk_pll_dp] = { .dt_id = TEGRA210_CLK_PLL_DP, .present = true },
2182 	[tegra_clk_audio0_mux] = { .dt_id = TEGRA210_CLK_AUDIO0_MUX, .present = true },
2183 	[tegra_clk_audio1_mux] = { .dt_id = TEGRA210_CLK_AUDIO1_MUX, .present = true },
2184 	[tegra_clk_audio2_mux] = { .dt_id = TEGRA210_CLK_AUDIO2_MUX, .present = true },
2185 	[tegra_clk_audio3_mux] = { .dt_id = TEGRA210_CLK_AUDIO3_MUX, .present = true },
2186 	[tegra_clk_audio4_mux] = { .dt_id = TEGRA210_CLK_AUDIO4_MUX, .present = true },
2187 	[tegra_clk_spdif_mux] = { .dt_id = TEGRA210_CLK_SPDIF_MUX, .present = true },
2188 	[tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_1_MUX, .present = true },
2189 	[tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_2_MUX, .present = true },
2190 	[tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_3_MUX, .present = true },
2191 	[tegra_clk_maud] = { .dt_id = TEGRA210_CLK_MAUD, .present = true },
2192 	[tegra_clk_mipibif] = { .dt_id = TEGRA210_CLK_MIPIBIF, .present = true },
2193 	[tegra_clk_qspi] = { .dt_id = TEGRA210_CLK_QSPI, .present = true },
2194 	[tegra_clk_sdmmc_legacy] = { .dt_id = TEGRA210_CLK_SDMMC_LEGACY, .present = true },
2195 	[tegra_clk_tsecb] = { .dt_id = TEGRA210_CLK_TSECB, .present = true },
2196 	[tegra_clk_uartape] = { .dt_id = TEGRA210_CLK_UARTAPE, .present = true },
2197 	[tegra_clk_vi_i2c] = { .dt_id = TEGRA210_CLK_VI_I2C, .present = true },
2198 	[tegra_clk_ape] = { .dt_id = TEGRA210_CLK_APE, .present = true },
2199 	[tegra_clk_dbgapb] = { .dt_id = TEGRA210_CLK_DBGAPB, .present = true },
2200 	[tegra_clk_nvdec] = { .dt_id = TEGRA210_CLK_NVDEC, .present = true },
2201 	[tegra_clk_nvenc] = { .dt_id = TEGRA210_CLK_NVENC, .present = true },
2202 	[tegra_clk_nvjpg] = { .dt_id = TEGRA210_CLK_NVJPG, .present = true },
2203 	[tegra_clk_pll_c4_out0] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT0, .present = true },
2204 	[tegra_clk_pll_c4_out1] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT1, .present = true },
2205 	[tegra_clk_pll_c4_out2] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT2, .present = true },
2206 	[tegra_clk_pll_c4_out3] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT3, .present = true },
2207 };
2208 
2209 static struct tegra_devclk devclks[] __initdata = {
2210 	{ .con_id = "clk_m", .dt_id = TEGRA210_CLK_CLK_M },
2211 	{ .con_id = "pll_ref", .dt_id = TEGRA210_CLK_PLL_REF },
2212 	{ .con_id = "clk_32k", .dt_id = TEGRA210_CLK_CLK_32K },
2213 	{ .con_id = "clk_m_div2", .dt_id = TEGRA210_CLK_CLK_M_DIV2 },
2214 	{ .con_id = "clk_m_div4", .dt_id = TEGRA210_CLK_CLK_M_DIV4 },
2215 	{ .con_id = "pll_c", .dt_id = TEGRA210_CLK_PLL_C },
2216 	{ .con_id = "pll_c_out1", .dt_id = TEGRA210_CLK_PLL_C_OUT1 },
2217 	{ .con_id = "pll_c2", .dt_id = TEGRA210_CLK_PLL_C2 },
2218 	{ .con_id = "pll_c3", .dt_id = TEGRA210_CLK_PLL_C3 },
2219 	{ .con_id = "pll_p", .dt_id = TEGRA210_CLK_PLL_P },
2220 	{ .con_id = "pll_p_out1", .dt_id = TEGRA210_CLK_PLL_P_OUT1 },
2221 	{ .con_id = "pll_p_out2", .dt_id = TEGRA210_CLK_PLL_P_OUT2 },
2222 	{ .con_id = "pll_p_out3", .dt_id = TEGRA210_CLK_PLL_P_OUT3 },
2223 	{ .con_id = "pll_p_out4", .dt_id = TEGRA210_CLK_PLL_P_OUT4 },
2224 	{ .con_id = "pll_m", .dt_id = TEGRA210_CLK_PLL_M },
2225 	{ .con_id = "pll_m_out1", .dt_id = TEGRA210_CLK_PLL_M_OUT1 },
2226 	{ .con_id = "pll_x", .dt_id = TEGRA210_CLK_PLL_X },
2227 	{ .con_id = "pll_x_out0", .dt_id = TEGRA210_CLK_PLL_X_OUT0 },
2228 	{ .con_id = "pll_u", .dt_id = TEGRA210_CLK_PLL_U },
2229 	{ .con_id = "pll_u_out", .dt_id = TEGRA210_CLK_PLL_U_OUT },
2230 	{ .con_id = "pll_u_out1", .dt_id = TEGRA210_CLK_PLL_U_OUT1 },
2231 	{ .con_id = "pll_u_out2", .dt_id = TEGRA210_CLK_PLL_U_OUT2 },
2232 	{ .con_id = "pll_u_480M", .dt_id = TEGRA210_CLK_PLL_U_480M },
2233 	{ .con_id = "pll_u_60M", .dt_id = TEGRA210_CLK_PLL_U_60M },
2234 	{ .con_id = "pll_u_48M", .dt_id = TEGRA210_CLK_PLL_U_48M },
2235 	{ .con_id = "pll_d", .dt_id = TEGRA210_CLK_PLL_D },
2236 	{ .con_id = "pll_d_out0", .dt_id = TEGRA210_CLK_PLL_D_OUT0 },
2237 	{ .con_id = "pll_d2", .dt_id = TEGRA210_CLK_PLL_D2 },
2238 	{ .con_id = "pll_d2_out0", .dt_id = TEGRA210_CLK_PLL_D2_OUT0 },
2239 	{ .con_id = "pll_a", .dt_id = TEGRA210_CLK_PLL_A },
2240 	{ .con_id = "pll_a_out0", .dt_id = TEGRA210_CLK_PLL_A_OUT0 },
2241 	{ .con_id = "pll_re_vco", .dt_id = TEGRA210_CLK_PLL_RE_VCO },
2242 	{ .con_id = "pll_re_out", .dt_id = TEGRA210_CLK_PLL_RE_OUT },
2243 	{ .con_id = "spdif_in_sync", .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC },
2244 	{ .con_id = "i2s0_sync", .dt_id = TEGRA210_CLK_I2S0_SYNC },
2245 	{ .con_id = "i2s1_sync", .dt_id = TEGRA210_CLK_I2S1_SYNC },
2246 	{ .con_id = "i2s2_sync", .dt_id = TEGRA210_CLK_I2S2_SYNC },
2247 	{ .con_id = "i2s3_sync", .dt_id = TEGRA210_CLK_I2S3_SYNC },
2248 	{ .con_id = "i2s4_sync", .dt_id = TEGRA210_CLK_I2S4_SYNC },
2249 	{ .con_id = "vimclk_sync", .dt_id = TEGRA210_CLK_VIMCLK_SYNC },
2250 	{ .con_id = "audio0", .dt_id = TEGRA210_CLK_AUDIO0 },
2251 	{ .con_id = "audio1", .dt_id = TEGRA210_CLK_AUDIO1 },
2252 	{ .con_id = "audio2", .dt_id = TEGRA210_CLK_AUDIO2 },
2253 	{ .con_id = "audio3", .dt_id = TEGRA210_CLK_AUDIO3 },
2254 	{ .con_id = "audio4", .dt_id = TEGRA210_CLK_AUDIO4 },
2255 	{ .con_id = "spdif", .dt_id = TEGRA210_CLK_SPDIF },
2256 	{ .con_id = "spdif_2x", .dt_id = TEGRA210_CLK_SPDIF_2X },
2257 	{ .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA210_CLK_EXTERN1 },
2258 	{ .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA210_CLK_EXTERN2 },
2259 	{ .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA210_CLK_EXTERN3 },
2260 	{ .con_id = "blink", .dt_id = TEGRA210_CLK_BLINK },
2261 	{ .con_id = "cclk_g", .dt_id = TEGRA210_CLK_CCLK_G },
2262 	{ .con_id = "cclk_lp", .dt_id = TEGRA210_CLK_CCLK_LP },
2263 	{ .con_id = "sclk", .dt_id = TEGRA210_CLK_SCLK },
2264 	{ .con_id = "hclk", .dt_id = TEGRA210_CLK_HCLK },
2265 	{ .con_id = "pclk", .dt_id = TEGRA210_CLK_PCLK },
2266 	{ .con_id = "fuse", .dt_id = TEGRA210_CLK_FUSE },
2267 	{ .dev_id = "rtc-tegra", .dt_id = TEGRA210_CLK_RTC },
2268 	{ .dev_id = "timer", .dt_id = TEGRA210_CLK_TIMER },
2269 	{ .con_id = "pll_c4_out0", .dt_id = TEGRA210_CLK_PLL_C4_OUT0 },
2270 	{ .con_id = "pll_c4_out1", .dt_id = TEGRA210_CLK_PLL_C4_OUT1 },
2271 	{ .con_id = "pll_c4_out2", .dt_id = TEGRA210_CLK_PLL_C4_OUT2 },
2272 	{ .con_id = "pll_c4_out3", .dt_id = TEGRA210_CLK_PLL_C4_OUT3 },
2273 	{ .con_id = "dpaux", .dt_id = TEGRA210_CLK_DPAUX },
2274 	{ .con_id = "sor0", .dt_id = TEGRA210_CLK_SOR0 },
2275 };
2276 
2277 static struct tegra_audio_clk_info tegra210_audio_plls[] = {
2278 	{ "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_ref" },
2279 	{ "pll_a1", &pll_a1_params, tegra_clk_pll_a1, "pll_ref" },
2280 };
2281 
2282 static struct clk **clks;
2283 
2284 static void tegra210_utmi_param_configure(void __iomem *clk_base)
2285 {
2286 	u32 reg;
2287 	int i;
2288 
2289 	for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
2290 		if (osc_freq == utmi_parameters[i].osc_frequency)
2291 			break;
2292 	}
2293 
2294 	if (i >= ARRAY_SIZE(utmi_parameters)) {
2295 		pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
2296 		       osc_freq);
2297 		return;
2298 	}
2299 
2300 	reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2301 	reg |= PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE |
2302 	       PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT |
2303 	       PLLU_HW_PWRDN_CFG0_USE_LOCKDET;
2304 	reg &= ~(PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL |
2305 		  PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL);
2306 	writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2307 
2308 	reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2309 	reg |= PLLU_HW_PWRDN_CFG0_SEQ_ENABLE;
2310 	writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2311 	udelay(1);
2312 
2313 	reg = readl_relaxed(clk_base + PLLU_BASE);
2314 	reg &= ~PLLU_BASE_CLKENABLE_USB;
2315 	writel_relaxed(reg, clk_base + PLLU_BASE);
2316 
2317 	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2318 	reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2319 	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2320 
2321 	udelay(10);
2322 
2323 	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2324 
2325 	/* Program UTMIP PLL stable and active counts */
2326 	/* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
2327 	reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
2328 	reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
2329 
2330 	reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
2331 
2332 	reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].
2333 					    active_delay_count);
2334 	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2335 
2336 	/* Program UTMIP PLL delay and oscillator frequency counts */
2337 	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2338 	reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
2339 
2340 	reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].
2341 					    enable_delay_count);
2342 
2343 	reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
2344 	reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].
2345 					   xtal_freq_count);
2346 
2347 	reg |= UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
2348 	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2349 
2350 	/* Remove power downs from UTMIP PLL control bits */
2351 	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2352 	reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2353 	reg |= UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2354 	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2355 	udelay(1);
2356 
2357 	/* Enable samplers for SNPS, XUSB_HOST, XUSB_DEV */
2358 	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2359 	reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP;
2360 	reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP;
2361 	reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP;
2362 	reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
2363 	reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
2364 	reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN;
2365 	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2366 
2367 	/* Setup HW control of UTMIPLL */
2368 	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2369 	reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2370 	reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2371 	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2372 
2373 	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2374 	reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
2375 	reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
2376 	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2377 
2378 	udelay(1);
2379 
2380 	reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2381 	reg &= ~XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY;
2382 	writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2383 
2384 	udelay(1);
2385 
2386 	/* Enable HW control UTMIPLL */
2387 	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2388 	reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
2389 	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2390 }
2391 
2392 static __init void tegra210_periph_clk_init(void __iomem *clk_base,
2393 					    void __iomem *pmc_base)
2394 {
2395 	struct clk *clk;
2396 
2397 	/* xusb_ss_div2 */
2398 	clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
2399 					1, 2);
2400 	clks[TEGRA210_CLK_XUSB_SS_DIV2] = clk;
2401 
2402 	/* pll_d_dsi_out */
2403 	clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
2404 				clk_base + PLLD_MISC0, 21, 0, &pll_d_lock);
2405 	clks[TEGRA210_CLK_PLL_D_DSI_OUT] = clk;
2406 
2407 	/* dsia */
2408 	clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
2409 					     clk_base, 0, 48,
2410 					     periph_clk_enb_refcnt);
2411 	clks[TEGRA210_CLK_DSIA] = clk;
2412 
2413 	/* dsib */
2414 	clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
2415 					     clk_base, 0, 82,
2416 					     periph_clk_enb_refcnt);
2417 	clks[TEGRA210_CLK_DSIB] = clk;
2418 
2419 	/* emc mux */
2420 	clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
2421 			       ARRAY_SIZE(mux_pllmcp_clkm), 0,
2422 			       clk_base + CLK_SOURCE_EMC,
2423 			       29, 3, 0, &emc_lock);
2424 
2425 	clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC,
2426 				    &emc_lock);
2427 	clks[TEGRA210_CLK_MC] = clk;
2428 
2429 	/* cml0 */
2430 	clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
2431 				0, 0, &pll_e_lock);
2432 	clk_register_clkdev(clk, "cml0", NULL);
2433 	clks[TEGRA210_CLK_CML0] = clk;
2434 
2435 	/* cml1 */
2436 	clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
2437 				1, 0, &pll_e_lock);
2438 	clk_register_clkdev(clk, "cml1", NULL);
2439 	clks[TEGRA210_CLK_CML1] = clk;
2440 
2441 	tegra_periph_clk_init(clk_base, pmc_base, tegra210_clks, &pll_p_params);
2442 }
2443 
2444 static void __init tegra210_pll_init(void __iomem *clk_base,
2445 				     void __iomem *pmc)
2446 {
2447 	u32 val;
2448 	struct clk *clk;
2449 
2450 	/* PLLC */
2451 	clk = tegra_clk_register_pllxc_tegra210("pll_c", "pll_ref", clk_base,
2452 			pmc, 0, &pll_c_params, NULL);
2453 	if (!WARN_ON(IS_ERR(clk)))
2454 		clk_register_clkdev(clk, "pll_c", NULL);
2455 	clks[TEGRA210_CLK_PLL_C] = clk;
2456 
2457 	/* PLLC_OUT1 */
2458 	clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
2459 			clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
2460 			8, 8, 1, NULL);
2461 	clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
2462 				clk_base + PLLC_OUT, 1, 0,
2463 				CLK_SET_RATE_PARENT, 0, NULL);
2464 	clk_register_clkdev(clk, "pll_c_out1", NULL);
2465 	clks[TEGRA210_CLK_PLL_C_OUT1] = clk;
2466 
2467 	/* PLLC_UD */
2468 	clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
2469 					CLK_SET_RATE_PARENT, 1, 1);
2470 	clk_register_clkdev(clk, "pll_c_ud", NULL);
2471 	clks[TEGRA210_CLK_PLL_C_UD] = clk;
2472 
2473 	/* PLLC2 */
2474 	clk = tegra_clk_register_pllc_tegra210("pll_c2", "pll_ref", clk_base,
2475 			     pmc, 0, &pll_c2_params, NULL);
2476 	clk_register_clkdev(clk, "pll_c2", NULL);
2477 	clks[TEGRA210_CLK_PLL_C2] = clk;
2478 
2479 	/* PLLC3 */
2480 	clk = tegra_clk_register_pllc_tegra210("pll_c3", "pll_ref", clk_base,
2481 			     pmc, 0, &pll_c3_params, NULL);
2482 	clk_register_clkdev(clk, "pll_c3", NULL);
2483 	clks[TEGRA210_CLK_PLL_C3] = clk;
2484 
2485 	/* PLLM */
2486 	clk = tegra_clk_register_pllm("pll_m", "osc", clk_base, pmc,
2487 			     CLK_SET_RATE_GATE, &pll_m_params, NULL);
2488 	clk_register_clkdev(clk, "pll_m", NULL);
2489 	clks[TEGRA210_CLK_PLL_M] = clk;
2490 
2491 	/* PLLMB */
2492 	clk = tegra_clk_register_pllmb("pll_mb", "osc", clk_base, pmc,
2493 			     CLK_SET_RATE_GATE, &pll_mb_params, NULL);
2494 	clk_register_clkdev(clk, "pll_mb", NULL);
2495 	clks[TEGRA210_CLK_PLL_MB] = clk;
2496 
2497 	clk_register_clkdev(clk, "pll_m_out1", NULL);
2498 	clks[TEGRA210_CLK_PLL_M_OUT1] = clk;
2499 
2500 	/* PLLM_UD */
2501 	clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
2502 					CLK_SET_RATE_PARENT, 1, 1);
2503 	clk_register_clkdev(clk, "pll_m_ud", NULL);
2504 	clks[TEGRA210_CLK_PLL_M_UD] = clk;
2505 
2506 	/* PLLU_VCO */
2507 	val = readl(clk_base + pll_u_vco_params.base_reg);
2508 	val &= ~BIT(24); /* disable PLLU_OVERRIDE */
2509 	writel(val, clk_base + pll_u_vco_params.base_reg);
2510 
2511 	clk = tegra_clk_register_pllre("pll_u_vco", "pll_ref", clk_base, pmc,
2512 			    0, &pll_u_vco_params, &pll_u_lock, pll_ref_freq);
2513 	clk_register_clkdev(clk, "pll_u_vco", NULL);
2514 	clks[TEGRA210_CLK_PLL_U] = clk;
2515 
2516 	/* PLLU_OUT */
2517 	clk = clk_register_divider_table(NULL, "pll_u_out", "pll_u_vco", 0,
2518 					 clk_base + PLLU_BASE, 16, 4, 0,
2519 					 pll_vco_post_div_table, NULL);
2520 	clk_register_clkdev(clk, "pll_u_out", NULL);
2521 	clks[TEGRA210_CLK_PLL_U_OUT] = clk;
2522 
2523 	/* PLLU_OUT1 */
2524 	clk = tegra_clk_register_divider("pll_u_out1_div", "pll_u_out",
2525 				clk_base + PLLU_OUTA, 0,
2526 				TEGRA_DIVIDER_ROUND_UP,
2527 				8, 8, 1, &pll_u_lock);
2528 	clk = tegra_clk_register_pll_out("pll_u_out1", "pll_u_out1_div",
2529 				clk_base + PLLU_OUTA, 1, 0,
2530 				CLK_SET_RATE_PARENT, 0, &pll_u_lock);
2531 	clk_register_clkdev(clk, "pll_u_out1", NULL);
2532 	clks[TEGRA210_CLK_PLL_U_OUT1] = clk;
2533 
2534 	/* PLLU_OUT2 */
2535 	clk = tegra_clk_register_divider("pll_u_out2_div", "pll_u_out",
2536 				clk_base + PLLU_OUTA, 0,
2537 				TEGRA_DIVIDER_ROUND_UP,
2538 				24, 8, 1, &pll_u_lock);
2539 	clk = tegra_clk_register_pll_out("pll_u_out2", "pll_u_out2_div",
2540 				clk_base + PLLU_OUTA, 17, 16,
2541 				CLK_SET_RATE_PARENT, 0, &pll_u_lock);
2542 	clk_register_clkdev(clk, "pll_u_out2", NULL);
2543 	clks[TEGRA210_CLK_PLL_U_OUT2] = clk;
2544 
2545 	tegra210_utmi_param_configure(clk_base);
2546 
2547 	/* PLLU_480M */
2548 	clk = clk_register_gate(NULL, "pll_u_480M", "pll_u_vco",
2549 				CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2550 				22, 0, &pll_u_lock);
2551 	clk_register_clkdev(clk, "pll_u_480M", NULL);
2552 	clks[TEGRA210_CLK_PLL_U_480M] = clk;
2553 
2554 	/* PLLU_60M */
2555 	clk = clk_register_gate(NULL, "pll_u_60M", "pll_u_out2",
2556 				CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2557 				23, 0, NULL);
2558 	clk_register_clkdev(clk, "pll_u_60M", NULL);
2559 	clks[TEGRA210_CLK_PLL_U_60M] = clk;
2560 
2561 	/* PLLU_48M */
2562 	clk = clk_register_gate(NULL, "pll_u_48M", "pll_u_out1",
2563 				CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2564 				25, 0, NULL);
2565 	clk_register_clkdev(clk, "pll_u_48M", NULL);
2566 	clks[TEGRA210_CLK_PLL_U_48M] = clk;
2567 
2568 	/* PLLD */
2569 	clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
2570 			    &pll_d_params, &pll_d_lock);
2571 	clk_register_clkdev(clk, "pll_d", NULL);
2572 	clks[TEGRA210_CLK_PLL_D] = clk;
2573 
2574 	/* PLLD_OUT0 */
2575 	clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
2576 					CLK_SET_RATE_PARENT, 1, 2);
2577 	clk_register_clkdev(clk, "pll_d_out0", NULL);
2578 	clks[TEGRA210_CLK_PLL_D_OUT0] = clk;
2579 
2580 	/* PLLRE */
2581 	clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc,
2582 			     0, &pll_re_vco_params, &pll_re_lock, pll_ref_freq);
2583 	clk_register_clkdev(clk, "pll_re_vco", NULL);
2584 	clks[TEGRA210_CLK_PLL_RE_VCO] = clk;
2585 
2586 	clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
2587 					 clk_base + PLLRE_BASE, 16, 5, 0,
2588 					 pll_vco_post_div_table, &pll_re_lock);
2589 	clk_register_clkdev(clk, "pll_re_out", NULL);
2590 	clks[TEGRA210_CLK_PLL_RE_OUT] = clk;
2591 
2592 	/* PLLE */
2593 	clk = tegra_clk_register_plle_tegra210("pll_e", "pll_ref",
2594 				      clk_base, 0, &pll_e_params, NULL);
2595 	clk_register_clkdev(clk, "pll_e", NULL);
2596 	clks[TEGRA210_CLK_PLL_E] = clk;
2597 
2598 	/* PLLC4 */
2599 	clk = tegra_clk_register_pllre("pll_c4_vco", "pll_ref", clk_base, pmc,
2600 			     0, &pll_c4_vco_params, NULL, pll_ref_freq);
2601 	clk_register_clkdev(clk, "pll_c4_vco", NULL);
2602 	clks[TEGRA210_CLK_PLL_C4] = clk;
2603 
2604 	/* PLLC4_OUT0 */
2605 	clk = clk_register_divider_table(NULL, "pll_c4_out0", "pll_c4_vco", 0,
2606 					 clk_base + PLLC4_BASE, 19, 4, 0,
2607 					 pll_vco_post_div_table, NULL);
2608 	clk_register_clkdev(clk, "pll_c4_out0", NULL);
2609 	clks[TEGRA210_CLK_PLL_C4_OUT0] = clk;
2610 
2611 	/* PLLC4_OUT1 */
2612 	clk = clk_register_fixed_factor(NULL, "pll_c4_out1", "pll_c4_vco",
2613 					CLK_SET_RATE_PARENT, 1, 3);
2614 	clk_register_clkdev(clk, "pll_c4_out1", NULL);
2615 	clks[TEGRA210_CLK_PLL_C4_OUT1] = clk;
2616 
2617 	/* PLLC4_OUT2 */
2618 	clk = clk_register_fixed_factor(NULL, "pll_c4_out2", "pll_c4_vco",
2619 					CLK_SET_RATE_PARENT, 1, 5);
2620 	clk_register_clkdev(clk, "pll_c4_out2", NULL);
2621 	clks[TEGRA210_CLK_PLL_C4_OUT2] = clk;
2622 
2623 	/* PLLC4_OUT3 */
2624 	clk = tegra_clk_register_divider("pll_c4_out3_div", "pll_c4_out0",
2625 			clk_base + PLLC4_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
2626 			8, 8, 1, NULL);
2627 	clk = tegra_clk_register_pll_out("pll_c4_out3", "pll_c4_out3_div",
2628 				clk_base + PLLC4_OUT, 1, 0,
2629 				CLK_SET_RATE_PARENT, 0, NULL);
2630 	clk_register_clkdev(clk, "pll_c4_out3", NULL);
2631 	clks[TEGRA210_CLK_PLL_C4_OUT3] = clk;
2632 
2633 	/* PLLDP */
2634 	clk = tegra_clk_register_pllss_tegra210("pll_dp", "pll_ref", clk_base,
2635 					0, &pll_dp_params, NULL);
2636 	clk_register_clkdev(clk, "pll_dp", NULL);
2637 	clks[TEGRA210_CLK_PLL_DP] = clk;
2638 
2639 	/* PLLD2 */
2640 	clk = tegra_clk_register_pllss_tegra210("pll_d2", "pll_ref", clk_base,
2641 					0, &pll_d2_params, NULL);
2642 	clk_register_clkdev(clk, "pll_d2", NULL);
2643 	clks[TEGRA210_CLK_PLL_D2] = clk;
2644 
2645 	/* PLLD2_OUT0 */
2646 	clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
2647 					CLK_SET_RATE_PARENT, 1, 1);
2648 	clk_register_clkdev(clk, "pll_d2_out0", NULL);
2649 	clks[TEGRA210_CLK_PLL_D2_OUT0] = clk;
2650 
2651 	/* PLLP_OUT2 */
2652 	clk = clk_register_fixed_factor(NULL, "pll_p_out2", "pll_p",
2653 					CLK_SET_RATE_PARENT, 1, 2);
2654 	clk_register_clkdev(clk, "pll_p_out2", NULL);
2655 	clks[TEGRA210_CLK_PLL_P_OUT2] = clk;
2656 
2657 }
2658 
2659 /* Tegra210 CPU clock and reset control functions */
2660 static void tegra210_wait_cpu_in_reset(u32 cpu)
2661 {
2662 	unsigned int reg;
2663 
2664 	do {
2665 		reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
2666 		cpu_relax();
2667 	} while (!(reg & (1 << cpu)));  /* check CPU been reset or not */
2668 }
2669 
2670 static void tegra210_disable_cpu_clock(u32 cpu)
2671 {
2672 	/* flow controller would take care in the power sequence. */
2673 }
2674 
2675 #ifdef CONFIG_PM_SLEEP
2676 static void tegra210_cpu_clock_suspend(void)
2677 {
2678 	/* switch coresite to clk_m, save off original source */
2679 	tegra210_cpu_clk_sctx.clk_csite_src =
2680 				readl(clk_base + CLK_SOURCE_CSITE);
2681 	writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
2682 }
2683 
2684 static void tegra210_cpu_clock_resume(void)
2685 {
2686 	writel(tegra210_cpu_clk_sctx.clk_csite_src,
2687 				clk_base + CLK_SOURCE_CSITE);
2688 }
2689 #endif
2690 
2691 static struct tegra_cpu_car_ops tegra210_cpu_car_ops = {
2692 	.wait_for_reset	= tegra210_wait_cpu_in_reset,
2693 	.disable_clock	= tegra210_disable_cpu_clock,
2694 #ifdef CONFIG_PM_SLEEP
2695 	.suspend	= tegra210_cpu_clock_suspend,
2696 	.resume		= tegra210_cpu_clock_resume,
2697 #endif
2698 };
2699 
2700 static const struct of_device_id pmc_match[] __initconst = {
2701 	{ .compatible = "nvidia,tegra210-pmc" },
2702 	{ },
2703 };
2704 
2705 static struct tegra_clk_init_table init_table[] __initdata = {
2706 	{ TEGRA210_CLK_UARTA, TEGRA210_CLK_PLL_P, 408000000, 0 },
2707 	{ TEGRA210_CLK_UARTB, TEGRA210_CLK_PLL_P, 408000000, 0 },
2708 	{ TEGRA210_CLK_UARTC, TEGRA210_CLK_PLL_P, 408000000, 0 },
2709 	{ TEGRA210_CLK_UARTD, TEGRA210_CLK_PLL_P, 408000000, 0 },
2710 	{ TEGRA210_CLK_PLL_A, TEGRA210_CLK_CLK_MAX, 564480000, 1 },
2711 	{ TEGRA210_CLK_PLL_A_OUT0, TEGRA210_CLK_CLK_MAX, 11289600, 1 },
2712 	{ TEGRA210_CLK_EXTERN1, TEGRA210_CLK_PLL_A_OUT0, 0, 1 },
2713 	{ TEGRA210_CLK_CLK_OUT_1_MUX, TEGRA210_CLK_EXTERN1, 0, 1 },
2714 	{ TEGRA210_CLK_CLK_OUT_1, TEGRA210_CLK_CLK_MAX, 0, 1 },
2715 	{ TEGRA210_CLK_I2S0, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2716 	{ TEGRA210_CLK_I2S1, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2717 	{ TEGRA210_CLK_I2S2, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2718 	{ TEGRA210_CLK_I2S3, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2719 	{ TEGRA210_CLK_I2S4, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2720 	{ TEGRA210_CLK_HOST1X, TEGRA210_CLK_PLL_P, 136000000, 1 },
2721 	{ TEGRA210_CLK_SCLK_MUX, TEGRA210_CLK_PLL_P, 0, 1 },
2722 	{ TEGRA210_CLK_SCLK, TEGRA210_CLK_CLK_MAX, 102000000, 1 },
2723 	{ TEGRA210_CLK_DFLL_SOC, TEGRA210_CLK_PLL_P, 51000000, 1 },
2724 	{ TEGRA210_CLK_DFLL_REF, TEGRA210_CLK_PLL_P, 51000000, 1 },
2725 	{ TEGRA210_CLK_SBC4, TEGRA210_CLK_PLL_P, 12000000, 1 },
2726 	{ TEGRA210_CLK_PLL_RE_VCO, TEGRA210_CLK_CLK_MAX, 672000000, 1 },
2727 	{ TEGRA210_CLK_PLL_U_OUT1, TEGRA210_CLK_CLK_MAX, 48000000, 1 },
2728 	{ TEGRA210_CLK_PLL_U_OUT2, TEGRA210_CLK_CLK_MAX, 60000000, 1 },
2729 	{ TEGRA210_CLK_XUSB_GATE, TEGRA210_CLK_CLK_MAX, 0, 1 },
2730 	{ TEGRA210_CLK_XUSB_SS_SRC, TEGRA210_CLK_PLL_U_480M, 120000000, 0 },
2731 	{ TEGRA210_CLK_XUSB_FS_SRC, TEGRA210_CLK_PLL_U_48M, 48000000, 0 },
2732 	{ TEGRA210_CLK_XUSB_HS_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
2733 	{ TEGRA210_CLK_XUSB_SSP_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
2734 	{ TEGRA210_CLK_XUSB_FALCON_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 204000000, 0 },
2735 	{ TEGRA210_CLK_XUSB_HOST_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
2736 	{ TEGRA210_CLK_XUSB_DEV_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
2737 	{ TEGRA210_CLK_SATA, TEGRA210_CLK_PLL_P, 104000000, 0 },
2738 	{ TEGRA210_CLK_SATA_OOB, TEGRA210_CLK_PLL_P, 204000000, 0 },
2739 	{ TEGRA210_CLK_EMC, TEGRA210_CLK_CLK_MAX, 0, 1 },
2740 	{ TEGRA210_CLK_MSELECT, TEGRA210_CLK_CLK_MAX, 0, 1 },
2741 	{ TEGRA210_CLK_CSITE, TEGRA210_CLK_CLK_MAX, 0, 1 },
2742 	{ TEGRA210_CLK_TSENSOR, TEGRA210_CLK_CLK_M, 400000, 0 },
2743 	{ TEGRA210_CLK_I2C1, TEGRA210_CLK_PLL_P, 0, 0 },
2744 	{ TEGRA210_CLK_I2C2, TEGRA210_CLK_PLL_P, 0, 0 },
2745 	{ TEGRA210_CLK_I2C3, TEGRA210_CLK_PLL_P, 0, 0 },
2746 	{ TEGRA210_CLK_I2C4, TEGRA210_CLK_PLL_P, 0, 0 },
2747 	{ TEGRA210_CLK_I2C5, TEGRA210_CLK_PLL_P, 0, 0 },
2748 	{ TEGRA210_CLK_I2C6, TEGRA210_CLK_PLL_P, 0, 0 },
2749 	{ TEGRA210_CLK_PLL_DP, TEGRA210_CLK_CLK_MAX, 270000000, 0 },
2750 	{ TEGRA210_CLK_SOC_THERM, TEGRA210_CLK_PLL_P, 51000000, 0 },
2751 	{ TEGRA210_CLK_CCLK_G, TEGRA210_CLK_CLK_MAX, 0, 1 },
2752 	/* This MUST be the last entry. */
2753 	{ TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 },
2754 };
2755 
2756 /**
2757  * tegra210_clock_apply_init_table - initialize clocks on Tegra210 SoCs
2758  *
2759  * Program an initial clock rate and enable or disable clocks needed
2760  * by the rest of the kernel, for Tegra210 SoCs.  It is intended to be
2761  * called by assigning a pointer to it to tegra_clk_apply_init_table -
2762  * this will be called as an arch_initcall.  No return value.
2763  */
2764 static void __init tegra210_clock_apply_init_table(void)
2765 {
2766 	tegra_init_from_table(init_table, clks, TEGRA210_CLK_CLK_MAX);
2767 }
2768 
2769 /**
2770  * tegra210_clock_init - Tegra210-specific clock initialization
2771  * @np: struct device_node * of the DT node for the SoC CAR IP block
2772  *
2773  * Register most SoC clocks for the Tegra210 system-on-chip.  Intended
2774  * to be called by the OF init code when a DT node with the
2775  * "nvidia,tegra210-car" string is encountered, and declared with
2776  * CLK_OF_DECLARE.  No return value.
2777  */
2778 static void __init tegra210_clock_init(struct device_node *np)
2779 {
2780 	struct device_node *node;
2781 	u32 value, clk_m_div;
2782 
2783 	clk_base = of_iomap(np, 0);
2784 	if (!clk_base) {
2785 		pr_err("ioremap tegra210 CAR failed\n");
2786 		return;
2787 	}
2788 
2789 	node = of_find_matching_node(NULL, pmc_match);
2790 	if (!node) {
2791 		pr_err("Failed to find pmc node\n");
2792 		WARN_ON(1);
2793 		return;
2794 	}
2795 
2796 	pmc_base = of_iomap(node, 0);
2797 	if (!pmc_base) {
2798 		pr_err("Can't map pmc registers\n");
2799 		WARN_ON(1);
2800 		return;
2801 	}
2802 
2803 	clks = tegra_clk_init(clk_base, TEGRA210_CLK_CLK_MAX,
2804 			      TEGRA210_CAR_BANK_COUNT);
2805 	if (!clks)
2806 		return;
2807 
2808 	value = clk_readl(clk_base + SPARE_REG0) >> CLK_M_DIVISOR_SHIFT;
2809 	clk_m_div = (value & CLK_M_DIVISOR_MASK) + 1;
2810 
2811 	if (tegra_osc_clk_init(clk_base, tegra210_clks, tegra210_input_freq,
2812 			       ARRAY_SIZE(tegra210_input_freq), clk_m_div,
2813 			       &osc_freq, &pll_ref_freq) < 0)
2814 		return;
2815 
2816 	tegra_fixed_clk_init(tegra210_clks);
2817 	tegra210_pll_init(clk_base, pmc_base);
2818 	tegra210_periph_clk_init(clk_base, pmc_base);
2819 	tegra_audio_clk_init(clk_base, pmc_base, tegra210_clks,
2820 			     tegra210_audio_plls,
2821 			     ARRAY_SIZE(tegra210_audio_plls));
2822 	tegra_pmc_clk_init(pmc_base, tegra210_clks);
2823 
2824 	/* For Tegra210, PLLD is the only source for DSIA & DSIB */
2825 	value = clk_readl(clk_base + PLLD_BASE);
2826 	value &= ~BIT(25);
2827 	clk_writel(value, clk_base + PLLD_BASE);
2828 
2829 	tegra_clk_apply_init_table = tegra210_clock_apply_init_table;
2830 
2831 	tegra_super_clk_gen5_init(clk_base, pmc_base, tegra210_clks,
2832 				  &pll_x_params);
2833 	tegra_add_of_provider(np);
2834 	tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
2835 
2836 	tegra_cpu_car_ops = &tegra210_cpu_car_ops;
2837 }
2838 CLK_OF_DECLARE(tegra210, "nvidia,tegra210-car", tegra210_clock_init);
2839