xref: /openbmc/linux/drivers/clk/tegra/clk-tegra210.c (revision 160b8e75)
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 #include <dt-bindings/reset/tegra210-car.h>
28 #include <linux/iopoll.h>
29 
30 #include "clk.h"
31 #include "clk-id.h"
32 
33 /*
34  * TEGRA210_CAR_BANK_COUNT: the number of peripheral clock register
35  * banks present in the Tegra210 CAR IP block.  The banks are
36  * identified by single letters, e.g.: L, H, U, V, W, X, Y.  See
37  * periph_regs[] in drivers/clk/tegra/clk.c
38  */
39 #define TEGRA210_CAR_BANK_COUNT			7
40 
41 #define CLK_SOURCE_CSITE 0x1d4
42 #define CLK_SOURCE_EMC 0x19c
43 #define CLK_SOURCE_SOR1 0x410
44 
45 #define PLLC_BASE 0x80
46 #define PLLC_OUT 0x84
47 #define PLLC_MISC0 0x88
48 #define PLLC_MISC1 0x8c
49 #define PLLC_MISC2 0x5d0
50 #define PLLC_MISC3 0x5d4
51 
52 #define PLLC2_BASE 0x4e8
53 #define PLLC2_MISC0 0x4ec
54 #define PLLC2_MISC1 0x4f0
55 #define PLLC2_MISC2 0x4f4
56 #define PLLC2_MISC3 0x4f8
57 
58 #define PLLC3_BASE 0x4fc
59 #define PLLC3_MISC0 0x500
60 #define PLLC3_MISC1 0x504
61 #define PLLC3_MISC2 0x508
62 #define PLLC3_MISC3 0x50c
63 
64 #define PLLM_BASE 0x90
65 #define PLLM_MISC1 0x98
66 #define PLLM_MISC2 0x9c
67 #define PLLP_BASE 0xa0
68 #define PLLP_MISC0 0xac
69 #define PLLP_MISC1 0x680
70 #define PLLA_BASE 0xb0
71 #define PLLA_MISC0 0xbc
72 #define PLLA_MISC1 0xb8
73 #define PLLA_MISC2 0x5d8
74 #define PLLD_BASE 0xd0
75 #define PLLD_MISC0 0xdc
76 #define PLLD_MISC1 0xd8
77 #define PLLU_BASE 0xc0
78 #define PLLU_OUTA 0xc4
79 #define PLLU_MISC0 0xcc
80 #define PLLU_MISC1 0xc8
81 #define PLLX_BASE 0xe0
82 #define PLLX_MISC0 0xe4
83 #define PLLX_MISC1 0x510
84 #define PLLX_MISC2 0x514
85 #define PLLX_MISC3 0x518
86 #define PLLX_MISC4 0x5f0
87 #define PLLX_MISC5 0x5f4
88 #define PLLE_BASE 0xe8
89 #define PLLE_MISC0 0xec
90 #define PLLD2_BASE 0x4b8
91 #define PLLD2_MISC0 0x4bc
92 #define PLLD2_MISC1 0x570
93 #define PLLD2_MISC2 0x574
94 #define PLLD2_MISC3 0x578
95 #define PLLE_AUX 0x48c
96 #define PLLRE_BASE 0x4c4
97 #define PLLRE_MISC0 0x4c8
98 #define PLLRE_OUT1 0x4cc
99 #define PLLDP_BASE 0x590
100 #define PLLDP_MISC 0x594
101 
102 #define PLLC4_BASE 0x5a4
103 #define PLLC4_MISC0 0x5a8
104 #define PLLC4_OUT 0x5e4
105 #define PLLMB_BASE 0x5e8
106 #define PLLMB_MISC1 0x5ec
107 #define PLLA1_BASE 0x6a4
108 #define PLLA1_MISC0 0x6a8
109 #define PLLA1_MISC1 0x6ac
110 #define PLLA1_MISC2 0x6b0
111 #define PLLA1_MISC3 0x6b4
112 
113 #define PLLU_IDDQ_BIT 31
114 #define PLLCX_IDDQ_BIT 27
115 #define PLLRE_IDDQ_BIT 24
116 #define PLLA_IDDQ_BIT 25
117 #define PLLD_IDDQ_BIT 20
118 #define PLLSS_IDDQ_BIT 18
119 #define PLLM_IDDQ_BIT 5
120 #define PLLMB_IDDQ_BIT 17
121 #define PLLXP_IDDQ_BIT 3
122 
123 #define PLLCX_RESET_BIT 30
124 
125 #define PLL_BASE_LOCK BIT(27)
126 #define PLLCX_BASE_LOCK BIT(26)
127 #define PLLE_MISC_LOCK BIT(11)
128 #define PLLRE_MISC_LOCK BIT(27)
129 
130 #define PLL_MISC_LOCK_ENABLE 18
131 #define PLLC_MISC_LOCK_ENABLE 24
132 #define PLLDU_MISC_LOCK_ENABLE 22
133 #define PLLU_MISC_LOCK_ENABLE 29
134 #define PLLE_MISC_LOCK_ENABLE 9
135 #define PLLRE_MISC_LOCK_ENABLE 30
136 #define PLLSS_MISC_LOCK_ENABLE 30
137 #define PLLP_MISC_LOCK_ENABLE 18
138 #define PLLM_MISC_LOCK_ENABLE 4
139 #define PLLMB_MISC_LOCK_ENABLE 16
140 #define PLLA_MISC_LOCK_ENABLE 28
141 #define PLLU_MISC_LOCK_ENABLE 29
142 #define PLLD_MISC_LOCK_ENABLE 18
143 
144 #define PLLA_SDM_DIN_MASK 0xffff
145 #define PLLA_SDM_EN_MASK BIT(26)
146 
147 #define PLLD_SDM_EN_MASK BIT(16)
148 
149 #define PLLD2_SDM_EN_MASK BIT(31)
150 #define PLLD2_SSC_EN_MASK 0
151 
152 #define PLLDP_SS_CFG	0x598
153 #define PLLDP_SDM_EN_MASK BIT(31)
154 #define PLLDP_SSC_EN_MASK BIT(30)
155 #define PLLDP_SS_CTRL1	0x59c
156 #define PLLDP_SS_CTRL2	0x5a0
157 
158 #define PMC_PLLM_WB0_OVERRIDE 0x1dc
159 #define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
160 
161 #define UTMIP_PLL_CFG2 0x488
162 #define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xfff) << 6)
163 #define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
164 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
165 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP BIT(1)
166 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
167 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP BIT(3)
168 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
169 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERUP BIT(5)
170 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN BIT(24)
171 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP BIT(25)
172 
173 #define UTMIP_PLL_CFG1 0x484
174 #define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 27)
175 #define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
176 #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
177 #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
178 #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
179 #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
180 #define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
181 
182 #define SATA_PLL_CFG0				0x490
183 #define SATA_PLL_CFG0_PADPLL_RESET_SWCTL	BIT(0)
184 #define SATA_PLL_CFG0_PADPLL_USE_LOCKDET	BIT(2)
185 #define SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL		BIT(4)
186 #define SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE	BIT(5)
187 #define SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE	BIT(6)
188 #define SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE	BIT(7)
189 
190 #define SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ		BIT(13)
191 #define SATA_PLL_CFG0_SEQ_ENABLE		BIT(24)
192 
193 #define XUSBIO_PLL_CFG0				0x51c
194 #define XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL	BIT(0)
195 #define XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL	BIT(2)
196 #define XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET	BIT(6)
197 #define XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ	BIT(13)
198 #define XUSBIO_PLL_CFG0_SEQ_ENABLE		BIT(24)
199 
200 #define UTMIPLL_HW_PWRDN_CFG0			0x52c
201 #define UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK	BIT(31)
202 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE	BIT(25)
203 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE	BIT(24)
204 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE	BIT(7)
205 #define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET	BIT(6)
206 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE	BIT(5)
207 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL	BIT(4)
208 #define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL	BIT(2)
209 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE	BIT(1)
210 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL	BIT(0)
211 
212 #define PLLU_HW_PWRDN_CFG0			0x530
213 #define PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE	BIT(28)
214 #define PLLU_HW_PWRDN_CFG0_SEQ_ENABLE		BIT(24)
215 #define PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT	BIT(7)
216 #define PLLU_HW_PWRDN_CFG0_USE_LOCKDET		BIT(6)
217 #define PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL	BIT(2)
218 #define PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL	BIT(0)
219 
220 #define XUSB_PLL_CFG0				0x534
221 #define XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY		0x3ff
222 #define XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK	(0x3ff << 14)
223 
224 #define SPARE_REG0 0x55c
225 #define CLK_M_DIVISOR_SHIFT 2
226 #define CLK_M_DIVISOR_MASK 0x3
227 
228 #define RST_DFLL_DVCO 0x2f4
229 #define DVFS_DFLL_RESET_SHIFT 0
230 
231 #define CLK_RST_CONTROLLER_RST_DEV_Y_SET 0x2a8
232 #define CLK_RST_CONTROLLER_RST_DEV_Y_CLR 0x2ac
233 
234 /*
235  * SDM fractional divisor is 16-bit 2's complement signed number within
236  * (-2^12 ... 2^12-1) range. Represented in PLL data structure as unsigned
237  * 16-bit value, with "0" divisor mapped to 0xFFFF. Data "0" is used to
238  * indicate that SDM is disabled.
239  *
240  * Effective ndiv value when SDM is enabled: ndiv + 1/2 + sdm_din/2^13
241  */
242 #define PLL_SDM_COEFF BIT(13)
243 #define sdin_din_to_data(din)	((u16)((din) ? : 0xFFFFU))
244 #define sdin_data_to_din(dat)	(((dat) == 0xFFFFU) ? 0 : (s16)dat)
245 /* This macro returns ndiv effective scaled to SDM range */
246 #define sdin_get_n_eff(cfg)	((cfg)->n * PLL_SDM_COEFF + ((cfg)->sdm_data ? \
247 		(PLL_SDM_COEFF/2 + sdin_data_to_din((cfg)->sdm_data)) : 0))
248 
249 /* Tegra CPU clock and reset control regs */
250 #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS	0x470
251 
252 #ifdef CONFIG_PM_SLEEP
253 static struct cpu_clk_suspend_context {
254 	u32 clk_csite_src;
255 } tegra210_cpu_clk_sctx;
256 #endif
257 
258 static void __iomem *clk_base;
259 static void __iomem *pmc_base;
260 
261 static unsigned long osc_freq;
262 static unsigned long pll_ref_freq;
263 
264 static DEFINE_SPINLOCK(pll_d_lock);
265 static DEFINE_SPINLOCK(pll_e_lock);
266 static DEFINE_SPINLOCK(pll_re_lock);
267 static DEFINE_SPINLOCK(pll_u_lock);
268 static DEFINE_SPINLOCK(sor1_lock);
269 static DEFINE_SPINLOCK(emc_lock);
270 
271 /* possible OSC frequencies in Hz */
272 static unsigned long tegra210_input_freq[] = {
273 	[5] = 38400000,
274 	[8] = 12000000,
275 };
276 
277 static const char *mux_pllmcp_clkm[] = {
278 	"pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_mb", "pll_mb",
279 	"pll_p",
280 };
281 #define mux_pllmcp_clkm_idx NULL
282 
283 #define PLL_ENABLE			(1 << 30)
284 
285 #define PLLCX_MISC1_IDDQ		(1 << 27)
286 #define PLLCX_MISC0_RESET		(1 << 30)
287 
288 #define PLLCX_MISC0_DEFAULT_VALUE	0x40080000
289 #define PLLCX_MISC0_WRITE_MASK		0x400ffffb
290 #define PLLCX_MISC1_DEFAULT_VALUE	0x08000000
291 #define PLLCX_MISC1_WRITE_MASK		0x08003cff
292 #define PLLCX_MISC2_DEFAULT_VALUE	0x1f720f05
293 #define PLLCX_MISC2_WRITE_MASK		0xffffff17
294 #define PLLCX_MISC3_DEFAULT_VALUE	0x000000c4
295 #define PLLCX_MISC3_WRITE_MASK		0x00ffffff
296 
297 /* PLLA */
298 #define PLLA_BASE_IDDQ			(1 << 25)
299 #define PLLA_BASE_LOCK			(1 << 27)
300 
301 #define PLLA_MISC0_LOCK_ENABLE		(1 << 28)
302 #define PLLA_MISC0_LOCK_OVERRIDE	(1 << 27)
303 
304 #define PLLA_MISC2_EN_SDM		(1 << 26)
305 #define PLLA_MISC2_EN_DYNRAMP		(1 << 25)
306 
307 #define PLLA_MISC0_DEFAULT_VALUE	0x12000020
308 #define PLLA_MISC0_WRITE_MASK		0x7fffffff
309 #define PLLA_MISC2_DEFAULT_VALUE	0x0
310 #define PLLA_MISC2_WRITE_MASK		0x06ffffff
311 
312 /* PLLD */
313 #define PLLD_MISC0_EN_SDM		(1 << 16)
314 #define PLLD_MISC0_LOCK_OVERRIDE	(1 << 17)
315 #define PLLD_MISC0_LOCK_ENABLE		(1 << 18)
316 #define PLLD_MISC0_IDDQ			(1 << 20)
317 #define PLLD_MISC0_DSI_CLKENABLE	(1 << 21)
318 
319 #define PLLD_MISC0_DEFAULT_VALUE	0x00140000
320 #define PLLD_MISC0_WRITE_MASK		0x3ff7ffff
321 #define PLLD_MISC1_DEFAULT_VALUE	0x20
322 #define PLLD_MISC1_WRITE_MASK		0x00ffffff
323 
324 /* PLLD2 and PLLDP  and PLLC4 */
325 #define PLLDSS_BASE_LOCK		(1 << 27)
326 #define PLLDSS_BASE_LOCK_OVERRIDE	(1 << 24)
327 #define PLLDSS_BASE_IDDQ		(1 << 18)
328 #define PLLDSS_BASE_REF_SEL_SHIFT	25
329 #define PLLDSS_BASE_REF_SEL_MASK	(0x3 << PLLDSS_BASE_REF_SEL_SHIFT)
330 
331 #define PLLDSS_MISC0_LOCK_ENABLE	(1 << 30)
332 
333 #define PLLDSS_MISC1_CFG_EN_SDM		(1 << 31)
334 #define PLLDSS_MISC1_CFG_EN_SSC		(1 << 30)
335 
336 #define PLLD2_MISC0_DEFAULT_VALUE	0x40000020
337 #define PLLD2_MISC1_CFG_DEFAULT_VALUE	0x10000000
338 #define PLLD2_MISC2_CTRL1_DEFAULT_VALUE	0x0
339 #define PLLD2_MISC3_CTRL2_DEFAULT_VALUE	0x0
340 
341 #define PLLDP_MISC0_DEFAULT_VALUE	0x40000020
342 #define PLLDP_MISC1_CFG_DEFAULT_VALUE	0xc0000000
343 #define PLLDP_MISC2_CTRL1_DEFAULT_VALUE	0xf400f0da
344 #define PLLDP_MISC3_CTRL2_DEFAULT_VALUE	0x2004f400
345 
346 #define PLLDSS_MISC0_WRITE_MASK		0x47ffffff
347 #define PLLDSS_MISC1_CFG_WRITE_MASK	0xf8000000
348 #define PLLDSS_MISC2_CTRL1_WRITE_MASK	0xffffffff
349 #define PLLDSS_MISC3_CTRL2_WRITE_MASK	0xffffffff
350 
351 #define PLLC4_MISC0_DEFAULT_VALUE	0x40000000
352 
353 /* PLLRE */
354 #define PLLRE_MISC0_LOCK_ENABLE		(1 << 30)
355 #define PLLRE_MISC0_LOCK_OVERRIDE	(1 << 29)
356 #define PLLRE_MISC0_LOCK		(1 << 27)
357 #define PLLRE_MISC0_IDDQ		(1 << 24)
358 
359 #define PLLRE_BASE_DEFAULT_VALUE	0x0
360 #define PLLRE_MISC0_DEFAULT_VALUE	0x41000000
361 
362 #define PLLRE_BASE_DEFAULT_MASK		0x1c000000
363 #define PLLRE_MISC0_WRITE_MASK		0x67ffffff
364 
365 /* PLLX */
366 #define PLLX_USE_DYN_RAMP		1
367 #define PLLX_BASE_LOCK			(1 << 27)
368 
369 #define PLLX_MISC0_FO_G_DISABLE		(0x1 << 28)
370 #define PLLX_MISC0_LOCK_ENABLE		(0x1 << 18)
371 
372 #define PLLX_MISC2_DYNRAMP_STEPB_SHIFT	24
373 #define PLLX_MISC2_DYNRAMP_STEPB_MASK	(0xFF << PLLX_MISC2_DYNRAMP_STEPB_SHIFT)
374 #define PLLX_MISC2_DYNRAMP_STEPA_SHIFT	16
375 #define PLLX_MISC2_DYNRAMP_STEPA_MASK	(0xFF << PLLX_MISC2_DYNRAMP_STEPA_SHIFT)
376 #define PLLX_MISC2_NDIV_NEW_SHIFT	8
377 #define PLLX_MISC2_NDIV_NEW_MASK	(0xFF << PLLX_MISC2_NDIV_NEW_SHIFT)
378 #define PLLX_MISC2_LOCK_OVERRIDE	(0x1 << 4)
379 #define PLLX_MISC2_DYNRAMP_DONE		(0x1 << 2)
380 #define PLLX_MISC2_EN_DYNRAMP		(0x1 << 0)
381 
382 #define PLLX_MISC3_IDDQ			(0x1 << 3)
383 
384 #define PLLX_MISC0_DEFAULT_VALUE	PLLX_MISC0_LOCK_ENABLE
385 #define PLLX_MISC0_WRITE_MASK		0x10c40000
386 #define PLLX_MISC1_DEFAULT_VALUE	0x20
387 #define PLLX_MISC1_WRITE_MASK		0x00ffffff
388 #define PLLX_MISC2_DEFAULT_VALUE	0x0
389 #define PLLX_MISC2_WRITE_MASK		0xffffff11
390 #define PLLX_MISC3_DEFAULT_VALUE	PLLX_MISC3_IDDQ
391 #define PLLX_MISC3_WRITE_MASK		0x01ff0f0f
392 #define PLLX_MISC4_DEFAULT_VALUE	0x0
393 #define PLLX_MISC4_WRITE_MASK		0x8000ffff
394 #define PLLX_MISC5_DEFAULT_VALUE	0x0
395 #define PLLX_MISC5_WRITE_MASK		0x0000ffff
396 
397 #define PLLX_HW_CTRL_CFG		0x548
398 #define PLLX_HW_CTRL_CFG_SWCTRL		(0x1 << 0)
399 
400 /* PLLMB */
401 #define PLLMB_BASE_LOCK			(1 << 27)
402 
403 #define PLLMB_MISC1_LOCK_OVERRIDE	(1 << 18)
404 #define PLLMB_MISC1_IDDQ		(1 << 17)
405 #define PLLMB_MISC1_LOCK_ENABLE		(1 << 16)
406 
407 #define PLLMB_MISC1_DEFAULT_VALUE	0x00030000
408 #define PLLMB_MISC1_WRITE_MASK		0x0007ffff
409 
410 /* PLLP */
411 #define PLLP_BASE_OVERRIDE		(1 << 28)
412 #define PLLP_BASE_LOCK			(1 << 27)
413 
414 #define PLLP_MISC0_LOCK_ENABLE		(1 << 18)
415 #define PLLP_MISC0_LOCK_OVERRIDE	(1 << 17)
416 #define PLLP_MISC0_IDDQ			(1 << 3)
417 
418 #define PLLP_MISC1_HSIO_EN_SHIFT	29
419 #define PLLP_MISC1_HSIO_EN		(1 << PLLP_MISC1_HSIO_EN_SHIFT)
420 #define PLLP_MISC1_XUSB_EN_SHIFT	28
421 #define PLLP_MISC1_XUSB_EN		(1 << PLLP_MISC1_XUSB_EN_SHIFT)
422 
423 #define PLLP_MISC0_DEFAULT_VALUE	0x00040008
424 #define PLLP_MISC1_DEFAULT_VALUE	0x0
425 
426 #define PLLP_MISC0_WRITE_MASK		0xdc6000f
427 #define PLLP_MISC1_WRITE_MASK		0x70ffffff
428 
429 /* PLLU */
430 #define PLLU_BASE_LOCK			(1 << 27)
431 #define PLLU_BASE_OVERRIDE		(1 << 24)
432 #define PLLU_BASE_CLKENABLE_USB		(1 << 21)
433 #define PLLU_BASE_CLKENABLE_HSIC	(1 << 22)
434 #define PLLU_BASE_CLKENABLE_ICUSB	(1 << 23)
435 #define PLLU_BASE_CLKENABLE_48M		(1 << 25)
436 #define PLLU_BASE_CLKENABLE_ALL		(PLLU_BASE_CLKENABLE_USB |\
437 					 PLLU_BASE_CLKENABLE_HSIC |\
438 					 PLLU_BASE_CLKENABLE_ICUSB |\
439 					 PLLU_BASE_CLKENABLE_48M)
440 
441 #define PLLU_MISC0_IDDQ			(1 << 31)
442 #define PLLU_MISC0_LOCK_ENABLE		(1 << 29)
443 #define PLLU_MISC1_LOCK_OVERRIDE	(1 << 0)
444 
445 #define PLLU_MISC0_DEFAULT_VALUE	0xa0000000
446 #define PLLU_MISC1_DEFAULT_VALUE	0x0
447 
448 #define PLLU_MISC0_WRITE_MASK		0xbfffffff
449 #define PLLU_MISC1_WRITE_MASK		0x00000007
450 
451 void tegra210_xusb_pll_hw_control_enable(void)
452 {
453 	u32 val;
454 
455 	val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
456 	val &= ~(XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL |
457 		 XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL);
458 	val |= XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET |
459 	       XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ;
460 	writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
461 }
462 EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_control_enable);
463 
464 void tegra210_xusb_pll_hw_sequence_start(void)
465 {
466 	u32 val;
467 
468 	val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
469 	val |= XUSBIO_PLL_CFG0_SEQ_ENABLE;
470 	writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
471 }
472 EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_sequence_start);
473 
474 void tegra210_sata_pll_hw_control_enable(void)
475 {
476 	u32 val;
477 
478 	val = readl_relaxed(clk_base + SATA_PLL_CFG0);
479 	val &= ~SATA_PLL_CFG0_PADPLL_RESET_SWCTL;
480 	val |= SATA_PLL_CFG0_PADPLL_USE_LOCKDET |
481 	       SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ;
482 	writel_relaxed(val, clk_base + SATA_PLL_CFG0);
483 }
484 EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_control_enable);
485 
486 void tegra210_sata_pll_hw_sequence_start(void)
487 {
488 	u32 val;
489 
490 	val = readl_relaxed(clk_base + SATA_PLL_CFG0);
491 	val |= SATA_PLL_CFG0_SEQ_ENABLE;
492 	writel_relaxed(val, clk_base + SATA_PLL_CFG0);
493 }
494 EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_sequence_start);
495 
496 void tegra210_set_sata_pll_seq_sw(bool state)
497 {
498 	u32 val;
499 
500 	val = readl_relaxed(clk_base + SATA_PLL_CFG0);
501 	if (state) {
502 		val |= SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL;
503 		val |= SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE;
504 		val |= SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE;
505 		val |= SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE;
506 	} else {
507 		val &= ~SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL;
508 		val &= ~SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE;
509 		val &= ~SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE;
510 		val &= ~SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE;
511 	}
512 	writel_relaxed(val, clk_base + SATA_PLL_CFG0);
513 }
514 EXPORT_SYMBOL_GPL(tegra210_set_sata_pll_seq_sw);
515 
516 static inline void _pll_misc_chk_default(void __iomem *base,
517 					struct tegra_clk_pll_params *params,
518 					u8 misc_num, u32 default_val, u32 mask)
519 {
520 	u32 boot_val = readl_relaxed(base + params->ext_misc_reg[misc_num]);
521 
522 	boot_val &= mask;
523 	default_val &= mask;
524 	if (boot_val != default_val) {
525 		pr_warn("boot misc%d 0x%x: expected 0x%x\n",
526 			misc_num, boot_val, default_val);
527 		pr_warn(" (comparison mask = 0x%x)\n", mask);
528 		params->defaults_set = false;
529 	}
530 }
531 
532 /*
533  * PLLCX: PLLC, PLLC2, PLLC3, PLLA1
534  * Hybrid PLLs with dynamic ramp. Dynamic ramp is allowed for any transition
535  * that changes NDIV only, while PLL is already locked.
536  */
537 static void pllcx_check_defaults(struct tegra_clk_pll_params *params)
538 {
539 	u32 default_val;
540 
541 	default_val = PLLCX_MISC0_DEFAULT_VALUE & (~PLLCX_MISC0_RESET);
542 	_pll_misc_chk_default(clk_base, params, 0, default_val,
543 			PLLCX_MISC0_WRITE_MASK);
544 
545 	default_val = PLLCX_MISC1_DEFAULT_VALUE & (~PLLCX_MISC1_IDDQ);
546 	_pll_misc_chk_default(clk_base, params, 1, default_val,
547 			PLLCX_MISC1_WRITE_MASK);
548 
549 	default_val = PLLCX_MISC2_DEFAULT_VALUE;
550 	_pll_misc_chk_default(clk_base, params, 2, default_val,
551 			PLLCX_MISC2_WRITE_MASK);
552 
553 	default_val = PLLCX_MISC3_DEFAULT_VALUE;
554 	_pll_misc_chk_default(clk_base, params, 3, default_val,
555 			PLLCX_MISC3_WRITE_MASK);
556 }
557 
558 static void tegra210_pllcx_set_defaults(const char *name,
559 					struct tegra_clk_pll *pllcx)
560 {
561 	pllcx->params->defaults_set = true;
562 
563 	if (readl_relaxed(clk_base + pllcx->params->base_reg) & PLL_ENABLE) {
564 		/* PLL is ON: only check if defaults already set */
565 		pllcx_check_defaults(pllcx->params);
566 		if (!pllcx->params->defaults_set)
567 			pr_warn("%s already enabled. Postponing set full defaults\n",
568 				name);
569 		return;
570 	}
571 
572 	/* Defaults assert PLL reset, and set IDDQ */
573 	writel_relaxed(PLLCX_MISC0_DEFAULT_VALUE,
574 			clk_base + pllcx->params->ext_misc_reg[0]);
575 	writel_relaxed(PLLCX_MISC1_DEFAULT_VALUE,
576 			clk_base + pllcx->params->ext_misc_reg[1]);
577 	writel_relaxed(PLLCX_MISC2_DEFAULT_VALUE,
578 			clk_base + pllcx->params->ext_misc_reg[2]);
579 	writel_relaxed(PLLCX_MISC3_DEFAULT_VALUE,
580 			clk_base + pllcx->params->ext_misc_reg[3]);
581 	udelay(1);
582 }
583 
584 static void _pllc_set_defaults(struct tegra_clk_pll *pllcx)
585 {
586 	tegra210_pllcx_set_defaults("PLL_C", pllcx);
587 }
588 
589 static void _pllc2_set_defaults(struct tegra_clk_pll *pllcx)
590 {
591 	tegra210_pllcx_set_defaults("PLL_C2", pllcx);
592 }
593 
594 static void _pllc3_set_defaults(struct tegra_clk_pll *pllcx)
595 {
596 	tegra210_pllcx_set_defaults("PLL_C3", pllcx);
597 }
598 
599 static void _plla1_set_defaults(struct tegra_clk_pll *pllcx)
600 {
601 	tegra210_pllcx_set_defaults("PLL_A1", pllcx);
602 }
603 
604 /*
605  * PLLA
606  * PLL with dynamic ramp and fractional SDM. Dynamic ramp is not used.
607  * Fractional SDM is allowed to provide exact audio rates.
608  */
609 static void tegra210_plla_set_defaults(struct tegra_clk_pll *plla)
610 {
611 	u32 mask;
612 	u32 val = readl_relaxed(clk_base + plla->params->base_reg);
613 
614 	plla->params->defaults_set = true;
615 
616 	if (val & PLL_ENABLE) {
617 		/*
618 		 * PLL is ON: check if defaults already set, then set those
619 		 * that can be updated in flight.
620 		 */
621 		if (val & PLLA_BASE_IDDQ) {
622 			pr_warn("PLL_A boot enabled with IDDQ set\n");
623 			plla->params->defaults_set = false;
624 		}
625 
626 		pr_warn("PLL_A already enabled. Postponing set full defaults\n");
627 
628 		val = PLLA_MISC0_DEFAULT_VALUE;	/* ignore lock enable */
629 		mask = PLLA_MISC0_LOCK_ENABLE | PLLA_MISC0_LOCK_OVERRIDE;
630 		_pll_misc_chk_default(clk_base, plla->params, 0, val,
631 				~mask & PLLA_MISC0_WRITE_MASK);
632 
633 		val = PLLA_MISC2_DEFAULT_VALUE; /* ignore all but control bit */
634 		_pll_misc_chk_default(clk_base, plla->params, 2, val,
635 				PLLA_MISC2_EN_DYNRAMP);
636 
637 		/* Enable lock detect */
638 		val = readl_relaxed(clk_base + plla->params->ext_misc_reg[0]);
639 		val &= ~mask;
640 		val |= PLLA_MISC0_DEFAULT_VALUE & mask;
641 		writel_relaxed(val, clk_base + plla->params->ext_misc_reg[0]);
642 		udelay(1);
643 
644 		return;
645 	}
646 
647 	/* set IDDQ, enable lock detect, disable dynamic ramp and SDM */
648 	val |= PLLA_BASE_IDDQ;
649 	writel_relaxed(val, clk_base + plla->params->base_reg);
650 	writel_relaxed(PLLA_MISC0_DEFAULT_VALUE,
651 			clk_base + plla->params->ext_misc_reg[0]);
652 	writel_relaxed(PLLA_MISC2_DEFAULT_VALUE,
653 			clk_base + plla->params->ext_misc_reg[2]);
654 	udelay(1);
655 }
656 
657 /*
658  * PLLD
659  * PLL with fractional SDM.
660  */
661 static void tegra210_plld_set_defaults(struct tegra_clk_pll *plld)
662 {
663 	u32 val;
664 	u32 mask = 0xffff;
665 
666 	plld->params->defaults_set = true;
667 
668 	if (readl_relaxed(clk_base + plld->params->base_reg) &
669 			PLL_ENABLE) {
670 
671 		/*
672 		 * PLL is ON: check if defaults already set, then set those
673 		 * that can be updated in flight.
674 		 */
675 		val = PLLD_MISC1_DEFAULT_VALUE;
676 		_pll_misc_chk_default(clk_base, plld->params, 1,
677 				val, PLLD_MISC1_WRITE_MASK);
678 
679 		/* ignore lock, DSI and SDM controls, make sure IDDQ not set */
680 		val = PLLD_MISC0_DEFAULT_VALUE & (~PLLD_MISC0_IDDQ);
681 		mask |= PLLD_MISC0_DSI_CLKENABLE | PLLD_MISC0_LOCK_ENABLE |
682 			PLLD_MISC0_LOCK_OVERRIDE | PLLD_MISC0_EN_SDM;
683 		_pll_misc_chk_default(clk_base, plld->params, 0, val,
684 				~mask & PLLD_MISC0_WRITE_MASK);
685 
686 		if (!plld->params->defaults_set)
687 			pr_warn("PLL_D already enabled. Postponing set full defaults\n");
688 
689 		/* Enable lock detect */
690 		mask = PLLD_MISC0_LOCK_ENABLE | PLLD_MISC0_LOCK_OVERRIDE;
691 		val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
692 		val &= ~mask;
693 		val |= PLLD_MISC0_DEFAULT_VALUE & mask;
694 		writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
695 		udelay(1);
696 
697 		return;
698 	}
699 
700 	val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
701 	val &= PLLD_MISC0_DSI_CLKENABLE;
702 	val |= PLLD_MISC0_DEFAULT_VALUE;
703 	/* set IDDQ, enable lock detect, disable SDM */
704 	writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
705 	writel_relaxed(PLLD_MISC1_DEFAULT_VALUE, clk_base +
706 			plld->params->ext_misc_reg[1]);
707 	udelay(1);
708 }
709 
710 /*
711  * PLLD2, PLLDP
712  * PLL with fractional SDM and Spread Spectrum (SDM is a must if SSC is used).
713  */
714 static void plldss_defaults(const char *pll_name, struct tegra_clk_pll *plldss,
715 		u32 misc0_val, u32 misc1_val, u32 misc2_val, u32 misc3_val)
716 {
717 	u32 default_val;
718 	u32 val = readl_relaxed(clk_base + plldss->params->base_reg);
719 
720 	plldss->params->defaults_set = true;
721 
722 	if (val & PLL_ENABLE) {
723 
724 		/*
725 		 * PLL is ON: check if defaults already set, then set those
726 		 * that can be updated in flight.
727 		 */
728 		if (val & PLLDSS_BASE_IDDQ) {
729 			pr_warn("plldss boot enabled with IDDQ set\n");
730 			plldss->params->defaults_set = false;
731 		}
732 
733 		/* ignore lock enable */
734 		default_val = misc0_val;
735 		_pll_misc_chk_default(clk_base, plldss->params, 0, default_val,
736 				     PLLDSS_MISC0_WRITE_MASK &
737 				     (~PLLDSS_MISC0_LOCK_ENABLE));
738 
739 		/*
740 		 * If SSC is used, check all settings, otherwise just confirm
741 		 * that SSC is not used on boot as well. Do nothing when using
742 		 * this function for PLLC4 that has only MISC0.
743 		 */
744 		if (plldss->params->ssc_ctrl_en_mask) {
745 			default_val = misc1_val;
746 			_pll_misc_chk_default(clk_base, plldss->params, 1,
747 				default_val, PLLDSS_MISC1_CFG_WRITE_MASK);
748 			default_val = misc2_val;
749 			_pll_misc_chk_default(clk_base, plldss->params, 2,
750 				default_val, PLLDSS_MISC2_CTRL1_WRITE_MASK);
751 			default_val = misc3_val;
752 			_pll_misc_chk_default(clk_base, plldss->params, 3,
753 				default_val, PLLDSS_MISC3_CTRL2_WRITE_MASK);
754 		} else if (plldss->params->ext_misc_reg[1]) {
755 			default_val = misc1_val;
756 			_pll_misc_chk_default(clk_base, plldss->params, 1,
757 				default_val, PLLDSS_MISC1_CFG_WRITE_MASK &
758 				(~PLLDSS_MISC1_CFG_EN_SDM));
759 		}
760 
761 		if (!plldss->params->defaults_set)
762 			pr_warn("%s already enabled. Postponing set full defaults\n",
763 				 pll_name);
764 
765 		/* Enable lock detect */
766 		if (val & PLLDSS_BASE_LOCK_OVERRIDE) {
767 			val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
768 			writel_relaxed(val, clk_base +
769 					plldss->params->base_reg);
770 		}
771 
772 		val = readl_relaxed(clk_base + plldss->params->ext_misc_reg[0]);
773 		val &= ~PLLDSS_MISC0_LOCK_ENABLE;
774 		val |= misc0_val & PLLDSS_MISC0_LOCK_ENABLE;
775 		writel_relaxed(val, clk_base + plldss->params->ext_misc_reg[0]);
776 		udelay(1);
777 
778 		return;
779 	}
780 
781 	/* set IDDQ, enable lock detect, configure SDM/SSC  */
782 	val |= PLLDSS_BASE_IDDQ;
783 	val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
784 	writel_relaxed(val, clk_base + plldss->params->base_reg);
785 
786 	/* When using this function for PLLC4 exit here */
787 	if (!plldss->params->ext_misc_reg[1]) {
788 		writel_relaxed(misc0_val, clk_base +
789 				plldss->params->ext_misc_reg[0]);
790 		udelay(1);
791 		return;
792 	}
793 
794 	writel_relaxed(misc0_val, clk_base +
795 			plldss->params->ext_misc_reg[0]);
796 	/* if SSC used set by 1st enable */
797 	writel_relaxed(misc1_val & (~PLLDSS_MISC1_CFG_EN_SSC),
798 			clk_base + plldss->params->ext_misc_reg[1]);
799 	writel_relaxed(misc2_val, clk_base + plldss->params->ext_misc_reg[2]);
800 	writel_relaxed(misc3_val, clk_base + plldss->params->ext_misc_reg[3]);
801 	udelay(1);
802 }
803 
804 static void tegra210_plld2_set_defaults(struct tegra_clk_pll *plld2)
805 {
806 	plldss_defaults("PLL_D2", plld2, PLLD2_MISC0_DEFAULT_VALUE,
807 			PLLD2_MISC1_CFG_DEFAULT_VALUE,
808 			PLLD2_MISC2_CTRL1_DEFAULT_VALUE,
809 			PLLD2_MISC3_CTRL2_DEFAULT_VALUE);
810 }
811 
812 static void tegra210_plldp_set_defaults(struct tegra_clk_pll *plldp)
813 {
814 	plldss_defaults("PLL_DP", plldp, PLLDP_MISC0_DEFAULT_VALUE,
815 			PLLDP_MISC1_CFG_DEFAULT_VALUE,
816 			PLLDP_MISC2_CTRL1_DEFAULT_VALUE,
817 			PLLDP_MISC3_CTRL2_DEFAULT_VALUE);
818 }
819 
820 /*
821  * PLLC4
822  * Base and misc0 layout is the same as PLLD2/PLLDP, but no SDM/SSC support.
823  * VCO is exposed to the clock tree via fixed 1/3 and 1/5 dividers.
824  */
825 static void tegra210_pllc4_set_defaults(struct tegra_clk_pll *pllc4)
826 {
827 	plldss_defaults("PLL_C4", pllc4, PLLC4_MISC0_DEFAULT_VALUE, 0, 0, 0);
828 }
829 
830 /*
831  * PLLRE
832  * VCO is exposed to the clock tree directly along with post-divider output
833  */
834 static void tegra210_pllre_set_defaults(struct tegra_clk_pll *pllre)
835 {
836 	u32 mask;
837 	u32 val = readl_relaxed(clk_base + pllre->params->base_reg);
838 
839 	pllre->params->defaults_set = true;
840 
841 	if (val & PLL_ENABLE) {
842 		pr_warn("PLL_RE already enabled. Postponing set full defaults\n");
843 
844 		/*
845 		 * PLL is ON: check if defaults already set, then set those
846 		 * that can be updated in flight.
847 		 */
848 		val &= PLLRE_BASE_DEFAULT_MASK;
849 		if (val != PLLRE_BASE_DEFAULT_VALUE) {
850 			pr_warn("pllre boot base 0x%x : expected 0x%x\n",
851 				val, PLLRE_BASE_DEFAULT_VALUE);
852 			pr_warn("(comparison mask = 0x%x)\n",
853 				PLLRE_BASE_DEFAULT_MASK);
854 			pllre->params->defaults_set = false;
855 		}
856 
857 		/* Ignore lock enable */
858 		val = PLLRE_MISC0_DEFAULT_VALUE & (~PLLRE_MISC0_IDDQ);
859 		mask = PLLRE_MISC0_LOCK_ENABLE | PLLRE_MISC0_LOCK_OVERRIDE;
860 		_pll_misc_chk_default(clk_base, pllre->params, 0, val,
861 				~mask & PLLRE_MISC0_WRITE_MASK);
862 
863 		/* Enable lock detect */
864 		val = readl_relaxed(clk_base + pllre->params->ext_misc_reg[0]);
865 		val &= ~mask;
866 		val |= PLLRE_MISC0_DEFAULT_VALUE & mask;
867 		writel_relaxed(val, clk_base + pllre->params->ext_misc_reg[0]);
868 		udelay(1);
869 
870 		return;
871 	}
872 
873 	/* set IDDQ, enable lock detect */
874 	val &= ~PLLRE_BASE_DEFAULT_MASK;
875 	val |= PLLRE_BASE_DEFAULT_VALUE & PLLRE_BASE_DEFAULT_MASK;
876 	writel_relaxed(val, clk_base + pllre->params->base_reg);
877 	writel_relaxed(PLLRE_MISC0_DEFAULT_VALUE,
878 			clk_base + pllre->params->ext_misc_reg[0]);
879 	udelay(1);
880 }
881 
882 static void pllx_get_dyn_steps(struct clk_hw *hw, u32 *step_a, u32 *step_b)
883 {
884 	unsigned long input_rate;
885 
886 	/* cf rate */
887 	if (!IS_ERR_OR_NULL(hw->clk))
888 		input_rate = clk_hw_get_rate(clk_hw_get_parent(hw));
889 	else
890 		input_rate = 38400000;
891 
892 	input_rate /= tegra_pll_get_fixed_mdiv(hw, input_rate);
893 
894 	switch (input_rate) {
895 	case 12000000:
896 	case 12800000:
897 	case 13000000:
898 		*step_a = 0x2B;
899 		*step_b = 0x0B;
900 		return;
901 	case 19200000:
902 		*step_a = 0x12;
903 		*step_b = 0x08;
904 		return;
905 	case 38400000:
906 		*step_a = 0x04;
907 		*step_b = 0x05;
908 		return;
909 	default:
910 		pr_err("%s: Unexpected reference rate %lu\n",
911 			__func__, input_rate);
912 		BUG();
913 	}
914 }
915 
916 static void pllx_check_defaults(struct tegra_clk_pll *pll)
917 {
918 	u32 default_val;
919 
920 	default_val = PLLX_MISC0_DEFAULT_VALUE;
921 	/* ignore lock enable */
922 	_pll_misc_chk_default(clk_base, pll->params, 0, default_val,
923 			PLLX_MISC0_WRITE_MASK & (~PLLX_MISC0_LOCK_ENABLE));
924 
925 	default_val = PLLX_MISC1_DEFAULT_VALUE;
926 	_pll_misc_chk_default(clk_base, pll->params, 1, default_val,
927 			PLLX_MISC1_WRITE_MASK);
928 
929 	/* ignore all but control bit */
930 	default_val = PLLX_MISC2_DEFAULT_VALUE;
931 	_pll_misc_chk_default(clk_base, pll->params, 2,
932 			default_val, PLLX_MISC2_EN_DYNRAMP);
933 
934 	default_val = PLLX_MISC3_DEFAULT_VALUE & (~PLLX_MISC3_IDDQ);
935 	_pll_misc_chk_default(clk_base, pll->params, 3, default_val,
936 			PLLX_MISC3_WRITE_MASK);
937 
938 	default_val = PLLX_MISC4_DEFAULT_VALUE;
939 	_pll_misc_chk_default(clk_base, pll->params, 4, default_val,
940 			PLLX_MISC4_WRITE_MASK);
941 
942 	default_val = PLLX_MISC5_DEFAULT_VALUE;
943 	_pll_misc_chk_default(clk_base, pll->params, 5, default_val,
944 			PLLX_MISC5_WRITE_MASK);
945 }
946 
947 static void tegra210_pllx_set_defaults(struct tegra_clk_pll *pllx)
948 {
949 	u32 val;
950 	u32 step_a, step_b;
951 
952 	pllx->params->defaults_set = true;
953 
954 	/* Get ready dyn ramp state machine settings */
955 	pllx_get_dyn_steps(&pllx->hw, &step_a, &step_b);
956 	val = PLLX_MISC2_DEFAULT_VALUE & (~PLLX_MISC2_DYNRAMP_STEPA_MASK) &
957 		(~PLLX_MISC2_DYNRAMP_STEPB_MASK);
958 	val |= step_a << PLLX_MISC2_DYNRAMP_STEPA_SHIFT;
959 	val |= step_b << PLLX_MISC2_DYNRAMP_STEPB_SHIFT;
960 
961 	if (readl_relaxed(clk_base + pllx->params->base_reg) & PLL_ENABLE) {
962 
963 		/*
964 		 * PLL is ON: check if defaults already set, then set those
965 		 * that can be updated in flight.
966 		 */
967 		pllx_check_defaults(pllx);
968 
969 		if (!pllx->params->defaults_set)
970 			pr_warn("PLL_X already enabled. Postponing set full defaults\n");
971 		/* Configure dyn ramp, disable lock override */
972 		writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
973 
974 		/* Enable lock detect */
975 		val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[0]);
976 		val &= ~PLLX_MISC0_LOCK_ENABLE;
977 		val |= PLLX_MISC0_DEFAULT_VALUE & PLLX_MISC0_LOCK_ENABLE;
978 		writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[0]);
979 		udelay(1);
980 
981 		return;
982 	}
983 
984 	/* Enable lock detect and CPU output */
985 	writel_relaxed(PLLX_MISC0_DEFAULT_VALUE, clk_base +
986 			pllx->params->ext_misc_reg[0]);
987 
988 	/* Setup */
989 	writel_relaxed(PLLX_MISC1_DEFAULT_VALUE, clk_base +
990 			pllx->params->ext_misc_reg[1]);
991 
992 	/* Configure dyn ramp state machine, disable lock override */
993 	writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
994 
995 	/* Set IDDQ */
996 	writel_relaxed(PLLX_MISC3_DEFAULT_VALUE, clk_base +
997 			pllx->params->ext_misc_reg[3]);
998 
999 	/* Disable SDM */
1000 	writel_relaxed(PLLX_MISC4_DEFAULT_VALUE, clk_base +
1001 			pllx->params->ext_misc_reg[4]);
1002 	writel_relaxed(PLLX_MISC5_DEFAULT_VALUE, clk_base +
1003 			pllx->params->ext_misc_reg[5]);
1004 	udelay(1);
1005 }
1006 
1007 /* PLLMB */
1008 static void tegra210_pllmb_set_defaults(struct tegra_clk_pll *pllmb)
1009 {
1010 	u32 mask, val = readl_relaxed(clk_base + pllmb->params->base_reg);
1011 
1012 	pllmb->params->defaults_set = true;
1013 
1014 	if (val & PLL_ENABLE) {
1015 
1016 		/*
1017 		 * PLL is ON: check if defaults already set, then set those
1018 		 * that can be updated in flight.
1019 		 */
1020 		val = PLLMB_MISC1_DEFAULT_VALUE & (~PLLMB_MISC1_IDDQ);
1021 		mask = PLLMB_MISC1_LOCK_ENABLE | PLLMB_MISC1_LOCK_OVERRIDE;
1022 		_pll_misc_chk_default(clk_base, pllmb->params, 0, val,
1023 				~mask & PLLMB_MISC1_WRITE_MASK);
1024 
1025 		if (!pllmb->params->defaults_set)
1026 			pr_warn("PLL_MB already enabled. Postponing set full defaults\n");
1027 		/* Enable lock detect */
1028 		val = readl_relaxed(clk_base + pllmb->params->ext_misc_reg[0]);
1029 		val &= ~mask;
1030 		val |= PLLMB_MISC1_DEFAULT_VALUE & mask;
1031 		writel_relaxed(val, clk_base + pllmb->params->ext_misc_reg[0]);
1032 		udelay(1);
1033 
1034 		return;
1035 	}
1036 
1037 	/* set IDDQ, enable lock detect */
1038 	writel_relaxed(PLLMB_MISC1_DEFAULT_VALUE,
1039 			clk_base + pllmb->params->ext_misc_reg[0]);
1040 	udelay(1);
1041 }
1042 
1043 /*
1044  * PLLP
1045  * VCO is exposed to the clock tree directly along with post-divider output.
1046  * Both VCO and post-divider output rates are fixed at 408MHz and 204MHz,
1047  * respectively.
1048  */
1049 static void pllp_check_defaults(struct tegra_clk_pll *pll, bool enabled)
1050 {
1051 	u32 val, mask;
1052 
1053 	/* Ignore lock enable (will be set), make sure not in IDDQ if enabled */
1054 	val = PLLP_MISC0_DEFAULT_VALUE & (~PLLP_MISC0_IDDQ);
1055 	mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
1056 	if (!enabled)
1057 		mask |= PLLP_MISC0_IDDQ;
1058 	_pll_misc_chk_default(clk_base, pll->params, 0, val,
1059 			~mask & PLLP_MISC0_WRITE_MASK);
1060 
1061 	/* Ignore branch controls */
1062 	val = PLLP_MISC1_DEFAULT_VALUE;
1063 	mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
1064 	_pll_misc_chk_default(clk_base, pll->params, 1, val,
1065 			~mask & PLLP_MISC1_WRITE_MASK);
1066 }
1067 
1068 static void tegra210_pllp_set_defaults(struct tegra_clk_pll *pllp)
1069 {
1070 	u32 mask;
1071 	u32 val = readl_relaxed(clk_base + pllp->params->base_reg);
1072 
1073 	pllp->params->defaults_set = true;
1074 
1075 	if (val & PLL_ENABLE) {
1076 
1077 		/*
1078 		 * PLL is ON: check if defaults already set, then set those
1079 		 * that can be updated in flight.
1080 		 */
1081 		pllp_check_defaults(pllp, true);
1082 		if (!pllp->params->defaults_set)
1083 			pr_warn("PLL_P already enabled. Postponing set full defaults\n");
1084 
1085 		/* Enable lock detect */
1086 		val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[0]);
1087 		mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
1088 		val &= ~mask;
1089 		val |= PLLP_MISC0_DEFAULT_VALUE & mask;
1090 		writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[0]);
1091 		udelay(1);
1092 
1093 		return;
1094 	}
1095 
1096 	/* set IDDQ, enable lock detect */
1097 	writel_relaxed(PLLP_MISC0_DEFAULT_VALUE,
1098 			clk_base + pllp->params->ext_misc_reg[0]);
1099 
1100 	/* Preserve branch control */
1101 	val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[1]);
1102 	mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
1103 	val &= mask;
1104 	val |= ~mask & PLLP_MISC1_DEFAULT_VALUE;
1105 	writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[1]);
1106 	udelay(1);
1107 }
1108 
1109 /*
1110  * PLLU
1111  * VCO is exposed to the clock tree directly along with post-divider output.
1112  * Both VCO and post-divider output rates are fixed at 480MHz and 240MHz,
1113  * respectively.
1114  */
1115 static void pllu_check_defaults(struct tegra_clk_pll_params *params,
1116 				bool hw_control)
1117 {
1118 	u32 val, mask;
1119 
1120 	/* Ignore lock enable (will be set) and IDDQ if under h/w control */
1121 	val = PLLU_MISC0_DEFAULT_VALUE & (~PLLU_MISC0_IDDQ);
1122 	mask = PLLU_MISC0_LOCK_ENABLE | (hw_control ? PLLU_MISC0_IDDQ : 0);
1123 	_pll_misc_chk_default(clk_base, params, 0, val,
1124 			~mask & PLLU_MISC0_WRITE_MASK);
1125 
1126 	val = PLLU_MISC1_DEFAULT_VALUE;
1127 	mask = PLLU_MISC1_LOCK_OVERRIDE;
1128 	_pll_misc_chk_default(clk_base, params, 1, val,
1129 			~mask & PLLU_MISC1_WRITE_MASK);
1130 }
1131 
1132 static void tegra210_pllu_set_defaults(struct tegra_clk_pll_params *pllu)
1133 {
1134 	u32 val = readl_relaxed(clk_base + pllu->base_reg);
1135 
1136 	pllu->defaults_set = true;
1137 
1138 	if (val & PLL_ENABLE) {
1139 
1140 		/*
1141 		 * PLL is ON: check if defaults already set, then set those
1142 		 * that can be updated in flight.
1143 		 */
1144 		pllu_check_defaults(pllu, false);
1145 		if (!pllu->defaults_set)
1146 			pr_warn("PLL_U already enabled. Postponing set full defaults\n");
1147 
1148 		/* Enable lock detect */
1149 		val = readl_relaxed(clk_base + pllu->ext_misc_reg[0]);
1150 		val &= ~PLLU_MISC0_LOCK_ENABLE;
1151 		val |= PLLU_MISC0_DEFAULT_VALUE & PLLU_MISC0_LOCK_ENABLE;
1152 		writel_relaxed(val, clk_base + pllu->ext_misc_reg[0]);
1153 
1154 		val = readl_relaxed(clk_base + pllu->ext_misc_reg[1]);
1155 		val &= ~PLLU_MISC1_LOCK_OVERRIDE;
1156 		val |= PLLU_MISC1_DEFAULT_VALUE & PLLU_MISC1_LOCK_OVERRIDE;
1157 		writel_relaxed(val, clk_base + pllu->ext_misc_reg[1]);
1158 		udelay(1);
1159 
1160 		return;
1161 	}
1162 
1163 	/* set IDDQ, enable lock detect */
1164 	writel_relaxed(PLLU_MISC0_DEFAULT_VALUE,
1165 			clk_base + pllu->ext_misc_reg[0]);
1166 	writel_relaxed(PLLU_MISC1_DEFAULT_VALUE,
1167 			clk_base + pllu->ext_misc_reg[1]);
1168 	udelay(1);
1169 }
1170 
1171 #define mask(w) ((1 << (w)) - 1)
1172 #define divm_mask(p) mask(p->params->div_nmp->divm_width)
1173 #define divn_mask(p) mask(p->params->div_nmp->divn_width)
1174 #define divp_mask(p) (p->params->flags & TEGRA_PLLU ? PLLU_POST_DIVP_MASK :\
1175 		      mask(p->params->div_nmp->divp_width))
1176 
1177 #define divm_shift(p) ((p)->params->div_nmp->divm_shift)
1178 #define divn_shift(p) ((p)->params->div_nmp->divn_shift)
1179 #define divp_shift(p) ((p)->params->div_nmp->divp_shift)
1180 
1181 #define divm_mask_shifted(p) (divm_mask(p) << divm_shift(p))
1182 #define divn_mask_shifted(p) (divn_mask(p) << divn_shift(p))
1183 #define divp_mask_shifted(p) (divp_mask(p) << divp_shift(p))
1184 
1185 #define PLL_LOCKDET_DELAY 2	/* Lock detection safety delays */
1186 static int tegra210_wait_for_mask(struct tegra_clk_pll *pll,
1187 				  u32 reg, u32 mask)
1188 {
1189 	int i;
1190 	u32 val = 0;
1191 
1192 	for (i = 0; i < pll->params->lock_delay / PLL_LOCKDET_DELAY + 1; i++) {
1193 		udelay(PLL_LOCKDET_DELAY);
1194 		val = readl_relaxed(clk_base + reg);
1195 		if ((val & mask) == mask) {
1196 			udelay(PLL_LOCKDET_DELAY);
1197 			return 0;
1198 		}
1199 	}
1200 	return -ETIMEDOUT;
1201 }
1202 
1203 static int tegra210_pllx_dyn_ramp(struct tegra_clk_pll *pllx,
1204 		struct tegra_clk_pll_freq_table *cfg)
1205 {
1206 	u32 val, base, ndiv_new_mask;
1207 
1208 	ndiv_new_mask = (divn_mask(pllx) >> pllx->params->div_nmp->divn_shift)
1209 			 << PLLX_MISC2_NDIV_NEW_SHIFT;
1210 
1211 	val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1212 	val &= (~ndiv_new_mask);
1213 	val |= cfg->n << PLLX_MISC2_NDIV_NEW_SHIFT;
1214 	writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1215 	udelay(1);
1216 
1217 	val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1218 	val |= PLLX_MISC2_EN_DYNRAMP;
1219 	writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1220 	udelay(1);
1221 
1222 	tegra210_wait_for_mask(pllx, pllx->params->ext_misc_reg[2],
1223 			       PLLX_MISC2_DYNRAMP_DONE);
1224 
1225 	base = readl_relaxed(clk_base + pllx->params->base_reg) &
1226 		(~divn_mask_shifted(pllx));
1227 	base |= cfg->n << pllx->params->div_nmp->divn_shift;
1228 	writel_relaxed(base, clk_base + pllx->params->base_reg);
1229 	udelay(1);
1230 
1231 	val &= ~PLLX_MISC2_EN_DYNRAMP;
1232 	writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1233 	udelay(1);
1234 
1235 	pr_debug("%s: dynamic ramp to m = %u n = %u p = %u, Fout = %lu kHz\n",
1236 		 __clk_get_name(pllx->hw.clk), cfg->m, cfg->n, cfg->p,
1237 		 cfg->input_rate / cfg->m * cfg->n /
1238 		 pllx->params->pdiv_tohw[cfg->p].pdiv / 1000);
1239 
1240 	return 0;
1241 }
1242 
1243 /*
1244  * Common configuration for PLLs with fixed input divider policy:
1245  * - always set fixed M-value based on the reference rate
1246  * - always set P-value value 1:1 for output rates above VCO minimum, and
1247  *   choose minimum necessary P-value for output rates below VCO maximum
1248  * - calculate N-value based on selected M and P
1249  * - calculate SDM_DIN fractional part
1250  */
1251 static int tegra210_pll_fixed_mdiv_cfg(struct clk_hw *hw,
1252 			       struct tegra_clk_pll_freq_table *cfg,
1253 			       unsigned long rate, unsigned long input_rate)
1254 {
1255 	struct tegra_clk_pll *pll = to_clk_pll(hw);
1256 	struct tegra_clk_pll_params *params = pll->params;
1257 	int p;
1258 	unsigned long cf, p_rate;
1259 	u32 pdiv;
1260 
1261 	if (!rate)
1262 		return -EINVAL;
1263 
1264 	if (!(params->flags & TEGRA_PLL_VCO_OUT)) {
1265 		p = DIV_ROUND_UP(params->vco_min, rate);
1266 		p = params->round_p_to_pdiv(p, &pdiv);
1267 	} else {
1268 		p = rate >= params->vco_min ? 1 : -EINVAL;
1269 	}
1270 
1271 	if (p < 0)
1272 		return -EINVAL;
1273 
1274 	cfg->m = tegra_pll_get_fixed_mdiv(hw, input_rate);
1275 	cfg->p = p;
1276 
1277 	/* Store P as HW value, as that is what is expected */
1278 	cfg->p = tegra_pll_p_div_to_hw(pll, cfg->p);
1279 
1280 	p_rate = rate * p;
1281 	if (p_rate > params->vco_max)
1282 		p_rate = params->vco_max;
1283 	cf = input_rate / cfg->m;
1284 	cfg->n = p_rate / cf;
1285 
1286 	cfg->sdm_data = 0;
1287 	cfg->output_rate = input_rate;
1288 	if (params->sdm_ctrl_reg) {
1289 		unsigned long rem = p_rate - cf * cfg->n;
1290 		/* If ssc is enabled SDM enabled as well, even for integer n */
1291 		if (rem || params->ssc_ctrl_reg) {
1292 			u64 s = rem * PLL_SDM_COEFF;
1293 
1294 			do_div(s, cf);
1295 			s -= PLL_SDM_COEFF / 2;
1296 			cfg->sdm_data = sdin_din_to_data(s);
1297 		}
1298 		cfg->output_rate *= sdin_get_n_eff(cfg);
1299 		cfg->output_rate /= p * cfg->m * PLL_SDM_COEFF;
1300 	} else {
1301 		cfg->output_rate *= cfg->n;
1302 		cfg->output_rate /= p * cfg->m;
1303 	}
1304 
1305 	cfg->input_rate = input_rate;
1306 
1307 	return 0;
1308 }
1309 
1310 /*
1311  * clk_pll_set_gain - set gain to m, n to calculate correct VCO rate
1312  *
1313  * @cfg: struct tegra_clk_pll_freq_table * cfg
1314  *
1315  * For Normal mode:
1316  *     Fvco = Fref * NDIV / MDIV
1317  *
1318  * For fractional mode:
1319  *     Fvco = Fref * (NDIV + 0.5 + SDM_DIN / PLL_SDM_COEFF) / MDIV
1320  */
1321 static void tegra210_clk_pll_set_gain(struct tegra_clk_pll_freq_table *cfg)
1322 {
1323 	cfg->n = sdin_get_n_eff(cfg);
1324 	cfg->m *= PLL_SDM_COEFF;
1325 }
1326 
1327 static unsigned long
1328 tegra210_clk_adjust_vco_min(struct tegra_clk_pll_params *params,
1329 			    unsigned long parent_rate)
1330 {
1331 	unsigned long vco_min = params->vco_min;
1332 
1333 	params->vco_min += DIV_ROUND_UP(parent_rate, PLL_SDM_COEFF);
1334 	vco_min = min(vco_min, params->vco_min);
1335 
1336 	return vco_min;
1337 }
1338 
1339 static struct div_nmp pllx_nmp = {
1340 	.divm_shift = 0,
1341 	.divm_width = 8,
1342 	.divn_shift = 8,
1343 	.divn_width = 8,
1344 	.divp_shift = 20,
1345 	.divp_width = 5,
1346 };
1347 /*
1348  * PLL post divider maps - two types: quasi-linear and exponential
1349  * post divider.
1350  */
1351 #define PLL_QLIN_PDIV_MAX	16
1352 static const struct pdiv_map pll_qlin_pdiv_to_hw[] = {
1353 	{ .pdiv =  1, .hw_val =  0 },
1354 	{ .pdiv =  2, .hw_val =  1 },
1355 	{ .pdiv =  3, .hw_val =  2 },
1356 	{ .pdiv =  4, .hw_val =  3 },
1357 	{ .pdiv =  5, .hw_val =  4 },
1358 	{ .pdiv =  6, .hw_val =  5 },
1359 	{ .pdiv =  8, .hw_val =  6 },
1360 	{ .pdiv =  9, .hw_val =  7 },
1361 	{ .pdiv = 10, .hw_val =  8 },
1362 	{ .pdiv = 12, .hw_val =  9 },
1363 	{ .pdiv = 15, .hw_val = 10 },
1364 	{ .pdiv = 16, .hw_val = 11 },
1365 	{ .pdiv = 18, .hw_val = 12 },
1366 	{ .pdiv = 20, .hw_val = 13 },
1367 	{ .pdiv = 24, .hw_val = 14 },
1368 	{ .pdiv = 30, .hw_val = 15 },
1369 	{ .pdiv = 32, .hw_val = 16 },
1370 };
1371 
1372 static u32 pll_qlin_p_to_pdiv(u32 p, u32 *pdiv)
1373 {
1374 	int i;
1375 
1376 	if (p) {
1377 		for (i = 0; i <= PLL_QLIN_PDIV_MAX; i++) {
1378 			if (p <= pll_qlin_pdiv_to_hw[i].pdiv) {
1379 				if (pdiv)
1380 					*pdiv = i;
1381 				return pll_qlin_pdiv_to_hw[i].pdiv;
1382 			}
1383 		}
1384 	}
1385 
1386 	return -EINVAL;
1387 }
1388 
1389 #define PLL_EXPO_PDIV_MAX	7
1390 static const struct pdiv_map pll_expo_pdiv_to_hw[] = {
1391 	{ .pdiv =   1, .hw_val = 0 },
1392 	{ .pdiv =   2, .hw_val = 1 },
1393 	{ .pdiv =   4, .hw_val = 2 },
1394 	{ .pdiv =   8, .hw_val = 3 },
1395 	{ .pdiv =  16, .hw_val = 4 },
1396 	{ .pdiv =  32, .hw_val = 5 },
1397 	{ .pdiv =  64, .hw_val = 6 },
1398 	{ .pdiv = 128, .hw_val = 7 },
1399 };
1400 
1401 static u32 pll_expo_p_to_pdiv(u32 p, u32 *pdiv)
1402 {
1403 	if (p) {
1404 		u32 i = fls(p);
1405 
1406 		if (i == ffs(p))
1407 			i--;
1408 
1409 		if (i <= PLL_EXPO_PDIV_MAX) {
1410 			if (pdiv)
1411 				*pdiv = i;
1412 			return 1 << i;
1413 		}
1414 	}
1415 	return -EINVAL;
1416 }
1417 
1418 static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
1419 	/* 1 GHz */
1420 	{ 12000000, 1000000000, 166, 1, 2, 0 }, /* actual: 996.0 MHz */
1421 	{ 13000000, 1000000000, 153, 1, 2, 0 }, /* actual: 994.0 MHz */
1422 	{ 38400000, 1000000000, 156, 3, 2, 0 }, /* actual: 998.4 MHz */
1423 	{        0,          0,   0, 0, 0, 0 },
1424 };
1425 
1426 static struct tegra_clk_pll_params pll_x_params = {
1427 	.input_min = 12000000,
1428 	.input_max = 800000000,
1429 	.cf_min = 12000000,
1430 	.cf_max = 38400000,
1431 	.vco_min = 1350000000,
1432 	.vco_max = 3000000000UL,
1433 	.base_reg = PLLX_BASE,
1434 	.misc_reg = PLLX_MISC0,
1435 	.lock_mask = PLL_BASE_LOCK,
1436 	.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
1437 	.lock_delay = 300,
1438 	.ext_misc_reg[0] = PLLX_MISC0,
1439 	.ext_misc_reg[1] = PLLX_MISC1,
1440 	.ext_misc_reg[2] = PLLX_MISC2,
1441 	.ext_misc_reg[3] = PLLX_MISC3,
1442 	.ext_misc_reg[4] = PLLX_MISC4,
1443 	.ext_misc_reg[5] = PLLX_MISC5,
1444 	.iddq_reg = PLLX_MISC3,
1445 	.iddq_bit_idx = PLLXP_IDDQ_BIT,
1446 	.max_p = PLL_QLIN_PDIV_MAX,
1447 	.mdiv_default = 2,
1448 	.dyn_ramp_reg = PLLX_MISC2,
1449 	.stepa_shift = 16,
1450 	.stepb_shift = 24,
1451 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1452 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1453 	.div_nmp = &pllx_nmp,
1454 	.freq_table = pll_x_freq_table,
1455 	.flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1456 	.dyn_ramp = tegra210_pllx_dyn_ramp,
1457 	.set_defaults = tegra210_pllx_set_defaults,
1458 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1459 };
1460 
1461 static struct div_nmp pllc_nmp = {
1462 	.divm_shift = 0,
1463 	.divm_width = 8,
1464 	.divn_shift = 10,
1465 	.divn_width = 8,
1466 	.divp_shift = 20,
1467 	.divp_width = 5,
1468 };
1469 
1470 static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
1471 	{ 12000000, 510000000, 85, 1, 2, 0 },
1472 	{ 13000000, 510000000, 78, 1, 2, 0 }, /* actual: 507.0 MHz */
1473 	{ 38400000, 510000000, 79, 3, 2, 0 }, /* actual: 505.6 MHz */
1474 	{        0,         0,  0, 0, 0, 0 },
1475 };
1476 
1477 static struct tegra_clk_pll_params pll_c_params = {
1478 	.input_min = 12000000,
1479 	.input_max = 700000000,
1480 	.cf_min = 12000000,
1481 	.cf_max = 50000000,
1482 	.vco_min = 600000000,
1483 	.vco_max = 1200000000,
1484 	.base_reg = PLLC_BASE,
1485 	.misc_reg = PLLC_MISC0,
1486 	.lock_mask = PLL_BASE_LOCK,
1487 	.lock_delay = 300,
1488 	.iddq_reg = PLLC_MISC1,
1489 	.iddq_bit_idx = PLLCX_IDDQ_BIT,
1490 	.reset_reg = PLLC_MISC0,
1491 	.reset_bit_idx = PLLCX_RESET_BIT,
1492 	.max_p = PLL_QLIN_PDIV_MAX,
1493 	.ext_misc_reg[0] = PLLC_MISC0,
1494 	.ext_misc_reg[1] = PLLC_MISC1,
1495 	.ext_misc_reg[2] = PLLC_MISC2,
1496 	.ext_misc_reg[3] = PLLC_MISC3,
1497 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1498 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1499 	.mdiv_default = 3,
1500 	.div_nmp = &pllc_nmp,
1501 	.freq_table = pll_cx_freq_table,
1502 	.flags = TEGRA_PLL_USE_LOCK,
1503 	.set_defaults = _pllc_set_defaults,
1504 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1505 };
1506 
1507 static struct div_nmp pllcx_nmp = {
1508 	.divm_shift = 0,
1509 	.divm_width = 8,
1510 	.divn_shift = 10,
1511 	.divn_width = 8,
1512 	.divp_shift = 20,
1513 	.divp_width = 5,
1514 };
1515 
1516 static struct tegra_clk_pll_params pll_c2_params = {
1517 	.input_min = 12000000,
1518 	.input_max = 700000000,
1519 	.cf_min = 12000000,
1520 	.cf_max = 50000000,
1521 	.vco_min = 600000000,
1522 	.vco_max = 1200000000,
1523 	.base_reg = PLLC2_BASE,
1524 	.misc_reg = PLLC2_MISC0,
1525 	.iddq_reg = PLLC2_MISC1,
1526 	.iddq_bit_idx = PLLCX_IDDQ_BIT,
1527 	.reset_reg = PLLC2_MISC0,
1528 	.reset_bit_idx = PLLCX_RESET_BIT,
1529 	.lock_mask = PLLCX_BASE_LOCK,
1530 	.lock_delay = 300,
1531 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1532 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1533 	.mdiv_default = 3,
1534 	.div_nmp = &pllcx_nmp,
1535 	.max_p = PLL_QLIN_PDIV_MAX,
1536 	.ext_misc_reg[0] = PLLC2_MISC0,
1537 	.ext_misc_reg[1] = PLLC2_MISC1,
1538 	.ext_misc_reg[2] = PLLC2_MISC2,
1539 	.ext_misc_reg[3] = PLLC2_MISC3,
1540 	.freq_table = pll_cx_freq_table,
1541 	.flags = TEGRA_PLL_USE_LOCK,
1542 	.set_defaults = _pllc2_set_defaults,
1543 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1544 };
1545 
1546 static struct tegra_clk_pll_params pll_c3_params = {
1547 	.input_min = 12000000,
1548 	.input_max = 700000000,
1549 	.cf_min = 12000000,
1550 	.cf_max = 50000000,
1551 	.vco_min = 600000000,
1552 	.vco_max = 1200000000,
1553 	.base_reg = PLLC3_BASE,
1554 	.misc_reg = PLLC3_MISC0,
1555 	.lock_mask = PLLCX_BASE_LOCK,
1556 	.lock_delay = 300,
1557 	.iddq_reg = PLLC3_MISC1,
1558 	.iddq_bit_idx = PLLCX_IDDQ_BIT,
1559 	.reset_reg = PLLC3_MISC0,
1560 	.reset_bit_idx = PLLCX_RESET_BIT,
1561 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1562 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1563 	.mdiv_default = 3,
1564 	.div_nmp = &pllcx_nmp,
1565 	.max_p = PLL_QLIN_PDIV_MAX,
1566 	.ext_misc_reg[0] = PLLC3_MISC0,
1567 	.ext_misc_reg[1] = PLLC3_MISC1,
1568 	.ext_misc_reg[2] = PLLC3_MISC2,
1569 	.ext_misc_reg[3] = PLLC3_MISC3,
1570 	.freq_table = pll_cx_freq_table,
1571 	.flags = TEGRA_PLL_USE_LOCK,
1572 	.set_defaults = _pllc3_set_defaults,
1573 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1574 };
1575 
1576 static struct div_nmp pllss_nmp = {
1577 	.divm_shift = 0,
1578 	.divm_width = 8,
1579 	.divn_shift = 8,
1580 	.divn_width = 8,
1581 	.divp_shift = 19,
1582 	.divp_width = 5,
1583 };
1584 
1585 static struct tegra_clk_pll_freq_table pll_c4_vco_freq_table[] = {
1586 	{ 12000000, 600000000, 50, 1, 1, 0 },
1587 	{ 13000000, 600000000, 46, 1, 1, 0 }, /* actual: 598.0 MHz */
1588 	{ 38400000, 600000000, 62, 4, 1, 0 }, /* actual: 595.2 MHz */
1589 	{        0,         0,  0, 0, 0, 0 },
1590 };
1591 
1592 static const struct clk_div_table pll_vco_post_div_table[] = {
1593 	{ .val =  0, .div =  1 },
1594 	{ .val =  1, .div =  2 },
1595 	{ .val =  2, .div =  3 },
1596 	{ .val =  3, .div =  4 },
1597 	{ .val =  4, .div =  5 },
1598 	{ .val =  5, .div =  6 },
1599 	{ .val =  6, .div =  8 },
1600 	{ .val =  7, .div = 10 },
1601 	{ .val =  8, .div = 12 },
1602 	{ .val =  9, .div = 16 },
1603 	{ .val = 10, .div = 12 },
1604 	{ .val = 11, .div = 16 },
1605 	{ .val = 12, .div = 20 },
1606 	{ .val = 13, .div = 24 },
1607 	{ .val = 14, .div = 32 },
1608 	{ .val =  0, .div =  0 },
1609 };
1610 
1611 static struct tegra_clk_pll_params pll_c4_vco_params = {
1612 	.input_min = 9600000,
1613 	.input_max = 800000000,
1614 	.cf_min = 9600000,
1615 	.cf_max = 19200000,
1616 	.vco_min = 500000000,
1617 	.vco_max = 1080000000,
1618 	.base_reg = PLLC4_BASE,
1619 	.misc_reg = PLLC4_MISC0,
1620 	.lock_mask = PLL_BASE_LOCK,
1621 	.lock_delay = 300,
1622 	.max_p = PLL_QLIN_PDIV_MAX,
1623 	.ext_misc_reg[0] = PLLC4_MISC0,
1624 	.iddq_reg = PLLC4_BASE,
1625 	.iddq_bit_idx = PLLSS_IDDQ_BIT,
1626 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1627 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1628 	.mdiv_default = 3,
1629 	.div_nmp = &pllss_nmp,
1630 	.freq_table = pll_c4_vco_freq_table,
1631 	.set_defaults = tegra210_pllc4_set_defaults,
1632 	.flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1633 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1634 };
1635 
1636 static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
1637 	{ 12000000,  800000000,  66, 1, 1, 0 }, /* actual: 792.0 MHz */
1638 	{ 13000000,  800000000,  61, 1, 1, 0 }, /* actual: 793.0 MHz */
1639 	{ 38400000,  297600000,  93, 4, 3, 0 },
1640 	{ 38400000,  400000000, 125, 4, 3, 0 },
1641 	{ 38400000,  532800000, 111, 4, 2, 0 },
1642 	{ 38400000,  665600000, 104, 3, 2, 0 },
1643 	{ 38400000,  800000000, 125, 3, 2, 0 },
1644 	{ 38400000,  931200000,  97, 4, 1, 0 },
1645 	{ 38400000, 1065600000, 111, 4, 1, 0 },
1646 	{ 38400000, 1200000000, 125, 4, 1, 0 },
1647 	{ 38400000, 1331200000, 104, 3, 1, 0 },
1648 	{ 38400000, 1459200000,  76, 2, 1, 0 },
1649 	{ 38400000, 1600000000, 125, 3, 1, 0 },
1650 	{        0,          0,   0, 0, 0, 0 },
1651 };
1652 
1653 static struct div_nmp pllm_nmp = {
1654 	.divm_shift = 0,
1655 	.divm_width = 8,
1656 	.override_divm_shift = 0,
1657 	.divn_shift = 8,
1658 	.divn_width = 8,
1659 	.override_divn_shift = 8,
1660 	.divp_shift = 20,
1661 	.divp_width = 5,
1662 	.override_divp_shift = 27,
1663 };
1664 
1665 static struct tegra_clk_pll_params pll_m_params = {
1666 	.input_min = 9600000,
1667 	.input_max = 500000000,
1668 	.cf_min = 9600000,
1669 	.cf_max = 19200000,
1670 	.vco_min = 800000000,
1671 	.vco_max = 1866000000,
1672 	.base_reg = PLLM_BASE,
1673 	.misc_reg = PLLM_MISC2,
1674 	.lock_mask = PLL_BASE_LOCK,
1675 	.lock_enable_bit_idx = PLLM_MISC_LOCK_ENABLE,
1676 	.lock_delay = 300,
1677 	.iddq_reg = PLLM_MISC2,
1678 	.iddq_bit_idx = PLLM_IDDQ_BIT,
1679 	.max_p = PLL_QLIN_PDIV_MAX,
1680 	.ext_misc_reg[0] = PLLM_MISC2,
1681 	.ext_misc_reg[1] = PLLM_MISC1,
1682 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1683 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1684 	.div_nmp = &pllm_nmp,
1685 	.pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
1686 	.pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
1687 	.freq_table = pll_m_freq_table,
1688 	.flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1689 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1690 };
1691 
1692 static struct tegra_clk_pll_params pll_mb_params = {
1693 	.input_min = 9600000,
1694 	.input_max = 500000000,
1695 	.cf_min = 9600000,
1696 	.cf_max = 19200000,
1697 	.vco_min = 800000000,
1698 	.vco_max = 1866000000,
1699 	.base_reg = PLLMB_BASE,
1700 	.misc_reg = PLLMB_MISC1,
1701 	.lock_mask = PLL_BASE_LOCK,
1702 	.lock_delay = 300,
1703 	.iddq_reg = PLLMB_MISC1,
1704 	.iddq_bit_idx = PLLMB_IDDQ_BIT,
1705 	.max_p = PLL_QLIN_PDIV_MAX,
1706 	.ext_misc_reg[0] = PLLMB_MISC1,
1707 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1708 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1709 	.div_nmp = &pllm_nmp,
1710 	.freq_table = pll_m_freq_table,
1711 	.flags = TEGRA_PLL_USE_LOCK,
1712 	.set_defaults = tegra210_pllmb_set_defaults,
1713 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1714 };
1715 
1716 
1717 static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
1718 	/* PLLE special case: use cpcon field to store cml divider value */
1719 	{ 672000000, 100000000, 125, 42, 0, 13 },
1720 	{ 624000000, 100000000, 125, 39, 0, 13 },
1721 	{ 336000000, 100000000, 125, 21, 0, 13 },
1722 	{ 312000000, 100000000, 200, 26, 0, 14 },
1723 	{  38400000, 100000000, 125,  2, 0, 14 },
1724 	{  12000000, 100000000, 200,  1, 0, 14 },
1725 	{         0,         0,   0,  0, 0,  0 },
1726 };
1727 
1728 static struct div_nmp plle_nmp = {
1729 	.divm_shift = 0,
1730 	.divm_width = 8,
1731 	.divn_shift = 8,
1732 	.divn_width = 8,
1733 	.divp_shift = 24,
1734 	.divp_width = 5,
1735 };
1736 
1737 static struct tegra_clk_pll_params pll_e_params = {
1738 	.input_min = 12000000,
1739 	.input_max = 800000000,
1740 	.cf_min = 12000000,
1741 	.cf_max = 38400000,
1742 	.vco_min = 1600000000,
1743 	.vco_max = 2500000000U,
1744 	.base_reg = PLLE_BASE,
1745 	.misc_reg = PLLE_MISC0,
1746 	.aux_reg = PLLE_AUX,
1747 	.lock_mask = PLLE_MISC_LOCK,
1748 	.lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
1749 	.lock_delay = 300,
1750 	.div_nmp = &plle_nmp,
1751 	.freq_table = pll_e_freq_table,
1752 	.flags = TEGRA_PLL_FIXED | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_USE_LOCK |
1753 		 TEGRA_PLL_HAS_LOCK_ENABLE,
1754 	.fixed_rate = 100000000,
1755 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1756 };
1757 
1758 static struct tegra_clk_pll_freq_table pll_re_vco_freq_table[] = {
1759 	{ 12000000, 672000000, 56, 1, 1, 0 },
1760 	{ 13000000, 672000000, 51, 1, 1, 0 }, /* actual: 663.0 MHz */
1761 	{ 38400000, 672000000, 70, 4, 1, 0 },
1762 	{        0,         0,  0, 0, 0, 0 },
1763 };
1764 
1765 static struct div_nmp pllre_nmp = {
1766 	.divm_shift = 0,
1767 	.divm_width = 8,
1768 	.divn_shift = 8,
1769 	.divn_width = 8,
1770 	.divp_shift = 16,
1771 	.divp_width = 5,
1772 };
1773 
1774 static struct tegra_clk_pll_params pll_re_vco_params = {
1775 	.input_min = 9600000,
1776 	.input_max = 800000000,
1777 	.cf_min = 9600000,
1778 	.cf_max = 19200000,
1779 	.vco_min = 350000000,
1780 	.vco_max = 700000000,
1781 	.base_reg = PLLRE_BASE,
1782 	.misc_reg = PLLRE_MISC0,
1783 	.lock_mask = PLLRE_MISC_LOCK,
1784 	.lock_delay = 300,
1785 	.max_p = PLL_QLIN_PDIV_MAX,
1786 	.ext_misc_reg[0] = PLLRE_MISC0,
1787 	.iddq_reg = PLLRE_MISC0,
1788 	.iddq_bit_idx = PLLRE_IDDQ_BIT,
1789 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1790 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1791 	.div_nmp = &pllre_nmp,
1792 	.freq_table = pll_re_vco_freq_table,
1793 	.flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_VCO_OUT,
1794 	.set_defaults = tegra210_pllre_set_defaults,
1795 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1796 };
1797 
1798 static struct div_nmp pllp_nmp = {
1799 	.divm_shift = 0,
1800 	.divm_width = 8,
1801 	.divn_shift = 10,
1802 	.divn_width = 8,
1803 	.divp_shift = 20,
1804 	.divp_width = 5,
1805 };
1806 
1807 static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
1808 	{ 12000000, 408000000, 34, 1, 1, 0 },
1809 	{ 38400000, 408000000, 85, 8, 1, 0 }, /* cf = 4.8MHz, allowed exception */
1810 	{        0,         0,  0, 0, 0, 0 },
1811 };
1812 
1813 static struct tegra_clk_pll_params pll_p_params = {
1814 	.input_min = 9600000,
1815 	.input_max = 800000000,
1816 	.cf_min = 9600000,
1817 	.cf_max = 19200000,
1818 	.vco_min = 350000000,
1819 	.vco_max = 700000000,
1820 	.base_reg = PLLP_BASE,
1821 	.misc_reg = PLLP_MISC0,
1822 	.lock_mask = PLL_BASE_LOCK,
1823 	.lock_delay = 300,
1824 	.iddq_reg = PLLP_MISC0,
1825 	.iddq_bit_idx = PLLXP_IDDQ_BIT,
1826 	.ext_misc_reg[0] = PLLP_MISC0,
1827 	.ext_misc_reg[1] = PLLP_MISC1,
1828 	.div_nmp = &pllp_nmp,
1829 	.freq_table = pll_p_freq_table,
1830 	.fixed_rate = 408000000,
1831 	.flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1832 	.set_defaults = tegra210_pllp_set_defaults,
1833 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1834 };
1835 
1836 static struct tegra_clk_pll_params pll_a1_params = {
1837 	.input_min = 12000000,
1838 	.input_max = 700000000,
1839 	.cf_min = 12000000,
1840 	.cf_max = 50000000,
1841 	.vco_min = 600000000,
1842 	.vco_max = 1200000000,
1843 	.base_reg = PLLA1_BASE,
1844 	.misc_reg = PLLA1_MISC0,
1845 	.lock_mask = PLLCX_BASE_LOCK,
1846 	.lock_delay = 300,
1847 	.iddq_reg = PLLA1_MISC1,
1848 	.iddq_bit_idx = PLLCX_IDDQ_BIT,
1849 	.reset_reg = PLLA1_MISC0,
1850 	.reset_bit_idx = PLLCX_RESET_BIT,
1851 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1852 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1853 	.div_nmp = &pllc_nmp,
1854 	.ext_misc_reg[0] = PLLA1_MISC0,
1855 	.ext_misc_reg[1] = PLLA1_MISC1,
1856 	.ext_misc_reg[2] = PLLA1_MISC2,
1857 	.ext_misc_reg[3] = PLLA1_MISC3,
1858 	.freq_table = pll_cx_freq_table,
1859 	.flags = TEGRA_PLL_USE_LOCK,
1860 	.set_defaults = _plla1_set_defaults,
1861 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1862 };
1863 
1864 static struct div_nmp plla_nmp = {
1865 	.divm_shift = 0,
1866 	.divm_width = 8,
1867 	.divn_shift = 8,
1868 	.divn_width = 8,
1869 	.divp_shift = 20,
1870 	.divp_width = 5,
1871 };
1872 
1873 static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
1874 	{ 12000000, 282240000, 47, 1, 2, 1, 0xf148 }, /* actual: 282240234 */
1875 	{ 12000000, 368640000, 61, 1, 2, 1, 0xfe15 }, /* actual: 368640381 */
1876 	{ 12000000, 240000000, 60, 1, 3, 1,      0 },
1877 	{ 13000000, 282240000, 43, 1, 2, 1, 0xfd7d }, /* actual: 282239807 */
1878 	{ 13000000, 368640000, 56, 1, 2, 1, 0x06d8 }, /* actual: 368640137 */
1879 	{ 13000000, 240000000, 55, 1, 3, 1,      0 }, /* actual: 238.3 MHz */
1880 	{ 38400000, 282240000, 44, 3, 2, 1, 0xf333 }, /* actual: 282239844 */
1881 	{ 38400000, 368640000, 57, 3, 2, 1, 0x0333 }, /* actual: 368639844 */
1882 	{ 38400000, 240000000, 75, 3, 3, 1,      0 },
1883 	{        0,         0,  0, 0, 0, 0,      0 },
1884 };
1885 
1886 static struct tegra_clk_pll_params pll_a_params = {
1887 	.input_min = 12000000,
1888 	.input_max = 800000000,
1889 	.cf_min = 12000000,
1890 	.cf_max = 19200000,
1891 	.vco_min = 500000000,
1892 	.vco_max = 1000000000,
1893 	.base_reg = PLLA_BASE,
1894 	.misc_reg = PLLA_MISC0,
1895 	.lock_mask = PLL_BASE_LOCK,
1896 	.lock_delay = 300,
1897 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1898 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1899 	.iddq_reg = PLLA_BASE,
1900 	.iddq_bit_idx = PLLA_IDDQ_BIT,
1901 	.div_nmp = &plla_nmp,
1902 	.sdm_din_reg = PLLA_MISC1,
1903 	.sdm_din_mask = PLLA_SDM_DIN_MASK,
1904 	.sdm_ctrl_reg = PLLA_MISC2,
1905 	.sdm_ctrl_en_mask = PLLA_SDM_EN_MASK,
1906 	.ext_misc_reg[0] = PLLA_MISC0,
1907 	.ext_misc_reg[1] = PLLA_MISC1,
1908 	.ext_misc_reg[2] = PLLA_MISC2,
1909 	.freq_table = pll_a_freq_table,
1910 	.flags = TEGRA_PLL_USE_LOCK | TEGRA_MDIV_NEW,
1911 	.set_defaults = tegra210_plla_set_defaults,
1912 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1913 	.set_gain = tegra210_clk_pll_set_gain,
1914 	.adjust_vco = tegra210_clk_adjust_vco_min,
1915 };
1916 
1917 static struct div_nmp plld_nmp = {
1918 	.divm_shift = 0,
1919 	.divm_width = 8,
1920 	.divn_shift = 11,
1921 	.divn_width = 8,
1922 	.divp_shift = 20,
1923 	.divp_width = 3,
1924 };
1925 
1926 static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
1927 	{ 12000000, 594000000, 99, 1, 2, 0,      0 },
1928 	{ 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */
1929 	{ 38400000, 594000000, 30, 1, 2, 0, 0x0e00 },
1930 	{        0,         0,  0, 0, 0, 0,      0 },
1931 };
1932 
1933 static struct tegra_clk_pll_params pll_d_params = {
1934 	.input_min = 12000000,
1935 	.input_max = 800000000,
1936 	.cf_min = 12000000,
1937 	.cf_max = 38400000,
1938 	.vco_min = 750000000,
1939 	.vco_max = 1500000000,
1940 	.base_reg = PLLD_BASE,
1941 	.misc_reg = PLLD_MISC0,
1942 	.lock_mask = PLL_BASE_LOCK,
1943 	.lock_delay = 1000,
1944 	.iddq_reg = PLLD_MISC0,
1945 	.iddq_bit_idx = PLLD_IDDQ_BIT,
1946 	.round_p_to_pdiv = pll_expo_p_to_pdiv,
1947 	.pdiv_tohw = pll_expo_pdiv_to_hw,
1948 	.div_nmp = &plld_nmp,
1949 	.sdm_din_reg = PLLD_MISC0,
1950 	.sdm_din_mask = PLLA_SDM_DIN_MASK,
1951 	.sdm_ctrl_reg = PLLD_MISC0,
1952 	.sdm_ctrl_en_mask = PLLD_SDM_EN_MASK,
1953 	.ext_misc_reg[0] = PLLD_MISC0,
1954 	.ext_misc_reg[1] = PLLD_MISC1,
1955 	.freq_table = pll_d_freq_table,
1956 	.flags = TEGRA_PLL_USE_LOCK,
1957 	.mdiv_default = 1,
1958 	.set_defaults = tegra210_plld_set_defaults,
1959 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1960 	.set_gain = tegra210_clk_pll_set_gain,
1961 	.adjust_vco = tegra210_clk_adjust_vco_min,
1962 };
1963 
1964 static struct tegra_clk_pll_freq_table tegra210_pll_d2_freq_table[] = {
1965 	{ 12000000, 594000000, 99, 1, 2, 0, 0xf000 },
1966 	{ 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */
1967 	{ 38400000, 594000000, 30, 1, 2, 0, 0x0e00 },
1968 	{        0,         0,  0, 0, 0, 0,      0 },
1969 };
1970 
1971 /* s/w policy, always tegra_pll_ref */
1972 static struct tegra_clk_pll_params pll_d2_params = {
1973 	.input_min = 12000000,
1974 	.input_max = 800000000,
1975 	.cf_min = 12000000,
1976 	.cf_max = 38400000,
1977 	.vco_min = 750000000,
1978 	.vco_max = 1500000000,
1979 	.base_reg = PLLD2_BASE,
1980 	.misc_reg = PLLD2_MISC0,
1981 	.lock_mask = PLL_BASE_LOCK,
1982 	.lock_delay = 300,
1983 	.iddq_reg = PLLD2_BASE,
1984 	.iddq_bit_idx = PLLSS_IDDQ_BIT,
1985 	.sdm_din_reg = PLLD2_MISC3,
1986 	.sdm_din_mask = PLLA_SDM_DIN_MASK,
1987 	.sdm_ctrl_reg = PLLD2_MISC1,
1988 	.sdm_ctrl_en_mask = PLLD2_SDM_EN_MASK,
1989 	/* disable spread-spectrum for pll_d2 */
1990 	.ssc_ctrl_reg = 0,
1991 	.ssc_ctrl_en_mask = 0,
1992 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1993 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1994 	.div_nmp = &pllss_nmp,
1995 	.ext_misc_reg[0] = PLLD2_MISC0,
1996 	.ext_misc_reg[1] = PLLD2_MISC1,
1997 	.ext_misc_reg[2] = PLLD2_MISC2,
1998 	.ext_misc_reg[3] = PLLD2_MISC3,
1999 	.max_p = PLL_QLIN_PDIV_MAX,
2000 	.mdiv_default = 1,
2001 	.freq_table = tegra210_pll_d2_freq_table,
2002 	.set_defaults = tegra210_plld2_set_defaults,
2003 	.flags = TEGRA_PLL_USE_LOCK,
2004 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
2005 	.set_gain = tegra210_clk_pll_set_gain,
2006 	.adjust_vco = tegra210_clk_adjust_vco_min,
2007 };
2008 
2009 static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
2010 	{ 12000000, 270000000, 90, 1, 4, 0, 0xf000 },
2011 	{ 13000000, 270000000, 83, 1, 4, 0, 0xf000 }, /* actual: 269.8 MHz */
2012 	{ 38400000, 270000000, 28, 1, 4, 0, 0xf400 },
2013 	{        0,         0,  0, 0, 0, 0,      0 },
2014 };
2015 
2016 static struct tegra_clk_pll_params pll_dp_params = {
2017 	.input_min = 12000000,
2018 	.input_max = 800000000,
2019 	.cf_min = 12000000,
2020 	.cf_max = 38400000,
2021 	.vco_min = 750000000,
2022 	.vco_max = 1500000000,
2023 	.base_reg = PLLDP_BASE,
2024 	.misc_reg = PLLDP_MISC,
2025 	.lock_mask = PLL_BASE_LOCK,
2026 	.lock_delay = 300,
2027 	.iddq_reg = PLLDP_BASE,
2028 	.iddq_bit_idx = PLLSS_IDDQ_BIT,
2029 	.sdm_din_reg = PLLDP_SS_CTRL2,
2030 	.sdm_din_mask = PLLA_SDM_DIN_MASK,
2031 	.sdm_ctrl_reg = PLLDP_SS_CFG,
2032 	.sdm_ctrl_en_mask = PLLDP_SDM_EN_MASK,
2033 	.ssc_ctrl_reg = PLLDP_SS_CFG,
2034 	.ssc_ctrl_en_mask = PLLDP_SSC_EN_MASK,
2035 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
2036 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
2037 	.div_nmp = &pllss_nmp,
2038 	.ext_misc_reg[0] = PLLDP_MISC,
2039 	.ext_misc_reg[1] = PLLDP_SS_CFG,
2040 	.ext_misc_reg[2] = PLLDP_SS_CTRL1,
2041 	.ext_misc_reg[3] = PLLDP_SS_CTRL2,
2042 	.max_p = PLL_QLIN_PDIV_MAX,
2043 	.mdiv_default = 1,
2044 	.freq_table = pll_dp_freq_table,
2045 	.set_defaults = tegra210_plldp_set_defaults,
2046 	.flags = TEGRA_PLL_USE_LOCK,
2047 	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
2048 	.set_gain = tegra210_clk_pll_set_gain,
2049 	.adjust_vco = tegra210_clk_adjust_vco_min,
2050 };
2051 
2052 static struct div_nmp pllu_nmp = {
2053 	.divm_shift = 0,
2054 	.divm_width = 8,
2055 	.divn_shift = 8,
2056 	.divn_width = 8,
2057 	.divp_shift = 16,
2058 	.divp_width = 5,
2059 };
2060 
2061 static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
2062 	{ 12000000, 480000000, 40, 1, 0, 0 },
2063 	{ 13000000, 480000000, 36, 1, 0, 0 }, /* actual: 468.0 MHz */
2064 	{ 38400000, 480000000, 25, 2, 0, 0 },
2065 	{        0,         0,  0, 0, 0, 0 },
2066 };
2067 
2068 static struct tegra_clk_pll_params pll_u_vco_params = {
2069 	.input_min = 9600000,
2070 	.input_max = 800000000,
2071 	.cf_min = 9600000,
2072 	.cf_max = 19200000,
2073 	.vco_min = 350000000,
2074 	.vco_max = 700000000,
2075 	.base_reg = PLLU_BASE,
2076 	.misc_reg = PLLU_MISC0,
2077 	.lock_mask = PLL_BASE_LOCK,
2078 	.lock_delay = 1000,
2079 	.iddq_reg = PLLU_MISC0,
2080 	.iddq_bit_idx = PLLU_IDDQ_BIT,
2081 	.ext_misc_reg[0] = PLLU_MISC0,
2082 	.ext_misc_reg[1] = PLLU_MISC1,
2083 	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
2084 	.pdiv_tohw = pll_qlin_pdiv_to_hw,
2085 	.div_nmp = &pllu_nmp,
2086 	.freq_table = pll_u_freq_table,
2087 	.flags = TEGRA_PLLU | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
2088 };
2089 
2090 struct utmi_clk_param {
2091 	/* Oscillator Frequency in KHz */
2092 	u32 osc_frequency;
2093 	/* UTMIP PLL Enable Delay Count  */
2094 	u8 enable_delay_count;
2095 	/* UTMIP PLL Stable count */
2096 	u16 stable_count;
2097 	/*  UTMIP PLL Active delay count */
2098 	u8 active_delay_count;
2099 	/* UTMIP PLL Xtal frequency count */
2100 	u16 xtal_freq_count;
2101 };
2102 
2103 static const struct utmi_clk_param utmi_parameters[] = {
2104 	{
2105 		.osc_frequency = 38400000, .enable_delay_count = 0x0,
2106 		.stable_count = 0x0, .active_delay_count = 0x6,
2107 		.xtal_freq_count = 0x80
2108 	}, {
2109 		.osc_frequency = 13000000, .enable_delay_count = 0x02,
2110 		.stable_count = 0x33, .active_delay_count = 0x05,
2111 		.xtal_freq_count = 0x7f
2112 	}, {
2113 		.osc_frequency = 19200000, .enable_delay_count = 0x03,
2114 		.stable_count = 0x4b, .active_delay_count = 0x06,
2115 		.xtal_freq_count = 0xbb
2116 	}, {
2117 		.osc_frequency = 12000000, .enable_delay_count = 0x02,
2118 		.stable_count = 0x2f, .active_delay_count = 0x08,
2119 		.xtal_freq_count = 0x76
2120 	}, {
2121 		.osc_frequency = 26000000, .enable_delay_count = 0x04,
2122 		.stable_count = 0x66, .active_delay_count = 0x09,
2123 		.xtal_freq_count = 0xfe
2124 	}, {
2125 		.osc_frequency = 16800000, .enable_delay_count = 0x03,
2126 		.stable_count = 0x41, .active_delay_count = 0x0a,
2127 		.xtal_freq_count = 0xa4
2128 	},
2129 };
2130 
2131 static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = {
2132 	[tegra_clk_ispb] = { .dt_id = TEGRA210_CLK_ISPB, .present = true },
2133 	[tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true },
2134 	[tegra_clk_timer] = { .dt_id = TEGRA210_CLK_TIMER, .present = true },
2135 	[tegra_clk_uarta_8] = { .dt_id = TEGRA210_CLK_UARTA, .present = true },
2136 	[tegra_clk_sdmmc2_9] = { .dt_id = TEGRA210_CLK_SDMMC2, .present = true },
2137 	[tegra_clk_i2s1] = { .dt_id = TEGRA210_CLK_I2S1, .present = true },
2138 	[tegra_clk_i2c1] = { .dt_id = TEGRA210_CLK_I2C1, .present = true },
2139 	[tegra_clk_sdmmc1_9] = { .dt_id = TEGRA210_CLK_SDMMC1, .present = true },
2140 	[tegra_clk_sdmmc4_9] = { .dt_id = TEGRA210_CLK_SDMMC4, .present = true },
2141 	[tegra_clk_pwm] = { .dt_id = TEGRA210_CLK_PWM, .present = true },
2142 	[tegra_clk_i2s2] = { .dt_id = TEGRA210_CLK_I2S2, .present = true },
2143 	[tegra_clk_usbd] = { .dt_id = TEGRA210_CLK_USBD, .present = true },
2144 	[tegra_clk_isp_9] = { .dt_id = TEGRA210_CLK_ISP, .present = true },
2145 	[tegra_clk_disp2_8] = { .dt_id = TEGRA210_CLK_DISP2, .present = true },
2146 	[tegra_clk_disp1_8] = { .dt_id = TEGRA210_CLK_DISP1, .present = true },
2147 	[tegra_clk_host1x_9] = { .dt_id = TEGRA210_CLK_HOST1X, .present = true },
2148 	[tegra_clk_i2s0] = { .dt_id = TEGRA210_CLK_I2S0, .present = true },
2149 	[tegra_clk_apbdma] = { .dt_id = TEGRA210_CLK_APBDMA, .present = true },
2150 	[tegra_clk_kfuse] = { .dt_id = TEGRA210_CLK_KFUSE, .present = true },
2151 	[tegra_clk_sbc1_9] = { .dt_id = TEGRA210_CLK_SBC1, .present = true },
2152 	[tegra_clk_sbc2_9] = { .dt_id = TEGRA210_CLK_SBC2, .present = true },
2153 	[tegra_clk_sbc3_9] = { .dt_id = TEGRA210_CLK_SBC3, .present = true },
2154 	[tegra_clk_i2c5] = { .dt_id = TEGRA210_CLK_I2C5, .present = true },
2155 	[tegra_clk_csi] = { .dt_id = TEGRA210_CLK_CSI, .present = true },
2156 	[tegra_clk_i2c2] = { .dt_id = TEGRA210_CLK_I2C2, .present = true },
2157 	[tegra_clk_uartc_8] = { .dt_id = TEGRA210_CLK_UARTC, .present = true },
2158 	[tegra_clk_mipi_cal] = { .dt_id = TEGRA210_CLK_MIPI_CAL, .present = true },
2159 	[tegra_clk_emc] = { .dt_id = TEGRA210_CLK_EMC, .present = true },
2160 	[tegra_clk_usb2] = { .dt_id = TEGRA210_CLK_USB2, .present = true },
2161 	[tegra_clk_bsev] = { .dt_id = TEGRA210_CLK_BSEV, .present = true },
2162 	[tegra_clk_uartd_8] = { .dt_id = TEGRA210_CLK_UARTD, .present = true },
2163 	[tegra_clk_i2c3] = { .dt_id = TEGRA210_CLK_I2C3, .present = true },
2164 	[tegra_clk_sbc4_9] = { .dt_id = TEGRA210_CLK_SBC4, .present = true },
2165 	[tegra_clk_sdmmc3_9] = { .dt_id = TEGRA210_CLK_SDMMC3, .present = true },
2166 	[tegra_clk_pcie] = { .dt_id = TEGRA210_CLK_PCIE, .present = true },
2167 	[tegra_clk_owr_8] = { .dt_id = TEGRA210_CLK_OWR, .present = true },
2168 	[tegra_clk_afi] = { .dt_id = TEGRA210_CLK_AFI, .present = true },
2169 	[tegra_clk_csite_8] = { .dt_id = TEGRA210_CLK_CSITE, .present = true },
2170 	[tegra_clk_soc_therm_8] = { .dt_id = TEGRA210_CLK_SOC_THERM, .present = true },
2171 	[tegra_clk_dtv] = { .dt_id = TEGRA210_CLK_DTV, .present = true },
2172 	[tegra_clk_i2cslow] = { .dt_id = TEGRA210_CLK_I2CSLOW, .present = true },
2173 	[tegra_clk_tsec_8] = { .dt_id = TEGRA210_CLK_TSEC, .present = true },
2174 	[tegra_clk_xusb_host] = { .dt_id = TEGRA210_CLK_XUSB_HOST, .present = true },
2175 	[tegra_clk_csus] = { .dt_id = TEGRA210_CLK_CSUS, .present = true },
2176 	[tegra_clk_mselect] = { .dt_id = TEGRA210_CLK_MSELECT, .present = true },
2177 	[tegra_clk_tsensor] = { .dt_id = TEGRA210_CLK_TSENSOR, .present = true },
2178 	[tegra_clk_i2s3] = { .dt_id = TEGRA210_CLK_I2S3, .present = true },
2179 	[tegra_clk_i2s4] = { .dt_id = TEGRA210_CLK_I2S4, .present = true },
2180 	[tegra_clk_i2c4] = { .dt_id = TEGRA210_CLK_I2C4, .present = true },
2181 	[tegra_clk_d_audio] = { .dt_id = TEGRA210_CLK_D_AUDIO, .present = true },
2182 	[tegra_clk_hda2codec_2x_8] = { .dt_id = TEGRA210_CLK_HDA2CODEC_2X, .present = true },
2183 	[tegra_clk_spdif_2x] = { .dt_id = TEGRA210_CLK_SPDIF_2X, .present = true },
2184 	[tegra_clk_actmon] = { .dt_id = TEGRA210_CLK_ACTMON, .present = true },
2185 	[tegra_clk_extern1] = { .dt_id = TEGRA210_CLK_EXTERN1, .present = true },
2186 	[tegra_clk_extern2] = { .dt_id = TEGRA210_CLK_EXTERN2, .present = true },
2187 	[tegra_clk_extern3] = { .dt_id = TEGRA210_CLK_EXTERN3, .present = true },
2188 	[tegra_clk_sata_oob_8] = { .dt_id = TEGRA210_CLK_SATA_OOB, .present = true },
2189 	[tegra_clk_sata_8] = { .dt_id = TEGRA210_CLK_SATA, .present = true },
2190 	[tegra_clk_hda_8] = { .dt_id = TEGRA210_CLK_HDA, .present = true },
2191 	[tegra_clk_hda2hdmi] = { .dt_id = TEGRA210_CLK_HDA2HDMI, .present = true },
2192 	[tegra_clk_cilab] = { .dt_id = TEGRA210_CLK_CILAB, .present = true },
2193 	[tegra_clk_cilcd] = { .dt_id = TEGRA210_CLK_CILCD, .present = true },
2194 	[tegra_clk_cile] = { .dt_id = TEGRA210_CLK_CILE, .present = true },
2195 	[tegra_clk_dsialp] = { .dt_id = TEGRA210_CLK_DSIALP, .present = true },
2196 	[tegra_clk_dsiblp] = { .dt_id = TEGRA210_CLK_DSIBLP, .present = true },
2197 	[tegra_clk_entropy_8] = { .dt_id = TEGRA210_CLK_ENTROPY, .present = true },
2198 	[tegra_clk_xusb_ss] = { .dt_id = TEGRA210_CLK_XUSB_SS, .present = true },
2199 	[tegra_clk_i2c6] = { .dt_id = TEGRA210_CLK_I2C6, .present = true },
2200 	[tegra_clk_vim2_clk] = { .dt_id = TEGRA210_CLK_VIM2_CLK, .present = true },
2201 	[tegra_clk_clk72Mhz_8] = { .dt_id = TEGRA210_CLK_CLK72MHZ, .present = true },
2202 	[tegra_clk_vic03_8] = { .dt_id = TEGRA210_CLK_VIC03, .present = true },
2203 	[tegra_clk_dpaux] = { .dt_id = TEGRA210_CLK_DPAUX, .present = true },
2204 	[tegra_clk_dpaux1] = { .dt_id = TEGRA210_CLK_DPAUX1, .present = true },
2205 	[tegra_clk_sor0] = { .dt_id = TEGRA210_CLK_SOR0, .present = true },
2206 	[tegra_clk_sor0_lvds] = { .dt_id = TEGRA210_CLK_SOR0_LVDS, .present = true },
2207 	[tegra_clk_sor1] = { .dt_id = TEGRA210_CLK_SOR1, .present = true },
2208 	[tegra_clk_sor1_src] = { .dt_id = TEGRA210_CLK_SOR1_SRC, .present = true },
2209 	[tegra_clk_gpu] = { .dt_id = TEGRA210_CLK_GPU, .present = true },
2210 	[tegra_clk_pll_g_ref] = { .dt_id = TEGRA210_CLK_PLL_G_REF, .present = true, },
2211 	[tegra_clk_uartb_8] = { .dt_id = TEGRA210_CLK_UARTB, .present = true },
2212 	[tegra_clk_spdif_in_8] = { .dt_id = TEGRA210_CLK_SPDIF_IN, .present = true },
2213 	[tegra_clk_spdif_out] = { .dt_id = TEGRA210_CLK_SPDIF_OUT, .present = true },
2214 	[tegra_clk_vi_10] = { .dt_id = TEGRA210_CLK_VI, .present = true },
2215 	[tegra_clk_vi_sensor_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR, .present = true },
2216 	[tegra_clk_fuse] = { .dt_id = TEGRA210_CLK_FUSE, .present = true },
2217 	[tegra_clk_fuse_burn] = { .dt_id = TEGRA210_CLK_FUSE_BURN, .present = true },
2218 	[tegra_clk_clk_32k] = { .dt_id = TEGRA210_CLK_CLK_32K, .present = true },
2219 	[tegra_clk_clk_m] = { .dt_id = TEGRA210_CLK_CLK_M, .present = true },
2220 	[tegra_clk_clk_m_div2] = { .dt_id = TEGRA210_CLK_CLK_M_DIV2, .present = true },
2221 	[tegra_clk_clk_m_div4] = { .dt_id = TEGRA210_CLK_CLK_M_DIV4, .present = true },
2222 	[tegra_clk_pll_ref] = { .dt_id = TEGRA210_CLK_PLL_REF, .present = true },
2223 	[tegra_clk_pll_c] = { .dt_id = TEGRA210_CLK_PLL_C, .present = true },
2224 	[tegra_clk_pll_c_out1] = { .dt_id = TEGRA210_CLK_PLL_C_OUT1, .present = true },
2225 	[tegra_clk_pll_c2] = { .dt_id = TEGRA210_CLK_PLL_C2, .present = true },
2226 	[tegra_clk_pll_c3] = { .dt_id = TEGRA210_CLK_PLL_C3, .present = true },
2227 	[tegra_clk_pll_m] = { .dt_id = TEGRA210_CLK_PLL_M, .present = true },
2228 	[tegra_clk_pll_p] = { .dt_id = TEGRA210_CLK_PLL_P, .present = true },
2229 	[tegra_clk_pll_p_out1] = { .dt_id = TEGRA210_CLK_PLL_P_OUT1, .present = true },
2230 	[tegra_clk_pll_p_out3] = { .dt_id = TEGRA210_CLK_PLL_P_OUT3, .present = true },
2231 	[tegra_clk_pll_p_out4_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT4, .present = true },
2232 	[tegra_clk_pll_p_out_hsio] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_HSIO, .present = true },
2233 	[tegra_clk_pll_p_out_xusb] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_XUSB, .present = true },
2234 	[tegra_clk_pll_p_out_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_CPU, .present = true },
2235 	[tegra_clk_pll_p_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_ADSP, .present = true },
2236 	[tegra_clk_pll_a] = { .dt_id = TEGRA210_CLK_PLL_A, .present = true },
2237 	[tegra_clk_pll_a_out0] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0, .present = true },
2238 	[tegra_clk_pll_d] = { .dt_id = TEGRA210_CLK_PLL_D, .present = true },
2239 	[tegra_clk_pll_d_out0] = { .dt_id = TEGRA210_CLK_PLL_D_OUT0, .present = true },
2240 	[tegra_clk_pll_d2] = { .dt_id = TEGRA210_CLK_PLL_D2, .present = true },
2241 	[tegra_clk_pll_d2_out0] = { .dt_id = TEGRA210_CLK_PLL_D2_OUT0, .present = true },
2242 	[tegra_clk_pll_u] = { .dt_id = TEGRA210_CLK_PLL_U, .present = true },
2243 	[tegra_clk_pll_u_out] = { .dt_id = TEGRA210_CLK_PLL_U_OUT, .present = true },
2244 	[tegra_clk_pll_u_out1] = { .dt_id = TEGRA210_CLK_PLL_U_OUT1, .present = true },
2245 	[tegra_clk_pll_u_out2] = { .dt_id = TEGRA210_CLK_PLL_U_OUT2, .present = true },
2246 	[tegra_clk_pll_u_480m] = { .dt_id = TEGRA210_CLK_PLL_U_480M, .present = true },
2247 	[tegra_clk_pll_u_60m] = { .dt_id = TEGRA210_CLK_PLL_U_60M, .present = true },
2248 	[tegra_clk_pll_u_48m] = { .dt_id = TEGRA210_CLK_PLL_U_48M, .present = true },
2249 	[tegra_clk_pll_x] = { .dt_id = TEGRA210_CLK_PLL_X, .present = true },
2250 	[tegra_clk_pll_x_out0] = { .dt_id = TEGRA210_CLK_PLL_X_OUT0, .present = true },
2251 	[tegra_clk_pll_re_vco] = { .dt_id = TEGRA210_CLK_PLL_RE_VCO, .present = true },
2252 	[tegra_clk_pll_re_out] = { .dt_id = TEGRA210_CLK_PLL_RE_OUT, .present = true },
2253 	[tegra_clk_spdif_in_sync] = { .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC, .present = true },
2254 	[tegra_clk_i2s0_sync] = { .dt_id = TEGRA210_CLK_I2S0_SYNC, .present = true },
2255 	[tegra_clk_i2s1_sync] = { .dt_id = TEGRA210_CLK_I2S1_SYNC, .present = true },
2256 	[tegra_clk_i2s2_sync] = { .dt_id = TEGRA210_CLK_I2S2_SYNC, .present = true },
2257 	[tegra_clk_i2s3_sync] = { .dt_id = TEGRA210_CLK_I2S3_SYNC, .present = true },
2258 	[tegra_clk_i2s4_sync] = { .dt_id = TEGRA210_CLK_I2S4_SYNC, .present = true },
2259 	[tegra_clk_vimclk_sync] = { .dt_id = TEGRA210_CLK_VIMCLK_SYNC, .present = true },
2260 	[tegra_clk_audio0] = { .dt_id = TEGRA210_CLK_AUDIO0, .present = true },
2261 	[tegra_clk_audio1] = { .dt_id = TEGRA210_CLK_AUDIO1, .present = true },
2262 	[tegra_clk_audio2] = { .dt_id = TEGRA210_CLK_AUDIO2, .present = true },
2263 	[tegra_clk_audio3] = { .dt_id = TEGRA210_CLK_AUDIO3, .present = true },
2264 	[tegra_clk_audio4] = { .dt_id = TEGRA210_CLK_AUDIO4, .present = true },
2265 	[tegra_clk_spdif] = { .dt_id = TEGRA210_CLK_SPDIF, .present = true },
2266 	[tegra_clk_clk_out_1] = { .dt_id = TEGRA210_CLK_CLK_OUT_1, .present = true },
2267 	[tegra_clk_clk_out_2] = { .dt_id = TEGRA210_CLK_CLK_OUT_2, .present = true },
2268 	[tegra_clk_clk_out_3] = { .dt_id = TEGRA210_CLK_CLK_OUT_3, .present = true },
2269 	[tegra_clk_blink] = { .dt_id = TEGRA210_CLK_BLINK, .present = true },
2270 	[tegra_clk_xusb_gate] = { .dt_id = TEGRA210_CLK_XUSB_GATE, .present = true },
2271 	[tegra_clk_xusb_host_src_8] = { .dt_id = TEGRA210_CLK_XUSB_HOST_SRC, .present = true },
2272 	[tegra_clk_xusb_falcon_src_8] = { .dt_id = TEGRA210_CLK_XUSB_FALCON_SRC, .present = true },
2273 	[tegra_clk_xusb_fs_src] = { .dt_id = TEGRA210_CLK_XUSB_FS_SRC, .present = true },
2274 	[tegra_clk_xusb_ss_src_8] = { .dt_id = TEGRA210_CLK_XUSB_SS_SRC, .present = true },
2275 	[tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA210_CLK_XUSB_SS_DIV2, .present = true },
2276 	[tegra_clk_xusb_dev_src_8] = { .dt_id = TEGRA210_CLK_XUSB_DEV_SRC, .present = true },
2277 	[tegra_clk_xusb_dev] = { .dt_id = TEGRA210_CLK_XUSB_DEV, .present = true },
2278 	[tegra_clk_xusb_hs_src_4] = { .dt_id = TEGRA210_CLK_XUSB_HS_SRC, .present = true },
2279 	[tegra_clk_xusb_ssp_src] = { .dt_id = TEGRA210_CLK_XUSB_SSP_SRC, .present = true },
2280 	[tegra_clk_usb2_hsic_trk] = { .dt_id = TEGRA210_CLK_USB2_HSIC_TRK, .present = true },
2281 	[tegra_clk_hsic_trk] = { .dt_id = TEGRA210_CLK_HSIC_TRK, .present = true },
2282 	[tegra_clk_usb2_trk] = { .dt_id = TEGRA210_CLK_USB2_TRK, .present = true },
2283 	[tegra_clk_sclk] = { .dt_id = TEGRA210_CLK_SCLK, .present = true },
2284 	[tegra_clk_sclk_mux] = { .dt_id = TEGRA210_CLK_SCLK_MUX, .present = true },
2285 	[tegra_clk_hclk] = { .dt_id = TEGRA210_CLK_HCLK, .present = true },
2286 	[tegra_clk_pclk] = { .dt_id = TEGRA210_CLK_PCLK, .present = true },
2287 	[tegra_clk_cclk_g] = { .dt_id = TEGRA210_CLK_CCLK_G, .present = true },
2288 	[tegra_clk_cclk_lp] = { .dt_id = TEGRA210_CLK_CCLK_LP, .present = true },
2289 	[tegra_clk_dfll_ref] = { .dt_id = TEGRA210_CLK_DFLL_REF, .present = true },
2290 	[tegra_clk_dfll_soc] = { .dt_id = TEGRA210_CLK_DFLL_SOC, .present = true },
2291 	[tegra_clk_vi_sensor2_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR2, .present = true },
2292 	[tegra_clk_pll_p_out5] = { .dt_id = TEGRA210_CLK_PLL_P_OUT5, .present = true },
2293 	[tegra_clk_pll_c4] = { .dt_id = TEGRA210_CLK_PLL_C4, .present = true },
2294 	[tegra_clk_pll_dp] = { .dt_id = TEGRA210_CLK_PLL_DP, .present = true },
2295 	[tegra_clk_audio0_mux] = { .dt_id = TEGRA210_CLK_AUDIO0_MUX, .present = true },
2296 	[tegra_clk_audio1_mux] = { .dt_id = TEGRA210_CLK_AUDIO1_MUX, .present = true },
2297 	[tegra_clk_audio2_mux] = { .dt_id = TEGRA210_CLK_AUDIO2_MUX, .present = true },
2298 	[tegra_clk_audio3_mux] = { .dt_id = TEGRA210_CLK_AUDIO3_MUX, .present = true },
2299 	[tegra_clk_audio4_mux] = { .dt_id = TEGRA210_CLK_AUDIO4_MUX, .present = true },
2300 	[tegra_clk_spdif_mux] = { .dt_id = TEGRA210_CLK_SPDIF_MUX, .present = true },
2301 	[tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_1_MUX, .present = true },
2302 	[tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_2_MUX, .present = true },
2303 	[tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_3_MUX, .present = true },
2304 	[tegra_clk_maud] = { .dt_id = TEGRA210_CLK_MAUD, .present = true },
2305 	[tegra_clk_mipibif] = { .dt_id = TEGRA210_CLK_MIPIBIF, .present = true },
2306 	[tegra_clk_qspi] = { .dt_id = TEGRA210_CLK_QSPI, .present = true },
2307 	[tegra_clk_sdmmc_legacy] = { .dt_id = TEGRA210_CLK_SDMMC_LEGACY, .present = true },
2308 	[tegra_clk_tsecb] = { .dt_id = TEGRA210_CLK_TSECB, .present = true },
2309 	[tegra_clk_uartape] = { .dt_id = TEGRA210_CLK_UARTAPE, .present = true },
2310 	[tegra_clk_vi_i2c] = { .dt_id = TEGRA210_CLK_VI_I2C, .present = true },
2311 	[tegra_clk_ape] = { .dt_id = TEGRA210_CLK_APE, .present = true },
2312 	[tegra_clk_dbgapb] = { .dt_id = TEGRA210_CLK_DBGAPB, .present = true },
2313 	[tegra_clk_nvdec] = { .dt_id = TEGRA210_CLK_NVDEC, .present = true },
2314 	[tegra_clk_nvenc] = { .dt_id = TEGRA210_CLK_NVENC, .present = true },
2315 	[tegra_clk_nvjpg] = { .dt_id = TEGRA210_CLK_NVJPG, .present = true },
2316 	[tegra_clk_pll_c4_out0] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT0, .present = true },
2317 	[tegra_clk_pll_c4_out1] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT1, .present = true },
2318 	[tegra_clk_pll_c4_out2] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT2, .present = true },
2319 	[tegra_clk_pll_c4_out3] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT3, .present = true },
2320 	[tegra_clk_apb2ape] = { .dt_id = TEGRA210_CLK_APB2APE, .present = true },
2321 	[tegra_clk_pll_a1] = { .dt_id = TEGRA210_CLK_PLL_A1, .present = true },
2322 	[tegra_clk_ispa] = { .dt_id = TEGRA210_CLK_ISPA, .present = true },
2323 	[tegra_clk_cec] = { .dt_id = TEGRA210_CLK_CEC, .present = true },
2324 	[tegra_clk_dmic1] = { .dt_id = TEGRA210_CLK_DMIC1, .present = true },
2325 	[tegra_clk_dmic2] = { .dt_id = TEGRA210_CLK_DMIC2, .present = true },
2326 	[tegra_clk_dmic3] = { .dt_id = TEGRA210_CLK_DMIC3, .present = true },
2327 	[tegra_clk_dmic1_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC1_SYNC_CLK, .present = true },
2328 	[tegra_clk_dmic2_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC2_SYNC_CLK, .present = true },
2329 	[tegra_clk_dmic3_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC3_SYNC_CLK, .present = true },
2330 	[tegra_clk_dmic1_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC1_SYNC_CLK_MUX, .present = true },
2331 	[tegra_clk_dmic2_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC2_SYNC_CLK_MUX, .present = true },
2332 	[tegra_clk_dmic3_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC3_SYNC_CLK_MUX, .present = true },
2333 	[tegra_clk_dp2] = { .dt_id = TEGRA210_CLK_DP2, .present = true },
2334 	[tegra_clk_iqc1] = { .dt_id = TEGRA210_CLK_IQC1, .present = true },
2335 	[tegra_clk_iqc2] = { .dt_id = TEGRA210_CLK_IQC2, .present = true },
2336 	[tegra_clk_pll_a_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_A_OUT_ADSP, .present = true },
2337 	[tegra_clk_pll_a_out0_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0_OUT_ADSP, .present = true },
2338 	[tegra_clk_adsp] = { .dt_id = TEGRA210_CLK_ADSP, .present = true },
2339 	[tegra_clk_adsp_neon] = { .dt_id = TEGRA210_CLK_ADSP_NEON, .present = true },
2340 };
2341 
2342 static struct tegra_devclk devclks[] __initdata = {
2343 	{ .con_id = "clk_m", .dt_id = TEGRA210_CLK_CLK_M },
2344 	{ .con_id = "pll_ref", .dt_id = TEGRA210_CLK_PLL_REF },
2345 	{ .con_id = "clk_32k", .dt_id = TEGRA210_CLK_CLK_32K },
2346 	{ .con_id = "clk_m_div2", .dt_id = TEGRA210_CLK_CLK_M_DIV2 },
2347 	{ .con_id = "clk_m_div4", .dt_id = TEGRA210_CLK_CLK_M_DIV4 },
2348 	{ .con_id = "pll_c", .dt_id = TEGRA210_CLK_PLL_C },
2349 	{ .con_id = "pll_c_out1", .dt_id = TEGRA210_CLK_PLL_C_OUT1 },
2350 	{ .con_id = "pll_c2", .dt_id = TEGRA210_CLK_PLL_C2 },
2351 	{ .con_id = "pll_c3", .dt_id = TEGRA210_CLK_PLL_C3 },
2352 	{ .con_id = "pll_p", .dt_id = TEGRA210_CLK_PLL_P },
2353 	{ .con_id = "pll_p_out1", .dt_id = TEGRA210_CLK_PLL_P_OUT1 },
2354 	{ .con_id = "pll_p_out2", .dt_id = TEGRA210_CLK_PLL_P_OUT2 },
2355 	{ .con_id = "pll_p_out3", .dt_id = TEGRA210_CLK_PLL_P_OUT3 },
2356 	{ .con_id = "pll_p_out4", .dt_id = TEGRA210_CLK_PLL_P_OUT4 },
2357 	{ .con_id = "pll_m", .dt_id = TEGRA210_CLK_PLL_M },
2358 	{ .con_id = "pll_x", .dt_id = TEGRA210_CLK_PLL_X },
2359 	{ .con_id = "pll_x_out0", .dt_id = TEGRA210_CLK_PLL_X_OUT0 },
2360 	{ .con_id = "pll_u", .dt_id = TEGRA210_CLK_PLL_U },
2361 	{ .con_id = "pll_u_out", .dt_id = TEGRA210_CLK_PLL_U_OUT },
2362 	{ .con_id = "pll_u_out1", .dt_id = TEGRA210_CLK_PLL_U_OUT1 },
2363 	{ .con_id = "pll_u_out2", .dt_id = TEGRA210_CLK_PLL_U_OUT2 },
2364 	{ .con_id = "pll_u_480M", .dt_id = TEGRA210_CLK_PLL_U_480M },
2365 	{ .con_id = "pll_u_60M", .dt_id = TEGRA210_CLK_PLL_U_60M },
2366 	{ .con_id = "pll_u_48M", .dt_id = TEGRA210_CLK_PLL_U_48M },
2367 	{ .con_id = "pll_d", .dt_id = TEGRA210_CLK_PLL_D },
2368 	{ .con_id = "pll_d_out0", .dt_id = TEGRA210_CLK_PLL_D_OUT0 },
2369 	{ .con_id = "pll_d2", .dt_id = TEGRA210_CLK_PLL_D2 },
2370 	{ .con_id = "pll_d2_out0", .dt_id = TEGRA210_CLK_PLL_D2_OUT0 },
2371 	{ .con_id = "pll_a", .dt_id = TEGRA210_CLK_PLL_A },
2372 	{ .con_id = "pll_a_out0", .dt_id = TEGRA210_CLK_PLL_A_OUT0 },
2373 	{ .con_id = "pll_re_vco", .dt_id = TEGRA210_CLK_PLL_RE_VCO },
2374 	{ .con_id = "pll_re_out", .dt_id = TEGRA210_CLK_PLL_RE_OUT },
2375 	{ .con_id = "spdif_in_sync", .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC },
2376 	{ .con_id = "i2s0_sync", .dt_id = TEGRA210_CLK_I2S0_SYNC },
2377 	{ .con_id = "i2s1_sync", .dt_id = TEGRA210_CLK_I2S1_SYNC },
2378 	{ .con_id = "i2s2_sync", .dt_id = TEGRA210_CLK_I2S2_SYNC },
2379 	{ .con_id = "i2s3_sync", .dt_id = TEGRA210_CLK_I2S3_SYNC },
2380 	{ .con_id = "i2s4_sync", .dt_id = TEGRA210_CLK_I2S4_SYNC },
2381 	{ .con_id = "vimclk_sync", .dt_id = TEGRA210_CLK_VIMCLK_SYNC },
2382 	{ .con_id = "audio0", .dt_id = TEGRA210_CLK_AUDIO0 },
2383 	{ .con_id = "audio1", .dt_id = TEGRA210_CLK_AUDIO1 },
2384 	{ .con_id = "audio2", .dt_id = TEGRA210_CLK_AUDIO2 },
2385 	{ .con_id = "audio3", .dt_id = TEGRA210_CLK_AUDIO3 },
2386 	{ .con_id = "audio4", .dt_id = TEGRA210_CLK_AUDIO4 },
2387 	{ .con_id = "spdif", .dt_id = TEGRA210_CLK_SPDIF },
2388 	{ .con_id = "spdif_2x", .dt_id = TEGRA210_CLK_SPDIF_2X },
2389 	{ .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA210_CLK_EXTERN1 },
2390 	{ .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA210_CLK_EXTERN2 },
2391 	{ .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA210_CLK_EXTERN3 },
2392 	{ .con_id = "blink", .dt_id = TEGRA210_CLK_BLINK },
2393 	{ .con_id = "cclk_g", .dt_id = TEGRA210_CLK_CCLK_G },
2394 	{ .con_id = "cclk_lp", .dt_id = TEGRA210_CLK_CCLK_LP },
2395 	{ .con_id = "sclk", .dt_id = TEGRA210_CLK_SCLK },
2396 	{ .con_id = "hclk", .dt_id = TEGRA210_CLK_HCLK },
2397 	{ .con_id = "pclk", .dt_id = TEGRA210_CLK_PCLK },
2398 	{ .con_id = "fuse", .dt_id = TEGRA210_CLK_FUSE },
2399 	{ .dev_id = "rtc-tegra", .dt_id = TEGRA210_CLK_RTC },
2400 	{ .dev_id = "timer", .dt_id = TEGRA210_CLK_TIMER },
2401 	{ .con_id = "pll_c4_out0", .dt_id = TEGRA210_CLK_PLL_C4_OUT0 },
2402 	{ .con_id = "pll_c4_out1", .dt_id = TEGRA210_CLK_PLL_C4_OUT1 },
2403 	{ .con_id = "pll_c4_out2", .dt_id = TEGRA210_CLK_PLL_C4_OUT2 },
2404 	{ .con_id = "pll_c4_out3", .dt_id = TEGRA210_CLK_PLL_C4_OUT3 },
2405 	{ .con_id = "dpaux", .dt_id = TEGRA210_CLK_DPAUX },
2406 	{ .con_id = "sor0", .dt_id = TEGRA210_CLK_SOR0 },
2407 };
2408 
2409 static struct tegra_audio_clk_info tegra210_audio_plls[] = {
2410 	{ "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_ref" },
2411 	{ "pll_a1", &pll_a1_params, tegra_clk_pll_a1, "pll_ref" },
2412 };
2413 
2414 static struct clk **clks;
2415 
2416 static const char * const aclk_parents[] = {
2417 	"pll_a1", "pll_c", "pll_p", "pll_a_out0", "pll_c2", "pll_c3",
2418 	"clk_m"
2419 };
2420 
2421 void tegra210_put_utmipll_in_iddq(void)
2422 {
2423 	u32 reg;
2424 
2425 	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2426 
2427 	if (reg & UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK) {
2428 		pr_err("trying to assert IDDQ while UTMIPLL is locked\n");
2429 		return;
2430 	}
2431 
2432 	reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2433 	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2434 }
2435 EXPORT_SYMBOL_GPL(tegra210_put_utmipll_in_iddq);
2436 
2437 void tegra210_put_utmipll_out_iddq(void)
2438 {
2439 	u32 reg;
2440 
2441 	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2442 	reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2443 	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2444 }
2445 EXPORT_SYMBOL_GPL(tegra210_put_utmipll_out_iddq);
2446 
2447 static void tegra210_utmi_param_configure(void)
2448 {
2449 	u32 reg;
2450 	int i;
2451 
2452 	for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
2453 		if (osc_freq == utmi_parameters[i].osc_frequency)
2454 			break;
2455 	}
2456 
2457 	if (i >= ARRAY_SIZE(utmi_parameters)) {
2458 		pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
2459 			osc_freq);
2460 		return;
2461 	}
2462 
2463 	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2464 	reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2465 	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2466 
2467 	udelay(10);
2468 
2469 	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2470 
2471 	/* Program UTMIP PLL stable and active counts */
2472 	/* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
2473 	reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
2474 	reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
2475 
2476 	reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
2477 	reg |=
2478 	UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].active_delay_count);
2479 	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2480 
2481 	/* Program UTMIP PLL delay and oscillator frequency counts */
2482 	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2483 
2484 	reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
2485 	reg |=
2486 	UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].enable_delay_count);
2487 
2488 	reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
2489 	reg |=
2490 	UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].xtal_freq_count);
2491 
2492 	reg |= UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
2493 	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2494 
2495 	/* Remove power downs from UTMIP PLL control bits */
2496 	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2497 	reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2498 	reg |= UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2499 	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2500 
2501 	udelay(20);
2502 
2503 	/* Enable samplers for SNPS, XUSB_HOST, XUSB_DEV */
2504 	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2505 	reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP;
2506 	reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP;
2507 	reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP;
2508 	reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
2509 	reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
2510 	reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN;
2511 	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2512 
2513 	/* Setup HW control of UTMIPLL */
2514 	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2515 	reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2516 	reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2517 	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2518 
2519 	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2520 	reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
2521 	reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
2522 	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2523 
2524 	udelay(1);
2525 
2526 	reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2527 	reg &= ~XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY;
2528 	writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2529 
2530 	udelay(1);
2531 
2532 	/* Enable HW control UTMIPLL */
2533 	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2534 	reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
2535 	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2536 }
2537 
2538 static int tegra210_enable_pllu(void)
2539 {
2540 	struct tegra_clk_pll_freq_table *fentry;
2541 	struct tegra_clk_pll pllu;
2542 	u32 reg;
2543 
2544 	for (fentry = pll_u_freq_table; fentry->input_rate; fentry++) {
2545 		if (fentry->input_rate == pll_ref_freq)
2546 			break;
2547 	}
2548 
2549 	if (!fentry->input_rate) {
2550 		pr_err("Unknown PLL_U reference frequency %lu\n", pll_ref_freq);
2551 		return -EINVAL;
2552 	}
2553 
2554 	/* clear IDDQ bit */
2555 	pllu.params = &pll_u_vco_params;
2556 	reg = readl_relaxed(clk_base + pllu.params->ext_misc_reg[0]);
2557 	reg &= ~BIT(pllu.params->iddq_bit_idx);
2558 	writel_relaxed(reg, clk_base + pllu.params->ext_misc_reg[0]);
2559 	udelay(5);
2560 
2561 	reg = readl_relaxed(clk_base + PLLU_BASE);
2562 	reg &= ~GENMASK(20, 0);
2563 	reg |= fentry->m;
2564 	reg |= fentry->n << 8;
2565 	reg |= fentry->p << 16;
2566 	writel(reg, clk_base + PLLU_BASE);
2567 	udelay(1);
2568 	reg |= PLL_ENABLE;
2569 	writel(reg, clk_base + PLLU_BASE);
2570 
2571 	readl_relaxed_poll_timeout_atomic(clk_base + PLLU_BASE, reg,
2572 					  reg & PLL_BASE_LOCK, 2, 1000);
2573 	if (!(reg & PLL_BASE_LOCK)) {
2574 		pr_err("Timed out waiting for PLL_U to lock\n");
2575 		return -ETIMEDOUT;
2576 	}
2577 
2578 	return 0;
2579 }
2580 
2581 static int tegra210_init_pllu(void)
2582 {
2583 	u32 reg;
2584 	int err;
2585 
2586 	tegra210_pllu_set_defaults(&pll_u_vco_params);
2587 	/* skip initialization when pllu is in hw controlled mode */
2588 	reg = readl_relaxed(clk_base + PLLU_BASE);
2589 	if (reg & PLLU_BASE_OVERRIDE) {
2590 		if (!(reg & PLL_ENABLE)) {
2591 			err = tegra210_enable_pllu();
2592 			if (err < 0) {
2593 				WARN_ON(1);
2594 				return err;
2595 			}
2596 		}
2597 		/* enable hw controlled mode */
2598 		reg = readl_relaxed(clk_base + PLLU_BASE);
2599 		reg &= ~PLLU_BASE_OVERRIDE;
2600 		writel(reg, clk_base + PLLU_BASE);
2601 
2602 		reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2603 		reg |= PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE |
2604 		       PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT |
2605 		       PLLU_HW_PWRDN_CFG0_USE_LOCKDET;
2606 		reg &= ~(PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL |
2607 			PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL);
2608 		writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2609 
2610 		reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2611 		reg &= ~XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK;
2612 		writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2613 		udelay(1);
2614 
2615 		reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2616 		reg |= PLLU_HW_PWRDN_CFG0_SEQ_ENABLE;
2617 		writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2618 		udelay(1);
2619 
2620 		reg = readl_relaxed(clk_base + PLLU_BASE);
2621 		reg &= ~PLLU_BASE_CLKENABLE_USB;
2622 		writel_relaxed(reg, clk_base + PLLU_BASE);
2623 	}
2624 
2625 	/* enable UTMIPLL hw control if not yet done by the bootloader */
2626 	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2627 	if (!(reg & UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE))
2628 		tegra210_utmi_param_configure();
2629 
2630 	return 0;
2631 }
2632 
2633 static const char * const sor1_out_parents[] = {
2634 	/*
2635 	 * Bit 0 of the mux selects sor1_pad_clkout, irrespective of bit 1, so
2636 	 * the sor1_pad_clkout parent appears twice in the list below. This is
2637 	 * merely to support clk_get_parent() if firmware happened to set
2638 	 * these bits to 0b11. While not an invalid setting, code should
2639 	 * always set the bits to 0b01 to select sor1_pad_clkout.
2640 	 */
2641 	"sor_safe", "sor1_pad_clkout", "sor1", "sor1_pad_clkout",
2642 };
2643 
2644 static const char * const sor1_parents[] = {
2645 	"pll_p", "pll_d_out0", "pll_d2_out0", "clk_m",
2646 };
2647 
2648 static u32 sor1_parents_idx[] = { 0, 2, 5, 6 };
2649 
2650 static struct tegra_periph_init_data tegra210_periph[] = {
2651 	TEGRA_INIT_DATA_TABLE("sor1", NULL, NULL, sor1_parents,
2652 			      CLK_SOURCE_SOR1, 29, 0x7, 0, 0, 8, 1,
2653 			      TEGRA_DIVIDER_ROUND_UP, 183, 0, tegra_clk_sor1,
2654 			      sor1_parents_idx, 0, &sor1_lock),
2655 };
2656 
2657 static __init void tegra210_periph_clk_init(void __iomem *clk_base,
2658 					    void __iomem *pmc_base)
2659 {
2660 	struct clk *clk;
2661 	unsigned int i;
2662 
2663 	/* xusb_ss_div2 */
2664 	clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
2665 					1, 2);
2666 	clks[TEGRA210_CLK_XUSB_SS_DIV2] = clk;
2667 
2668 	clk = tegra_clk_register_periph_fixed("sor_safe", "pll_p", 0, clk_base,
2669 					      1, 17, 222);
2670 	clks[TEGRA210_CLK_SOR_SAFE] = clk;
2671 
2672 	clk = tegra_clk_register_periph_fixed("dpaux", "sor_safe", 0, clk_base,
2673 					      1, 17, 181);
2674 	clks[TEGRA210_CLK_DPAUX] = clk;
2675 
2676 	clk = tegra_clk_register_periph_fixed("dpaux1", "sor_safe", 0, clk_base,
2677 					      1, 17, 207);
2678 	clks[TEGRA210_CLK_DPAUX1] = clk;
2679 
2680 	clk = clk_register_mux_table(NULL, "sor1_out", sor1_out_parents,
2681 				     ARRAY_SIZE(sor1_out_parents), 0,
2682 				     clk_base + CLK_SOURCE_SOR1, 14, 0x3,
2683 				     0, NULL, &sor1_lock);
2684 	clks[TEGRA210_CLK_SOR1_OUT] = clk;
2685 
2686 	/* pll_d_dsi_out */
2687 	clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
2688 				clk_base + PLLD_MISC0, 21, 0, &pll_d_lock);
2689 	clks[TEGRA210_CLK_PLL_D_DSI_OUT] = clk;
2690 
2691 	/* dsia */
2692 	clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
2693 					     clk_base, 0, 48,
2694 					     periph_clk_enb_refcnt);
2695 	clks[TEGRA210_CLK_DSIA] = clk;
2696 
2697 	/* dsib */
2698 	clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
2699 					     clk_base, 0, 82,
2700 					     periph_clk_enb_refcnt);
2701 	clks[TEGRA210_CLK_DSIB] = clk;
2702 
2703 	/* emc mux */
2704 	clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
2705 			       ARRAY_SIZE(mux_pllmcp_clkm), 0,
2706 			       clk_base + CLK_SOURCE_EMC,
2707 			       29, 3, 0, &emc_lock);
2708 
2709 	clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC,
2710 				    &emc_lock);
2711 	clks[TEGRA210_CLK_MC] = clk;
2712 
2713 	/* cml0 */
2714 	clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
2715 				0, 0, &pll_e_lock);
2716 	clk_register_clkdev(clk, "cml0", NULL);
2717 	clks[TEGRA210_CLK_CML0] = clk;
2718 
2719 	/* cml1 */
2720 	clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
2721 				1, 0, &pll_e_lock);
2722 	clk_register_clkdev(clk, "cml1", NULL);
2723 	clks[TEGRA210_CLK_CML1] = clk;
2724 
2725 	clk = tegra_clk_register_super_clk("aclk", aclk_parents,
2726 				ARRAY_SIZE(aclk_parents), 0, clk_base + 0x6e0,
2727 				0, NULL);
2728 	clks[TEGRA210_CLK_ACLK] = clk;
2729 
2730 	for (i = 0; i < ARRAY_SIZE(tegra210_periph); i++) {
2731 		struct tegra_periph_init_data *init = &tegra210_periph[i];
2732 		struct clk **clkp;
2733 
2734 		clkp = tegra_lookup_dt_id(init->clk_id, tegra210_clks);
2735 		if (!clkp) {
2736 			pr_warn("clock %u not found\n", init->clk_id);
2737 			continue;
2738 		}
2739 
2740 		clk = tegra_clk_register_periph_data(clk_base, init);
2741 		*clkp = clk;
2742 	}
2743 
2744 	tegra_periph_clk_init(clk_base, pmc_base, tegra210_clks, &pll_p_params);
2745 }
2746 
2747 static void __init tegra210_pll_init(void __iomem *clk_base,
2748 				     void __iomem *pmc)
2749 {
2750 	struct clk *clk;
2751 
2752 	/* PLLC */
2753 	clk = tegra_clk_register_pllc_tegra210("pll_c", "pll_ref", clk_base,
2754 			pmc, 0, &pll_c_params, NULL);
2755 	if (!WARN_ON(IS_ERR(clk)))
2756 		clk_register_clkdev(clk, "pll_c", NULL);
2757 	clks[TEGRA210_CLK_PLL_C] = clk;
2758 
2759 	/* PLLC_OUT1 */
2760 	clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
2761 			clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
2762 			8, 8, 1, NULL);
2763 	clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
2764 				clk_base + PLLC_OUT, 1, 0,
2765 				CLK_SET_RATE_PARENT, 0, NULL);
2766 	clk_register_clkdev(clk, "pll_c_out1", NULL);
2767 	clks[TEGRA210_CLK_PLL_C_OUT1] = clk;
2768 
2769 	/* PLLC_UD */
2770 	clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
2771 					CLK_SET_RATE_PARENT, 1, 1);
2772 	clk_register_clkdev(clk, "pll_c_ud", NULL);
2773 	clks[TEGRA210_CLK_PLL_C_UD] = clk;
2774 
2775 	/* PLLC2 */
2776 	clk = tegra_clk_register_pllc_tegra210("pll_c2", "pll_ref", clk_base,
2777 			     pmc, 0, &pll_c2_params, NULL);
2778 	clk_register_clkdev(clk, "pll_c2", NULL);
2779 	clks[TEGRA210_CLK_PLL_C2] = clk;
2780 
2781 	/* PLLC3 */
2782 	clk = tegra_clk_register_pllc_tegra210("pll_c3", "pll_ref", clk_base,
2783 			     pmc, 0, &pll_c3_params, NULL);
2784 	clk_register_clkdev(clk, "pll_c3", NULL);
2785 	clks[TEGRA210_CLK_PLL_C3] = clk;
2786 
2787 	/* PLLM */
2788 	clk = tegra_clk_register_pllm("pll_m", "osc", clk_base, pmc,
2789 			     CLK_SET_RATE_GATE, &pll_m_params, NULL);
2790 	clk_register_clkdev(clk, "pll_m", NULL);
2791 	clks[TEGRA210_CLK_PLL_M] = clk;
2792 
2793 	/* PLLMB */
2794 	clk = tegra_clk_register_pllmb("pll_mb", "osc", clk_base, pmc,
2795 			     CLK_SET_RATE_GATE, &pll_mb_params, NULL);
2796 	clk_register_clkdev(clk, "pll_mb", NULL);
2797 	clks[TEGRA210_CLK_PLL_MB] = clk;
2798 
2799 	/* PLLM_UD */
2800 	clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
2801 					CLK_SET_RATE_PARENT, 1, 1);
2802 	clk_register_clkdev(clk, "pll_m_ud", NULL);
2803 	clks[TEGRA210_CLK_PLL_M_UD] = clk;
2804 
2805 	/* PLLU_VCO */
2806 	if (!tegra210_init_pllu()) {
2807 		clk = clk_register_fixed_rate(NULL, "pll_u_vco", "pll_ref", 0,
2808 					      480*1000*1000);
2809 		clk_register_clkdev(clk, "pll_u_vco", NULL);
2810 		clks[TEGRA210_CLK_PLL_U] = clk;
2811 	}
2812 
2813 	/* PLLU_OUT */
2814 	clk = clk_register_divider_table(NULL, "pll_u_out", "pll_u_vco", 0,
2815 					 clk_base + PLLU_BASE, 16, 4, 0,
2816 					 pll_vco_post_div_table, NULL);
2817 	clk_register_clkdev(clk, "pll_u_out", NULL);
2818 	clks[TEGRA210_CLK_PLL_U_OUT] = clk;
2819 
2820 	/* PLLU_OUT1 */
2821 	clk = tegra_clk_register_divider("pll_u_out1_div", "pll_u_out",
2822 				clk_base + PLLU_OUTA, 0,
2823 				TEGRA_DIVIDER_ROUND_UP,
2824 				8, 8, 1, &pll_u_lock);
2825 	clk = tegra_clk_register_pll_out("pll_u_out1", "pll_u_out1_div",
2826 				clk_base + PLLU_OUTA, 1, 0,
2827 				CLK_SET_RATE_PARENT, 0, &pll_u_lock);
2828 	clk_register_clkdev(clk, "pll_u_out1", NULL);
2829 	clks[TEGRA210_CLK_PLL_U_OUT1] = clk;
2830 
2831 	/* PLLU_OUT2 */
2832 	clk = tegra_clk_register_divider("pll_u_out2_div", "pll_u_out",
2833 				clk_base + PLLU_OUTA, 0,
2834 				TEGRA_DIVIDER_ROUND_UP,
2835 				24, 8, 1, &pll_u_lock);
2836 	clk = tegra_clk_register_pll_out("pll_u_out2", "pll_u_out2_div",
2837 				clk_base + PLLU_OUTA, 17, 16,
2838 				CLK_SET_RATE_PARENT, 0, &pll_u_lock);
2839 	clk_register_clkdev(clk, "pll_u_out2", NULL);
2840 	clks[TEGRA210_CLK_PLL_U_OUT2] = clk;
2841 
2842 	/* PLLU_480M */
2843 	clk = clk_register_gate(NULL, "pll_u_480M", "pll_u_vco",
2844 				CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2845 				22, 0, &pll_u_lock);
2846 	clk_register_clkdev(clk, "pll_u_480M", NULL);
2847 	clks[TEGRA210_CLK_PLL_U_480M] = clk;
2848 
2849 	/* PLLU_60M */
2850 	clk = clk_register_gate(NULL, "pll_u_60M", "pll_u_out2",
2851 				CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2852 				23, 0, &pll_u_lock);
2853 	clk_register_clkdev(clk, "pll_u_60M", NULL);
2854 	clks[TEGRA210_CLK_PLL_U_60M] = clk;
2855 
2856 	/* PLLU_48M */
2857 	clk = clk_register_gate(NULL, "pll_u_48M", "pll_u_out1",
2858 				CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2859 				25, 0, &pll_u_lock);
2860 	clk_register_clkdev(clk, "pll_u_48M", NULL);
2861 	clks[TEGRA210_CLK_PLL_U_48M] = clk;
2862 
2863 	/* PLLD */
2864 	clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
2865 			    &pll_d_params, &pll_d_lock);
2866 	clk_register_clkdev(clk, "pll_d", NULL);
2867 	clks[TEGRA210_CLK_PLL_D] = clk;
2868 
2869 	/* PLLD_OUT0 */
2870 	clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
2871 					CLK_SET_RATE_PARENT, 1, 2);
2872 	clk_register_clkdev(clk, "pll_d_out0", NULL);
2873 	clks[TEGRA210_CLK_PLL_D_OUT0] = clk;
2874 
2875 	/* PLLRE */
2876 	clk = tegra_clk_register_pllre_tegra210("pll_re_vco", "pll_ref",
2877 						clk_base, pmc, 0,
2878 						&pll_re_vco_params,
2879 						&pll_re_lock, pll_ref_freq);
2880 	clk_register_clkdev(clk, "pll_re_vco", NULL);
2881 	clks[TEGRA210_CLK_PLL_RE_VCO] = clk;
2882 
2883 	clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
2884 					 clk_base + PLLRE_BASE, 16, 5, 0,
2885 					 pll_vco_post_div_table, &pll_re_lock);
2886 	clk_register_clkdev(clk, "pll_re_out", NULL);
2887 	clks[TEGRA210_CLK_PLL_RE_OUT] = clk;
2888 
2889 	clk = tegra_clk_register_divider("pll_re_out1_div", "pll_re_vco",
2890 					 clk_base + PLLRE_OUT1, 0,
2891 					 TEGRA_DIVIDER_ROUND_UP,
2892 					 8, 8, 1, NULL);
2893 	clk = tegra_clk_register_pll_out("pll_re_out1", "pll_re_out1_div",
2894 					 clk_base + PLLRE_OUT1, 1, 0,
2895 					 CLK_SET_RATE_PARENT, 0, NULL);
2896 	clks[TEGRA210_CLK_PLL_RE_OUT1] = clk;
2897 
2898 	/* PLLE */
2899 	clk = tegra_clk_register_plle_tegra210("pll_e", "pll_ref",
2900 				      clk_base, 0, &pll_e_params, NULL);
2901 	clk_register_clkdev(clk, "pll_e", NULL);
2902 	clks[TEGRA210_CLK_PLL_E] = clk;
2903 
2904 	/* PLLC4 */
2905 	clk = tegra_clk_register_pllre("pll_c4_vco", "pll_ref", clk_base, pmc,
2906 			     0, &pll_c4_vco_params, NULL, pll_ref_freq);
2907 	clk_register_clkdev(clk, "pll_c4_vco", NULL);
2908 	clks[TEGRA210_CLK_PLL_C4] = clk;
2909 
2910 	/* PLLC4_OUT0 */
2911 	clk = clk_register_divider_table(NULL, "pll_c4_out0", "pll_c4_vco", 0,
2912 					 clk_base + PLLC4_BASE, 19, 4, 0,
2913 					 pll_vco_post_div_table, NULL);
2914 	clk_register_clkdev(clk, "pll_c4_out0", NULL);
2915 	clks[TEGRA210_CLK_PLL_C4_OUT0] = clk;
2916 
2917 	/* PLLC4_OUT1 */
2918 	clk = clk_register_fixed_factor(NULL, "pll_c4_out1", "pll_c4_vco",
2919 					CLK_SET_RATE_PARENT, 1, 3);
2920 	clk_register_clkdev(clk, "pll_c4_out1", NULL);
2921 	clks[TEGRA210_CLK_PLL_C4_OUT1] = clk;
2922 
2923 	/* PLLC4_OUT2 */
2924 	clk = clk_register_fixed_factor(NULL, "pll_c4_out2", "pll_c4_vco",
2925 					CLK_SET_RATE_PARENT, 1, 5);
2926 	clk_register_clkdev(clk, "pll_c4_out2", NULL);
2927 	clks[TEGRA210_CLK_PLL_C4_OUT2] = clk;
2928 
2929 	/* PLLC4_OUT3 */
2930 	clk = tegra_clk_register_divider("pll_c4_out3_div", "pll_c4_out0",
2931 			clk_base + PLLC4_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
2932 			8, 8, 1, NULL);
2933 	clk = tegra_clk_register_pll_out("pll_c4_out3", "pll_c4_out3_div",
2934 				clk_base + PLLC4_OUT, 1, 0,
2935 				CLK_SET_RATE_PARENT, 0, NULL);
2936 	clk_register_clkdev(clk, "pll_c4_out3", NULL);
2937 	clks[TEGRA210_CLK_PLL_C4_OUT3] = clk;
2938 
2939 	/* PLLDP */
2940 	clk = tegra_clk_register_pllss_tegra210("pll_dp", "pll_ref", clk_base,
2941 					0, &pll_dp_params, NULL);
2942 	clk_register_clkdev(clk, "pll_dp", NULL);
2943 	clks[TEGRA210_CLK_PLL_DP] = clk;
2944 
2945 	/* PLLD2 */
2946 	clk = tegra_clk_register_pllss_tegra210("pll_d2", "pll_ref", clk_base,
2947 					0, &pll_d2_params, NULL);
2948 	clk_register_clkdev(clk, "pll_d2", NULL);
2949 	clks[TEGRA210_CLK_PLL_D2] = clk;
2950 
2951 	/* PLLD2_OUT0 */
2952 	clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
2953 					CLK_SET_RATE_PARENT, 1, 1);
2954 	clk_register_clkdev(clk, "pll_d2_out0", NULL);
2955 	clks[TEGRA210_CLK_PLL_D2_OUT0] = clk;
2956 
2957 	/* PLLP_OUT2 */
2958 	clk = clk_register_fixed_factor(NULL, "pll_p_out2", "pll_p",
2959 					CLK_SET_RATE_PARENT, 1, 2);
2960 	clk_register_clkdev(clk, "pll_p_out2", NULL);
2961 	clks[TEGRA210_CLK_PLL_P_OUT2] = clk;
2962 
2963 }
2964 
2965 /* Tegra210 CPU clock and reset control functions */
2966 static void tegra210_wait_cpu_in_reset(u32 cpu)
2967 {
2968 	unsigned int reg;
2969 
2970 	do {
2971 		reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
2972 		cpu_relax();
2973 	} while (!(reg & (1 << cpu)));  /* check CPU been reset or not */
2974 }
2975 
2976 static void tegra210_disable_cpu_clock(u32 cpu)
2977 {
2978 	/* flow controller would take care in the power sequence. */
2979 }
2980 
2981 #ifdef CONFIG_PM_SLEEP
2982 static void tegra210_cpu_clock_suspend(void)
2983 {
2984 	/* switch coresite to clk_m, save off original source */
2985 	tegra210_cpu_clk_sctx.clk_csite_src =
2986 				readl(clk_base + CLK_SOURCE_CSITE);
2987 	writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
2988 }
2989 
2990 static void tegra210_cpu_clock_resume(void)
2991 {
2992 	writel(tegra210_cpu_clk_sctx.clk_csite_src,
2993 				clk_base + CLK_SOURCE_CSITE);
2994 }
2995 #endif
2996 
2997 static struct tegra_cpu_car_ops tegra210_cpu_car_ops = {
2998 	.wait_for_reset	= tegra210_wait_cpu_in_reset,
2999 	.disable_clock	= tegra210_disable_cpu_clock,
3000 #ifdef CONFIG_PM_SLEEP
3001 	.suspend	= tegra210_cpu_clock_suspend,
3002 	.resume		= tegra210_cpu_clock_resume,
3003 #endif
3004 };
3005 
3006 static const struct of_device_id pmc_match[] __initconst = {
3007 	{ .compatible = "nvidia,tegra210-pmc" },
3008 	{ },
3009 };
3010 
3011 static struct tegra_clk_init_table init_table[] __initdata = {
3012 	{ TEGRA210_CLK_UARTA, TEGRA210_CLK_PLL_P, 408000000, 0 },
3013 	{ TEGRA210_CLK_UARTB, TEGRA210_CLK_PLL_P, 408000000, 0 },
3014 	{ TEGRA210_CLK_UARTC, TEGRA210_CLK_PLL_P, 408000000, 0 },
3015 	{ TEGRA210_CLK_UARTD, TEGRA210_CLK_PLL_P, 408000000, 0 },
3016 	{ TEGRA210_CLK_PLL_A, TEGRA210_CLK_CLK_MAX, 564480000, 1 },
3017 	{ TEGRA210_CLK_PLL_A_OUT0, TEGRA210_CLK_CLK_MAX, 11289600, 1 },
3018 	{ TEGRA210_CLK_EXTERN1, TEGRA210_CLK_PLL_A_OUT0, 0, 1 },
3019 	{ TEGRA210_CLK_CLK_OUT_1_MUX, TEGRA210_CLK_EXTERN1, 0, 1 },
3020 	{ TEGRA210_CLK_CLK_OUT_1, TEGRA210_CLK_CLK_MAX, 0, 1 },
3021 	{ TEGRA210_CLK_I2S0, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3022 	{ TEGRA210_CLK_I2S1, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3023 	{ TEGRA210_CLK_I2S2, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3024 	{ TEGRA210_CLK_I2S3, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3025 	{ TEGRA210_CLK_I2S4, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3026 	{ TEGRA210_CLK_HOST1X, TEGRA210_CLK_PLL_P, 136000000, 1 },
3027 	{ TEGRA210_CLK_SCLK_MUX, TEGRA210_CLK_PLL_P, 0, 1 },
3028 	{ TEGRA210_CLK_SCLK, TEGRA210_CLK_CLK_MAX, 102000000, 1 },
3029 	{ TEGRA210_CLK_DFLL_SOC, TEGRA210_CLK_PLL_P, 51000000, 1 },
3030 	{ TEGRA210_CLK_DFLL_REF, TEGRA210_CLK_PLL_P, 51000000, 1 },
3031 	{ TEGRA210_CLK_SBC4, TEGRA210_CLK_PLL_P, 12000000, 1 },
3032 	{ TEGRA210_CLK_PLL_RE_VCO, TEGRA210_CLK_CLK_MAX, 672000000, 1 },
3033 	{ TEGRA210_CLK_XUSB_GATE, TEGRA210_CLK_CLK_MAX, 0, 1 },
3034 	{ TEGRA210_CLK_XUSB_SS_SRC, TEGRA210_CLK_PLL_U_480M, 120000000, 0 },
3035 	{ TEGRA210_CLK_XUSB_FS_SRC, TEGRA210_CLK_PLL_U_48M, 48000000, 0 },
3036 	{ TEGRA210_CLK_XUSB_HS_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
3037 	{ TEGRA210_CLK_XUSB_SSP_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
3038 	{ TEGRA210_CLK_XUSB_FALCON_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 204000000, 0 },
3039 	{ TEGRA210_CLK_XUSB_HOST_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
3040 	{ TEGRA210_CLK_XUSB_DEV_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
3041 	{ TEGRA210_CLK_SATA, TEGRA210_CLK_PLL_P, 104000000, 0 },
3042 	{ TEGRA210_CLK_SATA_OOB, TEGRA210_CLK_PLL_P, 204000000, 0 },
3043 	{ TEGRA210_CLK_EMC, TEGRA210_CLK_CLK_MAX, 0, 1 },
3044 	{ TEGRA210_CLK_MSELECT, TEGRA210_CLK_CLK_MAX, 0, 1 },
3045 	{ TEGRA210_CLK_CSITE, TEGRA210_CLK_CLK_MAX, 0, 1 },
3046 	/* TODO find a way to enable this on-demand */
3047 	{ TEGRA210_CLK_DBGAPB, TEGRA210_CLK_CLK_MAX, 0, 1 },
3048 	{ TEGRA210_CLK_TSENSOR, TEGRA210_CLK_CLK_M, 400000, 0 },
3049 	{ TEGRA210_CLK_I2C1, TEGRA210_CLK_PLL_P, 0, 0 },
3050 	{ TEGRA210_CLK_I2C2, TEGRA210_CLK_PLL_P, 0, 0 },
3051 	{ TEGRA210_CLK_I2C3, TEGRA210_CLK_PLL_P, 0, 0 },
3052 	{ TEGRA210_CLK_I2C4, TEGRA210_CLK_PLL_P, 0, 0 },
3053 	{ TEGRA210_CLK_I2C5, TEGRA210_CLK_PLL_P, 0, 0 },
3054 	{ TEGRA210_CLK_I2C6, TEGRA210_CLK_PLL_P, 0, 0 },
3055 	{ TEGRA210_CLK_PLL_DP, TEGRA210_CLK_CLK_MAX, 270000000, 0 },
3056 	{ TEGRA210_CLK_SOC_THERM, TEGRA210_CLK_PLL_P, 51000000, 0 },
3057 	{ TEGRA210_CLK_CCLK_G, TEGRA210_CLK_CLK_MAX, 0, 1 },
3058 	{ TEGRA210_CLK_PLL_U_OUT1, TEGRA210_CLK_CLK_MAX, 48000000, 1 },
3059 	{ TEGRA210_CLK_PLL_U_OUT2, TEGRA210_CLK_CLK_MAX, 60000000, 1 },
3060 	/* This MUST be the last entry. */
3061 	{ TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 },
3062 };
3063 
3064 /**
3065  * tegra210_clock_apply_init_table - initialize clocks on Tegra210 SoCs
3066  *
3067  * Program an initial clock rate and enable or disable clocks needed
3068  * by the rest of the kernel, for Tegra210 SoCs.  It is intended to be
3069  * called by assigning a pointer to it to tegra_clk_apply_init_table -
3070  * this will be called as an arch_initcall.  No return value.
3071  */
3072 static void __init tegra210_clock_apply_init_table(void)
3073 {
3074 	tegra_init_from_table(init_table, clks, TEGRA210_CLK_CLK_MAX);
3075 }
3076 
3077 /**
3078  * tegra210_car_barrier - wait for pending writes to the CAR to complete
3079  *
3080  * Wait for any outstanding writes to the CAR MMIO space from this CPU
3081  * to complete before continuing execution.  No return value.
3082  */
3083 static void tegra210_car_barrier(void)
3084 {
3085 	readl_relaxed(clk_base + RST_DFLL_DVCO);
3086 }
3087 
3088 /**
3089  * tegra210_clock_assert_dfll_dvco_reset - assert the DFLL's DVCO reset
3090  *
3091  * Assert the reset line of the DFLL's DVCO.  No return value.
3092  */
3093 static void tegra210_clock_assert_dfll_dvco_reset(void)
3094 {
3095 	u32 v;
3096 
3097 	v = readl_relaxed(clk_base + RST_DFLL_DVCO);
3098 	v |= (1 << DVFS_DFLL_RESET_SHIFT);
3099 	writel_relaxed(v, clk_base + RST_DFLL_DVCO);
3100 	tegra210_car_barrier();
3101 }
3102 
3103 /**
3104  * tegra210_clock_deassert_dfll_dvco_reset - deassert the DFLL's DVCO reset
3105  *
3106  * Deassert the reset line of the DFLL's DVCO, allowing the DVCO to
3107  * operate.  No return value.
3108  */
3109 static void tegra210_clock_deassert_dfll_dvco_reset(void)
3110 {
3111 	u32 v;
3112 
3113 	v = readl_relaxed(clk_base + RST_DFLL_DVCO);
3114 	v &= ~(1 << DVFS_DFLL_RESET_SHIFT);
3115 	writel_relaxed(v, clk_base + RST_DFLL_DVCO);
3116 	tegra210_car_barrier();
3117 }
3118 
3119 static int tegra210_reset_assert(unsigned long id)
3120 {
3121 	if (id == TEGRA210_RST_DFLL_DVCO)
3122 		tegra210_clock_assert_dfll_dvco_reset();
3123 	else if (id == TEGRA210_RST_ADSP)
3124 		writel(GENMASK(26, 21) | BIT(7),
3125 			clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_SET);
3126 	else
3127 		return -EINVAL;
3128 
3129 	return 0;
3130 }
3131 
3132 static int tegra210_reset_deassert(unsigned long id)
3133 {
3134 	if (id == TEGRA210_RST_DFLL_DVCO)
3135 		tegra210_clock_deassert_dfll_dvco_reset();
3136 	else if (id == TEGRA210_RST_ADSP) {
3137 		writel(BIT(21), clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_CLR);
3138 		/*
3139 		 * Considering adsp cpu clock (min: 12.5MHZ, max: 1GHz)
3140 		 * a delay of 5us ensures that it's at least
3141 		 * 6 * adsp_cpu_cycle_period long.
3142 		 */
3143 		udelay(5);
3144 		writel(GENMASK(26, 22) | BIT(7),
3145 			clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_CLR);
3146 	} else
3147 		return -EINVAL;
3148 
3149 	return 0;
3150 }
3151 
3152 /**
3153  * tegra210_clock_init - Tegra210-specific clock initialization
3154  * @np: struct device_node * of the DT node for the SoC CAR IP block
3155  *
3156  * Register most SoC clocks for the Tegra210 system-on-chip.  Intended
3157  * to be called by the OF init code when a DT node with the
3158  * "nvidia,tegra210-car" string is encountered, and declared with
3159  * CLK_OF_DECLARE.  No return value.
3160  */
3161 static void __init tegra210_clock_init(struct device_node *np)
3162 {
3163 	struct device_node *node;
3164 	u32 value, clk_m_div;
3165 
3166 	clk_base = of_iomap(np, 0);
3167 	if (!clk_base) {
3168 		pr_err("ioremap tegra210 CAR failed\n");
3169 		return;
3170 	}
3171 
3172 	node = of_find_matching_node(NULL, pmc_match);
3173 	if (!node) {
3174 		pr_err("Failed to find pmc node\n");
3175 		WARN_ON(1);
3176 		return;
3177 	}
3178 
3179 	pmc_base = of_iomap(node, 0);
3180 	if (!pmc_base) {
3181 		pr_err("Can't map pmc registers\n");
3182 		WARN_ON(1);
3183 		return;
3184 	}
3185 
3186 	clks = tegra_clk_init(clk_base, TEGRA210_CLK_CLK_MAX,
3187 			      TEGRA210_CAR_BANK_COUNT);
3188 	if (!clks)
3189 		return;
3190 
3191 	value = clk_readl(clk_base + SPARE_REG0) >> CLK_M_DIVISOR_SHIFT;
3192 	clk_m_div = (value & CLK_M_DIVISOR_MASK) + 1;
3193 
3194 	if (tegra_osc_clk_init(clk_base, tegra210_clks, tegra210_input_freq,
3195 			       ARRAY_SIZE(tegra210_input_freq), clk_m_div,
3196 			       &osc_freq, &pll_ref_freq) < 0)
3197 		return;
3198 
3199 	tegra_fixed_clk_init(tegra210_clks);
3200 	tegra210_pll_init(clk_base, pmc_base);
3201 	tegra210_periph_clk_init(clk_base, pmc_base);
3202 	tegra_audio_clk_init(clk_base, pmc_base, tegra210_clks,
3203 			     tegra210_audio_plls,
3204 			     ARRAY_SIZE(tegra210_audio_plls));
3205 	tegra_pmc_clk_init(pmc_base, tegra210_clks);
3206 
3207 	/* For Tegra210, PLLD is the only source for DSIA & DSIB */
3208 	value = clk_readl(clk_base + PLLD_BASE);
3209 	value &= ~BIT(25);
3210 	clk_writel(value, clk_base + PLLD_BASE);
3211 
3212 	tegra_clk_apply_init_table = tegra210_clock_apply_init_table;
3213 
3214 	tegra_super_clk_gen5_init(clk_base, pmc_base, tegra210_clks,
3215 				  &pll_x_params);
3216 	tegra_init_special_resets(2, tegra210_reset_assert,
3217 				  tegra210_reset_deassert);
3218 
3219 	tegra_add_of_provider(np);
3220 	tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
3221 
3222 	tegra_cpu_car_ops = &tegra210_cpu_car_ops;
3223 }
3224 CLK_OF_DECLARE(tegra210, "nvidia,tegra210-car", tegra210_clock_init);
3225