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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-provider.h>
19#include <linux/clkdev.h>
20#include <linux/of.h>
21#include <linux/of_address.h>
22#include <linux/delay.h>
23#include <linux/export.h>
24#include <linux/clk/tegra.h>
25#include <dt-bindings/clock/tegra124-car.h>
26#include <dt-bindings/reset/tegra124-car.h>
27
28#include "clk.h"
29#include "clk-id.h"
30
31/*
32 * TEGRA124_CAR_BANK_COUNT: the number of peripheral clock register
33 * banks present in the Tegra124/132 CAR IP block. The banks are
34 * identified by single letters, e.g.: L, H, U, V, W, X. See
35 * periph_regs[] in drivers/clk/tegra/clk.c
36 */
37#define TEGRA124_CAR_BANK_COUNT 6
38
39#define CLK_SOURCE_CSITE 0x1d4
40#define CLK_SOURCE_EMC 0x19c
41
42#define RST_DFLL_DVCO 0x2f4
43#define DVFS_DFLL_RESET_SHIFT 0
44
45#define PLLC_BASE 0x80
46#define PLLC_OUT 0x84
47#define PLLC_MISC2 0x88
48#define PLLC_MISC 0x8c
49#define PLLC2_BASE 0x4e8
50#define PLLC2_MISC 0x4ec
51#define PLLC3_BASE 0x4fc
52#define PLLC3_MISC 0x500
53#define PLLM_BASE 0x90
54#define PLLM_OUT 0x94
55#define PLLM_MISC 0x9c
56#define PLLP_BASE 0xa0
57#define PLLP_MISC 0xac
58#define PLLA_BASE 0xb0
59#define PLLA_MISC 0xbc
60#define PLLD_BASE 0xd0
61#define PLLD_MISC 0xdc
62#define PLLU_BASE 0xc0
63#define PLLU_MISC 0xcc
64#define PLLX_BASE 0xe0
65#define PLLX_MISC 0xe4
66#define PLLX_MISC2 0x514
67#define PLLX_MISC3 0x518
68#define PLLE_BASE 0xe8
69#define PLLE_MISC 0xec
70#define PLLD2_BASE 0x4b8
71#define PLLD2_MISC 0x4bc
72#define PLLE_AUX 0x48c
73#define PLLRE_BASE 0x4c4
74#define PLLRE_MISC 0x4c8
75#define PLLDP_BASE 0x590
76#define PLLDP_MISC 0x594
77#define PLLC4_BASE 0x5a4
78#define PLLC4_MISC 0x5a8
79
80#define PLLC_IDDQ_BIT 26
81#define PLLRE_IDDQ_BIT 16
82#define PLLSS_IDDQ_BIT 19
83
84#define PLL_BASE_LOCK BIT(27)
85#define PLLE_MISC_LOCK BIT(11)
86#define PLLRE_MISC_LOCK BIT(24)
87
88#define PLL_MISC_LOCK_ENABLE 18
89#define PLLC_MISC_LOCK_ENABLE 24
90#define PLLDU_MISC_LOCK_ENABLE 22
91#define PLLE_MISC_LOCK_ENABLE 9
92#define PLLRE_MISC_LOCK_ENABLE 30
93#define PLLSS_MISC_LOCK_ENABLE 30
94
95#define PLLXC_SW_MAX_P 6
96
97#define PMC_PLLM_WB0_OVERRIDE 0x1dc
98#define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
99
100#define CCLKG_BURST_POLICY 0x368
101
102#define UTMIP_PLL_CFG2 0x488
103#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xffff) << 6)
104#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
105#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
106#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
107#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
108
109#define UTMIP_PLL_CFG1 0x484
110#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 6)
111#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
112#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
113#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
114#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
115#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
116#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
117
118#define UTMIPLL_HW_PWRDN_CFG0 0x52c
119#define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25)
120#define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24)
121#define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6)
122#define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5)
123#define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4)
124#define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2)
125#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1)
126#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0)
127
128/* Tegra CPU clock and reset control regs */
129#define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470
130
131#ifdef CONFIG_PM_SLEEP
132static struct cpu_clk_suspend_context {
133 u32 clk_csite_src;
134 u32 cclkg_burst;
135 u32 cclkg_divider;
136} tegra124_cpu_clk_sctx;
137#endif
138
139static void __iomem *clk_base;
140static void __iomem *pmc_base;
141
142static unsigned long osc_freq;
143static unsigned long pll_ref_freq;
144
145static DEFINE_SPINLOCK(pll_d_lock);
146static DEFINE_SPINLOCK(pll_e_lock);
147static DEFINE_SPINLOCK(pll_re_lock);
148static DEFINE_SPINLOCK(pll_u_lock);
149static DEFINE_SPINLOCK(emc_lock);
150
151/* possible OSC frequencies in Hz */
152static unsigned long tegra124_input_freq[] = {
153 [ 0] = 13000000,
154 [ 1] = 16800000,
155 [ 4] = 19200000,
156 [ 5] = 38400000,
157 [ 8] = 12000000,
158 [ 9] = 48000000,
159 [12] = 26000000,
160};
161
162static struct div_nmp pllxc_nmp = {
163 .divm_shift = 0,
164 .divm_width = 8,
165 .divn_shift = 8,
166 .divn_width = 8,
167 .divp_shift = 20,
168 .divp_width = 4,
169};
170
171static const struct pdiv_map pllxc_p[] = {
172 { .pdiv = 1, .hw_val = 0 },
173 { .pdiv = 2, .hw_val = 1 },
174 { .pdiv = 3, .hw_val = 2 },
175 { .pdiv = 4, .hw_val = 3 },
176 { .pdiv = 5, .hw_val = 4 },
177 { .pdiv = 6, .hw_val = 5 },
178 { .pdiv = 8, .hw_val = 6 },
179 { .pdiv = 10, .hw_val = 7 },
180 { .pdiv = 12, .hw_val = 8 },
181 { .pdiv = 16, .hw_val = 9 },
182 { .pdiv = 12, .hw_val = 10 },
183 { .pdiv = 16, .hw_val = 11 },
184 { .pdiv = 20, .hw_val = 12 },
185 { .pdiv = 24, .hw_val = 13 },
186 { .pdiv = 32, .hw_val = 14 },
187 { .pdiv = 0, .hw_val = 0 },
188};
189
190static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
191 /* 1 GHz */
192 { 12000000, 1000000000, 83, 1, 1, 0 }, /* actual: 996.0 MHz */
193 { 13000000, 1000000000, 76, 1, 1, 0 }, /* actual: 988.0 MHz */
194 { 16800000, 1000000000, 59, 1, 1, 0 }, /* actual: 991.2 MHz */
195 { 19200000, 1000000000, 52, 1, 1, 0 }, /* actual: 998.4 MHz */
196 { 26000000, 1000000000, 76, 2, 1, 0 }, /* actual: 988.0 MHz */
197 { 0, 0, 0, 0, 0, 0 },
198};
199
200static struct tegra_clk_pll_params pll_x_params = {
201 .input_min = 12000000,
202 .input_max = 800000000,
203 .cf_min = 12000000,
204 .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
205 .vco_min = 700000000,
206 .vco_max = 3000000000UL,
207 .base_reg = PLLX_BASE,
208 .misc_reg = PLLX_MISC,
209 .lock_mask = PLL_BASE_LOCK,
210 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
211 .lock_delay = 300,
212 .iddq_reg = PLLX_MISC3,
213 .iddq_bit_idx = 3,
214 .max_p = 6,
215 .dyn_ramp_reg = PLLX_MISC2,
216 .stepa_shift = 16,
217 .stepb_shift = 24,
218 .pdiv_tohw = pllxc_p,
219 .div_nmp = &pllxc_nmp,
220 .freq_table = pll_x_freq_table,
221 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
222};
223
224static struct tegra_clk_pll_freq_table pll_c_freq_table[] = {
225 { 12000000, 624000000, 104, 1, 2, 0 },
226 { 12000000, 600000000, 100, 1, 2, 0 },
227 { 13000000, 600000000, 92, 1, 2, 0 }, /* actual: 598.0 MHz */
228 { 16800000, 600000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
229 { 19200000, 600000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
230 { 26000000, 600000000, 92, 2, 2, 0 }, /* actual: 598.0 MHz */
231 { 0, 0, 0, 0, 0, 0 },
232};
233
234static struct tegra_clk_pll_params pll_c_params = {
235 .input_min = 12000000,
236 .input_max = 800000000,
237 .cf_min = 12000000,
238 .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
239 .vco_min = 600000000,
240 .vco_max = 1400000000,
241 .base_reg = PLLC_BASE,
242 .misc_reg = PLLC_MISC,
243 .lock_mask = PLL_BASE_LOCK,
244 .lock_enable_bit_idx = PLLC_MISC_LOCK_ENABLE,
245 .lock_delay = 300,
246 .iddq_reg = PLLC_MISC,
247 .iddq_bit_idx = PLLC_IDDQ_BIT,
248 .max_p = PLLXC_SW_MAX_P,
249 .dyn_ramp_reg = PLLC_MISC2,
250 .stepa_shift = 17,
251 .stepb_shift = 9,
252 .pdiv_tohw = pllxc_p,
253 .div_nmp = &pllxc_nmp,
254 .freq_table = pll_c_freq_table,
255 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
256};
257
258static struct div_nmp pllcx_nmp = {
259 .divm_shift = 0,
260 .divm_width = 2,
261 .divn_shift = 8,
262 .divn_width = 8,
263 .divp_shift = 20,
264 .divp_width = 3,
265};
266
267static const struct pdiv_map pllc_p[] = {
268 { .pdiv = 1, .hw_val = 0 },
269 { .pdiv = 2, .hw_val = 1 },
270 { .pdiv = 3, .hw_val = 2 },
271 { .pdiv = 4, .hw_val = 3 },
272 { .pdiv = 6, .hw_val = 4 },
273 { .pdiv = 8, .hw_val = 5 },
274 { .pdiv = 12, .hw_val = 6 },
275 { .pdiv = 16, .hw_val = 7 },
276 { .pdiv = 0, .hw_val = 0 },
277};
278
279static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
280 { 12000000, 600000000, 100, 1, 2, 0 },
281 { 13000000, 600000000, 92, 1, 2, 0 }, /* actual: 598.0 MHz */
282 { 16800000, 600000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
283 { 19200000, 600000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
284 { 26000000, 600000000, 92, 2, 2, 0 }, /* actual: 598.0 MHz */
285 { 0, 0, 0, 0, 0, 0 },
286};
287
288static struct tegra_clk_pll_params pll_c2_params = {
289 .input_min = 12000000,
290 .input_max = 48000000,
291 .cf_min = 12000000,
292 .cf_max = 19200000,
293 .vco_min = 600000000,
294 .vco_max = 1200000000,
295 .base_reg = PLLC2_BASE,
296 .misc_reg = PLLC2_MISC,
297 .lock_mask = PLL_BASE_LOCK,
298 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
299 .lock_delay = 300,
300 .pdiv_tohw = pllc_p,
301 .div_nmp = &pllcx_nmp,
302 .max_p = 7,
303 .ext_misc_reg[0] = 0x4f0,
304 .ext_misc_reg[1] = 0x4f4,
305 .ext_misc_reg[2] = 0x4f8,
306 .freq_table = pll_cx_freq_table,
307 .flags = TEGRA_PLL_USE_LOCK,
308};
309
310static struct tegra_clk_pll_params pll_c3_params = {
311 .input_min = 12000000,
312 .input_max = 48000000,
313 .cf_min = 12000000,
314 .cf_max = 19200000,
315 .vco_min = 600000000,
316 .vco_max = 1200000000,
317 .base_reg = PLLC3_BASE,
318 .misc_reg = PLLC3_MISC,
319 .lock_mask = PLL_BASE_LOCK,
320 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
321 .lock_delay = 300,
322 .pdiv_tohw = pllc_p,
323 .div_nmp = &pllcx_nmp,
324 .max_p = 7,
325 .ext_misc_reg[0] = 0x504,
326 .ext_misc_reg[1] = 0x508,
327 .ext_misc_reg[2] = 0x50c,
328 .freq_table = pll_cx_freq_table,
329 .flags = TEGRA_PLL_USE_LOCK,
330};
331
332static struct div_nmp pllss_nmp = {
333 .divm_shift = 0,
334 .divm_width = 8,
335 .divn_shift = 8,
336 .divn_width = 8,
337 .divp_shift = 20,
338 .divp_width = 4,
339};
340
341static const struct pdiv_map pll12g_ssd_esd_p[] = {
342 { .pdiv = 1, .hw_val = 0 },
343 { .pdiv = 2, .hw_val = 1 },
344 { .pdiv = 3, .hw_val = 2 },
345 { .pdiv = 4, .hw_val = 3 },
346 { .pdiv = 5, .hw_val = 4 },
347 { .pdiv = 6, .hw_val = 5 },
348 { .pdiv = 8, .hw_val = 6 },
349 { .pdiv = 10, .hw_val = 7 },
350 { .pdiv = 12, .hw_val = 8 },
351 { .pdiv = 16, .hw_val = 9 },
352 { .pdiv = 12, .hw_val = 10 },
353 { .pdiv = 16, .hw_val = 11 },
354 { .pdiv = 20, .hw_val = 12 },
355 { .pdiv = 24, .hw_val = 13 },
356 { .pdiv = 32, .hw_val = 14 },
357 { .pdiv = 0, .hw_val = 0 },
358};
359
360static struct tegra_clk_pll_freq_table pll_c4_freq_table[] = {
361 { 12000000, 600000000, 100, 1, 2, 0 },
362 { 13000000, 600000000, 92, 1, 2, 0 }, /* actual: 598.0 MHz */
363 { 16800000, 600000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
364 { 19200000, 600000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
365 { 26000000, 600000000, 92, 2, 2, 0 }, /* actual: 598.0 MHz */
366 { 0, 0, 0, 0, 0, 0 },
367};
368
369static struct tegra_clk_pll_params pll_c4_params = {
370 .input_min = 12000000,
371 .input_max = 1000000000,
372 .cf_min = 12000000,
373 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
374 .vco_min = 600000000,
375 .vco_max = 1200000000,
376 .base_reg = PLLC4_BASE,
377 .misc_reg = PLLC4_MISC,
378 .lock_mask = PLL_BASE_LOCK,
379 .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
380 .lock_delay = 300,
381 .iddq_reg = PLLC4_BASE,
382 .iddq_bit_idx = PLLSS_IDDQ_BIT,
383 .pdiv_tohw = pll12g_ssd_esd_p,
384 .div_nmp = &pllss_nmp,
385 .ext_misc_reg[0] = 0x5ac,
386 .ext_misc_reg[1] = 0x5b0,
387 .ext_misc_reg[2] = 0x5b4,
388 .freq_table = pll_c4_freq_table,
389 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
390};
391
392static const struct pdiv_map pllm_p[] = {
393 { .pdiv = 1, .hw_val = 0 },
394 { .pdiv = 2, .hw_val = 1 },
395 { .pdiv = 3, .hw_val = 2 },
396 { .pdiv = 4, .hw_val = 3 },
397 { .pdiv = 5, .hw_val = 4 },
398 { .pdiv = 6, .hw_val = 5 },
399 { .pdiv = 8, .hw_val = 6 },
400 { .pdiv = 10, .hw_val = 7 },
401 { .pdiv = 12, .hw_val = 8 },
402 { .pdiv = 16, .hw_val = 9 },
403 { .pdiv = 12, .hw_val = 10 },
404 { .pdiv = 16, .hw_val = 11 },
405 { .pdiv = 20, .hw_val = 12 },
406 { .pdiv = 24, .hw_val = 13 },
407 { .pdiv = 32, .hw_val = 14 },
408 { .pdiv = 0, .hw_val = 0 },
409};
410
411static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
412 { 12000000, 800000000, 66, 1, 1, 0 }, /* actual: 792.0 MHz */
413 { 13000000, 800000000, 61, 1, 1, 0 }, /* actual: 793.0 MHz */
414 { 16800000, 800000000, 47, 1, 1, 0 }, /* actual: 789.6 MHz */
415 { 19200000, 800000000, 41, 1, 1, 0 }, /* actual: 787.2 MHz */
416 { 26000000, 800000000, 61, 2, 1, 0 }, /* actual: 793.0 MHz */
417 { 0, 0, 0, 0, 0, 0},
418};
419
420static struct div_nmp pllm_nmp = {
421 .divm_shift = 0,
422 .divm_width = 8,
423 .override_divm_shift = 0,
424 .divn_shift = 8,
425 .divn_width = 8,
426 .override_divn_shift = 8,
427 .divp_shift = 20,
428 .divp_width = 1,
429 .override_divp_shift = 27,
430};
431
432static struct tegra_clk_pll_params pll_m_params = {
433 .input_min = 12000000,
434 .input_max = 500000000,
435 .cf_min = 12000000,
436 .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
437 .vco_min = 400000000,
438 .vco_max = 1066000000,
439 .base_reg = PLLM_BASE,
440 .misc_reg = PLLM_MISC,
441 .lock_mask = PLL_BASE_LOCK,
442 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
443 .lock_delay = 300,
444 .max_p = 5,
445 .pdiv_tohw = pllm_p,
446 .div_nmp = &pllm_nmp,
447 .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
448 .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
449 .freq_table = pll_m_freq_table,
450 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
451};
452
453static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
454 /* PLLE special case: use cpcon field to store cml divider value */
455 { 336000000, 100000000, 100, 21, 16, 11 },
456 { 312000000, 100000000, 200, 26, 24, 13 },
457 { 13000000, 100000000, 200, 1, 26, 13 },
458 { 12000000, 100000000, 200, 1, 24, 13 },
459 { 0, 0, 0, 0, 0, 0 },
460};
461
462static const struct pdiv_map plle_p[] = {
463 { .pdiv = 1, .hw_val = 0 },
464 { .pdiv = 2, .hw_val = 1 },
465 { .pdiv = 3, .hw_val = 2 },
466 { .pdiv = 4, .hw_val = 3 },
467 { .pdiv = 5, .hw_val = 4 },
468 { .pdiv = 6, .hw_val = 5 },
469 { .pdiv = 8, .hw_val = 6 },
470 { .pdiv = 10, .hw_val = 7 },
471 { .pdiv = 12, .hw_val = 8 },
472 { .pdiv = 16, .hw_val = 9 },
473 { .pdiv = 12, .hw_val = 10 },
474 { .pdiv = 16, .hw_val = 11 },
475 { .pdiv = 20, .hw_val = 12 },
476 { .pdiv = 24, .hw_val = 13 },
477 { .pdiv = 32, .hw_val = 14 },
478 { .pdiv = 1, .hw_val = 0 },
479};
480
481static struct div_nmp plle_nmp = {
482 .divm_shift = 0,
483 .divm_width = 8,
484 .divn_shift = 8,
485 .divn_width = 8,
486 .divp_shift = 24,
487 .divp_width = 4,
488};
489
490static struct tegra_clk_pll_params pll_e_params = {
491 .input_min = 12000000,
492 .input_max = 1000000000,
493 .cf_min = 12000000,
494 .cf_max = 75000000,
495 .vco_min = 1600000000,
496 .vco_max = 2400000000U,
497 .base_reg = PLLE_BASE,
498 .misc_reg = PLLE_MISC,
499 .aux_reg = PLLE_AUX,
500 .lock_mask = PLLE_MISC_LOCK,
501 .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
502 .lock_delay = 300,
503 .pdiv_tohw = plle_p,
504 .div_nmp = &plle_nmp,
505 .freq_table = pll_e_freq_table,
506 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_HAS_LOCK_ENABLE,
507 .fixed_rate = 100000000,
508};
509
510static const struct clk_div_table pll_re_div_table[] = {
511 { .val = 0, .div = 1 },
512 { .val = 1, .div = 2 },
513 { .val = 2, .div = 3 },
514 { .val = 3, .div = 4 },
515 { .val = 4, .div = 5 },
516 { .val = 5, .div = 6 },
517 { .val = 0, .div = 0 },
518};
519
520static struct div_nmp pllre_nmp = {
521 .divm_shift = 0,
522 .divm_width = 8,
523 .divn_shift = 8,
524 .divn_width = 8,
525 .divp_shift = 16,
526 .divp_width = 4,
527};
528
529static struct tegra_clk_pll_params pll_re_vco_params = {
530 .input_min = 12000000,
531 .input_max = 1000000000,
532 .cf_min = 12000000,
533 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
534 .vco_min = 300000000,
535 .vco_max = 600000000,
536 .base_reg = PLLRE_BASE,
537 .misc_reg = PLLRE_MISC,
538 .lock_mask = PLLRE_MISC_LOCK,
539 .lock_enable_bit_idx = PLLRE_MISC_LOCK_ENABLE,
540 .lock_delay = 300,
541 .iddq_reg = PLLRE_MISC,
542 .iddq_bit_idx = PLLRE_IDDQ_BIT,
543 .div_nmp = &pllre_nmp,
544 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE |
545 TEGRA_PLL_LOCK_MISC,
546};
547
548static struct div_nmp pllp_nmp = {
549 .divm_shift = 0,
550 .divm_width = 5,
551 .divn_shift = 8,
552 .divn_width = 10,
553 .divp_shift = 20,
554 .divp_width = 3,
555};
556
557static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
558 { 12000000, 408000000, 408, 12, 1, 8 },
559 { 13000000, 408000000, 408, 13, 1, 8 },
560 { 16800000, 408000000, 340, 14, 1, 8 },
561 { 19200000, 408000000, 340, 16, 1, 8 },
562 { 26000000, 408000000, 408, 26, 1, 8 },
563 { 0, 0, 0, 0, 0, 0 },
564};
565
566static struct tegra_clk_pll_params pll_p_params = {
567 .input_min = 2000000,
568 .input_max = 31000000,
569 .cf_min = 1000000,
570 .cf_max = 6000000,
571 .vco_min = 200000000,
572 .vco_max = 700000000,
573 .base_reg = PLLP_BASE,
574 .misc_reg = PLLP_MISC,
575 .lock_mask = PLL_BASE_LOCK,
576 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
577 .lock_delay = 300,
578 .div_nmp = &pllp_nmp,
579 .freq_table = pll_p_freq_table,
580 .fixed_rate = 408000000,
581 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK |
582 TEGRA_PLL_HAS_LOCK_ENABLE,
583};
584
585static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
586 { 9600000, 282240000, 147, 5, 1, 4 },
587 { 9600000, 368640000, 192, 5, 1, 4 },
588 { 9600000, 240000000, 200, 8, 1, 8 },
589 { 28800000, 282240000, 245, 25, 1, 8 },
590 { 28800000, 368640000, 320, 25, 1, 8 },
591 { 28800000, 240000000, 200, 24, 1, 8 },
592 { 0, 0, 0, 0, 0, 0 },
593};
594
595static struct tegra_clk_pll_params pll_a_params = {
596 .input_min = 2000000,
597 .input_max = 31000000,
598 .cf_min = 1000000,
599 .cf_max = 6000000,
600 .vco_min = 200000000,
601 .vco_max = 700000000,
602 .base_reg = PLLA_BASE,
603 .misc_reg = PLLA_MISC,
604 .lock_mask = PLL_BASE_LOCK,
605 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
606 .lock_delay = 300,
607 .div_nmp = &pllp_nmp,
608 .freq_table = pll_a_freq_table,
609 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK |
610 TEGRA_PLL_HAS_LOCK_ENABLE,
611};
612
613static struct div_nmp plld_nmp = {
614 .divm_shift = 0,
615 .divm_width = 5,
616 .divn_shift = 8,
617 .divn_width = 11,
618 .divp_shift = 20,
619 .divp_width = 3,
620};
621
622static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
623 { 12000000, 216000000, 864, 12, 4, 12 },
624 { 13000000, 216000000, 864, 13, 4, 12 },
625 { 16800000, 216000000, 720, 14, 4, 12 },
626 { 19200000, 216000000, 720, 16, 4, 12 },
627 { 26000000, 216000000, 864, 26, 4, 12 },
628 { 12000000, 594000000, 594, 12, 1, 12 },
629 { 13000000, 594000000, 594, 13, 1, 12 },
630 { 16800000, 594000000, 495, 14, 1, 12 },
631 { 19200000, 594000000, 495, 16, 1, 12 },
632 { 26000000, 594000000, 594, 26, 1, 12 },
633 { 12000000, 1000000000, 1000, 12, 1, 12 },
634 { 13000000, 1000000000, 1000, 13, 1, 12 },
635 { 19200000, 1000000000, 625, 12, 1, 12 },
636 { 26000000, 1000000000, 1000, 26, 1, 12 },
637 { 0, 0, 0, 0, 0, 0 },
638};
639
640static struct tegra_clk_pll_params pll_d_params = {
641 .input_min = 2000000,
642 .input_max = 40000000,
643 .cf_min = 1000000,
644 .cf_max = 6000000,
645 .vco_min = 500000000,
646 .vco_max = 1000000000,
647 .base_reg = PLLD_BASE,
648 .misc_reg = PLLD_MISC,
649 .lock_mask = PLL_BASE_LOCK,
650 .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
651 .lock_delay = 1000,
652 .div_nmp = &plld_nmp,
653 .freq_table = pll_d_freq_table,
654 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
655 TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
656};
657
658static struct tegra_clk_pll_freq_table tegra124_pll_d2_freq_table[] = {
659 { 12000000, 594000000, 99, 1, 2, 0 },
660 { 13000000, 594000000, 91, 1, 2, 0 }, /* actual: 591.5 MHz */
661 { 16800000, 594000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
662 { 19200000, 594000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
663 { 26000000, 594000000, 91, 2, 2, 0 }, /* actual: 591.5 MHz */
664 { 0, 0, 0, 0, 0, 0 },
665};
666
667static struct tegra_clk_pll_params tegra124_pll_d2_params = {
668 .input_min = 12000000,
669 .input_max = 1000000000,
670 .cf_min = 12000000,
671 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
672 .vco_min = 600000000,
673 .vco_max = 1200000000,
674 .base_reg = PLLD2_BASE,
675 .misc_reg = PLLD2_MISC,
676 .lock_mask = PLL_BASE_LOCK,
677 .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
678 .lock_delay = 300,
679 .iddq_reg = PLLD2_BASE,
680 .iddq_bit_idx = PLLSS_IDDQ_BIT,
681 .pdiv_tohw = pll12g_ssd_esd_p,
682 .div_nmp = &pllss_nmp,
683 .ext_misc_reg[0] = 0x570,
684 .ext_misc_reg[1] = 0x574,
685 .ext_misc_reg[2] = 0x578,
686 .max_p = 15,
687 .freq_table = tegra124_pll_d2_freq_table,
688 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
689};
690
691static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
692 { 12000000, 600000000, 100, 1, 2, 0 },
693 { 13000000, 600000000, 92, 1, 2, 0 }, /* actual: 598.0 MHz */
694 { 16800000, 600000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
695 { 19200000, 600000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
696 { 26000000, 600000000, 92, 2, 2, 0 }, /* actual: 598.0 MHz */
697 { 0, 0, 0, 0, 0, 0 },
698};
699
700static struct tegra_clk_pll_params pll_dp_params = {
701 .input_min = 12000000,
702 .input_max = 1000000000,
703 .cf_min = 12000000,
704 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
705 .vco_min = 600000000,
706 .vco_max = 1200000000,
707 .base_reg = PLLDP_BASE,
708 .misc_reg = PLLDP_MISC,
709 .lock_mask = PLL_BASE_LOCK,
710 .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
711 .lock_delay = 300,
712 .iddq_reg = PLLDP_BASE,
713 .iddq_bit_idx = PLLSS_IDDQ_BIT,
714 .pdiv_tohw = pll12g_ssd_esd_p,
715 .div_nmp = &pllss_nmp,
716 .ext_misc_reg[0] = 0x598,
717 .ext_misc_reg[1] = 0x59c,
718 .ext_misc_reg[2] = 0x5a0,
719 .max_p = 5,
720 .freq_table = pll_dp_freq_table,
721 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
722};
723
724static const struct pdiv_map pllu_p[] = {
725 { .pdiv = 1, .hw_val = 1 },
726 { .pdiv = 2, .hw_val = 0 },
727 { .pdiv = 0, .hw_val = 0 },
728};
729
730static struct div_nmp pllu_nmp = {
731 .divm_shift = 0,
732 .divm_width = 5,
733 .divn_shift = 8,
734 .divn_width = 10,
735 .divp_shift = 20,
736 .divp_width = 1,
737};
738
739static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
740 { 12000000, 480000000, 960, 12, 2, 12 },
741 { 13000000, 480000000, 960, 13, 2, 12 },
742 { 16800000, 480000000, 400, 7, 2, 5 },
743 { 19200000, 480000000, 200, 4, 2, 3 },
744 { 26000000, 480000000, 960, 26, 2, 12 },
745 { 0, 0, 0, 0, 0, 0 },
746};
747
748static struct tegra_clk_pll_params pll_u_params = {
749 .input_min = 2000000,
750 .input_max = 40000000,
751 .cf_min = 1000000,
752 .cf_max = 6000000,
753 .vco_min = 480000000,
754 .vco_max = 960000000,
755 .base_reg = PLLU_BASE,
756 .misc_reg = PLLU_MISC,
757 .lock_mask = PLL_BASE_LOCK,
758 .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
759 .lock_delay = 1000,
760 .pdiv_tohw = pllu_p,
761 .div_nmp = &pllu_nmp,
762 .freq_table = pll_u_freq_table,
763 .flags = TEGRA_PLLU | TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
764 TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
765};
766
767struct utmi_clk_param {
768 /* Oscillator Frequency in KHz */
769 u32 osc_frequency;
770 /* UTMIP PLL Enable Delay Count */
771 u8 enable_delay_count;
772 /* UTMIP PLL Stable count */
773 u8 stable_count;
774 /* UTMIP PLL Active delay count */
775 u8 active_delay_count;
776 /* UTMIP PLL Xtal frequency count */
777 u8 xtal_freq_count;
778};
779
780static const struct utmi_clk_param utmi_parameters[] = {
781 {
782 .osc_frequency = 13000000, .enable_delay_count = 0x02,
783 .stable_count = 0x33, .active_delay_count = 0x05,
784 .xtal_freq_count = 0x7f
785 }, {
786 .osc_frequency = 19200000, .enable_delay_count = 0x03,
787 .stable_count = 0x4b, .active_delay_count = 0x06,
788 .xtal_freq_count = 0xbb
789 }, {
790 .osc_frequency = 12000000, .enable_delay_count = 0x02,
791 .stable_count = 0x2f, .active_delay_count = 0x04,
792 .xtal_freq_count = 0x76
793 }, {
794 .osc_frequency = 26000000, .enable_delay_count = 0x04,
795 .stable_count = 0x66, .active_delay_count = 0x09,
796 .xtal_freq_count = 0xfe
797 }, {
798 .osc_frequency = 16800000, .enable_delay_count = 0x03,
799 .stable_count = 0x41, .active_delay_count = 0x0a,
800 .xtal_freq_count = 0xa4
801 },
802};
803
804static struct tegra_clk tegra124_clks[tegra_clk_max] __initdata = {
805 [tegra_clk_ispb] = { .dt_id = TEGRA124_CLK_ISPB, .present = true },
806 [tegra_clk_rtc] = { .dt_id = TEGRA124_CLK_RTC, .present = true },
807 [tegra_clk_timer] = { .dt_id = TEGRA124_CLK_TIMER, .present = true },
808 [tegra_clk_uarta] = { .dt_id = TEGRA124_CLK_UARTA, .present = true },
809 [tegra_clk_sdmmc2_8] = { .dt_id = TEGRA124_CLK_SDMMC2, .present = true },
810 [tegra_clk_i2s1] = { .dt_id = TEGRA124_CLK_I2S1, .present = true },
811 [tegra_clk_i2c1] = { .dt_id = TEGRA124_CLK_I2C1, .present = true },
812 [tegra_clk_sdmmc1_8] = { .dt_id = TEGRA124_CLK_SDMMC1, .present = true },
813 [tegra_clk_sdmmc4_8] = { .dt_id = TEGRA124_CLK_SDMMC4, .present = true },
814 [tegra_clk_pwm] = { .dt_id = TEGRA124_CLK_PWM, .present = true },
815 [tegra_clk_i2s2] = { .dt_id = TEGRA124_CLK_I2S2, .present = true },
816 [tegra_clk_usbd] = { .dt_id = TEGRA124_CLK_USBD, .present = true },
817 [tegra_clk_isp_8] = { .dt_id = TEGRA124_CLK_ISP, .present = true },
818 [tegra_clk_disp2] = { .dt_id = TEGRA124_CLK_DISP2, .present = true },
819 [tegra_clk_disp1] = { .dt_id = TEGRA124_CLK_DISP1, .present = true },
820 [tegra_clk_host1x_8] = { .dt_id = TEGRA124_CLK_HOST1X, .present = true },
821 [tegra_clk_vcp] = { .dt_id = TEGRA124_CLK_VCP, .present = true },
822 [tegra_clk_i2s0] = { .dt_id = TEGRA124_CLK_I2S0, .present = true },
823 [tegra_clk_apbdma] = { .dt_id = TEGRA124_CLK_APBDMA, .present = true },
824 [tegra_clk_kbc] = { .dt_id = TEGRA124_CLK_KBC, .present = true },
825 [tegra_clk_kfuse] = { .dt_id = TEGRA124_CLK_KFUSE, .present = true },
826 [tegra_clk_sbc1] = { .dt_id = TEGRA124_CLK_SBC1, .present = true },
827 [tegra_clk_nor] = { .dt_id = TEGRA124_CLK_NOR, .present = true },
828 [tegra_clk_sbc2] = { .dt_id = TEGRA124_CLK_SBC2, .present = true },
829 [tegra_clk_sbc3] = { .dt_id = TEGRA124_CLK_SBC3, .present = true },
830 [tegra_clk_i2c5] = { .dt_id = TEGRA124_CLK_I2C5, .present = true },
831 [tegra_clk_mipi] = { .dt_id = TEGRA124_CLK_MIPI, .present = true },
832 [tegra_clk_hdmi] = { .dt_id = TEGRA124_CLK_HDMI, .present = true },
833 [tegra_clk_csi] = { .dt_id = TEGRA124_CLK_CSI, .present = true },
834 [tegra_clk_i2c2] = { .dt_id = TEGRA124_CLK_I2C2, .present = true },
835 [tegra_clk_uartc] = { .dt_id = TEGRA124_CLK_UARTC, .present = true },
836 [tegra_clk_mipi_cal] = { .dt_id = TEGRA124_CLK_MIPI_CAL, .present = true },
837 [tegra_clk_usb2] = { .dt_id = TEGRA124_CLK_USB2, .present = true },
838 [tegra_clk_usb3] = { .dt_id = TEGRA124_CLK_USB3, .present = true },
839 [tegra_clk_vde_8] = { .dt_id = TEGRA124_CLK_VDE, .present = true },
840 [tegra_clk_bsea] = { .dt_id = TEGRA124_CLK_BSEA, .present = true },
841 [tegra_clk_bsev] = { .dt_id = TEGRA124_CLK_BSEV, .present = true },
842 [tegra_clk_uartd] = { .dt_id = TEGRA124_CLK_UARTD, .present = true },
843 [tegra_clk_i2c3] = { .dt_id = TEGRA124_CLK_I2C3, .present = true },
844 [tegra_clk_sbc4] = { .dt_id = TEGRA124_CLK_SBC4, .present = true },
845 [tegra_clk_sdmmc3_8] = { .dt_id = TEGRA124_CLK_SDMMC3, .present = true },
846 [tegra_clk_pcie] = { .dt_id = TEGRA124_CLK_PCIE, .present = true },
847 [tegra_clk_owr] = { .dt_id = TEGRA124_CLK_OWR, .present = true },
848 [tegra_clk_afi] = { .dt_id = TEGRA124_CLK_AFI, .present = true },
849 [tegra_clk_csite] = { .dt_id = TEGRA124_CLK_CSITE, .present = true },
850 [tegra_clk_la] = { .dt_id = TEGRA124_CLK_LA, .present = true },
851 [tegra_clk_trace] = { .dt_id = TEGRA124_CLK_TRACE, .present = true },
852 [tegra_clk_soc_therm] = { .dt_id = TEGRA124_CLK_SOC_THERM, .present = true },
853 [tegra_clk_dtv] = { .dt_id = TEGRA124_CLK_DTV, .present = true },
854 [tegra_clk_i2cslow] = { .dt_id = TEGRA124_CLK_I2CSLOW, .present = true },
855 [tegra_clk_tsec] = { .dt_id = TEGRA124_CLK_TSEC, .present = true },
856 [tegra_clk_xusb_host] = { .dt_id = TEGRA124_CLK_XUSB_HOST, .present = true },
857 [tegra_clk_msenc] = { .dt_id = TEGRA124_CLK_MSENC, .present = true },
858 [tegra_clk_csus] = { .dt_id = TEGRA124_CLK_CSUS, .present = true },
859 [tegra_clk_mselect] = { .dt_id = TEGRA124_CLK_MSELECT, .present = true },
860 [tegra_clk_tsensor] = { .dt_id = TEGRA124_CLK_TSENSOR, .present = true },
861 [tegra_clk_i2s3] = { .dt_id = TEGRA124_CLK_I2S3, .present = true },
862 [tegra_clk_i2s4] = { .dt_id = TEGRA124_CLK_I2S4, .present = true },
863 [tegra_clk_i2c4] = { .dt_id = TEGRA124_CLK_I2C4, .present = true },
864 [tegra_clk_sbc5] = { .dt_id = TEGRA124_CLK_SBC5, .present = true },
865 [tegra_clk_sbc6] = { .dt_id = TEGRA124_CLK_SBC6, .present = true },
866 [tegra_clk_d_audio] = { .dt_id = TEGRA124_CLK_D_AUDIO, .present = true },
867 [tegra_clk_apbif] = { .dt_id = TEGRA124_CLK_APBIF, .present = true },
868 [tegra_clk_dam0] = { .dt_id = TEGRA124_CLK_DAM0, .present = true },
869 [tegra_clk_dam1] = { .dt_id = TEGRA124_CLK_DAM1, .present = true },
870 [tegra_clk_dam2] = { .dt_id = TEGRA124_CLK_DAM2, .present = true },
871 [tegra_clk_hda2codec_2x] = { .dt_id = TEGRA124_CLK_HDA2CODEC_2X, .present = true },
872 [tegra_clk_audio0_2x] = { .dt_id = TEGRA124_CLK_AUDIO0_2X, .present = true },
873 [tegra_clk_audio1_2x] = { .dt_id = TEGRA124_CLK_AUDIO1_2X, .present = true },
874 [tegra_clk_audio2_2x] = { .dt_id = TEGRA124_CLK_AUDIO2_2X, .present = true },
875 [tegra_clk_audio3_2x] = { .dt_id = TEGRA124_CLK_AUDIO3_2X, .present = true },
876 [tegra_clk_audio4_2x] = { .dt_id = TEGRA124_CLK_AUDIO4_2X, .present = true },
877 [tegra_clk_spdif_2x] = { .dt_id = TEGRA124_CLK_SPDIF_2X, .present = true },
878 [tegra_clk_actmon] = { .dt_id = TEGRA124_CLK_ACTMON, .present = true },
879 [tegra_clk_extern1] = { .dt_id = TEGRA124_CLK_EXTERN1, .present = true },
880 [tegra_clk_extern2] = { .dt_id = TEGRA124_CLK_EXTERN2, .present = true },
881 [tegra_clk_extern3] = { .dt_id = TEGRA124_CLK_EXTERN3, .present = true },
882 [tegra_clk_sata_oob] = { .dt_id = TEGRA124_CLK_SATA_OOB, .present = true },
883 [tegra_clk_sata] = { .dt_id = TEGRA124_CLK_SATA, .present = true },
884 [tegra_clk_hda] = { .dt_id = TEGRA124_CLK_HDA, .present = true },
885 [tegra_clk_se] = { .dt_id = TEGRA124_CLK_SE, .present = true },
886 [tegra_clk_hda2hdmi] = { .dt_id = TEGRA124_CLK_HDA2HDMI, .present = true },
887 [tegra_clk_sata_cold] = { .dt_id = TEGRA124_CLK_SATA_COLD, .present = true },
888 [tegra_clk_cilab] = { .dt_id = TEGRA124_CLK_CILAB, .present = true },
889 [tegra_clk_cilcd] = { .dt_id = TEGRA124_CLK_CILCD, .present = true },
890 [tegra_clk_cile] = { .dt_id = TEGRA124_CLK_CILE, .present = true },
891 [tegra_clk_dsialp] = { .dt_id = TEGRA124_CLK_DSIALP, .present = true },
892 [tegra_clk_dsiblp] = { .dt_id = TEGRA124_CLK_DSIBLP, .present = true },
893 [tegra_clk_entropy] = { .dt_id = TEGRA124_CLK_ENTROPY, .present = true },
894 [tegra_clk_dds] = { .dt_id = TEGRA124_CLK_DDS, .present = true },
895 [tegra_clk_dp2] = { .dt_id = TEGRA124_CLK_DP2, .present = true },
896 [tegra_clk_amx] = { .dt_id = TEGRA124_CLK_AMX, .present = true },
897 [tegra_clk_adx] = { .dt_id = TEGRA124_CLK_ADX, .present = true },
898 [tegra_clk_xusb_ss] = { .dt_id = TEGRA124_CLK_XUSB_SS, .present = true },
899 [tegra_clk_i2c6] = { .dt_id = TEGRA124_CLK_I2C6, .present = true },
900 [tegra_clk_vim2_clk] = { .dt_id = TEGRA124_CLK_VIM2_CLK, .present = true },
901 [tegra_clk_hdmi_audio] = { .dt_id = TEGRA124_CLK_HDMI_AUDIO, .present = true },
902 [tegra_clk_clk72Mhz] = { .dt_id = TEGRA124_CLK_CLK72MHZ, .present = true },
903 [tegra_clk_vic03] = { .dt_id = TEGRA124_CLK_VIC03, .present = true },
904 [tegra_clk_adx1] = { .dt_id = TEGRA124_CLK_ADX1, .present = true },
905 [tegra_clk_dpaux] = { .dt_id = TEGRA124_CLK_DPAUX, .present = true },
906 [tegra_clk_sor0] = { .dt_id = TEGRA124_CLK_SOR0, .present = true },
907 [tegra_clk_sor0_lvds] = { .dt_id = TEGRA124_CLK_SOR0_LVDS, .present = true },
908 [tegra_clk_gpu] = { .dt_id = TEGRA124_CLK_GPU, .present = true },
909 [tegra_clk_amx1] = { .dt_id = TEGRA124_CLK_AMX1, .present = true },
910 [tegra_clk_uartb] = { .dt_id = TEGRA124_CLK_UARTB, .present = true },
911 [tegra_clk_vfir] = { .dt_id = TEGRA124_CLK_VFIR, .present = true },
912 [tegra_clk_spdif_in] = { .dt_id = TEGRA124_CLK_SPDIF_IN, .present = true },
913 [tegra_clk_spdif_out] = { .dt_id = TEGRA124_CLK_SPDIF_OUT, .present = true },
914 [tegra_clk_vi_9] = { .dt_id = TEGRA124_CLK_VI, .present = true },
915 [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA124_CLK_VI_SENSOR, .present = true },
916 [tegra_clk_fuse] = { .dt_id = TEGRA124_CLK_FUSE, .present = true },
917 [tegra_clk_fuse_burn] = { .dt_id = TEGRA124_CLK_FUSE_BURN, .present = true },
918 [tegra_clk_clk_32k] = { .dt_id = TEGRA124_CLK_CLK_32K, .present = true },
919 [tegra_clk_clk_m] = { .dt_id = TEGRA124_CLK_CLK_M, .present = true },
920 [tegra_clk_clk_m_div2] = { .dt_id = TEGRA124_CLK_CLK_M_DIV2, .present = true },
921 [tegra_clk_clk_m_div4] = { .dt_id = TEGRA124_CLK_CLK_M_DIV4, .present = true },
922 [tegra_clk_pll_ref] = { .dt_id = TEGRA124_CLK_PLL_REF, .present = true },
923 [tegra_clk_pll_c] = { .dt_id = TEGRA124_CLK_PLL_C, .present = true },
924 [tegra_clk_pll_c_out1] = { .dt_id = TEGRA124_CLK_PLL_C_OUT1, .present = true },
925 [tegra_clk_pll_c2] = { .dt_id = TEGRA124_CLK_PLL_C2, .present = true },
926 [tegra_clk_pll_c3] = { .dt_id = TEGRA124_CLK_PLL_C3, .present = true },
927 [tegra_clk_pll_m] = { .dt_id = TEGRA124_CLK_PLL_M, .present = true },
928 [tegra_clk_pll_m_out1] = { .dt_id = TEGRA124_CLK_PLL_M_OUT1, .present = true },
929 [tegra_clk_pll_p] = { .dt_id = TEGRA124_CLK_PLL_P, .present = true },
930 [tegra_clk_pll_p_out1] = { .dt_id = TEGRA124_CLK_PLL_P_OUT1, .present = true },
931 [tegra_clk_pll_p_out2] = { .dt_id = TEGRA124_CLK_PLL_P_OUT2, .present = true },
932 [tegra_clk_pll_p_out3] = { .dt_id = TEGRA124_CLK_PLL_P_OUT3, .present = true },
933 [tegra_clk_pll_p_out4] = { .dt_id = TEGRA124_CLK_PLL_P_OUT4, .present = true },
934 [tegra_clk_pll_a] = { .dt_id = TEGRA124_CLK_PLL_A, .present = true },
935 [tegra_clk_pll_a_out0] = { .dt_id = TEGRA124_CLK_PLL_A_OUT0, .present = true },
936 [tegra_clk_pll_d] = { .dt_id = TEGRA124_CLK_PLL_D, .present = true },
937 [tegra_clk_pll_d_out0] = { .dt_id = TEGRA124_CLK_PLL_D_OUT0, .present = true },
938 [tegra_clk_pll_d2] = { .dt_id = TEGRA124_CLK_PLL_D2, .present = true },
939 [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA124_CLK_PLL_D2_OUT0, .present = true },
940 [tegra_clk_pll_u] = { .dt_id = TEGRA124_CLK_PLL_U, .present = true },
941 [tegra_clk_pll_u_480m] = { .dt_id = TEGRA124_CLK_PLL_U_480M, .present = true },
942 [tegra_clk_pll_u_60m] = { .dt_id = TEGRA124_CLK_PLL_U_60M, .present = true },
943 [tegra_clk_pll_u_48m] = { .dt_id = TEGRA124_CLK_PLL_U_48M, .present = true },
944 [tegra_clk_pll_u_12m] = { .dt_id = TEGRA124_CLK_PLL_U_12M, .present = true },
945 [tegra_clk_pll_x] = { .dt_id = TEGRA124_CLK_PLL_X, .present = true },
946 [tegra_clk_pll_x_out0] = { .dt_id = TEGRA124_CLK_PLL_X_OUT0, .present = true },
947 [tegra_clk_pll_re_vco] = { .dt_id = TEGRA124_CLK_PLL_RE_VCO, .present = true },
948 [tegra_clk_pll_re_out] = { .dt_id = TEGRA124_CLK_PLL_RE_OUT, .present = true },
949 [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC, .present = true },
950 [tegra_clk_i2s0_sync] = { .dt_id = TEGRA124_CLK_I2S0_SYNC, .present = true },
951 [tegra_clk_i2s1_sync] = { .dt_id = TEGRA124_CLK_I2S1_SYNC, .present = true },
952 [tegra_clk_i2s2_sync] = { .dt_id = TEGRA124_CLK_I2S2_SYNC, .present = true },
953 [tegra_clk_i2s3_sync] = { .dt_id = TEGRA124_CLK_I2S3_SYNC, .present = true },
954 [tegra_clk_i2s4_sync] = { .dt_id = TEGRA124_CLK_I2S4_SYNC, .present = true },
955 [tegra_clk_vimclk_sync] = { .dt_id = TEGRA124_CLK_VIMCLK_SYNC, .present = true },
956 [tegra_clk_audio0] = { .dt_id = TEGRA124_CLK_AUDIO0, .present = true },
957 [tegra_clk_audio1] = { .dt_id = TEGRA124_CLK_AUDIO1, .present = true },
958 [tegra_clk_audio2] = { .dt_id = TEGRA124_CLK_AUDIO2, .present = true },
959 [tegra_clk_audio3] = { .dt_id = TEGRA124_CLK_AUDIO3, .present = true },
960 [tegra_clk_audio4] = { .dt_id = TEGRA124_CLK_AUDIO4, .present = true },
961 [tegra_clk_spdif] = { .dt_id = TEGRA124_CLK_SPDIF, .present = true },
962 [tegra_clk_clk_out_1] = { .dt_id = TEGRA124_CLK_CLK_OUT_1, .present = true },
963 [tegra_clk_clk_out_2] = { .dt_id = TEGRA124_CLK_CLK_OUT_2, .present = true },
964 [tegra_clk_clk_out_3] = { .dt_id = TEGRA124_CLK_CLK_OUT_3, .present = true },
965 [tegra_clk_blink] = { .dt_id = TEGRA124_CLK_BLINK, .present = true },
966 [tegra_clk_xusb_host_src] = { .dt_id = TEGRA124_CLK_XUSB_HOST_SRC, .present = true },
967 [tegra_clk_xusb_falcon_src] = { .dt_id = TEGRA124_CLK_XUSB_FALCON_SRC, .present = true },
968 [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA124_CLK_XUSB_FS_SRC, .present = true },
969 [tegra_clk_xusb_ss_src] = { .dt_id = TEGRA124_CLK_XUSB_SS_SRC, .present = true },
970 [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA124_CLK_XUSB_SS_DIV2, .present = true },
971 [tegra_clk_xusb_dev_src] = { .dt_id = TEGRA124_CLK_XUSB_DEV_SRC, .present = true },
972 [tegra_clk_xusb_dev] = { .dt_id = TEGRA124_CLK_XUSB_DEV, .present = true },
973 [tegra_clk_xusb_hs_src] = { .dt_id = TEGRA124_CLK_XUSB_HS_SRC, .present = true },
974 [tegra_clk_sclk] = { .dt_id = TEGRA124_CLK_SCLK, .present = true },
975 [tegra_clk_hclk] = { .dt_id = TEGRA124_CLK_HCLK, .present = true },
976 [tegra_clk_pclk] = { .dt_id = TEGRA124_CLK_PCLK, .present = true },
977 [tegra_clk_cclk_g] = { .dt_id = TEGRA124_CLK_CCLK_G, .present = true },
978 [tegra_clk_cclk_lp] = { .dt_id = TEGRA124_CLK_CCLK_LP, .present = true },
979 [tegra_clk_dfll_ref] = { .dt_id = TEGRA124_CLK_DFLL_REF, .present = true },
980 [tegra_clk_dfll_soc] = { .dt_id = TEGRA124_CLK_DFLL_SOC, .present = true },
981 [tegra_clk_vi_sensor2] = { .dt_id = TEGRA124_CLK_VI_SENSOR2, .present = true },
982 [tegra_clk_pll_p_out5] = { .dt_id = TEGRA124_CLK_PLL_P_OUT5, .present = true },
983 [tegra_clk_pll_c4] = { .dt_id = TEGRA124_CLK_PLL_C4, .present = true },
984 [tegra_clk_pll_dp] = { .dt_id = TEGRA124_CLK_PLL_DP, .present = true },
985 [tegra_clk_audio0_mux] = { .dt_id = TEGRA124_CLK_AUDIO0_MUX, .present = true },
986 [tegra_clk_audio1_mux] = { .dt_id = TEGRA124_CLK_AUDIO1_MUX, .present = true },
987 [tegra_clk_audio2_mux] = { .dt_id = TEGRA124_CLK_AUDIO2_MUX, .present = true },
988 [tegra_clk_audio3_mux] = { .dt_id = TEGRA124_CLK_AUDIO3_MUX, .present = true },
989 [tegra_clk_audio4_mux] = { .dt_id = TEGRA124_CLK_AUDIO4_MUX, .present = true },
990 [tegra_clk_spdif_mux] = { .dt_id = TEGRA124_CLK_SPDIF_MUX, .present = true },
991 [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_1_MUX, .present = true },
992 [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_2_MUX, .present = true },
993 [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_3_MUX, .present = true },
994};
995
996static struct tegra_devclk devclks[] __initdata = {
997 { .con_id = "clk_m", .dt_id = TEGRA124_CLK_CLK_M },
998 { .con_id = "pll_ref", .dt_id = TEGRA124_CLK_PLL_REF },
999 { .con_id = "clk_32k", .dt_id = TEGRA124_CLK_CLK_32K },
1000 { .con_id = "clk_m_div2", .dt_id = TEGRA124_CLK_CLK_M_DIV2 },
1001 { .con_id = "clk_m_div4", .dt_id = TEGRA124_CLK_CLK_M_DIV4 },
1002 { .con_id = "pll_c", .dt_id = TEGRA124_CLK_PLL_C },
1003 { .con_id = "pll_c_out1", .dt_id = TEGRA124_CLK_PLL_C_OUT1 },
1004 { .con_id = "pll_c2", .dt_id = TEGRA124_CLK_PLL_C2 },
1005 { .con_id = "pll_c3", .dt_id = TEGRA124_CLK_PLL_C3 },
1006 { .con_id = "pll_p", .dt_id = TEGRA124_CLK_PLL_P },
1007 { .con_id = "pll_p_out1", .dt_id = TEGRA124_CLK_PLL_P_OUT1 },
1008 { .con_id = "pll_p_out2", .dt_id = TEGRA124_CLK_PLL_P_OUT2 },
1009 { .con_id = "pll_p_out3", .dt_id = TEGRA124_CLK_PLL_P_OUT3 },
1010 { .con_id = "pll_p_out4", .dt_id = TEGRA124_CLK_PLL_P_OUT4 },
1011 { .con_id = "pll_m", .dt_id = TEGRA124_CLK_PLL_M },
1012 { .con_id = "pll_m_out1", .dt_id = TEGRA124_CLK_PLL_M_OUT1 },
1013 { .con_id = "pll_x", .dt_id = TEGRA124_CLK_PLL_X },
1014 { .con_id = "pll_x_out0", .dt_id = TEGRA124_CLK_PLL_X_OUT0 },
1015 { .con_id = "pll_u", .dt_id = TEGRA124_CLK_PLL_U },
1016 { .con_id = "pll_u_480M", .dt_id = TEGRA124_CLK_PLL_U_480M },
1017 { .con_id = "pll_u_60M", .dt_id = TEGRA124_CLK_PLL_U_60M },
1018 { .con_id = "pll_u_48M", .dt_id = TEGRA124_CLK_PLL_U_48M },
1019 { .con_id = "pll_u_12M", .dt_id = TEGRA124_CLK_PLL_U_12M },
1020 { .con_id = "pll_d", .dt_id = TEGRA124_CLK_PLL_D },
1021 { .con_id = "pll_d_out0", .dt_id = TEGRA124_CLK_PLL_D_OUT0 },
1022 { .con_id = "pll_d2", .dt_id = TEGRA124_CLK_PLL_D2 },
1023 { .con_id = "pll_d2_out0", .dt_id = TEGRA124_CLK_PLL_D2_OUT0 },
1024 { .con_id = "pll_a", .dt_id = TEGRA124_CLK_PLL_A },
1025 { .con_id = "pll_a_out0", .dt_id = TEGRA124_CLK_PLL_A_OUT0 },
1026 { .con_id = "pll_re_vco", .dt_id = TEGRA124_CLK_PLL_RE_VCO },
1027 { .con_id = "pll_re_out", .dt_id = TEGRA124_CLK_PLL_RE_OUT },
1028 { .con_id = "spdif_in_sync", .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC },
1029 { .con_id = "i2s0_sync", .dt_id = TEGRA124_CLK_I2S0_SYNC },
1030 { .con_id = "i2s1_sync", .dt_id = TEGRA124_CLK_I2S1_SYNC },
1031 { .con_id = "i2s2_sync", .dt_id = TEGRA124_CLK_I2S2_SYNC },
1032 { .con_id = "i2s3_sync", .dt_id = TEGRA124_CLK_I2S3_SYNC },
1033 { .con_id = "i2s4_sync", .dt_id = TEGRA124_CLK_I2S4_SYNC },
1034 { .con_id = "vimclk_sync", .dt_id = TEGRA124_CLK_VIMCLK_SYNC },
1035 { .con_id = "audio0", .dt_id = TEGRA124_CLK_AUDIO0 },
1036 { .con_id = "audio1", .dt_id = TEGRA124_CLK_AUDIO1 },
1037 { .con_id = "audio2", .dt_id = TEGRA124_CLK_AUDIO2 },
1038 { .con_id = "audio3", .dt_id = TEGRA124_CLK_AUDIO3 },
1039 { .con_id = "audio4", .dt_id = TEGRA124_CLK_AUDIO4 },
1040 { .con_id = "spdif", .dt_id = TEGRA124_CLK_SPDIF },
1041 { .con_id = "audio0_2x", .dt_id = TEGRA124_CLK_AUDIO0_2X },
1042 { .con_id = "audio1_2x", .dt_id = TEGRA124_CLK_AUDIO1_2X },
1043 { .con_id = "audio2_2x", .dt_id = TEGRA124_CLK_AUDIO2_2X },
1044 { .con_id = "audio3_2x", .dt_id = TEGRA124_CLK_AUDIO3_2X },
1045 { .con_id = "audio4_2x", .dt_id = TEGRA124_CLK_AUDIO4_2X },
1046 { .con_id = "spdif_2x", .dt_id = TEGRA124_CLK_SPDIF_2X },
1047 { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA124_CLK_EXTERN1 },
1048 { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA124_CLK_EXTERN2 },
1049 { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA124_CLK_EXTERN3 },
1050 { .con_id = "blink", .dt_id = TEGRA124_CLK_BLINK },
1051 { .con_id = "cclk_g", .dt_id = TEGRA124_CLK_CCLK_G },
1052 { .con_id = "cclk_lp", .dt_id = TEGRA124_CLK_CCLK_LP },
1053 { .con_id = "sclk", .dt_id = TEGRA124_CLK_SCLK },
1054 { .con_id = "hclk", .dt_id = TEGRA124_CLK_HCLK },
1055 { .con_id = "pclk", .dt_id = TEGRA124_CLK_PCLK },
1056 { .con_id = "fuse", .dt_id = TEGRA124_CLK_FUSE },
1057 { .dev_id = "rtc-tegra", .dt_id = TEGRA124_CLK_RTC },
1058 { .dev_id = "timer", .dt_id = TEGRA124_CLK_TIMER },
1059 { .con_id = "hda", .dt_id = TEGRA124_CLK_HDA },
1060 { .con_id = "hda2codec_2x", .dt_id = TEGRA124_CLK_HDA2CODEC_2X },
1061 { .con_id = "hda2hdmi", .dt_id = TEGRA124_CLK_HDA2HDMI },
1062};
1063
1064static struct clk **clks;
1065
1066static void tegra124_utmi_param_configure(void __iomem *clk_base)
1067{
1068 unsigned int i;
1069 u32 reg;
1070
1071 for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
1072 if (osc_freq == utmi_parameters[i].osc_frequency)
1073 break;
1074 }
1075
1076 if (i >= ARRAY_SIZE(utmi_parameters)) {
1077 pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
1078 osc_freq);
1079 return;
1080 }
1081
1082 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
1083
1084 /* Program UTMIP PLL stable and active counts */
1085 /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
1086 reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
1087 reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
1088
1089 reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
1090
1091 reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].
1092 active_delay_count);
1093
1094 /* Remove power downs from UTMIP PLL control bits */
1095 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
1096 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
1097 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN;
1098
1099 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
1100
1101 /* Program UTMIP PLL delay and oscillator frequency counts */
1102 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
1103 reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
1104
1105 reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].
1106 enable_delay_count);
1107
1108 reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
1109 reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].
1110 xtal_freq_count);
1111
1112 /* Remove power downs from UTMIP PLL control bits */
1113 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
1114 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN;
1115 reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP;
1116 reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
1117 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
1118
1119 /* Setup HW control of UTMIPLL */
1120 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
1121 reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
1122 reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
1123 reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE;
1124 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
1125
1126 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
1127 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
1128 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
1129 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
1130
1131 udelay(1);
1132
1133 /* Setup SW override of UTMIPLL assuming USB2.0
1134 ports are assigned to USB2 */
1135 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
1136 reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL;
1137 reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
1138 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
1139
1140 udelay(1);
1141
1142 /* Enable HW control UTMIPLL */
1143 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
1144 reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
1145 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
1146}
1147
1148static __init void tegra124_periph_clk_init(void __iomem *clk_base,
1149 void __iomem *pmc_base)
1150{
1151 struct clk *clk;
1152
1153 /* xusb_ss_div2 */
1154 clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
1155 1, 2);
1156 clks[TEGRA124_CLK_XUSB_SS_DIV2] = clk;
1157
1158 clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
1159 clk_base + PLLD_MISC, 30, 0, &pll_d_lock);
1160 clks[TEGRA124_CLK_PLL_D_DSI_OUT] = clk;
1161
1162 clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
1163 clk_base, 0, 48,
1164 periph_clk_enb_refcnt);
1165 clks[TEGRA124_CLK_DSIA] = clk;
1166
1167 clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
1168 clk_base, 0, 82,
1169 periph_clk_enb_refcnt);
1170 clks[TEGRA124_CLK_DSIB] = clk;
1171
1172 clk = tegra_clk_register_mc("mc", "emc", clk_base + CLK_SOURCE_EMC,
1173 &emc_lock);
1174 clks[TEGRA124_CLK_MC] = clk;
1175
1176 /* cml0 */
1177 clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
1178 0, 0, &pll_e_lock);
1179 clk_register_clkdev(clk, "cml0", NULL);
1180 clks[TEGRA124_CLK_CML0] = clk;
1181
1182 /* cml1 */
1183 clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
1184 1, 0, &pll_e_lock);
1185 clk_register_clkdev(clk, "cml1", NULL);
1186 clks[TEGRA124_CLK_CML1] = clk;
1187
1188 tegra_periph_clk_init(clk_base, pmc_base, tegra124_clks, &pll_p_params);
1189}
1190
1191static void __init tegra124_pll_init(void __iomem *clk_base,
1192 void __iomem *pmc)
1193{
1194 u32 val;
1195 struct clk *clk;
1196
1197 /* PLLC */
1198 clk = tegra_clk_register_pllxc("pll_c", "pll_ref", clk_base,
1199 pmc, 0, &pll_c_params, NULL);
1200 clk_register_clkdev(clk, "pll_c", NULL);
1201 clks[TEGRA124_CLK_PLL_C] = clk;
1202
1203 /* PLLC_OUT1 */
1204 clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
1205 clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
1206 8, 8, 1, NULL);
1207 clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
1208 clk_base + PLLC_OUT, 1, 0,
1209 CLK_SET_RATE_PARENT, 0, NULL);
1210 clk_register_clkdev(clk, "pll_c_out1", NULL);
1211 clks[TEGRA124_CLK_PLL_C_OUT1] = clk;
1212
1213 /* PLLC_UD */
1214 clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
1215 CLK_SET_RATE_PARENT, 1, 1);
1216 clk_register_clkdev(clk, "pll_c_ud", NULL);
1217 clks[TEGRA124_CLK_PLL_C_UD] = clk;
1218
1219 /* PLLC2 */
1220 clk = tegra_clk_register_pllc("pll_c2", "pll_ref", clk_base, pmc, 0,
1221 &pll_c2_params, NULL);
1222 clk_register_clkdev(clk, "pll_c2", NULL);
1223 clks[TEGRA124_CLK_PLL_C2] = clk;
1224
1225 /* PLLC3 */
1226 clk = tegra_clk_register_pllc("pll_c3", "pll_ref", clk_base, pmc, 0,
1227 &pll_c3_params, NULL);
1228 clk_register_clkdev(clk, "pll_c3", NULL);
1229 clks[TEGRA124_CLK_PLL_C3] = clk;
1230
1231 /* PLLM */
1232 clk = tegra_clk_register_pllm("pll_m", "pll_ref", clk_base, pmc,
1233 CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE,
1234 &pll_m_params, NULL);
1235 clk_register_clkdev(clk, "pll_m", NULL);
1236 clks[TEGRA124_CLK_PLL_M] = clk;
1237
1238 /* PLLM_OUT1 */
1239 clk = tegra_clk_register_divider("pll_m_out1_div", "pll_m",
1240 clk_base + PLLM_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
1241 8, 8, 1, NULL);
1242 clk = tegra_clk_register_pll_out("pll_m_out1", "pll_m_out1_div",
1243 clk_base + PLLM_OUT, 1, 0, CLK_IGNORE_UNUSED |
1244 CLK_SET_RATE_PARENT, 0, NULL);
1245 clk_register_clkdev(clk, "pll_m_out1", NULL);
1246 clks[TEGRA124_CLK_PLL_M_OUT1] = clk;
1247
1248 /* PLLM_UD */
1249 clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
1250 CLK_SET_RATE_PARENT, 1, 1);
1251 clk_register_clkdev(clk, "pll_m_ud", NULL);
1252 clks[TEGRA124_CLK_PLL_M_UD] = clk;
1253
1254 /* PLLU */
1255 val = readl(clk_base + pll_u_params.base_reg);
1256 val &= ~BIT(24); /* disable PLLU_OVERRIDE */
1257 writel(val, clk_base + pll_u_params.base_reg);
1258
1259 clk = tegra_clk_register_pll("pll_u", "pll_ref", clk_base, pmc, 0,
1260 &pll_u_params, &pll_u_lock);
1261 clk_register_clkdev(clk, "pll_u", NULL);
1262 clks[TEGRA124_CLK_PLL_U] = clk;
1263
1264 tegra124_utmi_param_configure(clk_base);
1265
1266 /* PLLU_480M */
1267 clk = clk_register_gate(NULL, "pll_u_480M", "pll_u",
1268 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
1269 22, 0, &pll_u_lock);
1270 clk_register_clkdev(clk, "pll_u_480M", NULL);
1271 clks[TEGRA124_CLK_PLL_U_480M] = clk;
1272
1273 /* PLLU_60M */
1274 clk = clk_register_fixed_factor(NULL, "pll_u_60M", "pll_u",
1275 CLK_SET_RATE_PARENT, 1, 8);
1276 clk_register_clkdev(clk, "pll_u_60M", NULL);
1277 clks[TEGRA124_CLK_PLL_U_60M] = clk;
1278
1279 /* PLLU_48M */
1280 clk = clk_register_fixed_factor(NULL, "pll_u_48M", "pll_u",
1281 CLK_SET_RATE_PARENT, 1, 10);
1282 clk_register_clkdev(clk, "pll_u_48M", NULL);
1283 clks[TEGRA124_CLK_PLL_U_48M] = clk;
1284
1285 /* PLLU_12M */
1286 clk = clk_register_fixed_factor(NULL, "pll_u_12M", "pll_u",
1287 CLK_SET_RATE_PARENT, 1, 40);
1288 clk_register_clkdev(clk, "pll_u_12M", NULL);
1289 clks[TEGRA124_CLK_PLL_U_12M] = clk;
1290
1291 /* PLLD */
1292 clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
1293 &pll_d_params, &pll_d_lock);
1294 clk_register_clkdev(clk, "pll_d", NULL);
1295 clks[TEGRA124_CLK_PLL_D] = clk;
1296
1297 /* PLLD_OUT0 */
1298 clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
1299 CLK_SET_RATE_PARENT, 1, 2);
1300 clk_register_clkdev(clk, "pll_d_out0", NULL);
1301 clks[TEGRA124_CLK_PLL_D_OUT0] = clk;
1302
1303 /* PLLRE */
1304 clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc,
1305 0, &pll_re_vco_params, &pll_re_lock, pll_ref_freq);
1306 clk_register_clkdev(clk, "pll_re_vco", NULL);
1307 clks[TEGRA124_CLK_PLL_RE_VCO] = clk;
1308
1309 clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
1310 clk_base + PLLRE_BASE, 16, 4, 0,
1311 pll_re_div_table, &pll_re_lock);
1312 clk_register_clkdev(clk, "pll_re_out", NULL);
1313 clks[TEGRA124_CLK_PLL_RE_OUT] = clk;
1314
1315 /* PLLE */
1316 clk = tegra_clk_register_plle_tegra114("pll_e", "pll_ref",
1317 clk_base, 0, &pll_e_params, NULL);
1318 clk_register_clkdev(clk, "pll_e", NULL);
1319 clks[TEGRA124_CLK_PLL_E] = clk;
1320
1321 /* PLLC4 */
1322 clk = tegra_clk_register_pllss("pll_c4", "pll_ref", clk_base, 0,
1323 &pll_c4_params, NULL);
1324 clk_register_clkdev(clk, "pll_c4", NULL);
1325 clks[TEGRA124_CLK_PLL_C4] = clk;
1326
1327 /* PLLDP */
1328 clk = tegra_clk_register_pllss("pll_dp", "pll_ref", clk_base, 0,
1329 &pll_dp_params, NULL);
1330 clk_register_clkdev(clk, "pll_dp", NULL);
1331 clks[TEGRA124_CLK_PLL_DP] = clk;
1332
1333 /* PLLD2 */
1334 clk = tegra_clk_register_pllss("pll_d2", "pll_ref", clk_base, 0,
1335 &tegra124_pll_d2_params, NULL);
1336 clk_register_clkdev(clk, "pll_d2", NULL);
1337 clks[TEGRA124_CLK_PLL_D2] = clk;
1338
1339 /* PLLD2_OUT0 */
1340 clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
1341 CLK_SET_RATE_PARENT, 1, 1);
1342 clk_register_clkdev(clk, "pll_d2_out0", NULL);
1343 clks[TEGRA124_CLK_PLL_D2_OUT0] = clk;
1344
1345}
1346
1347/* Tegra124 CPU clock and reset control functions */
1348static void tegra124_wait_cpu_in_reset(u32 cpu)
1349{
1350 unsigned int reg;
1351
1352 do {
1353 reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
1354 cpu_relax();
1355 } while (!(reg & (1 << cpu))); /* check CPU been reset or not */
1356}
1357
1358static void tegra124_disable_cpu_clock(u32 cpu)
1359{
1360 /* flow controller would take care in the power sequence. */
1361}
1362
1363#ifdef CONFIG_PM_SLEEP
1364static void tegra124_cpu_clock_suspend(void)
1365{
1366 /* switch coresite to clk_m, save off original source */
1367 tegra124_cpu_clk_sctx.clk_csite_src =
1368 readl(clk_base + CLK_SOURCE_CSITE);
1369 writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
1370
1371 tegra124_cpu_clk_sctx.cclkg_burst =
1372 readl(clk_base + CCLKG_BURST_POLICY);
1373 tegra124_cpu_clk_sctx.cclkg_divider =
1374 readl(clk_base + CCLKG_BURST_POLICY + 4);
1375}
1376
1377static void tegra124_cpu_clock_resume(void)
1378{
1379 writel(tegra124_cpu_clk_sctx.clk_csite_src,
1380 clk_base + CLK_SOURCE_CSITE);
1381
1382 writel(tegra124_cpu_clk_sctx.cclkg_burst,
1383 clk_base + CCLKG_BURST_POLICY);
1384 writel(tegra124_cpu_clk_sctx.cclkg_divider,
1385 clk_base + CCLKG_BURST_POLICY + 4);
1386}
1387#endif
1388
1389static struct tegra_cpu_car_ops tegra124_cpu_car_ops = {
1390 .wait_for_reset = tegra124_wait_cpu_in_reset,
1391 .disable_clock = tegra124_disable_cpu_clock,
1392#ifdef CONFIG_PM_SLEEP
1393 .suspend = tegra124_cpu_clock_suspend,
1394 .resume = tegra124_cpu_clock_resume,
1395#endif
1396};
1397
1398static const struct of_device_id pmc_match[] __initconst = {
1399 { .compatible = "nvidia,tegra124-pmc" },
1400 { },
1401};
1402
1403static struct tegra_clk_init_table common_init_table[] __initdata = {
1404 { TEGRA124_CLK_UARTA, TEGRA124_CLK_PLL_P, 408000000, 0 },
1405 { TEGRA124_CLK_UARTB, TEGRA124_CLK_PLL_P, 408000000, 0 },
1406 { TEGRA124_CLK_UARTC, TEGRA124_CLK_PLL_P, 408000000, 0 },
1407 { TEGRA124_CLK_UARTD, TEGRA124_CLK_PLL_P, 408000000, 0 },
1408 { TEGRA124_CLK_PLL_A, TEGRA124_CLK_CLK_MAX, 564480000, 1 },
1409 { TEGRA124_CLK_PLL_A_OUT0, TEGRA124_CLK_CLK_MAX, 11289600, 1 },
1410 { TEGRA124_CLK_EXTERN1, TEGRA124_CLK_PLL_A_OUT0, 0, 1 },
1411 { TEGRA124_CLK_CLK_OUT_1_MUX, TEGRA124_CLK_EXTERN1, 0, 1 },
1412 { TEGRA124_CLK_CLK_OUT_1, TEGRA124_CLK_CLK_MAX, 0, 1 },
1413 { TEGRA124_CLK_I2S0, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
1414 { TEGRA124_CLK_I2S1, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
1415 { TEGRA124_CLK_I2S2, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
1416 { TEGRA124_CLK_I2S3, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
1417 { TEGRA124_CLK_I2S4, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
1418 { TEGRA124_CLK_VDE, TEGRA124_CLK_PLL_P, 0, 0 },
1419 { TEGRA124_CLK_HOST1X, TEGRA124_CLK_PLL_P, 136000000, 1 },
1420 { TEGRA124_CLK_DSIALP, TEGRA124_CLK_PLL_P, 68000000, 0 },
1421 { TEGRA124_CLK_DSIBLP, TEGRA124_CLK_PLL_P, 68000000, 0 },
1422 { TEGRA124_CLK_SCLK, TEGRA124_CLK_PLL_P_OUT2, 102000000, 1 },
1423 { TEGRA124_CLK_DFLL_SOC, TEGRA124_CLK_PLL_P, 51000000, 1 },
1424 { TEGRA124_CLK_DFLL_REF, TEGRA124_CLK_PLL_P, 51000000, 1 },
1425 { TEGRA124_CLK_PLL_C, TEGRA124_CLK_CLK_MAX, 768000000, 0 },
1426 { TEGRA124_CLK_PLL_C_OUT1, TEGRA124_CLK_CLK_MAX, 100000000, 0 },
1427 { TEGRA124_CLK_SBC4, TEGRA124_CLK_PLL_P, 12000000, 1 },
1428 { TEGRA124_CLK_TSEC, TEGRA124_CLK_PLL_C3, 0, 0 },
1429 { TEGRA124_CLK_MSENC, TEGRA124_CLK_PLL_C3, 0, 0 },
1430 { TEGRA124_CLK_PLL_RE_VCO, TEGRA124_CLK_CLK_MAX, 672000000, 0 },
1431 { TEGRA124_CLK_XUSB_SS_SRC, TEGRA124_CLK_PLL_U_480M, 120000000, 0 },
1432 { TEGRA124_CLK_XUSB_FS_SRC, TEGRA124_CLK_PLL_U_48M, 48000000, 0 },
1433 { TEGRA124_CLK_XUSB_HS_SRC, TEGRA124_CLK_PLL_U_60M, 60000000, 0 },
1434 { TEGRA124_CLK_XUSB_FALCON_SRC, TEGRA124_CLK_PLL_RE_OUT, 224000000, 0 },
1435 { TEGRA124_CLK_XUSB_HOST_SRC, TEGRA124_CLK_PLL_RE_OUT, 112000000, 0 },
1436 { TEGRA124_CLK_SATA, TEGRA124_CLK_PLL_P, 104000000, 0 },
1437 { TEGRA124_CLK_SATA_OOB, TEGRA124_CLK_PLL_P, 204000000, 0 },
1438 { TEGRA124_CLK_MSELECT, TEGRA124_CLK_CLK_MAX, 0, 1 },
1439 { TEGRA124_CLK_CSITE, TEGRA124_CLK_CLK_MAX, 0, 1 },
1440 { TEGRA124_CLK_TSENSOR, TEGRA124_CLK_CLK_M, 400000, 0 },
1441 /* must be the last entry */
1442 { TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0 },
1443};
1444
1445static struct tegra_clk_init_table tegra124_init_table[] __initdata = {
1446 { TEGRA124_CLK_SOC_THERM, TEGRA124_CLK_PLL_P, 51000000, 0 },
1447 { TEGRA124_CLK_CCLK_G, TEGRA124_CLK_CLK_MAX, 0, 1 },
1448 { TEGRA124_CLK_HDA, TEGRA124_CLK_PLL_P, 102000000, 0 },
1449 { TEGRA124_CLK_HDA2CODEC_2X, TEGRA124_CLK_PLL_P, 48000000, 0 },
1450 /* must be the last entry */
1451 { TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0 },
1452};
1453
1454/* Tegra132 requires the SOC_THERM clock to remain active */
1455static struct tegra_clk_init_table tegra132_init_table[] __initdata = {
1456 { TEGRA124_CLK_SOC_THERM, TEGRA124_CLK_PLL_P, 51000000, 1 },
1457 /* must be the last entry */
1458 { TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0 },
1459};
1460
1461static struct tegra_audio_clk_info tegra124_audio_plls[] = {
1462 { "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_p_out1" },
1463};
1464
1465/**
1466 * tegra124_clock_apply_init_table - initialize clocks on Tegra124 SoCs
1467 *
1468 * Program an initial clock rate and enable or disable clocks needed
1469 * by the rest of the kernel, for Tegra124 SoCs. It is intended to be
1470 * called by assigning a pointer to it to tegra_clk_apply_init_table -
1471 * this will be called as an arch_initcall. No return value.
1472 */
1473static void __init tegra124_clock_apply_init_table(void)
1474{
1475 tegra_init_from_table(common_init_table, clks, TEGRA124_CLK_CLK_MAX);
1476 tegra_init_from_table(tegra124_init_table, clks, TEGRA124_CLK_CLK_MAX);
1477}
1478
1479/**
1480 * tegra124_car_barrier - wait for pending writes to the CAR to complete
1481 *
1482 * Wait for any outstanding writes to the CAR MMIO space from this CPU
1483 * to complete before continuing execution. No return value.
1484 */
1485static void tegra124_car_barrier(void)
1486{
1487 readl_relaxed(clk_base + RST_DFLL_DVCO);
1488}
1489
1490/**
1491 * tegra124_clock_assert_dfll_dvco_reset - assert the DFLL's DVCO reset
1492 *
1493 * Assert the reset line of the DFLL's DVCO. No return value.
1494 */
1495static void tegra124_clock_assert_dfll_dvco_reset(void)
1496{
1497 u32 v;
1498
1499 v = readl_relaxed(clk_base + RST_DFLL_DVCO);
1500 v |= (1 << DVFS_DFLL_RESET_SHIFT);
1501 writel_relaxed(v, clk_base + RST_DFLL_DVCO);
1502 tegra124_car_barrier();
1503}
1504
1505/**
1506 * tegra124_clock_deassert_dfll_dvco_reset - deassert the DFLL's DVCO reset
1507 *
1508 * Deassert the reset line of the DFLL's DVCO, allowing the DVCO to
1509 * operate. No return value.
1510 */
1511static void tegra124_clock_deassert_dfll_dvco_reset(void)
1512{
1513 u32 v;
1514
1515 v = readl_relaxed(clk_base + RST_DFLL_DVCO);
1516 v &= ~(1 << DVFS_DFLL_RESET_SHIFT);
1517 writel_relaxed(v, clk_base + RST_DFLL_DVCO);
1518 tegra124_car_barrier();
1519}
1520
1521static int tegra124_reset_assert(unsigned long id)
1522{
1523 if (id == TEGRA124_RST_DFLL_DVCO)
1524 tegra124_clock_assert_dfll_dvco_reset();
1525 else
1526 return -EINVAL;
1527
1528 return 0;
1529}
1530
1531static int tegra124_reset_deassert(unsigned long id)
1532{
1533 if (id == TEGRA124_RST_DFLL_DVCO)
1534 tegra124_clock_deassert_dfll_dvco_reset();
1535 else
1536 return -EINVAL;
1537
1538 return 0;
1539}
1540
1541/**
1542 * tegra132_clock_apply_init_table - initialize clocks on Tegra132 SoCs
1543 *
1544 * Program an initial clock rate and enable or disable clocks needed
1545 * by the rest of the kernel, for Tegra132 SoCs. It is intended to be
1546 * called by assigning a pointer to it to tegra_clk_apply_init_table -
1547 * this will be called as an arch_initcall. No return value.
1548 */
1549static void __init tegra132_clock_apply_init_table(void)
1550{
1551 tegra_init_from_table(common_init_table, clks, TEGRA124_CLK_CLK_MAX);
1552 tegra_init_from_table(tegra132_init_table, clks, TEGRA124_CLK_CLK_MAX);
1553}
1554
1555/**
1556 * tegra124_132_clock_init_pre - clock initialization preamble for T124/T132
1557 * @np: struct device_node * of the DT node for the SoC CAR IP block
1558 *
1559 * Register most of the clocks controlled by the CAR IP block, along
1560 * with a few clocks controlled by the PMC IP block. Everything in
1561 * this function should be common to Tegra124 and Tegra132. XXX The
1562 * PMC clock initialization should probably be moved to PMC-specific
1563 * driver code. No return value.
1564 */
1565static void __init tegra124_132_clock_init_pre(struct device_node *np)
1566{
1567 struct device_node *node;
1568 u32 plld_base;
1569
1570 clk_base = of_iomap(np, 0);
1571 if (!clk_base) {
1572 pr_err("ioremap tegra124/tegra132 CAR failed\n");
1573 return;
1574 }
1575
1576 node = of_find_matching_node(NULL, pmc_match);
1577 if (!node) {
1578 pr_err("Failed to find pmc node\n");
1579 WARN_ON(1);
1580 return;
1581 }
1582
1583 pmc_base = of_iomap(node, 0);
1584 if (!pmc_base) {
1585 pr_err("Can't map pmc registers\n");
1586 WARN_ON(1);
1587 return;
1588 }
1589
1590 clks = tegra_clk_init(clk_base, TEGRA124_CLK_CLK_MAX,
1591 TEGRA124_CAR_BANK_COUNT);
1592 if (!clks)
1593 return;
1594
1595 if (tegra_osc_clk_init(clk_base, tegra124_clks, tegra124_input_freq,
1596 ARRAY_SIZE(tegra124_input_freq), 1, &osc_freq,
1597 &pll_ref_freq) < 0)
1598 return;
1599
1600 tegra_fixed_clk_init(tegra124_clks);
1601 tegra124_pll_init(clk_base, pmc_base);
1602 tegra124_periph_clk_init(clk_base, pmc_base);
1603 tegra_audio_clk_init(clk_base, pmc_base, tegra124_clks,
1604 tegra124_audio_plls,
1605 ARRAY_SIZE(tegra124_audio_plls));
1606 tegra_pmc_clk_init(pmc_base, tegra124_clks);
1607
1608 /* For Tegra124 & Tegra132, PLLD is the only source for DSIA & DSIB */
1609 plld_base = clk_readl(clk_base + PLLD_BASE);
1610 plld_base &= ~BIT(25);
1611 clk_writel(plld_base, clk_base + PLLD_BASE);
1612}
1613
1614/**
1615 * tegra124_132_clock_init_post - clock initialization postamble for T124/T132
1616 * @np: struct device_node * of the DT node for the SoC CAR IP block
1617 *
1618 * Register most of the along with a few clocks controlled by the PMC
1619 * IP block. Everything in this function should be common to Tegra124
1620 * and Tegra132. This function must be called after
1621 * tegra124_132_clock_init_pre(), otherwise clk_base and pmc_base will
1622 * not be set. No return value.
1623 */
1624static void __init tegra124_132_clock_init_post(struct device_node *np)
1625{
1626 tegra_super_clk_gen4_init(clk_base, pmc_base, tegra124_clks,
1627 &pll_x_params);
1628 tegra_init_special_resets(1, tegra124_reset_assert,
1629 tegra124_reset_deassert);
1630 tegra_add_of_provider(np);
1631
1632 clks[TEGRA124_CLK_EMC] = tegra_clk_register_emc(clk_base, np,
1633 &emc_lock);
1634
1635 tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
1636
1637 tegra_cpu_car_ops = &tegra124_cpu_car_ops;
1638}
1639
1640/**
1641 * tegra124_clock_init - Tegra124-specific clock initialization
1642 * @np: struct device_node * of the DT node for the SoC CAR IP block
1643 *
1644 * Register most SoC clocks for the Tegra124 system-on-chip. Most of
1645 * this code is shared between the Tegra124 and Tegra132 SoCs,
1646 * although some of the initial clock settings and CPU clocks differ.
1647 * Intended to be called by the OF init code when a DT node with the
1648 * "nvidia,tegra124-car" string is encountered, and declared with
1649 * CLK_OF_DECLARE. No return value.
1650 */
1651static void __init tegra124_clock_init(struct device_node *np)
1652{
1653 tegra124_132_clock_init_pre(np);
1654 tegra_clk_apply_init_table = tegra124_clock_apply_init_table;
1655 tegra124_132_clock_init_post(np);
1656}
1657
1658/**
1659 * tegra132_clock_init - Tegra132-specific clock initialization
1660 * @np: struct device_node * of the DT node for the SoC CAR IP block
1661 *
1662 * Register most SoC clocks for the Tegra132 system-on-chip. Most of
1663 * this code is shared between the Tegra124 and Tegra132 SoCs,
1664 * although some of the initial clock settings and CPU clocks differ.
1665 * Intended to be called by the OF init code when a DT node with the
1666 * "nvidia,tegra132-car" string is encountered, and declared with
1667 * CLK_OF_DECLARE. No return value.
1668 */
1669static void __init tegra132_clock_init(struct device_node *np)
1670{
1671 tegra124_132_clock_init_pre(np);
1672
1673 /*
1674 * On Tegra132, these clocks are controlled by the
1675 * CLUSTER_clocks IP block, located in the CPU complex
1676 */
1677 tegra124_clks[tegra_clk_cclk_g].present = false;
1678 tegra124_clks[tegra_clk_cclk_lp].present = false;
1679 tegra124_clks[tegra_clk_pll_x].present = false;
1680 tegra124_clks[tegra_clk_pll_x_out0].present = false;
1681
1682 tegra_clk_apply_init_table = tegra132_clock_apply_init_table;
1683 tegra124_132_clock_init_post(np);
1684}
1685CLK_OF_DECLARE(tegra124, "nvidia,tegra124-car", tegra124_clock_init);
1686CLK_OF_DECLARE(tegra132, "nvidia,tegra132-car", tegra132_clock_init);