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1 /*
2 * Copyright (c) 2012-2014 NVIDIA CORPORATION. All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16
17 #include <linux/io.h>
18 #include <linux/clk.h>
19 #include <linux/clk-provider.h>
20 #include <linux/clkdev.h>
21 #include <linux/of.h>
22 #include <linux/of_address.h>
23 #include <linux/delay.h>
24 #include <linux/export.h>
25 #include <linux/clk/tegra.h>
26 #include <dt-bindings/clock/tegra210-car.h>
27
28 #include "clk.h"
29 #include "clk-id.h"
30
31 /*
32 * TEGRA210_CAR_BANK_COUNT: the number of peripheral clock register
33 * banks present in the Tegra210 CAR IP block. The banks are
34 * identified by single letters, e.g.: L, H, U, V, W, X, Y. See
35 * periph_regs[] in drivers/clk/tegra/clk.c
36 */
37 #define TEGRA210_CAR_BANK_COUNT 7
38
39 #define CLK_SOURCE_CSITE 0x1d4
40 #define CLK_SOURCE_EMC 0x19c
41
42 #define PLLC_BASE 0x80
43 #define PLLC_OUT 0x84
44 #define PLLC_MISC0 0x88
45 #define PLLC_MISC1 0x8c
46 #define PLLC_MISC2 0x5d0
47 #define PLLC_MISC3 0x5d4
48
49 #define PLLC2_BASE 0x4e8
50 #define PLLC2_MISC0 0x4ec
51 #define PLLC2_MISC1 0x4f0
52 #define PLLC2_MISC2 0x4f4
53 #define PLLC2_MISC3 0x4f8
54
55 #define PLLC3_BASE 0x4fc
56 #define PLLC3_MISC0 0x500
57 #define PLLC3_MISC1 0x504
58 #define PLLC3_MISC2 0x508
59 #define PLLC3_MISC3 0x50c
60
61 #define PLLM_BASE 0x90
62 #define PLLM_MISC1 0x98
63 #define PLLM_MISC2 0x9c
64 #define PLLP_BASE 0xa0
65 #define PLLP_MISC0 0xac
66 #define PLLP_MISC1 0x680
67 #define PLLA_BASE 0xb0
68 #define PLLA_MISC0 0xbc
69 #define PLLA_MISC1 0xb8
70 #define PLLA_MISC2 0x5d8
71 #define PLLD_BASE 0xd0
72 #define PLLD_MISC0 0xdc
73 #define PLLD_MISC1 0xd8
74 #define PLLU_BASE 0xc0
75 #define PLLU_OUTA 0xc4
76 #define PLLU_MISC0 0xcc
77 #define PLLU_MISC1 0xc8
78 #define PLLX_BASE 0xe0
79 #define PLLX_MISC0 0xe4
80 #define PLLX_MISC1 0x510
81 #define PLLX_MISC2 0x514
82 #define PLLX_MISC3 0x518
83 #define PLLX_MISC4 0x5f0
84 #define PLLX_MISC5 0x5f4
85 #define PLLE_BASE 0xe8
86 #define PLLE_MISC0 0xec
87 #define PLLD2_BASE 0x4b8
88 #define PLLD2_MISC0 0x4bc
89 #define PLLD2_MISC1 0x570
90 #define PLLD2_MISC2 0x574
91 #define PLLD2_MISC3 0x578
92 #define PLLE_AUX 0x48c
93 #define PLLRE_BASE 0x4c4
94 #define PLLRE_MISC0 0x4c8
95 #define PLLDP_BASE 0x590
96 #define PLLDP_MISC 0x594
97
98 #define PLLC4_BASE 0x5a4
99 #define PLLC4_MISC0 0x5a8
100 #define PLLC4_OUT 0x5e4
101 #define PLLMB_BASE 0x5e8
102 #define PLLMB_MISC1 0x5ec
103 #define PLLA1_BASE 0x6a4
104 #define PLLA1_MISC0 0x6a8
105 #define PLLA1_MISC1 0x6ac
106 #define PLLA1_MISC2 0x6b0
107 #define PLLA1_MISC3 0x6b4
108
109 #define PLLU_IDDQ_BIT 31
110 #define PLLCX_IDDQ_BIT 27
111 #define PLLRE_IDDQ_BIT 24
112 #define PLLA_IDDQ_BIT 25
113 #define PLLD_IDDQ_BIT 20
114 #define PLLSS_IDDQ_BIT 18
115 #define PLLM_IDDQ_BIT 5
116 #define PLLMB_IDDQ_BIT 17
117 #define PLLXP_IDDQ_BIT 3
118
119 #define PLLCX_RESET_BIT 30
120
121 #define PLL_BASE_LOCK BIT(27)
122 #define PLLCX_BASE_LOCK BIT(26)
123 #define PLLE_MISC_LOCK BIT(11)
124 #define PLLRE_MISC_LOCK BIT(27)
125
126 #define PLL_MISC_LOCK_ENABLE 18
127 #define PLLC_MISC_LOCK_ENABLE 24
128 #define PLLDU_MISC_LOCK_ENABLE 22
129 #define PLLU_MISC_LOCK_ENABLE 29
130 #define PLLE_MISC_LOCK_ENABLE 9
131 #define PLLRE_MISC_LOCK_ENABLE 30
132 #define PLLSS_MISC_LOCK_ENABLE 30
133 #define PLLP_MISC_LOCK_ENABLE 18
134 #define PLLM_MISC_LOCK_ENABLE 4
135 #define PLLMB_MISC_LOCK_ENABLE 16
136 #define PLLA_MISC_LOCK_ENABLE 28
137 #define PLLU_MISC_LOCK_ENABLE 29
138 #define PLLD_MISC_LOCK_ENABLE 18
139
140 #define PLLA_SDM_DIN_MASK 0xffff
141 #define PLLA_SDM_EN_MASK BIT(26)
142
143 #define PLLD_SDM_EN_MASK BIT(16)
144
145 #define PLLD2_SDM_EN_MASK BIT(31)
146 #define PLLD2_SSC_EN_MASK BIT(30)
147
148 #define PLLDP_SS_CFG 0x598
149 #define PLLDP_SDM_EN_MASK BIT(31)
150 #define PLLDP_SSC_EN_MASK BIT(30)
151 #define PLLDP_SS_CTRL1 0x59c
152 #define PLLDP_SS_CTRL2 0x5a0
153
154 #define PMC_PLLM_WB0_OVERRIDE 0x1dc
155 #define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
156
157 #define UTMIP_PLL_CFG2 0x488
158 #define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xfff) << 6)
159 #define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
160 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
161 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP BIT(1)
162 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
163 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP BIT(3)
164 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
165 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERUP BIT(5)
166 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN BIT(24)
167 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP BIT(25)
168
169 #define UTMIP_PLL_CFG1 0x484
170 #define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 27)
171 #define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
172 #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
173 #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
174 #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
175 #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
176 #define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
177
178 #define UTMIPLL_HW_PWRDN_CFG0 0x52c
179 #define UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK BIT(31)
180 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25)
181 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24)
182 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE BIT(7)
183 #define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6)
184 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5)
185 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4)
186 #define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2)
187 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1)
188 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0)
189
190 #define PLLU_HW_PWRDN_CFG0 0x530
191 #define PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE BIT(28)
192 #define PLLU_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24)
193 #define PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT BIT(7)
194 #define PLLU_HW_PWRDN_CFG0_USE_LOCKDET BIT(6)
195 #define PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2)
196 #define PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL BIT(0)
197
198 #define XUSB_PLL_CFG0 0x534
199 #define XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY 0x3ff
200 #define XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK (0x3ff << 14)
201
202 #define SPARE_REG0 0x55c
203 #define CLK_M_DIVISOR_SHIFT 2
204 #define CLK_M_DIVISOR_MASK 0x3
205
206 /*
207 * SDM fractional divisor is 16-bit 2's complement signed number within
208 * (-2^12 ... 2^12-1) range. Represented in PLL data structure as unsigned
209 * 16-bit value, with "0" divisor mapped to 0xFFFF. Data "0" is used to
210 * indicate that SDM is disabled.
211 *
212 * Effective ndiv value when SDM is enabled: ndiv + 1/2 + sdm_din/2^13
213 */
214 #define PLL_SDM_COEFF BIT(13)
215 #define sdin_din_to_data(din) ((u16)((din) ? : 0xFFFFU))
216 #define sdin_data_to_din(dat) (((dat) == 0xFFFFU) ? 0 : (s16)dat)
217
218 /* Tegra CPU clock and reset control regs */
219 #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470
220
221 #ifdef CONFIG_PM_SLEEP
222 static struct cpu_clk_suspend_context {
223 u32 clk_csite_src;
224 } tegra210_cpu_clk_sctx;
225 #endif
226
227 static void __iomem *clk_base;
228 static void __iomem *pmc_base;
229
230 static unsigned long osc_freq;
231 static unsigned long pll_ref_freq;
232
233 static DEFINE_SPINLOCK(pll_d_lock);
234 static DEFINE_SPINLOCK(pll_e_lock);
235 static DEFINE_SPINLOCK(pll_re_lock);
236 static DEFINE_SPINLOCK(pll_u_lock);
237 static DEFINE_SPINLOCK(emc_lock);
238
239 /* possible OSC frequencies in Hz */
240 static unsigned long tegra210_input_freq[] = {
241 [5] = 38400000,
242 [8] = 12000000,
243 };
244
245 static const char *mux_pllmcp_clkm[] = {
246 "pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_mb", "pll_mb",
247 "pll_p",
248 };
249 #define mux_pllmcp_clkm_idx NULL
250
251 #define PLL_ENABLE (1 << 30)
252
253 #define PLLCX_MISC1_IDDQ (1 << 27)
254 #define PLLCX_MISC0_RESET (1 << 30)
255
256 #define PLLCX_MISC0_DEFAULT_VALUE 0x40080000
257 #define PLLCX_MISC0_WRITE_MASK 0x400ffffb
258 #define PLLCX_MISC1_DEFAULT_VALUE 0x08000000
259 #define PLLCX_MISC1_WRITE_MASK 0x08003cff
260 #define PLLCX_MISC2_DEFAULT_VALUE 0x1f720f05
261 #define PLLCX_MISC2_WRITE_MASK 0xffffff17
262 #define PLLCX_MISC3_DEFAULT_VALUE 0x000000c4
263 #define PLLCX_MISC3_WRITE_MASK 0x00ffffff
264
265 /* PLLA */
266 #define PLLA_BASE_IDDQ (1 << 25)
267 #define PLLA_BASE_LOCK (1 << 27)
268
269 #define PLLA_MISC0_LOCK_ENABLE (1 << 28)
270 #define PLLA_MISC0_LOCK_OVERRIDE (1 << 27)
271
272 #define PLLA_MISC2_EN_SDM (1 << 26)
273 #define PLLA_MISC2_EN_DYNRAMP (1 << 25)
274
275 #define PLLA_MISC0_DEFAULT_VALUE 0x12000020
276 #define PLLA_MISC0_WRITE_MASK 0x7fffffff
277 #define PLLA_MISC2_DEFAULT_VALUE 0x0
278 #define PLLA_MISC2_WRITE_MASK 0x06ffffff
279
280 /* PLLD */
281 #define PLLD_MISC0_EN_SDM (1 << 16)
282 #define PLLD_MISC0_LOCK_OVERRIDE (1 << 17)
283 #define PLLD_MISC0_LOCK_ENABLE (1 << 18)
284 #define PLLD_MISC0_IDDQ (1 << 20)
285 #define PLLD_MISC0_DSI_CLKENABLE (1 << 21)
286
287 #define PLLD_MISC0_DEFAULT_VALUE 0x00140000
288 #define PLLD_MISC0_WRITE_MASK 0x3ff7ffff
289 #define PLLD_MISC1_DEFAULT_VALUE 0x20
290 #define PLLD_MISC1_WRITE_MASK 0x00ffffff
291
292 /* PLLD2 and PLLDP and PLLC4 */
293 #define PLLDSS_BASE_LOCK (1 << 27)
294 #define PLLDSS_BASE_LOCK_OVERRIDE (1 << 24)
295 #define PLLDSS_BASE_IDDQ (1 << 18)
296 #define PLLDSS_BASE_REF_SEL_SHIFT 25
297 #define PLLDSS_BASE_REF_SEL_MASK (0x3 << PLLDSS_BASE_REF_SEL_SHIFT)
298
299 #define PLLDSS_MISC0_LOCK_ENABLE (1 << 30)
300
301 #define PLLDSS_MISC1_CFG_EN_SDM (1 << 31)
302 #define PLLDSS_MISC1_CFG_EN_SSC (1 << 30)
303
304 #define PLLD2_MISC0_DEFAULT_VALUE 0x40000020
305 #define PLLD2_MISC1_CFG_DEFAULT_VALUE 0x10000000
306 #define PLLD2_MISC2_CTRL1_DEFAULT_VALUE 0x0
307 #define PLLD2_MISC3_CTRL2_DEFAULT_VALUE 0x0
308
309 #define PLLDP_MISC0_DEFAULT_VALUE 0x40000020
310 #define PLLDP_MISC1_CFG_DEFAULT_VALUE 0xc0000000
311 #define PLLDP_MISC2_CTRL1_DEFAULT_VALUE 0xf400f0da
312 #define PLLDP_MISC3_CTRL2_DEFAULT_VALUE 0x2004f400
313
314 #define PLLDSS_MISC0_WRITE_MASK 0x47ffffff
315 #define PLLDSS_MISC1_CFG_WRITE_MASK 0xf8000000
316 #define PLLDSS_MISC2_CTRL1_WRITE_MASK 0xffffffff
317 #define PLLDSS_MISC3_CTRL2_WRITE_MASK 0xffffffff
318
319 #define PLLC4_MISC0_DEFAULT_VALUE 0x40000000
320
321 /* PLLRE */
322 #define PLLRE_MISC0_LOCK_ENABLE (1 << 30)
323 #define PLLRE_MISC0_LOCK_OVERRIDE (1 << 29)
324 #define PLLRE_MISC0_LOCK (1 << 27)
325 #define PLLRE_MISC0_IDDQ (1 << 24)
326
327 #define PLLRE_BASE_DEFAULT_VALUE 0x0
328 #define PLLRE_MISC0_DEFAULT_VALUE 0x41000000
329
330 #define PLLRE_BASE_DEFAULT_MASK 0x1c000000
331 #define PLLRE_MISC0_WRITE_MASK 0x67ffffff
332
333 /* PLLX */
334 #define PLLX_USE_DYN_RAMP 1
335 #define PLLX_BASE_LOCK (1 << 27)
336
337 #define PLLX_MISC0_FO_G_DISABLE (0x1 << 28)
338 #define PLLX_MISC0_LOCK_ENABLE (0x1 << 18)
339
340 #define PLLX_MISC2_DYNRAMP_STEPB_SHIFT 24
341 #define PLLX_MISC2_DYNRAMP_STEPB_MASK (0xFF << PLLX_MISC2_DYNRAMP_STEPB_SHIFT)
342 #define PLLX_MISC2_DYNRAMP_STEPA_SHIFT 16
343 #define PLLX_MISC2_DYNRAMP_STEPA_MASK (0xFF << PLLX_MISC2_DYNRAMP_STEPA_SHIFT)
344 #define PLLX_MISC2_NDIV_NEW_SHIFT 8
345 #define PLLX_MISC2_NDIV_NEW_MASK (0xFF << PLLX_MISC2_NDIV_NEW_SHIFT)
346 #define PLLX_MISC2_LOCK_OVERRIDE (0x1 << 4)
347 #define PLLX_MISC2_DYNRAMP_DONE (0x1 << 2)
348 #define PLLX_MISC2_EN_DYNRAMP (0x1 << 0)
349
350 #define PLLX_MISC3_IDDQ (0x1 << 3)
351
352 #define PLLX_MISC0_DEFAULT_VALUE PLLX_MISC0_LOCK_ENABLE
353 #define PLLX_MISC0_WRITE_MASK 0x10c40000
354 #define PLLX_MISC1_DEFAULT_VALUE 0x20
355 #define PLLX_MISC1_WRITE_MASK 0x00ffffff
356 #define PLLX_MISC2_DEFAULT_VALUE 0x0
357 #define PLLX_MISC2_WRITE_MASK 0xffffff11
358 #define PLLX_MISC3_DEFAULT_VALUE PLLX_MISC3_IDDQ
359 #define PLLX_MISC3_WRITE_MASK 0x01ff0f0f
360 #define PLLX_MISC4_DEFAULT_VALUE 0x0
361 #define PLLX_MISC4_WRITE_MASK 0x8000ffff
362 #define PLLX_MISC5_DEFAULT_VALUE 0x0
363 #define PLLX_MISC5_WRITE_MASK 0x0000ffff
364
365 #define PLLX_HW_CTRL_CFG 0x548
366 #define PLLX_HW_CTRL_CFG_SWCTRL (0x1 << 0)
367
368 /* PLLMB */
369 #define PLLMB_BASE_LOCK (1 << 27)
370
371 #define PLLMB_MISC1_LOCK_OVERRIDE (1 << 18)
372 #define PLLMB_MISC1_IDDQ (1 << 17)
373 #define PLLMB_MISC1_LOCK_ENABLE (1 << 16)
374
375 #define PLLMB_MISC1_DEFAULT_VALUE 0x00030000
376 #define PLLMB_MISC1_WRITE_MASK 0x0007ffff
377
378 /* PLLP */
379 #define PLLP_BASE_OVERRIDE (1 << 28)
380 #define PLLP_BASE_LOCK (1 << 27)
381
382 #define PLLP_MISC0_LOCK_ENABLE (1 << 18)
383 #define PLLP_MISC0_LOCK_OVERRIDE (1 << 17)
384 #define PLLP_MISC0_IDDQ (1 << 3)
385
386 #define PLLP_MISC1_HSIO_EN_SHIFT 29
387 #define PLLP_MISC1_HSIO_EN (1 << PLLP_MISC1_HSIO_EN_SHIFT)
388 #define PLLP_MISC1_XUSB_EN_SHIFT 28
389 #define PLLP_MISC1_XUSB_EN (1 << PLLP_MISC1_XUSB_EN_SHIFT)
390
391 #define PLLP_MISC0_DEFAULT_VALUE 0x00040008
392 #define PLLP_MISC1_DEFAULT_VALUE 0x0
393
394 #define PLLP_MISC0_WRITE_MASK 0xdc6000f
395 #define PLLP_MISC1_WRITE_MASK 0x70ffffff
396
397 /* PLLU */
398 #define PLLU_BASE_LOCK (1 << 27)
399 #define PLLU_BASE_OVERRIDE (1 << 24)
400 #define PLLU_BASE_CLKENABLE_USB (1 << 21)
401 #define PLLU_BASE_CLKENABLE_HSIC (1 << 22)
402 #define PLLU_BASE_CLKENABLE_ICUSB (1 << 23)
403 #define PLLU_BASE_CLKENABLE_48M (1 << 25)
404 #define PLLU_BASE_CLKENABLE_ALL (PLLU_BASE_CLKENABLE_USB |\
405 PLLU_BASE_CLKENABLE_HSIC |\
406 PLLU_BASE_CLKENABLE_ICUSB |\
407 PLLU_BASE_CLKENABLE_48M)
408
409 #define PLLU_MISC0_IDDQ (1 << 31)
410 #define PLLU_MISC0_LOCK_ENABLE (1 << 29)
411 #define PLLU_MISC1_LOCK_OVERRIDE (1 << 0)
412
413 #define PLLU_MISC0_DEFAULT_VALUE 0xa0000000
414 #define PLLU_MISC1_DEFAULT_VALUE 0x0
415
416 #define PLLU_MISC0_WRITE_MASK 0xbfffffff
417 #define PLLU_MISC1_WRITE_MASK 0x00000007
418
419 static inline void _pll_misc_chk_default(void __iomem *base,
420 struct tegra_clk_pll_params *params,
421 u8 misc_num, u32 default_val, u32 mask)
422 {
423 u32 boot_val = readl_relaxed(base + params->ext_misc_reg[misc_num]);
424
425 boot_val &= mask;
426 default_val &= mask;
427 if (boot_val != default_val) {
428 pr_warn("boot misc%d 0x%x: expected 0x%x\n",
429 misc_num, boot_val, default_val);
430 pr_warn(" (comparison mask = 0x%x)\n", mask);
431 params->defaults_set = false;
432 }
433 }
434
435 /*
436 * PLLCX: PLLC, PLLC2, PLLC3, PLLA1
437 * Hybrid PLLs with dynamic ramp. Dynamic ramp is allowed for any transition
438 * that changes NDIV only, while PLL is already locked.
439 */
440 static void pllcx_check_defaults(struct tegra_clk_pll_params *params)
441 {
442 u32 default_val;
443
444 default_val = PLLCX_MISC0_DEFAULT_VALUE & (~PLLCX_MISC0_RESET);
445 _pll_misc_chk_default(clk_base, params, 0, default_val,
446 PLLCX_MISC0_WRITE_MASK);
447
448 default_val = PLLCX_MISC1_DEFAULT_VALUE & (~PLLCX_MISC1_IDDQ);
449 _pll_misc_chk_default(clk_base, params, 1, default_val,
450 PLLCX_MISC1_WRITE_MASK);
451
452 default_val = PLLCX_MISC2_DEFAULT_VALUE;
453 _pll_misc_chk_default(clk_base, params, 2, default_val,
454 PLLCX_MISC2_WRITE_MASK);
455
456 default_val = PLLCX_MISC3_DEFAULT_VALUE;
457 _pll_misc_chk_default(clk_base, params, 3, default_val,
458 PLLCX_MISC3_WRITE_MASK);
459 }
460
461 static void tegra210_pllcx_set_defaults(const char *name,
462 struct tegra_clk_pll *pllcx)
463 {
464 pllcx->params->defaults_set = true;
465
466 if (readl_relaxed(clk_base + pllcx->params->base_reg) &
467 PLL_ENABLE) {
468 /* PLL is ON: only check if defaults already set */
469 pllcx_check_defaults(pllcx->params);
470 pr_warn("%s already enabled. Postponing set full defaults\n",
471 name);
472 return;
473 }
474
475 /* Defaults assert PLL reset, and set IDDQ */
476 writel_relaxed(PLLCX_MISC0_DEFAULT_VALUE,
477 clk_base + pllcx->params->ext_misc_reg[0]);
478 writel_relaxed(PLLCX_MISC1_DEFAULT_VALUE,
479 clk_base + pllcx->params->ext_misc_reg[1]);
480 writel_relaxed(PLLCX_MISC2_DEFAULT_VALUE,
481 clk_base + pllcx->params->ext_misc_reg[2]);
482 writel_relaxed(PLLCX_MISC3_DEFAULT_VALUE,
483 clk_base + pllcx->params->ext_misc_reg[3]);
484 udelay(1);
485 }
486
487 static void _pllc_set_defaults(struct tegra_clk_pll *pllcx)
488 {
489 tegra210_pllcx_set_defaults("PLL_C", pllcx);
490 }
491
492 static void _pllc2_set_defaults(struct tegra_clk_pll *pllcx)
493 {
494 tegra210_pllcx_set_defaults("PLL_C2", pllcx);
495 }
496
497 static void _pllc3_set_defaults(struct tegra_clk_pll *pllcx)
498 {
499 tegra210_pllcx_set_defaults("PLL_C3", pllcx);
500 }
501
502 static void _plla1_set_defaults(struct tegra_clk_pll *pllcx)
503 {
504 tegra210_pllcx_set_defaults("PLL_A1", pllcx);
505 }
506
507 /*
508 * PLLA
509 * PLL with dynamic ramp and fractional SDM. Dynamic ramp is not used.
510 * Fractional SDM is allowed to provide exact audio rates.
511 */
512 static void tegra210_plla_set_defaults(struct tegra_clk_pll *plla)
513 {
514 u32 mask;
515 u32 val = readl_relaxed(clk_base + plla->params->base_reg);
516
517 plla->params->defaults_set = true;
518
519 if (val & PLL_ENABLE) {
520 /*
521 * PLL is ON: check if defaults already set, then set those
522 * that can be updated in flight.
523 */
524 if (val & PLLA_BASE_IDDQ) {
525 pr_warn("PLL_A boot enabled with IDDQ set\n");
526 plla->params->defaults_set = false;
527 }
528
529 pr_warn("PLL_A already enabled. Postponing set full defaults\n");
530
531 val = PLLA_MISC0_DEFAULT_VALUE; /* ignore lock enable */
532 mask = PLLA_MISC0_LOCK_ENABLE | PLLA_MISC0_LOCK_OVERRIDE;
533 _pll_misc_chk_default(clk_base, plla->params, 0, val,
534 ~mask & PLLA_MISC0_WRITE_MASK);
535
536 val = PLLA_MISC2_DEFAULT_VALUE; /* ignore all but control bit */
537 _pll_misc_chk_default(clk_base, plla->params, 2, val,
538 PLLA_MISC2_EN_DYNRAMP);
539
540 /* Enable lock detect */
541 val = readl_relaxed(clk_base + plla->params->ext_misc_reg[0]);
542 val &= ~mask;
543 val |= PLLA_MISC0_DEFAULT_VALUE & mask;
544 writel_relaxed(val, clk_base + plla->params->ext_misc_reg[0]);
545 udelay(1);
546
547 return;
548 }
549
550 /* set IDDQ, enable lock detect, disable dynamic ramp and SDM */
551 val |= PLLA_BASE_IDDQ;
552 writel_relaxed(val, clk_base + plla->params->base_reg);
553 writel_relaxed(PLLA_MISC0_DEFAULT_VALUE,
554 clk_base + plla->params->ext_misc_reg[0]);
555 writel_relaxed(PLLA_MISC2_DEFAULT_VALUE,
556 clk_base + plla->params->ext_misc_reg[2]);
557 udelay(1);
558 }
559
560 /*
561 * PLLD
562 * PLL with fractional SDM.
563 */
564 static void tegra210_plld_set_defaults(struct tegra_clk_pll *plld)
565 {
566 u32 val;
567 u32 mask = 0xffff;
568
569 plld->params->defaults_set = true;
570
571 if (readl_relaxed(clk_base + plld->params->base_reg) &
572 PLL_ENABLE) {
573 pr_warn("PLL_D already enabled. Postponing set full defaults\n");
574
575 /*
576 * PLL is ON: check if defaults already set, then set those
577 * that can be updated in flight.
578 */
579 val = PLLD_MISC1_DEFAULT_VALUE;
580 _pll_misc_chk_default(clk_base, plld->params, 1,
581 val, PLLD_MISC1_WRITE_MASK);
582
583 /* ignore lock, DSI and SDM controls, make sure IDDQ not set */
584 val = PLLD_MISC0_DEFAULT_VALUE & (~PLLD_MISC0_IDDQ);
585 mask |= PLLD_MISC0_DSI_CLKENABLE | PLLD_MISC0_LOCK_ENABLE |
586 PLLD_MISC0_LOCK_OVERRIDE | PLLD_MISC0_EN_SDM;
587 _pll_misc_chk_default(clk_base, plld->params, 0, val,
588 ~mask & PLLD_MISC0_WRITE_MASK);
589
590 /* Enable lock detect */
591 mask = PLLD_MISC0_LOCK_ENABLE | PLLD_MISC0_LOCK_OVERRIDE;
592 val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
593 val &= ~mask;
594 val |= PLLD_MISC0_DEFAULT_VALUE & mask;
595 writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
596 udelay(1);
597
598 return;
599 }
600
601 val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
602 val &= PLLD_MISC0_DSI_CLKENABLE;
603 val |= PLLD_MISC0_DEFAULT_VALUE;
604 /* set IDDQ, enable lock detect, disable SDM */
605 writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
606 writel_relaxed(PLLD_MISC1_DEFAULT_VALUE, clk_base +
607 plld->params->ext_misc_reg[1]);
608 udelay(1);
609 }
610
611 /*
612 * PLLD2, PLLDP
613 * PLL with fractional SDM and Spread Spectrum (SDM is a must if SSC is used).
614 */
615 static void plldss_defaults(const char *pll_name, struct tegra_clk_pll *plldss,
616 u32 misc0_val, u32 misc1_val, u32 misc2_val, u32 misc3_val)
617 {
618 u32 default_val;
619 u32 val = readl_relaxed(clk_base + plldss->params->base_reg);
620
621 plldss->params->defaults_set = true;
622
623 if (val & PLL_ENABLE) {
624 pr_warn("%s already enabled. Postponing set full defaults\n",
625 pll_name);
626
627 /*
628 * PLL is ON: check if defaults already set, then set those
629 * that can be updated in flight.
630 */
631 if (val & PLLDSS_BASE_IDDQ) {
632 pr_warn("plldss boot enabled with IDDQ set\n");
633 plldss->params->defaults_set = false;
634 }
635
636 /* ignore lock enable */
637 default_val = misc0_val;
638 _pll_misc_chk_default(clk_base, plldss->params, 0, default_val,
639 PLLDSS_MISC0_WRITE_MASK &
640 (~PLLDSS_MISC0_LOCK_ENABLE));
641
642 /*
643 * If SSC is used, check all settings, otherwise just confirm
644 * that SSC is not used on boot as well. Do nothing when using
645 * this function for PLLC4 that has only MISC0.
646 */
647 if (plldss->params->ssc_ctrl_en_mask) {
648 default_val = misc1_val;
649 _pll_misc_chk_default(clk_base, plldss->params, 1,
650 default_val, PLLDSS_MISC1_CFG_WRITE_MASK);
651 default_val = misc2_val;
652 _pll_misc_chk_default(clk_base, plldss->params, 2,
653 default_val, PLLDSS_MISC2_CTRL1_WRITE_MASK);
654 default_val = misc3_val;
655 _pll_misc_chk_default(clk_base, plldss->params, 3,
656 default_val, PLLDSS_MISC3_CTRL2_WRITE_MASK);
657 } else if (plldss->params->ext_misc_reg[1]) {
658 default_val = misc1_val;
659 _pll_misc_chk_default(clk_base, plldss->params, 1,
660 default_val, PLLDSS_MISC1_CFG_WRITE_MASK &
661 (~PLLDSS_MISC1_CFG_EN_SDM));
662 }
663
664 /* Enable lock detect */
665 if (val & PLLDSS_BASE_LOCK_OVERRIDE) {
666 val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
667 writel_relaxed(val, clk_base +
668 plldss->params->base_reg);
669 }
670
671 val = readl_relaxed(clk_base + plldss->params->ext_misc_reg[0]);
672 val &= ~PLLDSS_MISC0_LOCK_ENABLE;
673 val |= misc0_val & PLLDSS_MISC0_LOCK_ENABLE;
674 writel_relaxed(val, clk_base + plldss->params->ext_misc_reg[0]);
675 udelay(1);
676
677 return;
678 }
679
680 /* set IDDQ, enable lock detect, configure SDM/SSC */
681 val |= PLLDSS_BASE_IDDQ;
682 val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
683 writel_relaxed(val, clk_base + plldss->params->base_reg);
684
685 /* When using this function for PLLC4 exit here */
686 if (!plldss->params->ext_misc_reg[1]) {
687 writel_relaxed(misc0_val, clk_base +
688 plldss->params->ext_misc_reg[0]);
689 udelay(1);
690 return;
691 }
692
693 writel_relaxed(misc0_val, clk_base +
694 plldss->params->ext_misc_reg[0]);
695 /* if SSC used set by 1st enable */
696 writel_relaxed(misc1_val & (~PLLDSS_MISC1_CFG_EN_SSC),
697 clk_base + plldss->params->ext_misc_reg[1]);
698 writel_relaxed(misc2_val, clk_base + plldss->params->ext_misc_reg[2]);
699 writel_relaxed(misc3_val, clk_base + plldss->params->ext_misc_reg[3]);
700 udelay(1);
701 }
702
703 static void tegra210_plld2_set_defaults(struct tegra_clk_pll *plld2)
704 {
705 plldss_defaults("PLL_D2", plld2, PLLD2_MISC0_DEFAULT_VALUE,
706 PLLD2_MISC1_CFG_DEFAULT_VALUE,
707 PLLD2_MISC2_CTRL1_DEFAULT_VALUE,
708 PLLD2_MISC3_CTRL2_DEFAULT_VALUE);
709 }
710
711 static void tegra210_plldp_set_defaults(struct tegra_clk_pll *plldp)
712 {
713 plldss_defaults("PLL_DP", plldp, PLLDP_MISC0_DEFAULT_VALUE,
714 PLLDP_MISC1_CFG_DEFAULT_VALUE,
715 PLLDP_MISC2_CTRL1_DEFAULT_VALUE,
716 PLLDP_MISC3_CTRL2_DEFAULT_VALUE);
717 }
718
719 /*
720 * PLLC4
721 * Base and misc0 layout is the same as PLLD2/PLLDP, but no SDM/SSC support.
722 * VCO is exposed to the clock tree via fixed 1/3 and 1/5 dividers.
723 */
724 static void tegra210_pllc4_set_defaults(struct tegra_clk_pll *pllc4)
725 {
726 plldss_defaults("PLL_C4", pllc4, PLLC4_MISC0_DEFAULT_VALUE, 0, 0, 0);
727 }
728
729 /*
730 * PLLRE
731 * VCO is exposed to the clock tree directly along with post-divider output
732 */
733 static void tegra210_pllre_set_defaults(struct tegra_clk_pll *pllre)
734 {
735 u32 mask;
736 u32 val = readl_relaxed(clk_base + pllre->params->base_reg);
737
738 pllre->params->defaults_set = true;
739
740 if (val & PLL_ENABLE) {
741 pr_warn("PLL_RE already enabled. Postponing set full defaults\n");
742
743 /*
744 * PLL is ON: check if defaults already set, then set those
745 * that can be updated in flight.
746 */
747 val &= PLLRE_BASE_DEFAULT_MASK;
748 if (val != PLLRE_BASE_DEFAULT_VALUE) {
749 pr_warn("pllre boot base 0x%x : expected 0x%x\n",
750 val, PLLRE_BASE_DEFAULT_VALUE);
751 pr_warn("(comparison mask = 0x%x)\n",
752 PLLRE_BASE_DEFAULT_MASK);
753 pllre->params->defaults_set = false;
754 }
755
756 /* Ignore lock enable */
757 val = PLLRE_MISC0_DEFAULT_VALUE & (~PLLRE_MISC0_IDDQ);
758 mask = PLLRE_MISC0_LOCK_ENABLE | PLLRE_MISC0_LOCK_OVERRIDE;
759 _pll_misc_chk_default(clk_base, pllre->params, 0, val,
760 ~mask & PLLRE_MISC0_WRITE_MASK);
761
762 /* Enable lock detect */
763 val = readl_relaxed(clk_base + pllre->params->ext_misc_reg[0]);
764 val &= ~mask;
765 val |= PLLRE_MISC0_DEFAULT_VALUE & mask;
766 writel_relaxed(val, clk_base + pllre->params->ext_misc_reg[0]);
767 udelay(1);
768
769 return;
770 }
771
772 /* set IDDQ, enable lock detect */
773 val &= ~PLLRE_BASE_DEFAULT_MASK;
774 val |= PLLRE_BASE_DEFAULT_VALUE & PLLRE_BASE_DEFAULT_MASK;
775 writel_relaxed(val, clk_base + pllre->params->base_reg);
776 writel_relaxed(PLLRE_MISC0_DEFAULT_VALUE,
777 clk_base + pllre->params->ext_misc_reg[0]);
778 udelay(1);
779 }
780
781 static void pllx_get_dyn_steps(struct clk_hw *hw, u32 *step_a, u32 *step_b)
782 {
783 unsigned long input_rate;
784
785 /* cf rate */
786 if (!IS_ERR_OR_NULL(hw->clk))
787 input_rate = clk_hw_get_rate(clk_hw_get_parent(hw));
788 else
789 input_rate = 38400000;
790
791 input_rate /= tegra_pll_get_fixed_mdiv(hw, input_rate);
792
793 switch (input_rate) {
794 case 12000000:
795 case 12800000:
796 case 13000000:
797 *step_a = 0x2B;
798 *step_b = 0x0B;
799 return;
800 case 19200000:
801 *step_a = 0x12;
802 *step_b = 0x08;
803 return;
804 case 38400000:
805 *step_a = 0x04;
806 *step_b = 0x05;
807 return;
808 default:
809 pr_err("%s: Unexpected reference rate %lu\n",
810 __func__, input_rate);
811 BUG();
812 }
813 }
814
815 static void pllx_check_defaults(struct tegra_clk_pll *pll)
816 {
817 u32 default_val;
818
819 default_val = PLLX_MISC0_DEFAULT_VALUE;
820 /* ignore lock enable */
821 _pll_misc_chk_default(clk_base, pll->params, 0, default_val,
822 PLLX_MISC0_WRITE_MASK & (~PLLX_MISC0_LOCK_ENABLE));
823
824 default_val = PLLX_MISC1_DEFAULT_VALUE;
825 _pll_misc_chk_default(clk_base, pll->params, 1, default_val,
826 PLLX_MISC1_WRITE_MASK);
827
828 /* ignore all but control bit */
829 default_val = PLLX_MISC2_DEFAULT_VALUE;
830 _pll_misc_chk_default(clk_base, pll->params, 2,
831 default_val, PLLX_MISC2_EN_DYNRAMP);
832
833 default_val = PLLX_MISC3_DEFAULT_VALUE & (~PLLX_MISC3_IDDQ);
834 _pll_misc_chk_default(clk_base, pll->params, 3, default_val,
835 PLLX_MISC3_WRITE_MASK);
836
837 default_val = PLLX_MISC4_DEFAULT_VALUE;
838 _pll_misc_chk_default(clk_base, pll->params, 4, default_val,
839 PLLX_MISC4_WRITE_MASK);
840
841 default_val = PLLX_MISC5_DEFAULT_VALUE;
842 _pll_misc_chk_default(clk_base, pll->params, 5, default_val,
843 PLLX_MISC5_WRITE_MASK);
844 }
845
846 static void tegra210_pllx_set_defaults(struct tegra_clk_pll *pllx)
847 {
848 u32 val;
849 u32 step_a, step_b;
850
851 pllx->params->defaults_set = true;
852
853 /* Get ready dyn ramp state machine settings */
854 pllx_get_dyn_steps(&pllx->hw, &step_a, &step_b);
855 val = PLLX_MISC2_DEFAULT_VALUE & (~PLLX_MISC2_DYNRAMP_STEPA_MASK) &
856 (~PLLX_MISC2_DYNRAMP_STEPB_MASK);
857 val |= step_a << PLLX_MISC2_DYNRAMP_STEPA_SHIFT;
858 val |= step_b << PLLX_MISC2_DYNRAMP_STEPB_SHIFT;
859
860 if (readl_relaxed(clk_base + pllx->params->base_reg) & PLL_ENABLE) {
861 pr_warn("PLL_X already enabled. Postponing set full defaults\n");
862
863 /*
864 * PLL is ON: check if defaults already set, then set those
865 * that can be updated in flight.
866 */
867 pllx_check_defaults(pllx);
868
869 /* Configure dyn ramp, disable lock override */
870 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
871
872 /* Enable lock detect */
873 val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[0]);
874 val &= ~PLLX_MISC0_LOCK_ENABLE;
875 val |= PLLX_MISC0_DEFAULT_VALUE & PLLX_MISC0_LOCK_ENABLE;
876 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[0]);
877 udelay(1);
878
879 return;
880 }
881
882 /* Enable lock detect and CPU output */
883 writel_relaxed(PLLX_MISC0_DEFAULT_VALUE, clk_base +
884 pllx->params->ext_misc_reg[0]);
885
886 /* Setup */
887 writel_relaxed(PLLX_MISC1_DEFAULT_VALUE, clk_base +
888 pllx->params->ext_misc_reg[1]);
889
890 /* Configure dyn ramp state machine, disable lock override */
891 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
892
893 /* Set IDDQ */
894 writel_relaxed(PLLX_MISC3_DEFAULT_VALUE, clk_base +
895 pllx->params->ext_misc_reg[3]);
896
897 /* Disable SDM */
898 writel_relaxed(PLLX_MISC4_DEFAULT_VALUE, clk_base +
899 pllx->params->ext_misc_reg[4]);
900 writel_relaxed(PLLX_MISC5_DEFAULT_VALUE, clk_base +
901 pllx->params->ext_misc_reg[5]);
902 udelay(1);
903 }
904
905 /* PLLMB */
906 static void tegra210_pllmb_set_defaults(struct tegra_clk_pll *pllmb)
907 {
908 u32 mask, val = readl_relaxed(clk_base + pllmb->params->base_reg);
909
910 pllmb->params->defaults_set = true;
911
912 if (val & PLL_ENABLE) {
913 pr_warn("PLL_MB already enabled. Postponing set full defaults\n");
914
915 /*
916 * PLL is ON: check if defaults already set, then set those
917 * that can be updated in flight.
918 */
919 val = PLLMB_MISC1_DEFAULT_VALUE & (~PLLMB_MISC1_IDDQ);
920 mask = PLLMB_MISC1_LOCK_ENABLE | PLLMB_MISC1_LOCK_OVERRIDE;
921 _pll_misc_chk_default(clk_base, pllmb->params, 0, val,
922 ~mask & PLLMB_MISC1_WRITE_MASK);
923
924 /* Enable lock detect */
925 val = readl_relaxed(clk_base + pllmb->params->ext_misc_reg[0]);
926 val &= ~mask;
927 val |= PLLMB_MISC1_DEFAULT_VALUE & mask;
928 writel_relaxed(val, clk_base + pllmb->params->ext_misc_reg[0]);
929 udelay(1);
930
931 return;
932 }
933
934 /* set IDDQ, enable lock detect */
935 writel_relaxed(PLLMB_MISC1_DEFAULT_VALUE,
936 clk_base + pllmb->params->ext_misc_reg[0]);
937 udelay(1);
938 }
939
940 /*
941 * PLLP
942 * VCO is exposed to the clock tree directly along with post-divider output.
943 * Both VCO and post-divider output rates are fixed at 408MHz and 204MHz,
944 * respectively.
945 */
946 static void pllp_check_defaults(struct tegra_clk_pll *pll, bool enabled)
947 {
948 u32 val, mask;
949
950 /* Ignore lock enable (will be set), make sure not in IDDQ if enabled */
951 val = PLLP_MISC0_DEFAULT_VALUE & (~PLLP_MISC0_IDDQ);
952 mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
953 if (!enabled)
954 mask |= PLLP_MISC0_IDDQ;
955 _pll_misc_chk_default(clk_base, pll->params, 0, val,
956 ~mask & PLLP_MISC0_WRITE_MASK);
957
958 /* Ignore branch controls */
959 val = PLLP_MISC1_DEFAULT_VALUE;
960 mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
961 _pll_misc_chk_default(clk_base, pll->params, 1, val,
962 ~mask & PLLP_MISC1_WRITE_MASK);
963 }
964
965 static void tegra210_pllp_set_defaults(struct tegra_clk_pll *pllp)
966 {
967 u32 mask;
968 u32 val = readl_relaxed(clk_base + pllp->params->base_reg);
969
970 pllp->params->defaults_set = true;
971
972 if (val & PLL_ENABLE) {
973 pr_warn("PLL_P already enabled. Postponing set full defaults\n");
974
975 /*
976 * PLL is ON: check if defaults already set, then set those
977 * that can be updated in flight.
978 */
979 pllp_check_defaults(pllp, true);
980
981 /* Enable lock detect */
982 val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[0]);
983 mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
984 val &= ~mask;
985 val |= PLLP_MISC0_DEFAULT_VALUE & mask;
986 writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[0]);
987 udelay(1);
988
989 return;
990 }
991
992 /* set IDDQ, enable lock detect */
993 writel_relaxed(PLLP_MISC0_DEFAULT_VALUE,
994 clk_base + pllp->params->ext_misc_reg[0]);
995
996 /* Preserve branch control */
997 val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[1]);
998 mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
999 val &= mask;
1000 val |= ~mask & PLLP_MISC1_DEFAULT_VALUE;
1001 writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[1]);
1002 udelay(1);
1003 }
1004
1005 /*
1006 * PLLU
1007 * VCO is exposed to the clock tree directly along with post-divider output.
1008 * Both VCO and post-divider output rates are fixed at 480MHz and 240MHz,
1009 * respectively.
1010 */
1011 static void pllu_check_defaults(struct tegra_clk_pll *pll, bool hw_control)
1012 {
1013 u32 val, mask;
1014
1015 /* Ignore lock enable (will be set) and IDDQ if under h/w control */
1016 val = PLLU_MISC0_DEFAULT_VALUE & (~PLLU_MISC0_IDDQ);
1017 mask = PLLU_MISC0_LOCK_ENABLE | (hw_control ? PLLU_MISC0_IDDQ : 0);
1018 _pll_misc_chk_default(clk_base, pll->params, 0, val,
1019 ~mask & PLLU_MISC0_WRITE_MASK);
1020
1021 val = PLLU_MISC1_DEFAULT_VALUE;
1022 mask = PLLU_MISC1_LOCK_OVERRIDE;
1023 _pll_misc_chk_default(clk_base, pll->params, 1, val,
1024 ~mask & PLLU_MISC1_WRITE_MASK);
1025 }
1026
1027 static void tegra210_pllu_set_defaults(struct tegra_clk_pll *pllu)
1028 {
1029 u32 val = readl_relaxed(clk_base + pllu->params->base_reg);
1030
1031 pllu->params->defaults_set = true;
1032
1033 if (val & PLL_ENABLE) {
1034 pr_warn("PLL_U already enabled. Postponing set full defaults\n");
1035
1036 /*
1037 * PLL is ON: check if defaults already set, then set those
1038 * that can be updated in flight.
1039 */
1040 pllu_check_defaults(pllu, false);
1041
1042 /* Enable lock detect */
1043 val = readl_relaxed(clk_base + pllu->params->ext_misc_reg[0]);
1044 val &= ~PLLU_MISC0_LOCK_ENABLE;
1045 val |= PLLU_MISC0_DEFAULT_VALUE & PLLU_MISC0_LOCK_ENABLE;
1046 writel_relaxed(val, clk_base + pllu->params->ext_misc_reg[0]);
1047
1048 val = readl_relaxed(clk_base + pllu->params->ext_misc_reg[1]);
1049 val &= ~PLLU_MISC1_LOCK_OVERRIDE;
1050 val |= PLLU_MISC1_DEFAULT_VALUE & PLLU_MISC1_LOCK_OVERRIDE;
1051 writel_relaxed(val, clk_base + pllu->params->ext_misc_reg[1]);
1052 udelay(1);
1053
1054 return;
1055 }
1056
1057 /* set IDDQ, enable lock detect */
1058 writel_relaxed(PLLU_MISC0_DEFAULT_VALUE,
1059 clk_base + pllu->params->ext_misc_reg[0]);
1060 writel_relaxed(PLLU_MISC1_DEFAULT_VALUE,
1061 clk_base + pllu->params->ext_misc_reg[1]);
1062 udelay(1);
1063 }
1064
1065 #define mask(w) ((1 << (w)) - 1)
1066 #define divm_mask(p) mask(p->params->div_nmp->divm_width)
1067 #define divn_mask(p) mask(p->params->div_nmp->divn_width)
1068 #define divp_mask(p) (p->params->flags & TEGRA_PLLU ? PLLU_POST_DIVP_MASK :\
1069 mask(p->params->div_nmp->divp_width))
1070
1071 #define divm_shift(p) ((p)->params->div_nmp->divm_shift)
1072 #define divn_shift(p) ((p)->params->div_nmp->divn_shift)
1073 #define divp_shift(p) ((p)->params->div_nmp->divp_shift)
1074
1075 #define divm_mask_shifted(p) (divm_mask(p) << divm_shift(p))
1076 #define divn_mask_shifted(p) (divn_mask(p) << divn_shift(p))
1077 #define divp_mask_shifted(p) (divp_mask(p) << divp_shift(p))
1078
1079 #define PLL_LOCKDET_DELAY 2 /* Lock detection safety delays */
1080 static int tegra210_wait_for_mask(struct tegra_clk_pll *pll,
1081 u32 reg, u32 mask)
1082 {
1083 int i;
1084 u32 val = 0;
1085
1086 for (i = 0; i < pll->params->lock_delay / PLL_LOCKDET_DELAY + 1; i++) {
1087 udelay(PLL_LOCKDET_DELAY);
1088 val = readl_relaxed(clk_base + reg);
1089 if ((val & mask) == mask) {
1090 udelay(PLL_LOCKDET_DELAY);
1091 return 0;
1092 }
1093 }
1094 return -ETIMEDOUT;
1095 }
1096
1097 static int tegra210_pllx_dyn_ramp(struct tegra_clk_pll *pllx,
1098 struct tegra_clk_pll_freq_table *cfg)
1099 {
1100 u32 val, base, ndiv_new_mask;
1101
1102 ndiv_new_mask = (divn_mask(pllx) >> pllx->params->div_nmp->divn_shift)
1103 << PLLX_MISC2_NDIV_NEW_SHIFT;
1104
1105 val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1106 val &= (~ndiv_new_mask);
1107 val |= cfg->n << PLLX_MISC2_NDIV_NEW_SHIFT;
1108 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1109 udelay(1);
1110
1111 val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1112 val |= PLLX_MISC2_EN_DYNRAMP;
1113 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1114 udelay(1);
1115
1116 tegra210_wait_for_mask(pllx, pllx->params->ext_misc_reg[2],
1117 PLLX_MISC2_DYNRAMP_DONE);
1118
1119 base = readl_relaxed(clk_base + pllx->params->base_reg) &
1120 (~divn_mask_shifted(pllx));
1121 base |= cfg->n << pllx->params->div_nmp->divn_shift;
1122 writel_relaxed(base, clk_base + pllx->params->base_reg);
1123 udelay(1);
1124
1125 val &= ~PLLX_MISC2_EN_DYNRAMP;
1126 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1127 udelay(1);
1128
1129 pr_debug("%s: dynamic ramp to m = %u n = %u p = %u, Fout = %lu kHz\n",
1130 __clk_get_name(pllx->hw.clk), cfg->m, cfg->n, cfg->p,
1131 cfg->input_rate / cfg->m * cfg->n /
1132 pllx->params->pdiv_tohw[cfg->p].pdiv / 1000);
1133
1134 return 0;
1135 }
1136
1137 /*
1138 * Common configuration for PLLs with fixed input divider policy:
1139 * - always set fixed M-value based on the reference rate
1140 * - always set P-value value 1:1 for output rates above VCO minimum, and
1141 * choose minimum necessary P-value for output rates below VCO maximum
1142 * - calculate N-value based on selected M and P
1143 * - calculate SDM_DIN fractional part
1144 */
1145 static int tegra210_pll_fixed_mdiv_cfg(struct clk_hw *hw,
1146 struct tegra_clk_pll_freq_table *cfg,
1147 unsigned long rate, unsigned long input_rate)
1148 {
1149 struct tegra_clk_pll *pll = to_clk_pll(hw);
1150 struct tegra_clk_pll_params *params = pll->params;
1151 int p;
1152 unsigned long cf, p_rate;
1153 u32 pdiv;
1154
1155 if (!rate)
1156 return -EINVAL;
1157
1158 if (!(params->flags & TEGRA_PLL_VCO_OUT)) {
1159 p = DIV_ROUND_UP(params->vco_min, rate);
1160 p = params->round_p_to_pdiv(p, &pdiv);
1161 } else {
1162 p = rate >= params->vco_min ? 1 : -EINVAL;
1163 }
1164
1165 if (IS_ERR_VALUE(p))
1166 return -EINVAL;
1167
1168 cfg->m = tegra_pll_get_fixed_mdiv(hw, input_rate);
1169 cfg->p = p;
1170
1171 /* Store P as HW value, as that is what is expected */
1172 cfg->p = tegra_pll_p_div_to_hw(pll, cfg->p);
1173
1174 p_rate = rate * p;
1175 if (p_rate > params->vco_max)
1176 p_rate = params->vco_max;
1177 cf = input_rate / cfg->m;
1178 cfg->n = p_rate / cf;
1179
1180 cfg->sdm_data = 0;
1181 if (params->sdm_ctrl_reg) {
1182 unsigned long rem = p_rate - cf * cfg->n;
1183 /* If ssc is enabled SDM enabled as well, even for integer n */
1184 if (rem || params->ssc_ctrl_reg) {
1185 u64 s = rem * PLL_SDM_COEFF;
1186
1187 do_div(s, cf);
1188 s -= PLL_SDM_COEFF / 2;
1189 cfg->sdm_data = sdin_din_to_data(s);
1190 }
1191 }
1192
1193 cfg->input_rate = input_rate;
1194 cfg->output_rate = rate;
1195
1196 return 0;
1197 }
1198
1199 /*
1200 * clk_pll_set_gain - set gain to m, n to calculate correct VCO rate
1201 *
1202 * @cfg: struct tegra_clk_pll_freq_table * cfg
1203 *
1204 * For Normal mode:
1205 * Fvco = Fref * NDIV / MDIV
1206 *
1207 * For fractional mode:
1208 * Fvco = Fref * (NDIV + 0.5 + SDM_DIN / PLL_SDM_COEFF) / MDIV
1209 */
1210 static void tegra210_clk_pll_set_gain(struct tegra_clk_pll_freq_table *cfg)
1211 {
1212 cfg->n = cfg->n * PLL_SDM_COEFF + PLL_SDM_COEFF/2 +
1213 sdin_data_to_din(cfg->sdm_data);
1214 cfg->m *= PLL_SDM_COEFF;
1215 }
1216
1217 static unsigned long
1218 tegra210_clk_adjust_vco_min(struct tegra_clk_pll_params *params,
1219 unsigned long parent_rate)
1220 {
1221 unsigned long vco_min = params->vco_min;
1222
1223 params->vco_min += DIV_ROUND_UP(parent_rate, PLL_SDM_COEFF);
1224 vco_min = min(vco_min, params->vco_min);
1225
1226 return vco_min;
1227 }
1228
1229 static struct div_nmp pllx_nmp = {
1230 .divm_shift = 0,
1231 .divm_width = 8,
1232 .divn_shift = 8,
1233 .divn_width = 8,
1234 .divp_shift = 20,
1235 .divp_width = 5,
1236 };
1237 /*
1238 * PLL post divider maps - two types: quasi-linear and exponential
1239 * post divider.
1240 */
1241 #define PLL_QLIN_PDIV_MAX 16
1242 static const struct pdiv_map pll_qlin_pdiv_to_hw[] = {
1243 { .pdiv = 1, .hw_val = 0 },
1244 { .pdiv = 2, .hw_val = 1 },
1245 { .pdiv = 3, .hw_val = 2 },
1246 { .pdiv = 4, .hw_val = 3 },
1247 { .pdiv = 5, .hw_val = 4 },
1248 { .pdiv = 6, .hw_val = 5 },
1249 { .pdiv = 8, .hw_val = 6 },
1250 { .pdiv = 9, .hw_val = 7 },
1251 { .pdiv = 10, .hw_val = 8 },
1252 { .pdiv = 12, .hw_val = 9 },
1253 { .pdiv = 15, .hw_val = 10 },
1254 { .pdiv = 16, .hw_val = 11 },
1255 { .pdiv = 18, .hw_val = 12 },
1256 { .pdiv = 20, .hw_val = 13 },
1257 { .pdiv = 24, .hw_val = 14 },
1258 { .pdiv = 30, .hw_val = 15 },
1259 { .pdiv = 32, .hw_val = 16 },
1260 };
1261
1262 static u32 pll_qlin_p_to_pdiv(u32 p, u32 *pdiv)
1263 {
1264 int i;
1265
1266 if (p) {
1267 for (i = 0; i <= PLL_QLIN_PDIV_MAX; i++) {
1268 if (p <= pll_qlin_pdiv_to_hw[i].pdiv) {
1269 if (pdiv)
1270 *pdiv = i;
1271 return pll_qlin_pdiv_to_hw[i].pdiv;
1272 }
1273 }
1274 }
1275
1276 return -EINVAL;
1277 }
1278
1279 #define PLL_EXPO_PDIV_MAX 7
1280 static const struct pdiv_map pll_expo_pdiv_to_hw[] = {
1281 { .pdiv = 1, .hw_val = 0 },
1282 { .pdiv = 2, .hw_val = 1 },
1283 { .pdiv = 4, .hw_val = 2 },
1284 { .pdiv = 8, .hw_val = 3 },
1285 { .pdiv = 16, .hw_val = 4 },
1286 { .pdiv = 32, .hw_val = 5 },
1287 { .pdiv = 64, .hw_val = 6 },
1288 { .pdiv = 128, .hw_val = 7 },
1289 };
1290
1291 static u32 pll_expo_p_to_pdiv(u32 p, u32 *pdiv)
1292 {
1293 if (p) {
1294 u32 i = fls(p);
1295
1296 if (i == ffs(p))
1297 i--;
1298
1299 if (i <= PLL_EXPO_PDIV_MAX) {
1300 if (pdiv)
1301 *pdiv = i;
1302 return 1 << i;
1303 }
1304 }
1305 return -EINVAL;
1306 }
1307
1308 static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
1309 /* 1 GHz */
1310 { 12000000, 1000000000, 166, 1, 1, 0 }, /* actual: 996.0 MHz */
1311 { 13000000, 1000000000, 153, 1, 1, 0 }, /* actual: 994.0 MHz */
1312 { 38400000, 1000000000, 156, 3, 1, 0 }, /* actual: 998.4 MHz */
1313 { 0, 0, 0, 0, 0, 0 },
1314 };
1315
1316 static struct tegra_clk_pll_params pll_x_params = {
1317 .input_min = 12000000,
1318 .input_max = 800000000,
1319 .cf_min = 12000000,
1320 .cf_max = 38400000,
1321 .vco_min = 1350000000,
1322 .vco_max = 3000000000UL,
1323 .base_reg = PLLX_BASE,
1324 .misc_reg = PLLX_MISC0,
1325 .lock_mask = PLL_BASE_LOCK,
1326 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
1327 .lock_delay = 300,
1328 .ext_misc_reg[0] = PLLX_MISC0,
1329 .ext_misc_reg[1] = PLLX_MISC1,
1330 .ext_misc_reg[2] = PLLX_MISC2,
1331 .ext_misc_reg[3] = PLLX_MISC3,
1332 .ext_misc_reg[4] = PLLX_MISC4,
1333 .ext_misc_reg[5] = PLLX_MISC5,
1334 .iddq_reg = PLLX_MISC3,
1335 .iddq_bit_idx = PLLXP_IDDQ_BIT,
1336 .max_p = PLL_QLIN_PDIV_MAX,
1337 .mdiv_default = 2,
1338 .dyn_ramp_reg = PLLX_MISC2,
1339 .stepa_shift = 16,
1340 .stepb_shift = 24,
1341 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1342 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1343 .div_nmp = &pllx_nmp,
1344 .freq_table = pll_x_freq_table,
1345 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1346 .dyn_ramp = tegra210_pllx_dyn_ramp,
1347 .set_defaults = tegra210_pllx_set_defaults,
1348 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1349 };
1350
1351 static struct div_nmp pllc_nmp = {
1352 .divm_shift = 0,
1353 .divm_width = 8,
1354 .divn_shift = 10,
1355 .divn_width = 8,
1356 .divp_shift = 20,
1357 .divp_width = 5,
1358 };
1359
1360 static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
1361 { 12000000, 510000000, 85, 1, 1, 0 },
1362 { 13000000, 510000000, 78, 1, 1, 0 }, /* actual: 507.0 MHz */
1363 { 38400000, 510000000, 79, 3, 1, 0 }, /* actual: 505.6 MHz */
1364 { 0, 0, 0, 0, 0, 0 },
1365 };
1366
1367 static struct tegra_clk_pll_params pll_c_params = {
1368 .input_min = 12000000,
1369 .input_max = 700000000,
1370 .cf_min = 12000000,
1371 .cf_max = 50000000,
1372 .vco_min = 600000000,
1373 .vco_max = 1200000000,
1374 .base_reg = PLLC_BASE,
1375 .misc_reg = PLLC_MISC0,
1376 .lock_mask = PLL_BASE_LOCK,
1377 .lock_delay = 300,
1378 .iddq_reg = PLLC_MISC1,
1379 .iddq_bit_idx = PLLCX_IDDQ_BIT,
1380 .reset_reg = PLLC_MISC0,
1381 .reset_bit_idx = PLLCX_RESET_BIT,
1382 .max_p = PLL_QLIN_PDIV_MAX,
1383 .ext_misc_reg[0] = PLLC_MISC0,
1384 .ext_misc_reg[1] = PLLC_MISC1,
1385 .ext_misc_reg[2] = PLLC_MISC2,
1386 .ext_misc_reg[3] = PLLC_MISC3,
1387 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1388 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1389 .mdiv_default = 3,
1390 .div_nmp = &pllc_nmp,
1391 .freq_table = pll_cx_freq_table,
1392 .flags = TEGRA_PLL_USE_LOCK,
1393 .set_defaults = _pllc_set_defaults,
1394 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1395 };
1396
1397 static struct div_nmp pllcx_nmp = {
1398 .divm_shift = 0,
1399 .divm_width = 8,
1400 .divn_shift = 10,
1401 .divn_width = 8,
1402 .divp_shift = 20,
1403 .divp_width = 5,
1404 };
1405
1406 static struct tegra_clk_pll_params pll_c2_params = {
1407 .input_min = 12000000,
1408 .input_max = 700000000,
1409 .cf_min = 12000000,
1410 .cf_max = 50000000,
1411 .vco_min = 600000000,
1412 .vco_max = 1200000000,
1413 .base_reg = PLLC2_BASE,
1414 .misc_reg = PLLC2_MISC0,
1415 .iddq_reg = PLLC2_MISC1,
1416 .iddq_bit_idx = PLLCX_IDDQ_BIT,
1417 .reset_reg = PLLC2_MISC0,
1418 .reset_bit_idx = PLLCX_RESET_BIT,
1419 .lock_mask = PLLCX_BASE_LOCK,
1420 .lock_delay = 300,
1421 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1422 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1423 .mdiv_default = 3,
1424 .div_nmp = &pllcx_nmp,
1425 .max_p = PLL_QLIN_PDIV_MAX,
1426 .ext_misc_reg[0] = PLLC2_MISC0,
1427 .ext_misc_reg[1] = PLLC2_MISC1,
1428 .ext_misc_reg[2] = PLLC2_MISC2,
1429 .ext_misc_reg[3] = PLLC2_MISC3,
1430 .freq_table = pll_cx_freq_table,
1431 .flags = TEGRA_PLL_USE_LOCK,
1432 .set_defaults = _pllc2_set_defaults,
1433 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1434 };
1435
1436 static struct tegra_clk_pll_params pll_c3_params = {
1437 .input_min = 12000000,
1438 .input_max = 700000000,
1439 .cf_min = 12000000,
1440 .cf_max = 50000000,
1441 .vco_min = 600000000,
1442 .vco_max = 1200000000,
1443 .base_reg = PLLC3_BASE,
1444 .misc_reg = PLLC3_MISC0,
1445 .lock_mask = PLLCX_BASE_LOCK,
1446 .lock_delay = 300,
1447 .iddq_reg = PLLC3_MISC1,
1448 .iddq_bit_idx = PLLCX_IDDQ_BIT,
1449 .reset_reg = PLLC3_MISC0,
1450 .reset_bit_idx = PLLCX_RESET_BIT,
1451 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1452 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1453 .mdiv_default = 3,
1454 .div_nmp = &pllcx_nmp,
1455 .max_p = PLL_QLIN_PDIV_MAX,
1456 .ext_misc_reg[0] = PLLC3_MISC0,
1457 .ext_misc_reg[1] = PLLC3_MISC1,
1458 .ext_misc_reg[2] = PLLC3_MISC2,
1459 .ext_misc_reg[3] = PLLC3_MISC3,
1460 .freq_table = pll_cx_freq_table,
1461 .flags = TEGRA_PLL_USE_LOCK,
1462 .set_defaults = _pllc3_set_defaults,
1463 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1464 };
1465
1466 static struct div_nmp pllss_nmp = {
1467 .divm_shift = 0,
1468 .divm_width = 8,
1469 .divn_shift = 8,
1470 .divn_width = 8,
1471 .divp_shift = 19,
1472 .divp_width = 5,
1473 };
1474
1475 static struct tegra_clk_pll_freq_table pll_c4_vco_freq_table[] = {
1476 { 12000000, 600000000, 50, 1, 0, 0 },
1477 { 13000000, 600000000, 46, 1, 0, 0 }, /* actual: 598.0 MHz */
1478 { 38400000, 600000000, 62, 4, 0, 0 }, /* actual: 595.2 MHz */
1479 { 0, 0, 0, 0, 0, 0 },
1480 };
1481
1482 static const struct clk_div_table pll_vco_post_div_table[] = {
1483 { .val = 0, .div = 1 },
1484 { .val = 1, .div = 2 },
1485 { .val = 2, .div = 3 },
1486 { .val = 3, .div = 4 },
1487 { .val = 4, .div = 5 },
1488 { .val = 5, .div = 6 },
1489 { .val = 6, .div = 8 },
1490 { .val = 7, .div = 10 },
1491 { .val = 8, .div = 12 },
1492 { .val = 9, .div = 16 },
1493 { .val = 10, .div = 12 },
1494 { .val = 11, .div = 16 },
1495 { .val = 12, .div = 20 },
1496 { .val = 13, .div = 24 },
1497 { .val = 14, .div = 32 },
1498 { .val = 0, .div = 0 },
1499 };
1500
1501 static struct tegra_clk_pll_params pll_c4_vco_params = {
1502 .input_min = 9600000,
1503 .input_max = 800000000,
1504 .cf_min = 9600000,
1505 .cf_max = 19200000,
1506 .vco_min = 500000000,
1507 .vco_max = 1080000000,
1508 .base_reg = PLLC4_BASE,
1509 .misc_reg = PLLC4_MISC0,
1510 .lock_mask = PLL_BASE_LOCK,
1511 .lock_delay = 300,
1512 .max_p = PLL_QLIN_PDIV_MAX,
1513 .ext_misc_reg[0] = PLLC4_MISC0,
1514 .iddq_reg = PLLC4_BASE,
1515 .iddq_bit_idx = PLLSS_IDDQ_BIT,
1516 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1517 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1518 .mdiv_default = 3,
1519 .div_nmp = &pllss_nmp,
1520 .freq_table = pll_c4_vco_freq_table,
1521 .set_defaults = tegra210_pllc4_set_defaults,
1522 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1523 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1524 };
1525
1526 static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
1527 { 12000000, 800000000, 66, 1, 0, 0 }, /* actual: 792.0 MHz */
1528 { 13000000, 800000000, 61, 1, 0, 0 }, /* actual: 793.0 MHz */
1529 { 38400000, 297600000, 93, 4, 2, 0 },
1530 { 38400000, 400000000, 125, 4, 2, 0 },
1531 { 38400000, 532800000, 111, 4, 1, 0 },
1532 { 38400000, 665600000, 104, 3, 1, 0 },
1533 { 38400000, 800000000, 125, 3, 1, 0 },
1534 { 38400000, 931200000, 97, 4, 0, 0 },
1535 { 38400000, 1065600000, 111, 4, 0, 0 },
1536 { 38400000, 1200000000, 125, 4, 0, 0 },
1537 { 38400000, 1331200000, 104, 3, 0, 0 },
1538 { 38400000, 1459200000, 76, 2, 0, 0 },
1539 { 38400000, 1600000000, 125, 3, 0, 0 },
1540 { 0, 0, 0, 0, 0, 0 },
1541 };
1542
1543 static struct div_nmp pllm_nmp = {
1544 .divm_shift = 0,
1545 .divm_width = 8,
1546 .override_divm_shift = 0,
1547 .divn_shift = 8,
1548 .divn_width = 8,
1549 .override_divn_shift = 8,
1550 .divp_shift = 20,
1551 .divp_width = 5,
1552 .override_divp_shift = 27,
1553 };
1554
1555 static struct tegra_clk_pll_params pll_m_params = {
1556 .input_min = 9600000,
1557 .input_max = 500000000,
1558 .cf_min = 9600000,
1559 .cf_max = 19200000,
1560 .vco_min = 800000000,
1561 .vco_max = 1866000000,
1562 .base_reg = PLLM_BASE,
1563 .misc_reg = PLLM_MISC2,
1564 .lock_mask = PLL_BASE_LOCK,
1565 .lock_enable_bit_idx = PLLM_MISC_LOCK_ENABLE,
1566 .lock_delay = 300,
1567 .iddq_reg = PLLM_MISC2,
1568 .iddq_bit_idx = PLLM_IDDQ_BIT,
1569 .max_p = PLL_QLIN_PDIV_MAX,
1570 .ext_misc_reg[0] = PLLM_MISC2,
1571 .ext_misc_reg[1] = PLLM_MISC1,
1572 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1573 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1574 .div_nmp = &pllm_nmp,
1575 .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
1576 .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
1577 .freq_table = pll_m_freq_table,
1578 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1579 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1580 };
1581
1582 static struct tegra_clk_pll_params pll_mb_params = {
1583 .input_min = 9600000,
1584 .input_max = 500000000,
1585 .cf_min = 9600000,
1586 .cf_max = 19200000,
1587 .vco_min = 800000000,
1588 .vco_max = 1866000000,
1589 .base_reg = PLLMB_BASE,
1590 .misc_reg = PLLMB_MISC1,
1591 .lock_mask = PLL_BASE_LOCK,
1592 .lock_delay = 300,
1593 .iddq_reg = PLLMB_MISC1,
1594 .iddq_bit_idx = PLLMB_IDDQ_BIT,
1595 .max_p = PLL_QLIN_PDIV_MAX,
1596 .ext_misc_reg[0] = PLLMB_MISC1,
1597 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1598 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1599 .div_nmp = &pllm_nmp,
1600 .freq_table = pll_m_freq_table,
1601 .flags = TEGRA_PLL_USE_LOCK,
1602 .set_defaults = tegra210_pllmb_set_defaults,
1603 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1604 };
1605
1606
1607 static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
1608 /* PLLE special case: use cpcon field to store cml divider value */
1609 { 672000000, 100000000, 125, 42, 0, 13 },
1610 { 624000000, 100000000, 125, 39, 0, 13 },
1611 { 336000000, 100000000, 125, 21, 0, 13 },
1612 { 312000000, 100000000, 200, 26, 0, 14 },
1613 { 38400000, 100000000, 125, 2, 0, 14 },
1614 { 12000000, 100000000, 200, 1, 0, 14 },
1615 { 0, 0, 0, 0, 0, 0 },
1616 };
1617
1618 static struct div_nmp plle_nmp = {
1619 .divm_shift = 0,
1620 .divm_width = 8,
1621 .divn_shift = 8,
1622 .divn_width = 8,
1623 .divp_shift = 24,
1624 .divp_width = 5,
1625 };
1626
1627 static struct tegra_clk_pll_params pll_e_params = {
1628 .input_min = 12000000,
1629 .input_max = 800000000,
1630 .cf_min = 12000000,
1631 .cf_max = 38400000,
1632 .vco_min = 1600000000,
1633 .vco_max = 2500000000U,
1634 .base_reg = PLLE_BASE,
1635 .misc_reg = PLLE_MISC0,
1636 .aux_reg = PLLE_AUX,
1637 .lock_mask = PLLE_MISC_LOCK,
1638 .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
1639 .lock_delay = 300,
1640 .div_nmp = &plle_nmp,
1641 .freq_table = pll_e_freq_table,
1642 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_USE_LOCK |
1643 TEGRA_PLL_HAS_LOCK_ENABLE,
1644 .fixed_rate = 100000000,
1645 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1646 };
1647
1648 static struct tegra_clk_pll_freq_table pll_re_vco_freq_table[] = {
1649 { 12000000, 672000000, 56, 1, 0, 0 },
1650 { 13000000, 672000000, 51, 1, 0, 0 }, /* actual: 663.0 MHz */
1651 { 38400000, 672000000, 70, 4, 0, 0 },
1652 { 0, 0, 0, 0, 0, 0 },
1653 };
1654
1655 static struct div_nmp pllre_nmp = {
1656 .divm_shift = 0,
1657 .divm_width = 8,
1658 .divn_shift = 8,
1659 .divn_width = 8,
1660 .divp_shift = 16,
1661 .divp_width = 5,
1662 };
1663
1664 static struct tegra_clk_pll_params pll_re_vco_params = {
1665 .input_min = 9600000,
1666 .input_max = 800000000,
1667 .cf_min = 9600000,
1668 .cf_max = 19200000,
1669 .vco_min = 350000000,
1670 .vco_max = 700000000,
1671 .base_reg = PLLRE_BASE,
1672 .misc_reg = PLLRE_MISC0,
1673 .lock_mask = PLLRE_MISC_LOCK,
1674 .lock_delay = 300,
1675 .max_p = PLL_QLIN_PDIV_MAX,
1676 .ext_misc_reg[0] = PLLRE_MISC0,
1677 .iddq_reg = PLLRE_MISC0,
1678 .iddq_bit_idx = PLLRE_IDDQ_BIT,
1679 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1680 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1681 .div_nmp = &pllre_nmp,
1682 .freq_table = pll_re_vco_freq_table,
1683 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_VCO_OUT,
1684 .set_defaults = tegra210_pllre_set_defaults,
1685 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1686 };
1687
1688 static struct div_nmp pllp_nmp = {
1689 .divm_shift = 0,
1690 .divm_width = 8,
1691 .divn_shift = 10,
1692 .divn_width = 8,
1693 .divp_shift = 20,
1694 .divp_width = 5,
1695 };
1696
1697 static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
1698 { 12000000, 408000000, 34, 1, 0, 0 },
1699 { 38400000, 408000000, 85, 8, 0, 0 }, /* cf = 4.8MHz, allowed exception */
1700 { 0, 0, 0, 0, 0, 0 },
1701 };
1702
1703 static struct tegra_clk_pll_params pll_p_params = {
1704 .input_min = 9600000,
1705 .input_max = 800000000,
1706 .cf_min = 9600000,
1707 .cf_max = 19200000,
1708 .vco_min = 350000000,
1709 .vco_max = 700000000,
1710 .base_reg = PLLP_BASE,
1711 .misc_reg = PLLP_MISC0,
1712 .lock_mask = PLL_BASE_LOCK,
1713 .lock_delay = 300,
1714 .iddq_reg = PLLP_MISC0,
1715 .iddq_bit_idx = PLLXP_IDDQ_BIT,
1716 .ext_misc_reg[0] = PLLP_MISC0,
1717 .ext_misc_reg[1] = PLLP_MISC1,
1718 .div_nmp = &pllp_nmp,
1719 .freq_table = pll_p_freq_table,
1720 .fixed_rate = 408000000,
1721 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1722 .set_defaults = tegra210_pllp_set_defaults,
1723 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1724 };
1725
1726 static struct tegra_clk_pll_params pll_a1_params = {
1727 .input_min = 12000000,
1728 .input_max = 700000000,
1729 .cf_min = 12000000,
1730 .cf_max = 50000000,
1731 .vco_min = 600000000,
1732 .vco_max = 1200000000,
1733 .base_reg = PLLA1_BASE,
1734 .misc_reg = PLLA1_MISC0,
1735 .lock_mask = PLLCX_BASE_LOCK,
1736 .lock_delay = 300,
1737 .iddq_reg = PLLA1_MISC0,
1738 .iddq_bit_idx = PLLCX_IDDQ_BIT,
1739 .reset_reg = PLLA1_MISC0,
1740 .reset_bit_idx = PLLCX_RESET_BIT,
1741 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1742 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1743 .div_nmp = &pllc_nmp,
1744 .ext_misc_reg[0] = PLLA1_MISC0,
1745 .ext_misc_reg[1] = PLLA1_MISC1,
1746 .ext_misc_reg[2] = PLLA1_MISC2,
1747 .ext_misc_reg[3] = PLLA1_MISC3,
1748 .freq_table = pll_cx_freq_table,
1749 .flags = TEGRA_PLL_USE_LOCK,
1750 .set_defaults = _plla1_set_defaults,
1751 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1752 };
1753
1754 static struct div_nmp plla_nmp = {
1755 .divm_shift = 0,
1756 .divm_width = 8,
1757 .divn_shift = 8,
1758 .divn_width = 8,
1759 .divp_shift = 20,
1760 .divp_width = 5,
1761 };
1762
1763 static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
1764 { 12000000, 282240000, 47, 1, 1, 1, 0xf148 }, /* actual: 282240234 */
1765 { 12000000, 368640000, 61, 1, 1, 1, 0xfe15 }, /* actual: 368640381 */
1766 { 12000000, 240000000, 60, 1, 2, 1, 0 },
1767 { 13000000, 282240000, 43, 1, 1, 1, 0xfd7d }, /* actual: 282239807 */
1768 { 13000000, 368640000, 56, 1, 1, 1, 0x06d8 }, /* actual: 368640137 */
1769 { 13000000, 240000000, 55, 1, 2, 1, 0 }, /* actual: 238.3 MHz */
1770 { 38400000, 282240000, 44, 3, 1, 1, 0xf333 }, /* actual: 282239844 */
1771 { 38400000, 368640000, 57, 3, 1, 1, 0x0333 }, /* actual: 368639844 */
1772 { 38400000, 240000000, 75, 3, 3, 1, 0 },
1773 { 0, 0, 0, 0, 0, 0, 0 },
1774 };
1775
1776 static struct tegra_clk_pll_params pll_a_params = {
1777 .input_min = 12000000,
1778 .input_max = 800000000,
1779 .cf_min = 12000000,
1780 .cf_max = 19200000,
1781 .vco_min = 500000000,
1782 .vco_max = 1000000000,
1783 .base_reg = PLLA_BASE,
1784 .misc_reg = PLLA_MISC0,
1785 .lock_mask = PLL_BASE_LOCK,
1786 .lock_delay = 300,
1787 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1788 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1789 .iddq_reg = PLLA_BASE,
1790 .iddq_bit_idx = PLLA_IDDQ_BIT,
1791 .div_nmp = &plla_nmp,
1792 .sdm_din_reg = PLLA_MISC1,
1793 .sdm_din_mask = PLLA_SDM_DIN_MASK,
1794 .sdm_ctrl_reg = PLLA_MISC2,
1795 .sdm_ctrl_en_mask = PLLA_SDM_EN_MASK,
1796 .ext_misc_reg[0] = PLLA_MISC0,
1797 .ext_misc_reg[1] = PLLA_MISC1,
1798 .ext_misc_reg[2] = PLLA_MISC2,
1799 .freq_table = pll_a_freq_table,
1800 .flags = TEGRA_PLL_USE_LOCK | TEGRA_MDIV_NEW,
1801 .set_defaults = tegra210_plla_set_defaults,
1802 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1803 .set_gain = tegra210_clk_pll_set_gain,
1804 .adjust_vco = tegra210_clk_adjust_vco_min,
1805 };
1806
1807 static struct div_nmp plld_nmp = {
1808 .divm_shift = 0,
1809 .divm_width = 8,
1810 .divn_shift = 11,
1811 .divn_width = 8,
1812 .divp_shift = 20,
1813 .divp_width = 3,
1814 };
1815
1816 static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
1817 { 12000000, 594000000, 99, 1, 1, 0, 0 },
1818 { 13000000, 594000000, 91, 1, 1, 0, 0xfc4f }, /* actual: 594000183 */
1819 { 38400000, 594000000, 30, 1, 1, 0, 0x0e00 },
1820 { 0, 0, 0, 0, 0, 0, 0 },
1821 };
1822
1823 static struct tegra_clk_pll_params pll_d_params = {
1824 .input_min = 12000000,
1825 .input_max = 800000000,
1826 .cf_min = 12000000,
1827 .cf_max = 38400000,
1828 .vco_min = 750000000,
1829 .vco_max = 1500000000,
1830 .base_reg = PLLD_BASE,
1831 .misc_reg = PLLD_MISC0,
1832 .lock_mask = PLL_BASE_LOCK,
1833 .lock_delay = 1000,
1834 .iddq_reg = PLLD_MISC0,
1835 .iddq_bit_idx = PLLD_IDDQ_BIT,
1836 .round_p_to_pdiv = pll_expo_p_to_pdiv,
1837 .pdiv_tohw = pll_expo_pdiv_to_hw,
1838 .div_nmp = &plld_nmp,
1839 .sdm_din_reg = PLLD_MISC0,
1840 .sdm_din_mask = PLLA_SDM_DIN_MASK,
1841 .sdm_ctrl_reg = PLLD_MISC0,
1842 .sdm_ctrl_en_mask = PLLD_SDM_EN_MASK,
1843 .ext_misc_reg[0] = PLLD_MISC0,
1844 .ext_misc_reg[1] = PLLD_MISC1,
1845 .freq_table = pll_d_freq_table,
1846 .flags = TEGRA_PLL_USE_LOCK,
1847 .mdiv_default = 1,
1848 .set_defaults = tegra210_plld_set_defaults,
1849 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1850 .set_gain = tegra210_clk_pll_set_gain,
1851 .adjust_vco = tegra210_clk_adjust_vco_min,
1852 };
1853
1854 static struct tegra_clk_pll_freq_table tegra210_pll_d2_freq_table[] = {
1855 { 12000000, 594000000, 99, 1, 1, 0, 0xf000 },
1856 { 13000000, 594000000, 91, 1, 1, 0, 0xfc4f }, /* actual: 594000183 */
1857 { 38400000, 594000000, 30, 1, 1, 0, 0x0e00 },
1858 { 0, 0, 0, 0, 0, 0, 0 },
1859 };
1860
1861 /* s/w policy, always tegra_pll_ref */
1862 static struct tegra_clk_pll_params pll_d2_params = {
1863 .input_min = 12000000,
1864 .input_max = 800000000,
1865 .cf_min = 12000000,
1866 .cf_max = 38400000,
1867 .vco_min = 750000000,
1868 .vco_max = 1500000000,
1869 .base_reg = PLLD2_BASE,
1870 .misc_reg = PLLD2_MISC0,
1871 .lock_mask = PLL_BASE_LOCK,
1872 .lock_delay = 300,
1873 .iddq_reg = PLLD2_BASE,
1874 .iddq_bit_idx = PLLSS_IDDQ_BIT,
1875 .sdm_din_reg = PLLD2_MISC3,
1876 .sdm_din_mask = PLLA_SDM_DIN_MASK,
1877 .sdm_ctrl_reg = PLLD2_MISC1,
1878 .sdm_ctrl_en_mask = PLLD2_SDM_EN_MASK,
1879 .ssc_ctrl_reg = PLLD2_MISC1,
1880 .ssc_ctrl_en_mask = PLLD2_SSC_EN_MASK,
1881 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1882 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1883 .div_nmp = &pllss_nmp,
1884 .ext_misc_reg[0] = PLLD2_MISC0,
1885 .ext_misc_reg[1] = PLLD2_MISC1,
1886 .ext_misc_reg[2] = PLLD2_MISC2,
1887 .ext_misc_reg[3] = PLLD2_MISC3,
1888 .max_p = PLL_QLIN_PDIV_MAX,
1889 .mdiv_default = 1,
1890 .freq_table = tegra210_pll_d2_freq_table,
1891 .set_defaults = tegra210_plld2_set_defaults,
1892 .flags = TEGRA_PLL_USE_LOCK,
1893 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1894 .set_gain = tegra210_clk_pll_set_gain,
1895 .adjust_vco = tegra210_clk_adjust_vco_min,
1896 };
1897
1898 static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
1899 { 12000000, 270000000, 90, 1, 3, 0, 0xf000 },
1900 { 13000000, 270000000, 83, 1, 3, 0, 0xf000 }, /* actual: 269.8 MHz */
1901 { 38400000, 270000000, 28, 1, 3, 0, 0xf400 },
1902 { 0, 0, 0, 0, 0, 0, 0 },
1903 };
1904
1905 static struct tegra_clk_pll_params pll_dp_params = {
1906 .input_min = 12000000,
1907 .input_max = 800000000,
1908 .cf_min = 12000000,
1909 .cf_max = 38400000,
1910 .vco_min = 750000000,
1911 .vco_max = 1500000000,
1912 .base_reg = PLLDP_BASE,
1913 .misc_reg = PLLDP_MISC,
1914 .lock_mask = PLL_BASE_LOCK,
1915 .lock_delay = 300,
1916 .iddq_reg = PLLDP_BASE,
1917 .iddq_bit_idx = PLLSS_IDDQ_BIT,
1918 .sdm_din_reg = PLLDP_SS_CTRL2,
1919 .sdm_din_mask = PLLA_SDM_DIN_MASK,
1920 .sdm_ctrl_reg = PLLDP_SS_CFG,
1921 .sdm_ctrl_en_mask = PLLDP_SDM_EN_MASK,
1922 .ssc_ctrl_reg = PLLDP_SS_CFG,
1923 .ssc_ctrl_en_mask = PLLDP_SSC_EN_MASK,
1924 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1925 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1926 .div_nmp = &pllss_nmp,
1927 .ext_misc_reg[0] = PLLDP_MISC,
1928 .ext_misc_reg[1] = PLLDP_SS_CFG,
1929 .ext_misc_reg[2] = PLLDP_SS_CTRL1,
1930 .ext_misc_reg[3] = PLLDP_SS_CTRL2,
1931 .max_p = PLL_QLIN_PDIV_MAX,
1932 .mdiv_default = 1,
1933 .freq_table = pll_dp_freq_table,
1934 .set_defaults = tegra210_plldp_set_defaults,
1935 .flags = TEGRA_PLL_USE_LOCK,
1936 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1937 .set_gain = tegra210_clk_pll_set_gain,
1938 .adjust_vco = tegra210_clk_adjust_vco_min,
1939 };
1940
1941 static struct div_nmp pllu_nmp = {
1942 .divm_shift = 0,
1943 .divm_width = 8,
1944 .divn_shift = 8,
1945 .divn_width = 8,
1946 .divp_shift = 16,
1947 .divp_width = 5,
1948 };
1949
1950 static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
1951 { 12000000, 480000000, 40, 1, 0, 0 },
1952 { 13000000, 480000000, 36, 1, 0, 0 }, /* actual: 468.0 MHz */
1953 { 38400000, 480000000, 25, 2, 0, 0 },
1954 { 0, 0, 0, 0, 0, 0 },
1955 };
1956
1957 static struct tegra_clk_pll_params pll_u_vco_params = {
1958 .input_min = 9600000,
1959 .input_max = 800000000,
1960 .cf_min = 9600000,
1961 .cf_max = 19200000,
1962 .vco_min = 350000000,
1963 .vco_max = 700000000,
1964 .base_reg = PLLU_BASE,
1965 .misc_reg = PLLU_MISC0,
1966 .lock_mask = PLL_BASE_LOCK,
1967 .lock_delay = 1000,
1968 .iddq_reg = PLLU_MISC0,
1969 .iddq_bit_idx = PLLU_IDDQ_BIT,
1970 .ext_misc_reg[0] = PLLU_MISC0,
1971 .ext_misc_reg[1] = PLLU_MISC1,
1972 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1973 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1974 .div_nmp = &pllu_nmp,
1975 .freq_table = pll_u_freq_table,
1976 .flags = TEGRA_PLLU | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1977 .set_defaults = tegra210_pllu_set_defaults,
1978 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1979 };
1980
1981 struct utmi_clk_param {
1982 /* Oscillator Frequency in KHz */
1983 u32 osc_frequency;
1984 /* UTMIP PLL Enable Delay Count */
1985 u8 enable_delay_count;
1986 /* UTMIP PLL Stable count */
1987 u16 stable_count;
1988 /* UTMIP PLL Active delay count */
1989 u8 active_delay_count;
1990 /* UTMIP PLL Xtal frequency count */
1991 u16 xtal_freq_count;
1992 };
1993
1994 static const struct utmi_clk_param utmi_parameters[] = {
1995 {
1996 .osc_frequency = 38400000, .enable_delay_count = 0x0,
1997 .stable_count = 0x0, .active_delay_count = 0x6,
1998 .xtal_freq_count = 0x80
1999 }, {
2000 .osc_frequency = 13000000, .enable_delay_count = 0x02,
2001 .stable_count = 0x33, .active_delay_count = 0x05,
2002 .xtal_freq_count = 0x7f
2003 }, {
2004 .osc_frequency = 19200000, .enable_delay_count = 0x03,
2005 .stable_count = 0x4b, .active_delay_count = 0x06,
2006 .xtal_freq_count = 0xbb
2007 }, {
2008 .osc_frequency = 12000000, .enable_delay_count = 0x02,
2009 .stable_count = 0x2f, .active_delay_count = 0x08,
2010 .xtal_freq_count = 0x76
2011 }, {
2012 .osc_frequency = 26000000, .enable_delay_count = 0x04,
2013 .stable_count = 0x66, .active_delay_count = 0x09,
2014 .xtal_freq_count = 0xfe
2015 }, {
2016 .osc_frequency = 16800000, .enable_delay_count = 0x03,
2017 .stable_count = 0x41, .active_delay_count = 0x0a,
2018 .xtal_freq_count = 0xa4
2019 },
2020 };
2021
2022 static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = {
2023 [tegra_clk_ispb] = { .dt_id = TEGRA210_CLK_ISPB, .present = true },
2024 [tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true },
2025 [tegra_clk_timer] = { .dt_id = TEGRA210_CLK_TIMER, .present = true },
2026 [tegra_clk_uarta_8] = { .dt_id = TEGRA210_CLK_UARTA, .present = true },
2027 [tegra_clk_sdmmc2_9] = { .dt_id = TEGRA210_CLK_SDMMC2, .present = true },
2028 [tegra_clk_i2s1] = { .dt_id = TEGRA210_CLK_I2S1, .present = true },
2029 [tegra_clk_i2c1] = { .dt_id = TEGRA210_CLK_I2C1, .present = true },
2030 [tegra_clk_sdmmc1_9] = { .dt_id = TEGRA210_CLK_SDMMC1, .present = true },
2031 [tegra_clk_sdmmc4_9] = { .dt_id = TEGRA210_CLK_SDMMC4, .present = true },
2032 [tegra_clk_pwm] = { .dt_id = TEGRA210_CLK_PWM, .present = true },
2033 [tegra_clk_i2s2] = { .dt_id = TEGRA210_CLK_I2S2, .present = true },
2034 [tegra_clk_usbd] = { .dt_id = TEGRA210_CLK_USBD, .present = true },
2035 [tegra_clk_isp_9] = { .dt_id = TEGRA210_CLK_ISP, .present = true },
2036 [tegra_clk_disp2_8] = { .dt_id = TEGRA210_CLK_DISP2, .present = true },
2037 [tegra_clk_disp1_8] = { .dt_id = TEGRA210_CLK_DISP1, .present = true },
2038 [tegra_clk_host1x_9] = { .dt_id = TEGRA210_CLK_HOST1X, .present = true },
2039 [tegra_clk_i2s0] = { .dt_id = TEGRA210_CLK_I2S0, .present = true },
2040 [tegra_clk_apbdma] = { .dt_id = TEGRA210_CLK_APBDMA, .present = true },
2041 [tegra_clk_kfuse] = { .dt_id = TEGRA210_CLK_KFUSE, .present = true },
2042 [tegra_clk_sbc1_9] = { .dt_id = TEGRA210_CLK_SBC1, .present = true },
2043 [tegra_clk_sbc2_9] = { .dt_id = TEGRA210_CLK_SBC2, .present = true },
2044 [tegra_clk_sbc3_9] = { .dt_id = TEGRA210_CLK_SBC3, .present = true },
2045 [tegra_clk_i2c5] = { .dt_id = TEGRA210_CLK_I2C5, .present = true },
2046 [tegra_clk_csi] = { .dt_id = TEGRA210_CLK_CSI, .present = true },
2047 [tegra_clk_i2c2] = { .dt_id = TEGRA210_CLK_I2C2, .present = true },
2048 [tegra_clk_uartc_8] = { .dt_id = TEGRA210_CLK_UARTC, .present = true },
2049 [tegra_clk_mipi_cal] = { .dt_id = TEGRA210_CLK_MIPI_CAL, .present = true },
2050 [tegra_clk_emc] = { .dt_id = TEGRA210_CLK_EMC, .present = true },
2051 [tegra_clk_usb2] = { .dt_id = TEGRA210_CLK_USB2, .present = true },
2052 [tegra_clk_bsev] = { .dt_id = TEGRA210_CLK_BSEV, .present = true },
2053 [tegra_clk_uartd_8] = { .dt_id = TEGRA210_CLK_UARTD, .present = true },
2054 [tegra_clk_i2c3] = { .dt_id = TEGRA210_CLK_I2C3, .present = true },
2055 [tegra_clk_sbc4_9] = { .dt_id = TEGRA210_CLK_SBC4, .present = true },
2056 [tegra_clk_sdmmc3_9] = { .dt_id = TEGRA210_CLK_SDMMC3, .present = true },
2057 [tegra_clk_pcie] = { .dt_id = TEGRA210_CLK_PCIE, .present = true },
2058 [tegra_clk_owr_8] = { .dt_id = TEGRA210_CLK_OWR, .present = true },
2059 [tegra_clk_afi] = { .dt_id = TEGRA210_CLK_AFI, .present = true },
2060 [tegra_clk_csite_8] = { .dt_id = TEGRA210_CLK_CSITE, .present = true },
2061 [tegra_clk_soc_therm_8] = { .dt_id = TEGRA210_CLK_SOC_THERM, .present = true },
2062 [tegra_clk_dtv] = { .dt_id = TEGRA210_CLK_DTV, .present = true },
2063 [tegra_clk_i2cslow] = { .dt_id = TEGRA210_CLK_I2CSLOW, .present = true },
2064 [tegra_clk_tsec_8] = { .dt_id = TEGRA210_CLK_TSEC, .present = true },
2065 [tegra_clk_xusb_host] = { .dt_id = TEGRA210_CLK_XUSB_HOST, .present = true },
2066 [tegra_clk_csus] = { .dt_id = TEGRA210_CLK_CSUS, .present = true },
2067 [tegra_clk_mselect] = { .dt_id = TEGRA210_CLK_MSELECT, .present = true },
2068 [tegra_clk_tsensor] = { .dt_id = TEGRA210_CLK_TSENSOR, .present = true },
2069 [tegra_clk_i2s3] = { .dt_id = TEGRA210_CLK_I2S3, .present = true },
2070 [tegra_clk_i2s4] = { .dt_id = TEGRA210_CLK_I2S4, .present = true },
2071 [tegra_clk_i2c4] = { .dt_id = TEGRA210_CLK_I2C4, .present = true },
2072 [tegra_clk_d_audio] = { .dt_id = TEGRA210_CLK_D_AUDIO, .present = true },
2073 [tegra_clk_hda2codec_2x_8] = { .dt_id = TEGRA210_CLK_HDA2CODEC_2X, .present = true },
2074 [tegra_clk_spdif_2x] = { .dt_id = TEGRA210_CLK_SPDIF_2X, .present = true },
2075 [tegra_clk_actmon] = { .dt_id = TEGRA210_CLK_ACTMON, .present = true },
2076 [tegra_clk_extern1] = { .dt_id = TEGRA210_CLK_EXTERN1, .present = true },
2077 [tegra_clk_extern2] = { .dt_id = TEGRA210_CLK_EXTERN2, .present = true },
2078 [tegra_clk_extern3] = { .dt_id = TEGRA210_CLK_EXTERN3, .present = true },
2079 [tegra_clk_sata_oob_8] = { .dt_id = TEGRA210_CLK_SATA_OOB, .present = true },
2080 [tegra_clk_sata_8] = { .dt_id = TEGRA210_CLK_SATA, .present = true },
2081 [tegra_clk_hda_8] = { .dt_id = TEGRA210_CLK_HDA, .present = true },
2082 [tegra_clk_hda2hdmi] = { .dt_id = TEGRA210_CLK_HDA2HDMI, .present = true },
2083 [tegra_clk_cilab] = { .dt_id = TEGRA210_CLK_CILAB, .present = true },
2084 [tegra_clk_cilcd] = { .dt_id = TEGRA210_CLK_CILCD, .present = true },
2085 [tegra_clk_cile] = { .dt_id = TEGRA210_CLK_CILE, .present = true },
2086 [tegra_clk_dsialp] = { .dt_id = TEGRA210_CLK_DSIALP, .present = true },
2087 [tegra_clk_dsiblp] = { .dt_id = TEGRA210_CLK_DSIBLP, .present = true },
2088 [tegra_clk_entropy_8] = { .dt_id = TEGRA210_CLK_ENTROPY, .present = true },
2089 [tegra_clk_xusb_ss] = { .dt_id = TEGRA210_CLK_XUSB_SS, .present = true },
2090 [tegra_clk_i2c6] = { .dt_id = TEGRA210_CLK_I2C6, .present = true },
2091 [tegra_clk_vim2_clk] = { .dt_id = TEGRA210_CLK_VIM2_CLK, .present = true },
2092 [tegra_clk_clk72Mhz_8] = { .dt_id = TEGRA210_CLK_CLK72MHZ, .present = true },
2093 [tegra_clk_vic03_8] = { .dt_id = TEGRA210_CLK_VIC03, .present = true },
2094 [tegra_clk_dpaux] = { .dt_id = TEGRA210_CLK_DPAUX, .present = true },
2095 [tegra_clk_sor0] = { .dt_id = TEGRA210_CLK_SOR0, .present = true },
2096 [tegra_clk_sor0_lvds] = { .dt_id = TEGRA210_CLK_SOR0_LVDS, .present = true },
2097 [tegra_clk_gpu] = { .dt_id = TEGRA210_CLK_GPU, .present = true },
2098 [tegra_clk_pll_g_ref] = { .dt_id = TEGRA210_CLK_PLL_G_REF, .present = true, },
2099 [tegra_clk_uartb_8] = { .dt_id = TEGRA210_CLK_UARTB, .present = true },
2100 [tegra_clk_vfir] = { .dt_id = TEGRA210_CLK_VFIR, .present = true },
2101 [tegra_clk_spdif_in_8] = { .dt_id = TEGRA210_CLK_SPDIF_IN, .present = true },
2102 [tegra_clk_spdif_out] = { .dt_id = TEGRA210_CLK_SPDIF_OUT, .present = true },
2103 [tegra_clk_vi_10] = { .dt_id = TEGRA210_CLK_VI, .present = true },
2104 [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR, .present = true },
2105 [tegra_clk_fuse] = { .dt_id = TEGRA210_CLK_FUSE, .present = true },
2106 [tegra_clk_fuse_burn] = { .dt_id = TEGRA210_CLK_FUSE_BURN, .present = true },
2107 [tegra_clk_clk_32k] = { .dt_id = TEGRA210_CLK_CLK_32K, .present = true },
2108 [tegra_clk_clk_m] = { .dt_id = TEGRA210_CLK_CLK_M, .present = true },
2109 [tegra_clk_clk_m_div2] = { .dt_id = TEGRA210_CLK_CLK_M_DIV2, .present = true },
2110 [tegra_clk_clk_m_div4] = { .dt_id = TEGRA210_CLK_CLK_M_DIV4, .present = true },
2111 [tegra_clk_pll_ref] = { .dt_id = TEGRA210_CLK_PLL_REF, .present = true },
2112 [tegra_clk_pll_c] = { .dt_id = TEGRA210_CLK_PLL_C, .present = true },
2113 [tegra_clk_pll_c_out1] = { .dt_id = TEGRA210_CLK_PLL_C_OUT1, .present = true },
2114 [tegra_clk_pll_c2] = { .dt_id = TEGRA210_CLK_PLL_C2, .present = true },
2115 [tegra_clk_pll_c3] = { .dt_id = TEGRA210_CLK_PLL_C3, .present = true },
2116 [tegra_clk_pll_m] = { .dt_id = TEGRA210_CLK_PLL_M, .present = true },
2117 [tegra_clk_pll_m_out1] = { .dt_id = TEGRA210_CLK_PLL_M_OUT1, .present = true },
2118 [tegra_clk_pll_p] = { .dt_id = TEGRA210_CLK_PLL_P, .present = true },
2119 [tegra_clk_pll_p_out1] = { .dt_id = TEGRA210_CLK_PLL_P_OUT1, .present = true },
2120 [tegra_clk_pll_p_out3] = { .dt_id = TEGRA210_CLK_PLL_P_OUT3, .present = true },
2121 [tegra_clk_pll_p_out4_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT4, .present = true },
2122 [tegra_clk_pll_p_out_hsio] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_HSIO, .present = true },
2123 [tegra_clk_pll_p_out_xusb] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_XUSB, .present = true },
2124 [tegra_clk_pll_p_out_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_CPU, .present = true },
2125 [tegra_clk_pll_p_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_ADSP, .present = true },
2126 [tegra_clk_pll_a] = { .dt_id = TEGRA210_CLK_PLL_A, .present = true },
2127 [tegra_clk_pll_a_out0] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0, .present = true },
2128 [tegra_clk_pll_d] = { .dt_id = TEGRA210_CLK_PLL_D, .present = true },
2129 [tegra_clk_pll_d_out0] = { .dt_id = TEGRA210_CLK_PLL_D_OUT0, .present = true },
2130 [tegra_clk_pll_d2] = { .dt_id = TEGRA210_CLK_PLL_D2, .present = true },
2131 [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA210_CLK_PLL_D2_OUT0, .present = true },
2132 [tegra_clk_pll_u] = { .dt_id = TEGRA210_CLK_PLL_U, .present = true },
2133 [tegra_clk_pll_u_out] = { .dt_id = TEGRA210_CLK_PLL_U_OUT, .present = true },
2134 [tegra_clk_pll_u_out1] = { .dt_id = TEGRA210_CLK_PLL_U_OUT1, .present = true },
2135 [tegra_clk_pll_u_out2] = { .dt_id = TEGRA210_CLK_PLL_U_OUT2, .present = true },
2136 [tegra_clk_pll_u_480m] = { .dt_id = TEGRA210_CLK_PLL_U_480M, .present = true },
2137 [tegra_clk_pll_u_60m] = { .dt_id = TEGRA210_CLK_PLL_U_60M, .present = true },
2138 [tegra_clk_pll_u_48m] = { .dt_id = TEGRA210_CLK_PLL_U_48M, .present = true },
2139 [tegra_clk_pll_x] = { .dt_id = TEGRA210_CLK_PLL_X, .present = true },
2140 [tegra_clk_pll_x_out0] = { .dt_id = TEGRA210_CLK_PLL_X_OUT0, .present = true },
2141 [tegra_clk_pll_re_vco] = { .dt_id = TEGRA210_CLK_PLL_RE_VCO, .present = true },
2142 [tegra_clk_pll_re_out] = { .dt_id = TEGRA210_CLK_PLL_RE_OUT, .present = true },
2143 [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC, .present = true },
2144 [tegra_clk_i2s0_sync] = { .dt_id = TEGRA210_CLK_I2S0_SYNC, .present = true },
2145 [tegra_clk_i2s1_sync] = { .dt_id = TEGRA210_CLK_I2S1_SYNC, .present = true },
2146 [tegra_clk_i2s2_sync] = { .dt_id = TEGRA210_CLK_I2S2_SYNC, .present = true },
2147 [tegra_clk_i2s3_sync] = { .dt_id = TEGRA210_CLK_I2S3_SYNC, .present = true },
2148 [tegra_clk_i2s4_sync] = { .dt_id = TEGRA210_CLK_I2S4_SYNC, .present = true },
2149 [tegra_clk_vimclk_sync] = { .dt_id = TEGRA210_CLK_VIMCLK_SYNC, .present = true },
2150 [tegra_clk_audio0] = { .dt_id = TEGRA210_CLK_AUDIO0, .present = true },
2151 [tegra_clk_audio1] = { .dt_id = TEGRA210_CLK_AUDIO1, .present = true },
2152 [tegra_clk_audio2] = { .dt_id = TEGRA210_CLK_AUDIO2, .present = true },
2153 [tegra_clk_audio3] = { .dt_id = TEGRA210_CLK_AUDIO3, .present = true },
2154 [tegra_clk_audio4] = { .dt_id = TEGRA210_CLK_AUDIO4, .present = true },
2155 [tegra_clk_spdif] = { .dt_id = TEGRA210_CLK_SPDIF, .present = true },
2156 [tegra_clk_clk_out_1] = { .dt_id = TEGRA210_CLK_CLK_OUT_1, .present = true },
2157 [tegra_clk_clk_out_2] = { .dt_id = TEGRA210_CLK_CLK_OUT_2, .present = true },
2158 [tegra_clk_clk_out_3] = { .dt_id = TEGRA210_CLK_CLK_OUT_3, .present = true },
2159 [tegra_clk_blink] = { .dt_id = TEGRA210_CLK_BLINK, .present = true },
2160 [tegra_clk_xusb_gate] = { .dt_id = TEGRA210_CLK_XUSB_GATE, .present = true },
2161 [tegra_clk_xusb_host_src_8] = { .dt_id = TEGRA210_CLK_XUSB_HOST_SRC, .present = true },
2162 [tegra_clk_xusb_falcon_src_8] = { .dt_id = TEGRA210_CLK_XUSB_FALCON_SRC, .present = true },
2163 [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA210_CLK_XUSB_FS_SRC, .present = true },
2164 [tegra_clk_xusb_ss_src_8] = { .dt_id = TEGRA210_CLK_XUSB_SS_SRC, .present = true },
2165 [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA210_CLK_XUSB_SS_DIV2, .present = true },
2166 [tegra_clk_xusb_dev_src_8] = { .dt_id = TEGRA210_CLK_XUSB_DEV_SRC, .present = true },
2167 [tegra_clk_xusb_dev] = { .dt_id = TEGRA210_CLK_XUSB_DEV, .present = true },
2168 [tegra_clk_xusb_hs_src_4] = { .dt_id = TEGRA210_CLK_XUSB_HS_SRC, .present = true },
2169 [tegra_clk_xusb_ssp_src] = { .dt_id = TEGRA210_CLK_XUSB_SSP_SRC, .present = true },
2170 [tegra_clk_usb2_hsic_trk] = { .dt_id = TEGRA210_CLK_USB2_HSIC_TRK, .present = true },
2171 [tegra_clk_hsic_trk] = { .dt_id = TEGRA210_CLK_HSIC_TRK, .present = true },
2172 [tegra_clk_usb2_trk] = { .dt_id = TEGRA210_CLK_USB2_TRK, .present = true },
2173 [tegra_clk_sclk] = { .dt_id = TEGRA210_CLK_SCLK, .present = true },
2174 [tegra_clk_sclk_mux] = { .dt_id = TEGRA210_CLK_SCLK_MUX, .present = true },
2175 [tegra_clk_hclk] = { .dt_id = TEGRA210_CLK_HCLK, .present = true },
2176 [tegra_clk_pclk] = { .dt_id = TEGRA210_CLK_PCLK, .present = true },
2177 [tegra_clk_cclk_g] = { .dt_id = TEGRA210_CLK_CCLK_G, .present = true },
2178 [tegra_clk_cclk_lp] = { .dt_id = TEGRA210_CLK_CCLK_LP, .present = true },
2179 [tegra_clk_dfll_ref] = { .dt_id = TEGRA210_CLK_DFLL_REF, .present = true },
2180 [tegra_clk_dfll_soc] = { .dt_id = TEGRA210_CLK_DFLL_SOC, .present = true },
2181 [tegra_clk_vi_sensor2_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR2, .present = true },
2182 [tegra_clk_pll_p_out5] = { .dt_id = TEGRA210_CLK_PLL_P_OUT5, .present = true },
2183 [tegra_clk_pll_c4] = { .dt_id = TEGRA210_CLK_PLL_C4, .present = true },
2184 [tegra_clk_pll_dp] = { .dt_id = TEGRA210_CLK_PLL_DP, .present = true },
2185 [tegra_clk_audio0_mux] = { .dt_id = TEGRA210_CLK_AUDIO0_MUX, .present = true },
2186 [tegra_clk_audio1_mux] = { .dt_id = TEGRA210_CLK_AUDIO1_MUX, .present = true },
2187 [tegra_clk_audio2_mux] = { .dt_id = TEGRA210_CLK_AUDIO2_MUX, .present = true },
2188 [tegra_clk_audio3_mux] = { .dt_id = TEGRA210_CLK_AUDIO3_MUX, .present = true },
2189 [tegra_clk_audio4_mux] = { .dt_id = TEGRA210_CLK_AUDIO4_MUX, .present = true },
2190 [tegra_clk_spdif_mux] = { .dt_id = TEGRA210_CLK_SPDIF_MUX, .present = true },
2191 [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_1_MUX, .present = true },
2192 [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_2_MUX, .present = true },
2193 [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_3_MUX, .present = true },
2194 [tegra_clk_maud] = { .dt_id = TEGRA210_CLK_MAUD, .present = true },
2195 [tegra_clk_mipibif] = { .dt_id = TEGRA210_CLK_MIPIBIF, .present = true },
2196 [tegra_clk_qspi] = { .dt_id = TEGRA210_CLK_QSPI, .present = true },
2197 [tegra_clk_sdmmc_legacy] = { .dt_id = TEGRA210_CLK_SDMMC_LEGACY, .present = true },
2198 [tegra_clk_tsecb] = { .dt_id = TEGRA210_CLK_TSECB, .present = true },
2199 [tegra_clk_uartape] = { .dt_id = TEGRA210_CLK_UARTAPE, .present = true },
2200 [tegra_clk_vi_i2c] = { .dt_id = TEGRA210_CLK_VI_I2C, .present = true },
2201 [tegra_clk_ape] = { .dt_id = TEGRA210_CLK_APE, .present = true },
2202 [tegra_clk_dbgapb] = { .dt_id = TEGRA210_CLK_DBGAPB, .present = true },
2203 [tegra_clk_nvdec] = { .dt_id = TEGRA210_CLK_NVDEC, .present = true },
2204 [tegra_clk_nvenc] = { .dt_id = TEGRA210_CLK_NVENC, .present = true },
2205 [tegra_clk_nvjpg] = { .dt_id = TEGRA210_CLK_NVJPG, .present = true },
2206 [tegra_clk_pll_c4_out0] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT0, .present = true },
2207 [tegra_clk_pll_c4_out1] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT1, .present = true },
2208 [tegra_clk_pll_c4_out2] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT2, .present = true },
2209 [tegra_clk_pll_c4_out3] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT3, .present = true },
2210 [tegra_clk_apb2ape] = { .dt_id = TEGRA210_CLK_APB2APE, .present = true },
2211 };
2212
2213 static struct tegra_devclk devclks[] __initdata = {
2214 { .con_id = "clk_m", .dt_id = TEGRA210_CLK_CLK_M },
2215 { .con_id = "pll_ref", .dt_id = TEGRA210_CLK_PLL_REF },
2216 { .con_id = "clk_32k", .dt_id = TEGRA210_CLK_CLK_32K },
2217 { .con_id = "clk_m_div2", .dt_id = TEGRA210_CLK_CLK_M_DIV2 },
2218 { .con_id = "clk_m_div4", .dt_id = TEGRA210_CLK_CLK_M_DIV4 },
2219 { .con_id = "pll_c", .dt_id = TEGRA210_CLK_PLL_C },
2220 { .con_id = "pll_c_out1", .dt_id = TEGRA210_CLK_PLL_C_OUT1 },
2221 { .con_id = "pll_c2", .dt_id = TEGRA210_CLK_PLL_C2 },
2222 { .con_id = "pll_c3", .dt_id = TEGRA210_CLK_PLL_C3 },
2223 { .con_id = "pll_p", .dt_id = TEGRA210_CLK_PLL_P },
2224 { .con_id = "pll_p_out1", .dt_id = TEGRA210_CLK_PLL_P_OUT1 },
2225 { .con_id = "pll_p_out2", .dt_id = TEGRA210_CLK_PLL_P_OUT2 },
2226 { .con_id = "pll_p_out3", .dt_id = TEGRA210_CLK_PLL_P_OUT3 },
2227 { .con_id = "pll_p_out4", .dt_id = TEGRA210_CLK_PLL_P_OUT4 },
2228 { .con_id = "pll_m", .dt_id = TEGRA210_CLK_PLL_M },
2229 { .con_id = "pll_m_out1", .dt_id = TEGRA210_CLK_PLL_M_OUT1 },
2230 { .con_id = "pll_x", .dt_id = TEGRA210_CLK_PLL_X },
2231 { .con_id = "pll_x_out0", .dt_id = TEGRA210_CLK_PLL_X_OUT0 },
2232 { .con_id = "pll_u", .dt_id = TEGRA210_CLK_PLL_U },
2233 { .con_id = "pll_u_out", .dt_id = TEGRA210_CLK_PLL_U_OUT },
2234 { .con_id = "pll_u_out1", .dt_id = TEGRA210_CLK_PLL_U_OUT1 },
2235 { .con_id = "pll_u_out2", .dt_id = TEGRA210_CLK_PLL_U_OUT2 },
2236 { .con_id = "pll_u_480M", .dt_id = TEGRA210_CLK_PLL_U_480M },
2237 { .con_id = "pll_u_60M", .dt_id = TEGRA210_CLK_PLL_U_60M },
2238 { .con_id = "pll_u_48M", .dt_id = TEGRA210_CLK_PLL_U_48M },
2239 { .con_id = "pll_d", .dt_id = TEGRA210_CLK_PLL_D },
2240 { .con_id = "pll_d_out0", .dt_id = TEGRA210_CLK_PLL_D_OUT0 },
2241 { .con_id = "pll_d2", .dt_id = TEGRA210_CLK_PLL_D2 },
2242 { .con_id = "pll_d2_out0", .dt_id = TEGRA210_CLK_PLL_D2_OUT0 },
2243 { .con_id = "pll_a", .dt_id = TEGRA210_CLK_PLL_A },
2244 { .con_id = "pll_a_out0", .dt_id = TEGRA210_CLK_PLL_A_OUT0 },
2245 { .con_id = "pll_re_vco", .dt_id = TEGRA210_CLK_PLL_RE_VCO },
2246 { .con_id = "pll_re_out", .dt_id = TEGRA210_CLK_PLL_RE_OUT },
2247 { .con_id = "spdif_in_sync", .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC },
2248 { .con_id = "i2s0_sync", .dt_id = TEGRA210_CLK_I2S0_SYNC },
2249 { .con_id = "i2s1_sync", .dt_id = TEGRA210_CLK_I2S1_SYNC },
2250 { .con_id = "i2s2_sync", .dt_id = TEGRA210_CLK_I2S2_SYNC },
2251 { .con_id = "i2s3_sync", .dt_id = TEGRA210_CLK_I2S3_SYNC },
2252 { .con_id = "i2s4_sync", .dt_id = TEGRA210_CLK_I2S4_SYNC },
2253 { .con_id = "vimclk_sync", .dt_id = TEGRA210_CLK_VIMCLK_SYNC },
2254 { .con_id = "audio0", .dt_id = TEGRA210_CLK_AUDIO0 },
2255 { .con_id = "audio1", .dt_id = TEGRA210_CLK_AUDIO1 },
2256 { .con_id = "audio2", .dt_id = TEGRA210_CLK_AUDIO2 },
2257 { .con_id = "audio3", .dt_id = TEGRA210_CLK_AUDIO3 },
2258 { .con_id = "audio4", .dt_id = TEGRA210_CLK_AUDIO4 },
2259 { .con_id = "spdif", .dt_id = TEGRA210_CLK_SPDIF },
2260 { .con_id = "spdif_2x", .dt_id = TEGRA210_CLK_SPDIF_2X },
2261 { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA210_CLK_EXTERN1 },
2262 { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA210_CLK_EXTERN2 },
2263 { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA210_CLK_EXTERN3 },
2264 { .con_id = "blink", .dt_id = TEGRA210_CLK_BLINK },
2265 { .con_id = "cclk_g", .dt_id = TEGRA210_CLK_CCLK_G },
2266 { .con_id = "cclk_lp", .dt_id = TEGRA210_CLK_CCLK_LP },
2267 { .con_id = "sclk", .dt_id = TEGRA210_CLK_SCLK },
2268 { .con_id = "hclk", .dt_id = TEGRA210_CLK_HCLK },
2269 { .con_id = "pclk", .dt_id = TEGRA210_CLK_PCLK },
2270 { .con_id = "fuse", .dt_id = TEGRA210_CLK_FUSE },
2271 { .dev_id = "rtc-tegra", .dt_id = TEGRA210_CLK_RTC },
2272 { .dev_id = "timer", .dt_id = TEGRA210_CLK_TIMER },
2273 { .con_id = "pll_c4_out0", .dt_id = TEGRA210_CLK_PLL_C4_OUT0 },
2274 { .con_id = "pll_c4_out1", .dt_id = TEGRA210_CLK_PLL_C4_OUT1 },
2275 { .con_id = "pll_c4_out2", .dt_id = TEGRA210_CLK_PLL_C4_OUT2 },
2276 { .con_id = "pll_c4_out3", .dt_id = TEGRA210_CLK_PLL_C4_OUT3 },
2277 { .con_id = "dpaux", .dt_id = TEGRA210_CLK_DPAUX },
2278 { .con_id = "sor0", .dt_id = TEGRA210_CLK_SOR0 },
2279 };
2280
2281 static struct tegra_audio_clk_info tegra210_audio_plls[] = {
2282 { "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_ref" },
2283 { "pll_a1", &pll_a1_params, tegra_clk_pll_a1, "pll_ref" },
2284 };
2285
2286 static struct clk **clks;
2287
2288 static void tegra210_utmi_param_configure(void __iomem *clk_base)
2289 {
2290 u32 reg;
2291 int i;
2292
2293 for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
2294 if (osc_freq == utmi_parameters[i].osc_frequency)
2295 break;
2296 }
2297
2298 if (i >= ARRAY_SIZE(utmi_parameters)) {
2299 pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
2300 osc_freq);
2301 return;
2302 }
2303
2304 reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2305 reg |= PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE |
2306 PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT |
2307 PLLU_HW_PWRDN_CFG0_USE_LOCKDET;
2308 reg &= ~(PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL |
2309 PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL);
2310 writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2311
2312 reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2313 reg |= PLLU_HW_PWRDN_CFG0_SEQ_ENABLE;
2314 writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2315 udelay(1);
2316
2317 reg = readl_relaxed(clk_base + PLLU_BASE);
2318 reg &= ~PLLU_BASE_CLKENABLE_USB;
2319 writel_relaxed(reg, clk_base + PLLU_BASE);
2320
2321 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2322 reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2323 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2324
2325 udelay(10);
2326
2327 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2328
2329 /* Program UTMIP PLL stable and active counts */
2330 /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
2331 reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
2332 reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
2333
2334 reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
2335
2336 reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].
2337 active_delay_count);
2338 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2339
2340 /* Program UTMIP PLL delay and oscillator frequency counts */
2341 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2342 reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
2343
2344 reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].
2345 enable_delay_count);
2346
2347 reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
2348 reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].
2349 xtal_freq_count);
2350
2351 reg |= UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
2352 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2353
2354 /* Remove power downs from UTMIP PLL control bits */
2355 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2356 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2357 reg |= UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2358 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2359 udelay(1);
2360
2361 /* Enable samplers for SNPS, XUSB_HOST, XUSB_DEV */
2362 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2363 reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP;
2364 reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP;
2365 reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP;
2366 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
2367 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
2368 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN;
2369 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2370
2371 /* Setup HW control of UTMIPLL */
2372 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2373 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2374 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2375 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2376
2377 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2378 reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
2379 reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
2380 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2381
2382 udelay(1);
2383
2384 reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2385 reg &= ~XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY;
2386 writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2387
2388 udelay(1);
2389
2390 /* Enable HW control UTMIPLL */
2391 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2392 reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
2393 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2394 }
2395
2396 static __init void tegra210_periph_clk_init(void __iomem *clk_base,
2397 void __iomem *pmc_base)
2398 {
2399 struct clk *clk;
2400
2401 /* xusb_ss_div2 */
2402 clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
2403 1, 2);
2404 clks[TEGRA210_CLK_XUSB_SS_DIV2] = clk;
2405
2406 /* pll_d_dsi_out */
2407 clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
2408 clk_base + PLLD_MISC0, 21, 0, &pll_d_lock);
2409 clks[TEGRA210_CLK_PLL_D_DSI_OUT] = clk;
2410
2411 /* dsia */
2412 clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
2413 clk_base, 0, 48,
2414 periph_clk_enb_refcnt);
2415 clks[TEGRA210_CLK_DSIA] = clk;
2416
2417 /* dsib */
2418 clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
2419 clk_base, 0, 82,
2420 periph_clk_enb_refcnt);
2421 clks[TEGRA210_CLK_DSIB] = clk;
2422
2423 /* emc mux */
2424 clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
2425 ARRAY_SIZE(mux_pllmcp_clkm), 0,
2426 clk_base + CLK_SOURCE_EMC,
2427 29, 3, 0, &emc_lock);
2428
2429 clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC,
2430 &emc_lock);
2431 clks[TEGRA210_CLK_MC] = clk;
2432
2433 /* cml0 */
2434 clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
2435 0, 0, &pll_e_lock);
2436 clk_register_clkdev(clk, "cml0", NULL);
2437 clks[TEGRA210_CLK_CML0] = clk;
2438
2439 /* cml1 */
2440 clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
2441 1, 0, &pll_e_lock);
2442 clk_register_clkdev(clk, "cml1", NULL);
2443 clks[TEGRA210_CLK_CML1] = clk;
2444
2445 tegra_periph_clk_init(clk_base, pmc_base, tegra210_clks, &pll_p_params);
2446 }
2447
2448 static void __init tegra210_pll_init(void __iomem *clk_base,
2449 void __iomem *pmc)
2450 {
2451 u32 val;
2452 struct clk *clk;
2453
2454 /* PLLC */
2455 clk = tegra_clk_register_pllxc_tegra210("pll_c", "pll_ref", clk_base,
2456 pmc, 0, &pll_c_params, NULL);
2457 if (!WARN_ON(IS_ERR(clk)))
2458 clk_register_clkdev(clk, "pll_c", NULL);
2459 clks[TEGRA210_CLK_PLL_C] = clk;
2460
2461 /* PLLC_OUT1 */
2462 clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
2463 clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
2464 8, 8, 1, NULL);
2465 clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
2466 clk_base + PLLC_OUT, 1, 0,
2467 CLK_SET_RATE_PARENT, 0, NULL);
2468 clk_register_clkdev(clk, "pll_c_out1", NULL);
2469 clks[TEGRA210_CLK_PLL_C_OUT1] = clk;
2470
2471 /* PLLC_UD */
2472 clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
2473 CLK_SET_RATE_PARENT, 1, 1);
2474 clk_register_clkdev(clk, "pll_c_ud", NULL);
2475 clks[TEGRA210_CLK_PLL_C_UD] = clk;
2476
2477 /* PLLC2 */
2478 clk = tegra_clk_register_pllc_tegra210("pll_c2", "pll_ref", clk_base,
2479 pmc, 0, &pll_c2_params, NULL);
2480 clk_register_clkdev(clk, "pll_c2", NULL);
2481 clks[TEGRA210_CLK_PLL_C2] = clk;
2482
2483 /* PLLC3 */
2484 clk = tegra_clk_register_pllc_tegra210("pll_c3", "pll_ref", clk_base,
2485 pmc, 0, &pll_c3_params, NULL);
2486 clk_register_clkdev(clk, "pll_c3", NULL);
2487 clks[TEGRA210_CLK_PLL_C3] = clk;
2488
2489 /* PLLM */
2490 clk = tegra_clk_register_pllm("pll_m", "osc", clk_base, pmc,
2491 CLK_SET_RATE_GATE, &pll_m_params, NULL);
2492 clk_register_clkdev(clk, "pll_m", NULL);
2493 clks[TEGRA210_CLK_PLL_M] = clk;
2494
2495 /* PLLMB */
2496 clk = tegra_clk_register_pllmb("pll_mb", "osc", clk_base, pmc,
2497 CLK_SET_RATE_GATE, &pll_mb_params, NULL);
2498 clk_register_clkdev(clk, "pll_mb", NULL);
2499 clks[TEGRA210_CLK_PLL_MB] = clk;
2500
2501 clk_register_clkdev(clk, "pll_m_out1", NULL);
2502 clks[TEGRA210_CLK_PLL_M_OUT1] = clk;
2503
2504 /* PLLM_UD */
2505 clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
2506 CLK_SET_RATE_PARENT, 1, 1);
2507 clk_register_clkdev(clk, "pll_m_ud", NULL);
2508 clks[TEGRA210_CLK_PLL_M_UD] = clk;
2509
2510 /* PLLU_VCO */
2511 val = readl(clk_base + pll_u_vco_params.base_reg);
2512 val &= ~PLLU_BASE_OVERRIDE; /* disable PLLU_OVERRIDE */
2513 writel(val, clk_base + pll_u_vco_params.base_reg);
2514
2515 clk = tegra_clk_register_pllre("pll_u_vco", "pll_ref", clk_base, pmc,
2516 0, &pll_u_vco_params, &pll_u_lock, pll_ref_freq);
2517 clk_register_clkdev(clk, "pll_u_vco", NULL);
2518 clks[TEGRA210_CLK_PLL_U] = clk;
2519
2520 /* PLLU_OUT */
2521 clk = clk_register_divider_table(NULL, "pll_u_out", "pll_u_vco", 0,
2522 clk_base + PLLU_BASE, 16, 4, 0,
2523 pll_vco_post_div_table, NULL);
2524 clk_register_clkdev(clk, "pll_u_out", NULL);
2525 clks[TEGRA210_CLK_PLL_U_OUT] = clk;
2526
2527 /* PLLU_OUT1 */
2528 clk = tegra_clk_register_divider("pll_u_out1_div", "pll_u_out",
2529 clk_base + PLLU_OUTA, 0,
2530 TEGRA_DIVIDER_ROUND_UP,
2531 8, 8, 1, &pll_u_lock);
2532 clk = tegra_clk_register_pll_out("pll_u_out1", "pll_u_out1_div",
2533 clk_base + PLLU_OUTA, 1, 0,
2534 CLK_SET_RATE_PARENT, 0, &pll_u_lock);
2535 clk_register_clkdev(clk, "pll_u_out1", NULL);
2536 clks[TEGRA210_CLK_PLL_U_OUT1] = clk;
2537
2538 /* PLLU_OUT2 */
2539 clk = tegra_clk_register_divider("pll_u_out2_div", "pll_u_out",
2540 clk_base + PLLU_OUTA, 0,
2541 TEGRA_DIVIDER_ROUND_UP,
2542 24, 8, 1, &pll_u_lock);
2543 clk = tegra_clk_register_pll_out("pll_u_out2", "pll_u_out2_div",
2544 clk_base + PLLU_OUTA, 17, 16,
2545 CLK_SET_RATE_PARENT, 0, &pll_u_lock);
2546 clk_register_clkdev(clk, "pll_u_out2", NULL);
2547 clks[TEGRA210_CLK_PLL_U_OUT2] = clk;
2548
2549 tegra210_utmi_param_configure(clk_base);
2550
2551 /* PLLU_480M */
2552 clk = clk_register_gate(NULL, "pll_u_480M", "pll_u_vco",
2553 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2554 22, 0, &pll_u_lock);
2555 clk_register_clkdev(clk, "pll_u_480M", NULL);
2556 clks[TEGRA210_CLK_PLL_U_480M] = clk;
2557
2558 /* PLLU_60M */
2559 clk = clk_register_gate(NULL, "pll_u_60M", "pll_u_out2",
2560 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2561 23, 0, NULL);
2562 clk_register_clkdev(clk, "pll_u_60M", NULL);
2563 clks[TEGRA210_CLK_PLL_U_60M] = clk;
2564
2565 /* PLLU_48M */
2566 clk = clk_register_gate(NULL, "pll_u_48M", "pll_u_out1",
2567 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2568 25, 0, NULL);
2569 clk_register_clkdev(clk, "pll_u_48M", NULL);
2570 clks[TEGRA210_CLK_PLL_U_48M] = clk;
2571
2572 /* PLLD */
2573 clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
2574 &pll_d_params, &pll_d_lock);
2575 clk_register_clkdev(clk, "pll_d", NULL);
2576 clks[TEGRA210_CLK_PLL_D] = clk;
2577
2578 /* PLLD_OUT0 */
2579 clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
2580 CLK_SET_RATE_PARENT, 1, 2);
2581 clk_register_clkdev(clk, "pll_d_out0", NULL);
2582 clks[TEGRA210_CLK_PLL_D_OUT0] = clk;
2583
2584 /* PLLRE */
2585 clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc,
2586 0, &pll_re_vco_params, &pll_re_lock, pll_ref_freq);
2587 clk_register_clkdev(clk, "pll_re_vco", NULL);
2588 clks[TEGRA210_CLK_PLL_RE_VCO] = clk;
2589
2590 clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
2591 clk_base + PLLRE_BASE, 16, 5, 0,
2592 pll_vco_post_div_table, &pll_re_lock);
2593 clk_register_clkdev(clk, "pll_re_out", NULL);
2594 clks[TEGRA210_CLK_PLL_RE_OUT] = clk;
2595
2596 /* PLLE */
2597 clk = tegra_clk_register_plle_tegra210("pll_e", "pll_ref",
2598 clk_base, 0, &pll_e_params, NULL);
2599 clk_register_clkdev(clk, "pll_e", NULL);
2600 clks[TEGRA210_CLK_PLL_E] = clk;
2601
2602 /* PLLC4 */
2603 clk = tegra_clk_register_pllre("pll_c4_vco", "pll_ref", clk_base, pmc,
2604 0, &pll_c4_vco_params, NULL, pll_ref_freq);
2605 clk_register_clkdev(clk, "pll_c4_vco", NULL);
2606 clks[TEGRA210_CLK_PLL_C4] = clk;
2607
2608 /* PLLC4_OUT0 */
2609 clk = clk_register_divider_table(NULL, "pll_c4_out0", "pll_c4_vco", 0,
2610 clk_base + PLLC4_BASE, 19, 4, 0,
2611 pll_vco_post_div_table, NULL);
2612 clk_register_clkdev(clk, "pll_c4_out0", NULL);
2613 clks[TEGRA210_CLK_PLL_C4_OUT0] = clk;
2614
2615 /* PLLC4_OUT1 */
2616 clk = clk_register_fixed_factor(NULL, "pll_c4_out1", "pll_c4_vco",
2617 CLK_SET_RATE_PARENT, 1, 3);
2618 clk_register_clkdev(clk, "pll_c4_out1", NULL);
2619 clks[TEGRA210_CLK_PLL_C4_OUT1] = clk;
2620
2621 /* PLLC4_OUT2 */
2622 clk = clk_register_fixed_factor(NULL, "pll_c4_out2", "pll_c4_vco",
2623 CLK_SET_RATE_PARENT, 1, 5);
2624 clk_register_clkdev(clk, "pll_c4_out2", NULL);
2625 clks[TEGRA210_CLK_PLL_C4_OUT2] = clk;
2626
2627 /* PLLC4_OUT3 */
2628 clk = tegra_clk_register_divider("pll_c4_out3_div", "pll_c4_out0",
2629 clk_base + PLLC4_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
2630 8, 8, 1, NULL);
2631 clk = tegra_clk_register_pll_out("pll_c4_out3", "pll_c4_out3_div",
2632 clk_base + PLLC4_OUT, 1, 0,
2633 CLK_SET_RATE_PARENT, 0, NULL);
2634 clk_register_clkdev(clk, "pll_c4_out3", NULL);
2635 clks[TEGRA210_CLK_PLL_C4_OUT3] = clk;
2636
2637 /* PLLDP */
2638 clk = tegra_clk_register_pllss_tegra210("pll_dp", "pll_ref", clk_base,
2639 0, &pll_dp_params, NULL);
2640 clk_register_clkdev(clk, "pll_dp", NULL);
2641 clks[TEGRA210_CLK_PLL_DP] = clk;
2642
2643 /* PLLD2 */
2644 clk = tegra_clk_register_pllss_tegra210("pll_d2", "pll_ref", clk_base,
2645 0, &pll_d2_params, NULL);
2646 clk_register_clkdev(clk, "pll_d2", NULL);
2647 clks[TEGRA210_CLK_PLL_D2] = clk;
2648
2649 /* PLLD2_OUT0 */
2650 clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
2651 CLK_SET_RATE_PARENT, 1, 1);
2652 clk_register_clkdev(clk, "pll_d2_out0", NULL);
2653 clks[TEGRA210_CLK_PLL_D2_OUT0] = clk;
2654
2655 /* PLLP_OUT2 */
2656 clk = clk_register_fixed_factor(NULL, "pll_p_out2", "pll_p",
2657 CLK_SET_RATE_PARENT, 1, 2);
2658 clk_register_clkdev(clk, "pll_p_out2", NULL);
2659 clks[TEGRA210_CLK_PLL_P_OUT2] = clk;
2660
2661 }
2662
2663 /* Tegra210 CPU clock and reset control functions */
2664 static void tegra210_wait_cpu_in_reset(u32 cpu)
2665 {
2666 unsigned int reg;
2667
2668 do {
2669 reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
2670 cpu_relax();
2671 } while (!(reg & (1 << cpu))); /* check CPU been reset or not */
2672 }
2673
2674 static void tegra210_disable_cpu_clock(u32 cpu)
2675 {
2676 /* flow controller would take care in the power sequence. */
2677 }
2678
2679 #ifdef CONFIG_PM_SLEEP
2680 static void tegra210_cpu_clock_suspend(void)
2681 {
2682 /* switch coresite to clk_m, save off original source */
2683 tegra210_cpu_clk_sctx.clk_csite_src =
2684 readl(clk_base + CLK_SOURCE_CSITE);
2685 writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
2686 }
2687
2688 static void tegra210_cpu_clock_resume(void)
2689 {
2690 writel(tegra210_cpu_clk_sctx.clk_csite_src,
2691 clk_base + CLK_SOURCE_CSITE);
2692 }
2693 #endif
2694
2695 static struct tegra_cpu_car_ops tegra210_cpu_car_ops = {
2696 .wait_for_reset = tegra210_wait_cpu_in_reset,
2697 .disable_clock = tegra210_disable_cpu_clock,
2698 #ifdef CONFIG_PM_SLEEP
2699 .suspend = tegra210_cpu_clock_suspend,
2700 .resume = tegra210_cpu_clock_resume,
2701 #endif
2702 };
2703
2704 static const struct of_device_id pmc_match[] __initconst = {
2705 { .compatible = "nvidia,tegra210-pmc" },
2706 { },
2707 };
2708
2709 static struct tegra_clk_init_table init_table[] __initdata = {
2710 { TEGRA210_CLK_UARTA, TEGRA210_CLK_PLL_P, 408000000, 0 },
2711 { TEGRA210_CLK_UARTB, TEGRA210_CLK_PLL_P, 408000000, 0 },
2712 { TEGRA210_CLK_UARTC, TEGRA210_CLK_PLL_P, 408000000, 0 },
2713 { TEGRA210_CLK_UARTD, TEGRA210_CLK_PLL_P, 408000000, 0 },
2714 { TEGRA210_CLK_PLL_A, TEGRA210_CLK_CLK_MAX, 564480000, 1 },
2715 { TEGRA210_CLK_PLL_A_OUT0, TEGRA210_CLK_CLK_MAX, 11289600, 1 },
2716 { TEGRA210_CLK_EXTERN1, TEGRA210_CLK_PLL_A_OUT0, 0, 1 },
2717 { TEGRA210_CLK_CLK_OUT_1_MUX, TEGRA210_CLK_EXTERN1, 0, 1 },
2718 { TEGRA210_CLK_CLK_OUT_1, TEGRA210_CLK_CLK_MAX, 0, 1 },
2719 { TEGRA210_CLK_I2S0, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2720 { TEGRA210_CLK_I2S1, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2721 { TEGRA210_CLK_I2S2, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2722 { TEGRA210_CLK_I2S3, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2723 { TEGRA210_CLK_I2S4, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2724 { TEGRA210_CLK_HOST1X, TEGRA210_CLK_PLL_P, 136000000, 1 },
2725 { TEGRA210_CLK_SCLK_MUX, TEGRA210_CLK_PLL_P, 0, 1 },
2726 { TEGRA210_CLK_SCLK, TEGRA210_CLK_CLK_MAX, 102000000, 1 },
2727 { TEGRA210_CLK_DFLL_SOC, TEGRA210_CLK_PLL_P, 51000000, 1 },
2728 { TEGRA210_CLK_DFLL_REF, TEGRA210_CLK_PLL_P, 51000000, 1 },
2729 { TEGRA210_CLK_SBC4, TEGRA210_CLK_PLL_P, 12000000, 1 },
2730 { TEGRA210_CLK_PLL_RE_VCO, TEGRA210_CLK_CLK_MAX, 672000000, 1 },
2731 { TEGRA210_CLK_XUSB_GATE, TEGRA210_CLK_CLK_MAX, 0, 1 },
2732 { TEGRA210_CLK_XUSB_SS_SRC, TEGRA210_CLK_PLL_U_480M, 120000000, 0 },
2733 { TEGRA210_CLK_XUSB_FS_SRC, TEGRA210_CLK_PLL_U_48M, 48000000, 0 },
2734 { TEGRA210_CLK_XUSB_HS_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
2735 { TEGRA210_CLK_XUSB_SSP_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
2736 { TEGRA210_CLK_XUSB_FALCON_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 204000000, 0 },
2737 { TEGRA210_CLK_XUSB_HOST_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
2738 { TEGRA210_CLK_XUSB_DEV_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
2739 { TEGRA210_CLK_SATA, TEGRA210_CLK_PLL_P, 104000000, 0 },
2740 { TEGRA210_CLK_SATA_OOB, TEGRA210_CLK_PLL_P, 204000000, 0 },
2741 { TEGRA210_CLK_EMC, TEGRA210_CLK_CLK_MAX, 0, 1 },
2742 { TEGRA210_CLK_MSELECT, TEGRA210_CLK_CLK_MAX, 0, 1 },
2743 { TEGRA210_CLK_CSITE, TEGRA210_CLK_CLK_MAX, 0, 1 },
2744 { TEGRA210_CLK_TSENSOR, TEGRA210_CLK_CLK_M, 400000, 0 },
2745 { TEGRA210_CLK_I2C1, TEGRA210_CLK_PLL_P, 0, 0 },
2746 { TEGRA210_CLK_I2C2, TEGRA210_CLK_PLL_P, 0, 0 },
2747 { TEGRA210_CLK_I2C3, TEGRA210_CLK_PLL_P, 0, 0 },
2748 { TEGRA210_CLK_I2C4, TEGRA210_CLK_PLL_P, 0, 0 },
2749 { TEGRA210_CLK_I2C5, TEGRA210_CLK_PLL_P, 0, 0 },
2750 { TEGRA210_CLK_I2C6, TEGRA210_CLK_PLL_P, 0, 0 },
2751 { TEGRA210_CLK_PLL_DP, TEGRA210_CLK_CLK_MAX, 270000000, 0 },
2752 { TEGRA210_CLK_SOC_THERM, TEGRA210_CLK_PLL_P, 51000000, 0 },
2753 { TEGRA210_CLK_CCLK_G, TEGRA210_CLK_CLK_MAX, 0, 1 },
2754 /* This MUST be the last entry. */
2755 { TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 },
2756 };
2757
2758 /**
2759 * tegra210_clock_apply_init_table - initialize clocks on Tegra210 SoCs
2760 *
2761 * Program an initial clock rate and enable or disable clocks needed
2762 * by the rest of the kernel, for Tegra210 SoCs. It is intended to be
2763 * called by assigning a pointer to it to tegra_clk_apply_init_table -
2764 * this will be called as an arch_initcall. No return value.
2765 */
2766 static void __init tegra210_clock_apply_init_table(void)
2767 {
2768 tegra_init_from_table(init_table, clks, TEGRA210_CLK_CLK_MAX);
2769 }
2770
2771 /**
2772 * tegra210_clock_init - Tegra210-specific clock initialization
2773 * @np: struct device_node * of the DT node for the SoC CAR IP block
2774 *
2775 * Register most SoC clocks for the Tegra210 system-on-chip. Intended
2776 * to be called by the OF init code when a DT node with the
2777 * "nvidia,tegra210-car" string is encountered, and declared with
2778 * CLK_OF_DECLARE. No return value.
2779 */
2780 static void __init tegra210_clock_init(struct device_node *np)
2781 {
2782 struct device_node *node;
2783 u32 value, clk_m_div;
2784
2785 clk_base = of_iomap(np, 0);
2786 if (!clk_base) {
2787 pr_err("ioremap tegra210 CAR failed\n");
2788 return;
2789 }
2790
2791 node = of_find_matching_node(NULL, pmc_match);
2792 if (!node) {
2793 pr_err("Failed to find pmc node\n");
2794 WARN_ON(1);
2795 return;
2796 }
2797
2798 pmc_base = of_iomap(node, 0);
2799 if (!pmc_base) {
2800 pr_err("Can't map pmc registers\n");
2801 WARN_ON(1);
2802 return;
2803 }
2804
2805 clks = tegra_clk_init(clk_base, TEGRA210_CLK_CLK_MAX,
2806 TEGRA210_CAR_BANK_COUNT);
2807 if (!clks)
2808 return;
2809
2810 value = clk_readl(clk_base + SPARE_REG0) >> CLK_M_DIVISOR_SHIFT;
2811 clk_m_div = (value & CLK_M_DIVISOR_MASK) + 1;
2812
2813 if (tegra_osc_clk_init(clk_base, tegra210_clks, tegra210_input_freq,
2814 ARRAY_SIZE(tegra210_input_freq), clk_m_div,
2815 &osc_freq, &pll_ref_freq) < 0)
2816 return;
2817
2818 tegra_fixed_clk_init(tegra210_clks);
2819 tegra210_pll_init(clk_base, pmc_base);
2820 tegra210_periph_clk_init(clk_base, pmc_base);
2821 tegra_audio_clk_init(clk_base, pmc_base, tegra210_clks,
2822 tegra210_audio_plls,
2823 ARRAY_SIZE(tegra210_audio_plls));
2824 tegra_pmc_clk_init(pmc_base, tegra210_clks);
2825
2826 /* For Tegra210, PLLD is the only source for DSIA & DSIB */
2827 value = clk_readl(clk_base + PLLD_BASE);
2828 value &= ~BIT(25);
2829 clk_writel(value, clk_base + PLLD_BASE);
2830
2831 tegra_clk_apply_init_table = tegra210_clock_apply_init_table;
2832
2833 tegra_super_clk_gen5_init(clk_base, pmc_base, tegra210_clks,
2834 &pll_x_params);
2835 tegra_add_of_provider(np);
2836 tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
2837
2838 tegra_cpu_car_ops = &tegra210_cpu_car_ops;
2839 }
2840 CLK_OF_DECLARE(tegra210, "nvidia,tegra210-car", tegra210_clock_init);