blob: 096261d0a44eac40e716f4be0954fabd4c5af8dc [file] [log] [blame]
Peter De Schrijver76da3142013-09-09 13:23:56 +03001/*
Paul Walmsley08acae32014-12-16 12:38:29 -08002 * Copyright (c) 2012-2014 NVIDIA CORPORATION. All rights reserved.
Peter De Schrijver76da3142013-09-09 13:23:56 +03003 *
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/tegra124-car.h>
27
28#include "clk.h"
29#include "clk-id.h"
30
Paul Walmsley08acae32014-12-16 12:38:29 -080031/*
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
Joseph Lo61792e42013-09-26 17:46:23 +080039#define CLK_SOURCE_CSITE 0x1d4
Peter De Schrijver76da3142013-09-09 13:23:56 +030040#define CLK_SOURCE_EMC 0x19c
Peter De Schrijver76da3142013-09-09 13:23:56 +030041
42#define PLLC_BASE 0x80
43#define PLLC_OUT 0x84
44#define PLLC_MISC2 0x88
45#define PLLC_MISC 0x8c
46#define PLLC2_BASE 0x4e8
47#define PLLC2_MISC 0x4ec
48#define PLLC3_BASE 0x4fc
49#define PLLC3_MISC 0x500
50#define PLLM_BASE 0x90
51#define PLLM_OUT 0x94
52#define PLLM_MISC 0x9c
53#define PLLP_BASE 0xa0
54#define PLLP_MISC 0xac
55#define PLLA_BASE 0xb0
56#define PLLA_MISC 0xbc
57#define PLLD_BASE 0xd0
58#define PLLD_MISC 0xdc
59#define PLLU_BASE 0xc0
60#define PLLU_MISC 0xcc
61#define PLLX_BASE 0xe0
62#define PLLX_MISC 0xe4
63#define PLLX_MISC2 0x514
64#define PLLX_MISC3 0x518
65#define PLLE_BASE 0xe8
66#define PLLE_MISC 0xec
67#define PLLD2_BASE 0x4b8
68#define PLLD2_MISC 0x4bc
69#define PLLE_AUX 0x48c
70#define PLLRE_BASE 0x4c4
71#define PLLRE_MISC 0x4c8
72#define PLLDP_BASE 0x590
73#define PLLDP_MISC 0x594
74#define PLLC4_BASE 0x5a4
75#define PLLC4_MISC 0x5a8
76
77#define PLLC_IDDQ_BIT 26
78#define PLLRE_IDDQ_BIT 16
79#define PLLSS_IDDQ_BIT 19
80
81#define PLL_BASE_LOCK BIT(27)
82#define PLLE_MISC_LOCK BIT(11)
83#define PLLRE_MISC_LOCK BIT(24)
84
85#define PLL_MISC_LOCK_ENABLE 18
86#define PLLC_MISC_LOCK_ENABLE 24
87#define PLLDU_MISC_LOCK_ENABLE 22
88#define PLLE_MISC_LOCK_ENABLE 9
89#define PLLRE_MISC_LOCK_ENABLE 30
90#define PLLSS_MISC_LOCK_ENABLE 30
91
92#define PLLXC_SW_MAX_P 6
93
94#define PMC_PLLM_WB0_OVERRIDE 0x1dc
95#define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
96
97#define UTMIP_PLL_CFG2 0x488
98#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xffff) << 6)
99#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
100#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
101#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
102#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
103
104#define UTMIP_PLL_CFG1 0x484
105#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 6)
106#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
107#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
108#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
109#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
110#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
111#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
112
113#define UTMIPLL_HW_PWRDN_CFG0 0x52c
114#define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25)
115#define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24)
116#define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6)
117#define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5)
118#define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4)
119#define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2)
120#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1)
121#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0)
122
Joseph Lo9e036d32013-09-25 17:27:51 +0800123/* Tegra CPU clock and reset control regs */
124#define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470
125
Joseph Lo61792e42013-09-26 17:46:23 +0800126#ifdef CONFIG_PM_SLEEP
127static struct cpu_clk_suspend_context {
128 u32 clk_csite_src;
129} tegra124_cpu_clk_sctx;
130#endif
131
Peter De Schrijver76da3142013-09-09 13:23:56 +0300132static void __iomem *clk_base;
133static void __iomem *pmc_base;
134
135static unsigned long osc_freq;
136static unsigned long pll_ref_freq;
137
138static DEFINE_SPINLOCK(pll_d_lock);
Peter De Schrijver76da3142013-09-09 13:23:56 +0300139static DEFINE_SPINLOCK(pll_e_lock);
140static DEFINE_SPINLOCK(pll_re_lock);
141static DEFINE_SPINLOCK(pll_u_lock);
Thierry Reding4f4f85f2014-07-29 10:17:53 +0200142static DEFINE_SPINLOCK(emc_lock);
Peter De Schrijver76da3142013-09-09 13:23:56 +0300143
144/* possible OSC frequencies in Hz */
145static unsigned long tegra124_input_freq[] = {
146 [0] = 13000000,
147 [1] = 16800000,
148 [4] = 19200000,
149 [5] = 38400000,
150 [8] = 12000000,
151 [9] = 48000000,
152 [12] = 260000000,
153};
154
Peter De Schrijver76da3142013-09-09 13:23:56 +0300155static const char *mux_pllmcp_clkm[] = {
156 "pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_c2", "pll_c3",
157};
158#define mux_pllmcp_clkm_idx NULL
159
160static struct div_nmp pllxc_nmp = {
161 .divm_shift = 0,
162 .divm_width = 8,
163 .divn_shift = 8,
164 .divn_width = 8,
165 .divp_shift = 20,
166 .divp_width = 4,
167};
168
169static struct pdiv_map pllxc_p[] = {
170 { .pdiv = 1, .hw_val = 0 },
171 { .pdiv = 2, .hw_val = 1 },
172 { .pdiv = 3, .hw_val = 2 },
173 { .pdiv = 4, .hw_val = 3 },
174 { .pdiv = 5, .hw_val = 4 },
175 { .pdiv = 6, .hw_val = 5 },
176 { .pdiv = 8, .hw_val = 6 },
177 { .pdiv = 10, .hw_val = 7 },
178 { .pdiv = 12, .hw_val = 8 },
179 { .pdiv = 16, .hw_val = 9 },
180 { .pdiv = 12, .hw_val = 10 },
181 { .pdiv = 16, .hw_val = 11 },
182 { .pdiv = 20, .hw_val = 12 },
183 { .pdiv = 24, .hw_val = 13 },
184 { .pdiv = 32, .hw_val = 14 },
185 { .pdiv = 0, .hw_val = 0 },
186};
187
188static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
189 /* 1 GHz */
190 {12000000, 1000000000, 83, 0, 1}, /* actual: 996.0 MHz */
191 {13000000, 1000000000, 76, 0, 1}, /* actual: 988.0 MHz */
192 {16800000, 1000000000, 59, 0, 1}, /* actual: 991.2 MHz */
193 {19200000, 1000000000, 52, 0, 1}, /* actual: 998.4 MHz */
194 {26000000, 1000000000, 76, 1, 1}, /* actual: 988.0 MHz */
195 {0, 0, 0, 0, 0, 0},
196};
197
198static struct tegra_clk_pll_params pll_x_params = {
199 .input_min = 12000000,
200 .input_max = 800000000,
201 .cf_min = 12000000,
202 .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
203 .vco_min = 700000000,
204 .vco_max = 3000000000UL,
205 .base_reg = PLLX_BASE,
206 .misc_reg = PLLX_MISC,
207 .lock_mask = PLL_BASE_LOCK,
208 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
209 .lock_delay = 300,
210 .iddq_reg = PLLX_MISC3,
211 .iddq_bit_idx = 3,
212 .max_p = 6,
213 .dyn_ramp_reg = PLLX_MISC2,
214 .stepa_shift = 16,
215 .stepb_shift = 24,
216 .pdiv_tohw = pllxc_p,
217 .div_nmp = &pllxc_nmp,
218 .freq_table = pll_x_freq_table,
219 .flags = TEGRA_PLL_USE_LOCK,
220};
221
222static struct tegra_clk_pll_freq_table pll_c_freq_table[] = {
223 { 12000000, 624000000, 104, 1, 2},
224 { 12000000, 600000000, 100, 1, 2},
225 { 13000000, 600000000, 92, 1, 2}, /* actual: 598.0 MHz */
226 { 16800000, 600000000, 71, 1, 2}, /* actual: 596.4 MHz */
227 { 19200000, 600000000, 62, 1, 2}, /* actual: 595.2 MHz */
228 { 26000000, 600000000, 92, 2, 2}, /* actual: 598.0 MHz */
229 { 0, 0, 0, 0, 0, 0 },
230};
231
232static struct tegra_clk_pll_params pll_c_params = {
233 .input_min = 12000000,
234 .input_max = 800000000,
235 .cf_min = 12000000,
236 .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
237 .vco_min = 600000000,
238 .vco_max = 1400000000,
239 .base_reg = PLLC_BASE,
240 .misc_reg = PLLC_MISC,
241 .lock_mask = PLL_BASE_LOCK,
242 .lock_enable_bit_idx = PLLC_MISC_LOCK_ENABLE,
243 .lock_delay = 300,
244 .iddq_reg = PLLC_MISC,
245 .iddq_bit_idx = PLLC_IDDQ_BIT,
246 .max_p = PLLXC_SW_MAX_P,
247 .dyn_ramp_reg = PLLC_MISC2,
248 .stepa_shift = 17,
249 .stepb_shift = 9,
250 .pdiv_tohw = pllxc_p,
251 .div_nmp = &pllxc_nmp,
252 .freq_table = pll_c_freq_table,
253 .flags = TEGRA_PLL_USE_LOCK,
254};
255
256static struct div_nmp pllcx_nmp = {
257 .divm_shift = 0,
258 .divm_width = 2,
259 .divn_shift = 8,
260 .divn_width = 8,
261 .divp_shift = 20,
262 .divp_width = 3,
263};
264
265static struct pdiv_map pllc_p[] = {
266 { .pdiv = 1, .hw_val = 0 },
267 { .pdiv = 2, .hw_val = 1 },
268 { .pdiv = 3, .hw_val = 2 },
269 { .pdiv = 4, .hw_val = 3 },
270 { .pdiv = 6, .hw_val = 4 },
271 { .pdiv = 8, .hw_val = 5 },
272 { .pdiv = 12, .hw_val = 6 },
273 { .pdiv = 16, .hw_val = 7 },
274 { .pdiv = 0, .hw_val = 0 },
275};
276
277static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
278 {12000000, 600000000, 100, 1, 2},
279 {13000000, 600000000, 92, 1, 2}, /* actual: 598.0 MHz */
280 {16800000, 600000000, 71, 1, 2}, /* actual: 596.4 MHz */
281 {19200000, 600000000, 62, 1, 2}, /* actual: 595.2 MHz */
282 {26000000, 600000000, 92, 2, 2}, /* actual: 598.0 MHz */
283 {0, 0, 0, 0, 0, 0},
284};
285
286static struct tegra_clk_pll_params pll_c2_params = {
287 .input_min = 12000000,
288 .input_max = 48000000,
289 .cf_min = 12000000,
290 .cf_max = 19200000,
291 .vco_min = 600000000,
292 .vco_max = 1200000000,
293 .base_reg = PLLC2_BASE,
294 .misc_reg = PLLC2_MISC,
295 .lock_mask = PLL_BASE_LOCK,
296 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
297 .lock_delay = 300,
298 .pdiv_tohw = pllc_p,
299 .div_nmp = &pllcx_nmp,
300 .max_p = 7,
301 .ext_misc_reg[0] = 0x4f0,
302 .ext_misc_reg[1] = 0x4f4,
303 .ext_misc_reg[2] = 0x4f8,
304 .freq_table = pll_cx_freq_table,
305 .flags = TEGRA_PLL_USE_LOCK,
306};
307
308static struct tegra_clk_pll_params pll_c3_params = {
309 .input_min = 12000000,
310 .input_max = 48000000,
311 .cf_min = 12000000,
312 .cf_max = 19200000,
313 .vco_min = 600000000,
314 .vco_max = 1200000000,
315 .base_reg = PLLC3_BASE,
316 .misc_reg = PLLC3_MISC,
317 .lock_mask = PLL_BASE_LOCK,
318 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
319 .lock_delay = 300,
320 .pdiv_tohw = pllc_p,
321 .div_nmp = &pllcx_nmp,
322 .max_p = 7,
323 .ext_misc_reg[0] = 0x504,
324 .ext_misc_reg[1] = 0x508,
325 .ext_misc_reg[2] = 0x50c,
326 .freq_table = pll_cx_freq_table,
327 .flags = TEGRA_PLL_USE_LOCK,
328};
329
330static struct div_nmp pllss_nmp = {
331 .divm_shift = 0,
332 .divm_width = 8,
333 .divn_shift = 8,
334 .divn_width = 8,
335 .divp_shift = 20,
336 .divp_width = 4,
337};
338
339static struct pdiv_map pll12g_ssd_esd_p[] = {
340 { .pdiv = 1, .hw_val = 0 },
341 { .pdiv = 2, .hw_val = 1 },
342 { .pdiv = 3, .hw_val = 2 },
343 { .pdiv = 4, .hw_val = 3 },
344 { .pdiv = 5, .hw_val = 4 },
345 { .pdiv = 6, .hw_val = 5 },
346 { .pdiv = 8, .hw_val = 6 },
347 { .pdiv = 10, .hw_val = 7 },
348 { .pdiv = 12, .hw_val = 8 },
349 { .pdiv = 16, .hw_val = 9 },
350 { .pdiv = 12, .hw_val = 10 },
351 { .pdiv = 16, .hw_val = 11 },
352 { .pdiv = 20, .hw_val = 12 },
353 { .pdiv = 24, .hw_val = 13 },
354 { .pdiv = 32, .hw_val = 14 },
355 { .pdiv = 0, .hw_val = 0 },
356};
357
358static struct tegra_clk_pll_freq_table pll_c4_freq_table[] = {
359 { 12000000, 600000000, 100, 1, 1},
360 { 13000000, 600000000, 92, 1, 1}, /* actual: 598.0 MHz */
361 { 16800000, 600000000, 71, 1, 1}, /* actual: 596.4 MHz */
362 { 19200000, 600000000, 62, 1, 1}, /* actual: 595.2 MHz */
363 { 26000000, 600000000, 92, 2, 1}, /* actual: 598.0 MHz */
364 { 0, 0, 0, 0, 0, 0 },
365};
366
367static struct tegra_clk_pll_params pll_c4_params = {
368 .input_min = 12000000,
369 .input_max = 1000000000,
370 .cf_min = 12000000,
371 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
372 .vco_min = 600000000,
373 .vco_max = 1200000000,
374 .base_reg = PLLC4_BASE,
375 .misc_reg = PLLC4_MISC,
376 .lock_mask = PLL_BASE_LOCK,
377 .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
378 .lock_delay = 300,
379 .iddq_reg = PLLC4_BASE,
380 .iddq_bit_idx = PLLSS_IDDQ_BIT,
381 .pdiv_tohw = pll12g_ssd_esd_p,
382 .div_nmp = &pllss_nmp,
383 .ext_misc_reg[0] = 0x5ac,
384 .ext_misc_reg[1] = 0x5b0,
385 .ext_misc_reg[2] = 0x5b4,
386 .freq_table = pll_c4_freq_table,
387};
388
389static struct pdiv_map pllm_p[] = {
390 { .pdiv = 1, .hw_val = 0 },
391 { .pdiv = 2, .hw_val = 1 },
392 { .pdiv = 0, .hw_val = 0 },
393};
394
395static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
396 {12000000, 800000000, 66, 1, 1}, /* actual: 792.0 MHz */
397 {13000000, 800000000, 61, 1, 1}, /* actual: 793.0 MHz */
398 {16800000, 800000000, 47, 1, 1}, /* actual: 789.6 MHz */
399 {19200000, 800000000, 41, 1, 1}, /* actual: 787.2 MHz */
400 {26000000, 800000000, 61, 2, 1}, /* actual: 793.0 MHz */
401 {0, 0, 0, 0, 0, 0},
402};
403
404static struct div_nmp pllm_nmp = {
405 .divm_shift = 0,
406 .divm_width = 8,
407 .override_divm_shift = 0,
408 .divn_shift = 8,
409 .divn_width = 8,
410 .override_divn_shift = 8,
411 .divp_shift = 20,
412 .divp_width = 1,
413 .override_divp_shift = 27,
414};
415
416static struct tegra_clk_pll_params pll_m_params = {
417 .input_min = 12000000,
418 .input_max = 500000000,
419 .cf_min = 12000000,
420 .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
421 .vco_min = 400000000,
422 .vco_max = 1066000000,
423 .base_reg = PLLM_BASE,
424 .misc_reg = PLLM_MISC,
425 .lock_mask = PLL_BASE_LOCK,
426 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
427 .lock_delay = 300,
428 .max_p = 2,
429 .pdiv_tohw = pllm_p,
430 .div_nmp = &pllm_nmp,
431 .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
432 .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
433 .freq_table = pll_m_freq_table,
434 .flags = TEGRA_PLL_USE_LOCK,
435};
436
437static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
438 /* PLLE special case: use cpcon field to store cml divider value */
439 {336000000, 100000000, 100, 21, 16, 11},
440 {312000000, 100000000, 200, 26, 24, 13},
441 {13000000, 100000000, 200, 1, 26, 13},
442 {12000000, 100000000, 200, 1, 24, 13},
443 {0, 0, 0, 0, 0, 0},
444};
445
446static struct div_nmp plle_nmp = {
447 .divm_shift = 0,
448 .divm_width = 8,
449 .divn_shift = 8,
450 .divn_width = 8,
451 .divp_shift = 24,
452 .divp_width = 4,
453};
454
455static struct tegra_clk_pll_params pll_e_params = {
456 .input_min = 12000000,
457 .input_max = 1000000000,
458 .cf_min = 12000000,
459 .cf_max = 75000000,
460 .vco_min = 1600000000,
461 .vco_max = 2400000000U,
462 .base_reg = PLLE_BASE,
463 .misc_reg = PLLE_MISC,
464 .aux_reg = PLLE_AUX,
465 .lock_mask = PLLE_MISC_LOCK,
466 .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
467 .lock_delay = 300,
468 .div_nmp = &plle_nmp,
469 .freq_table = pll_e_freq_table,
470 .flags = TEGRA_PLL_FIXED,
471 .fixed_rate = 100000000,
472};
473
474static const struct clk_div_table pll_re_div_table[] = {
475 { .val = 0, .div = 1 },
476 { .val = 1, .div = 2 },
477 { .val = 2, .div = 3 },
478 { .val = 3, .div = 4 },
479 { .val = 4, .div = 5 },
480 { .val = 5, .div = 6 },
481 { .val = 0, .div = 0 },
482};
483
484static struct div_nmp pllre_nmp = {
485 .divm_shift = 0,
486 .divm_width = 8,
487 .divn_shift = 8,
488 .divn_width = 8,
489 .divp_shift = 16,
490 .divp_width = 4,
491};
492
493static struct tegra_clk_pll_params pll_re_vco_params = {
494 .input_min = 12000000,
495 .input_max = 1000000000,
496 .cf_min = 12000000,
497 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
498 .vco_min = 300000000,
499 .vco_max = 600000000,
500 .base_reg = PLLRE_BASE,
501 .misc_reg = PLLRE_MISC,
502 .lock_mask = PLLRE_MISC_LOCK,
503 .lock_enable_bit_idx = PLLRE_MISC_LOCK_ENABLE,
504 .lock_delay = 300,
505 .iddq_reg = PLLRE_MISC,
506 .iddq_bit_idx = PLLRE_IDDQ_BIT,
507 .div_nmp = &pllre_nmp,
508 .flags = TEGRA_PLL_USE_LOCK,
509};
510
511static struct div_nmp pllp_nmp = {
512 .divm_shift = 0,
513 .divm_width = 5,
514 .divn_shift = 8,
515 .divn_width = 10,
516 .divp_shift = 20,
517 .divp_width = 3,
518};
519
520static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
Gabe Black2ec35fd2013-12-26 16:44:21 -0800521 {12000000, 408000000, 408, 12, 0, 8},
522 {13000000, 408000000, 408, 13, 0, 8},
523 {16800000, 408000000, 340, 14, 0, 8},
524 {19200000, 408000000, 340, 16, 0, 8},
525 {26000000, 408000000, 408, 26, 0, 8},
Peter De Schrijver76da3142013-09-09 13:23:56 +0300526 {0, 0, 0, 0, 0, 0},
527};
528
529static struct tegra_clk_pll_params pll_p_params = {
530 .input_min = 2000000,
531 .input_max = 31000000,
532 .cf_min = 1000000,
533 .cf_max = 6000000,
534 .vco_min = 200000000,
535 .vco_max = 700000000,
536 .base_reg = PLLP_BASE,
537 .misc_reg = PLLP_MISC,
538 .lock_mask = PLL_BASE_LOCK,
539 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
540 .lock_delay = 300,
541 .div_nmp = &pllp_nmp,
542 .freq_table = pll_p_freq_table,
543 .fixed_rate = 408000000,
544 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK,
545};
546
547static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
548 {9600000, 282240000, 147, 5, 0, 4},
549 {9600000, 368640000, 192, 5, 0, 4},
550 {9600000, 240000000, 200, 8, 0, 8},
551
552 {28800000, 282240000, 245, 25, 0, 8},
553 {28800000, 368640000, 320, 25, 0, 8},
554 {28800000, 240000000, 200, 24, 0, 8},
555 {0, 0, 0, 0, 0, 0},
556};
557
558static struct tegra_clk_pll_params pll_a_params = {
559 .input_min = 2000000,
560 .input_max = 31000000,
561 .cf_min = 1000000,
562 .cf_max = 6000000,
563 .vco_min = 200000000,
564 .vco_max = 700000000,
565 .base_reg = PLLA_BASE,
566 .misc_reg = PLLA_MISC,
567 .lock_mask = PLL_BASE_LOCK,
568 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
569 .lock_delay = 300,
570 .div_nmp = &pllp_nmp,
571 .freq_table = pll_a_freq_table,
572 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK,
573};
574
Rhyland Klein67fc26bf2013-12-26 16:44:22 -0800575static struct div_nmp plld_nmp = {
576 .divm_shift = 0,
577 .divm_width = 5,
578 .divn_shift = 8,
579 .divn_width = 11,
580 .divp_shift = 20,
581 .divp_width = 3,
582};
583
Peter De Schrijver76da3142013-09-09 13:23:56 +0300584static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
585 {12000000, 216000000, 864, 12, 4, 12},
586 {13000000, 216000000, 864, 13, 4, 12},
587 {16800000, 216000000, 720, 14, 4, 12},
588 {19200000, 216000000, 720, 16, 4, 12},
589 {26000000, 216000000, 864, 26, 4, 12},
590
591 {12000000, 594000000, 594, 12, 1, 12},
592 {13000000, 594000000, 594, 13, 1, 12},
593 {16800000, 594000000, 495, 14, 1, 12},
594 {19200000, 594000000, 495, 16, 1, 12},
595 {26000000, 594000000, 594, 26, 1, 12},
596
597 {12000000, 1000000000, 1000, 12, 1, 12},
598 {13000000, 1000000000, 1000, 13, 1, 12},
599 {19200000, 1000000000, 625, 12, 1, 12},
600 {26000000, 1000000000, 1000, 26, 1, 12},
601
602 {0, 0, 0, 0, 0, 0},
603};
604
605static struct tegra_clk_pll_params pll_d_params = {
606 .input_min = 2000000,
607 .input_max = 40000000,
608 .cf_min = 1000000,
609 .cf_max = 6000000,
610 .vco_min = 500000000,
611 .vco_max = 1000000000,
612 .base_reg = PLLD_BASE,
613 .misc_reg = PLLD_MISC,
614 .lock_mask = PLL_BASE_LOCK,
615 .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
616 .lock_delay = 1000,
Rhyland Klein67fc26bf2013-12-26 16:44:22 -0800617 .div_nmp = &plld_nmp,
Peter De Schrijver76da3142013-09-09 13:23:56 +0300618 .freq_table = pll_d_freq_table,
619 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
620 TEGRA_PLL_USE_LOCK,
621};
622
623static struct tegra_clk_pll_freq_table tegra124_pll_d2_freq_table[] = {
David Ung0e766c22013-12-26 16:44:23 -0800624 { 12000000, 594000000, 99, 1, 2},
625 { 13000000, 594000000, 91, 1, 2}, /* actual: 591.5 MHz */
626 { 16800000, 594000000, 71, 1, 2}, /* actual: 596.4 MHz */
627 { 19200000, 594000000, 62, 1, 2}, /* actual: 595.2 MHz */
628 { 26000000, 594000000, 91, 2, 2}, /* actual: 591.5 MHz */
Peter De Schrijver76da3142013-09-09 13:23:56 +0300629 { 0, 0, 0, 0, 0, 0 },
630};
631
632static struct tegra_clk_pll_params tegra124_pll_d2_params = {
633 .input_min = 12000000,
634 .input_max = 1000000000,
635 .cf_min = 12000000,
636 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
637 .vco_min = 600000000,
638 .vco_max = 1200000000,
639 .base_reg = PLLD2_BASE,
640 .misc_reg = PLLD2_MISC,
641 .lock_mask = PLL_BASE_LOCK,
642 .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
643 .lock_delay = 300,
644 .iddq_reg = PLLD2_BASE,
645 .iddq_bit_idx = PLLSS_IDDQ_BIT,
646 .pdiv_tohw = pll12g_ssd_esd_p,
647 .div_nmp = &pllss_nmp,
648 .ext_misc_reg[0] = 0x570,
649 .ext_misc_reg[1] = 0x574,
650 .ext_misc_reg[2] = 0x578,
651 .max_p = 15,
652 .freq_table = tegra124_pll_d2_freq_table,
653};
654
655static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
656 { 12000000, 600000000, 100, 1, 1},
657 { 13000000, 600000000, 92, 1, 1}, /* actual: 598.0 MHz */
658 { 16800000, 600000000, 71, 1, 1}, /* actual: 596.4 MHz */
659 { 19200000, 600000000, 62, 1, 1}, /* actual: 595.2 MHz */
660 { 26000000, 600000000, 92, 2, 1}, /* actual: 598.0 MHz */
661 { 0, 0, 0, 0, 0, 0 },
662};
663
664static struct tegra_clk_pll_params pll_dp_params = {
665 .input_min = 12000000,
666 .input_max = 1000000000,
667 .cf_min = 12000000,
668 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
669 .vco_min = 600000000,
670 .vco_max = 1200000000,
671 .base_reg = PLLDP_BASE,
672 .misc_reg = PLLDP_MISC,
673 .lock_mask = PLL_BASE_LOCK,
674 .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
675 .lock_delay = 300,
676 .iddq_reg = PLLDP_BASE,
677 .iddq_bit_idx = PLLSS_IDDQ_BIT,
678 .pdiv_tohw = pll12g_ssd_esd_p,
679 .div_nmp = &pllss_nmp,
680 .ext_misc_reg[0] = 0x598,
681 .ext_misc_reg[1] = 0x59c,
682 .ext_misc_reg[2] = 0x5a0,
683 .max_p = 5,
684 .freq_table = pll_dp_freq_table,
685};
686
687static struct pdiv_map pllu_p[] = {
688 { .pdiv = 1, .hw_val = 1 },
689 { .pdiv = 2, .hw_val = 0 },
690 { .pdiv = 0, .hw_val = 0 },
691};
692
693static struct div_nmp pllu_nmp = {
694 .divm_shift = 0,
695 .divm_width = 5,
696 .divn_shift = 8,
697 .divn_width = 10,
698 .divp_shift = 20,
699 .divp_width = 1,
700};
701
702static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
703 {12000000, 480000000, 960, 12, 2, 12},
704 {13000000, 480000000, 960, 13, 2, 12},
705 {16800000, 480000000, 400, 7, 2, 5},
706 {19200000, 480000000, 200, 4, 2, 3},
707 {26000000, 480000000, 960, 26, 2, 12},
708 {0, 0, 0, 0, 0, 0},
709};
710
711static struct tegra_clk_pll_params pll_u_params = {
712 .input_min = 2000000,
713 .input_max = 40000000,
714 .cf_min = 1000000,
715 .cf_max = 6000000,
716 .vco_min = 480000000,
717 .vco_max = 960000000,
718 .base_reg = PLLU_BASE,
719 .misc_reg = PLLU_MISC,
720 .lock_mask = PLL_BASE_LOCK,
721 .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
722 .lock_delay = 1000,
723 .pdiv_tohw = pllu_p,
724 .div_nmp = &pllu_nmp,
725 .freq_table = pll_u_freq_table,
726 .flags = TEGRA_PLLU | TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
727 TEGRA_PLL_USE_LOCK,
728};
729
730struct utmi_clk_param {
731 /* Oscillator Frequency in KHz */
732 u32 osc_frequency;
733 /* UTMIP PLL Enable Delay Count */
734 u8 enable_delay_count;
735 /* UTMIP PLL Stable count */
736 u8 stable_count;
737 /* UTMIP PLL Active delay count */
738 u8 active_delay_count;
739 /* UTMIP PLL Xtal frequency count */
740 u8 xtal_freq_count;
741};
742
743static const struct utmi_clk_param utmi_parameters[] = {
744 {.osc_frequency = 13000000, .enable_delay_count = 0x02,
745 .stable_count = 0x33, .active_delay_count = 0x05,
746 .xtal_freq_count = 0x7F},
747 {.osc_frequency = 19200000, .enable_delay_count = 0x03,
748 .stable_count = 0x4B, .active_delay_count = 0x06,
749 .xtal_freq_count = 0xBB},
750 {.osc_frequency = 12000000, .enable_delay_count = 0x02,
751 .stable_count = 0x2F, .active_delay_count = 0x04,
752 .xtal_freq_count = 0x76},
753 {.osc_frequency = 26000000, .enable_delay_count = 0x04,
754 .stable_count = 0x66, .active_delay_count = 0x09,
755 .xtal_freq_count = 0xFE},
756 {.osc_frequency = 16800000, .enable_delay_count = 0x03,
757 .stable_count = 0x41, .active_delay_count = 0x0A,
758 .xtal_freq_count = 0xA4},
759};
760
761static struct tegra_clk tegra124_clks[tegra_clk_max] __initdata = {
762 [tegra_clk_ispb] = { .dt_id = TEGRA124_CLK_ISPB, .present = true },
763 [tegra_clk_rtc] = { .dt_id = TEGRA124_CLK_RTC, .present = true },
764 [tegra_clk_timer] = { .dt_id = TEGRA124_CLK_TIMER, .present = true },
765 [tegra_clk_uarta] = { .dt_id = TEGRA124_CLK_UARTA, .present = true },
Andrew Bresticker20e7c322013-12-26 16:44:25 -0800766 [tegra_clk_sdmmc2_8] = { .dt_id = TEGRA124_CLK_SDMMC2, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300767 [tegra_clk_i2s1] = { .dt_id = TEGRA124_CLK_I2S1, .present = true },
768 [tegra_clk_i2c1] = { .dt_id = TEGRA124_CLK_I2C1, .present = true },
Andrew Bresticker20e7c322013-12-26 16:44:25 -0800769 [tegra_clk_sdmmc1_8] = { .dt_id = TEGRA124_CLK_SDMMC1, .present = true },
770 [tegra_clk_sdmmc4_8] = { .dt_id = TEGRA124_CLK_SDMMC4, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300771 [tegra_clk_pwm] = { .dt_id = TEGRA124_CLK_PWM, .present = true },
772 [tegra_clk_i2s2] = { .dt_id = TEGRA124_CLK_I2S2, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300773 [tegra_clk_usbd] = { .dt_id = TEGRA124_CLK_USBD, .present = true },
774 [tegra_clk_isp_8] = { .dt_id = TEGRA124_CLK_ISP, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300775 [tegra_clk_disp2] = { .dt_id = TEGRA124_CLK_DISP2, .present = true },
776 [tegra_clk_disp1] = { .dt_id = TEGRA124_CLK_DISP1, .present = true },
Mark Zhang82ba1c32013-12-26 16:44:24 -0800777 [tegra_clk_host1x_8] = { .dt_id = TEGRA124_CLK_HOST1X, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300778 [tegra_clk_vcp] = { .dt_id = TEGRA124_CLK_VCP, .present = true },
779 [tegra_clk_i2s0] = { .dt_id = TEGRA124_CLK_I2S0, .present = true },
780 [tegra_clk_apbdma] = { .dt_id = TEGRA124_CLK_APBDMA, .present = true },
781 [tegra_clk_kbc] = { .dt_id = TEGRA124_CLK_KBC, .present = true },
782 [tegra_clk_kfuse] = { .dt_id = TEGRA124_CLK_KFUSE, .present = true },
783 [tegra_clk_sbc1] = { .dt_id = TEGRA124_CLK_SBC1, .present = true },
784 [tegra_clk_nor] = { .dt_id = TEGRA124_CLK_NOR, .present = true },
785 [tegra_clk_sbc2] = { .dt_id = TEGRA124_CLK_SBC2, .present = true },
786 [tegra_clk_sbc3] = { .dt_id = TEGRA124_CLK_SBC3, .present = true },
787 [tegra_clk_i2c5] = { .dt_id = TEGRA124_CLK_I2C5, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300788 [tegra_clk_mipi] = { .dt_id = TEGRA124_CLK_MIPI, .present = true },
789 [tegra_clk_hdmi] = { .dt_id = TEGRA124_CLK_HDMI, .present = true },
790 [tegra_clk_csi] = { .dt_id = TEGRA124_CLK_CSI, .present = true },
791 [tegra_clk_i2c2] = { .dt_id = TEGRA124_CLK_I2C2, .present = true },
792 [tegra_clk_uartc] = { .dt_id = TEGRA124_CLK_UARTC, .present = true },
793 [tegra_clk_mipi_cal] = { .dt_id = TEGRA124_CLK_MIPI_CAL, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300794 [tegra_clk_usb2] = { .dt_id = TEGRA124_CLK_USB2, .present = true },
795 [tegra_clk_usb3] = { .dt_id = TEGRA124_CLK_USB3, .present = true },
796 [tegra_clk_vde_8] = { .dt_id = TEGRA124_CLK_VDE, .present = true },
797 [tegra_clk_bsea] = { .dt_id = TEGRA124_CLK_BSEA, .present = true },
798 [tegra_clk_bsev] = { .dt_id = TEGRA124_CLK_BSEV, .present = true },
799 [tegra_clk_uartd] = { .dt_id = TEGRA124_CLK_UARTD, .present = true },
800 [tegra_clk_i2c3] = { .dt_id = TEGRA124_CLK_I2C3, .present = true },
801 [tegra_clk_sbc4] = { .dt_id = TEGRA124_CLK_SBC4, .present = true },
Andrew Bresticker20e7c322013-12-26 16:44:25 -0800802 [tegra_clk_sdmmc3_8] = { .dt_id = TEGRA124_CLK_SDMMC3, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300803 [tegra_clk_pcie] = { .dt_id = TEGRA124_CLK_PCIE, .present = true },
804 [tegra_clk_owr] = { .dt_id = TEGRA124_CLK_OWR, .present = true },
805 [tegra_clk_afi] = { .dt_id = TEGRA124_CLK_AFI, .present = true },
806 [tegra_clk_csite] = { .dt_id = TEGRA124_CLK_CSITE, .present = true },
807 [tegra_clk_la] = { .dt_id = TEGRA124_CLK_LA, .present = true },
808 [tegra_clk_trace] = { .dt_id = TEGRA124_CLK_TRACE, .present = true },
809 [tegra_clk_soc_therm] = { .dt_id = TEGRA124_CLK_SOC_THERM, .present = true },
810 [tegra_clk_dtv] = { .dt_id = TEGRA124_CLK_DTV, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300811 [tegra_clk_i2cslow] = { .dt_id = TEGRA124_CLK_I2CSLOW, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300812 [tegra_clk_tsec] = { .dt_id = TEGRA124_CLK_TSEC, .present = true },
813 [tegra_clk_xusb_host] = { .dt_id = TEGRA124_CLK_XUSB_HOST, .present = true },
814 [tegra_clk_msenc] = { .dt_id = TEGRA124_CLK_MSENC, .present = true },
815 [tegra_clk_csus] = { .dt_id = TEGRA124_CLK_CSUS, .present = true },
816 [tegra_clk_mselect] = { .dt_id = TEGRA124_CLK_MSELECT, .present = true },
817 [tegra_clk_tsensor] = { .dt_id = TEGRA124_CLK_TSENSOR, .present = true },
818 [tegra_clk_i2s3] = { .dt_id = TEGRA124_CLK_I2S3, .present = true },
819 [tegra_clk_i2s4] = { .dt_id = TEGRA124_CLK_I2S4, .present = true },
820 [tegra_clk_i2c4] = { .dt_id = TEGRA124_CLK_I2C4, .present = true },
821 [tegra_clk_sbc5] = { .dt_id = TEGRA124_CLK_SBC5, .present = true },
822 [tegra_clk_sbc6] = { .dt_id = TEGRA124_CLK_SBC6, .present = true },
823 [tegra_clk_d_audio] = { .dt_id = TEGRA124_CLK_D_AUDIO, .present = true },
824 [tegra_clk_apbif] = { .dt_id = TEGRA124_CLK_APBIF, .present = true },
825 [tegra_clk_dam0] = { .dt_id = TEGRA124_CLK_DAM0, .present = true },
826 [tegra_clk_dam1] = { .dt_id = TEGRA124_CLK_DAM1, .present = true },
827 [tegra_clk_dam2] = { .dt_id = TEGRA124_CLK_DAM2, .present = true },
828 [tegra_clk_hda2codec_2x] = { .dt_id = TEGRA124_CLK_HDA2CODEC_2X, .present = true },
829 [tegra_clk_audio0_2x] = { .dt_id = TEGRA124_CLK_AUDIO0_2X, .present = true },
830 [tegra_clk_audio1_2x] = { .dt_id = TEGRA124_CLK_AUDIO1_2X, .present = true },
831 [tegra_clk_audio2_2x] = { .dt_id = TEGRA124_CLK_AUDIO2_2X, .present = true },
832 [tegra_clk_audio3_2x] = { .dt_id = TEGRA124_CLK_AUDIO3_2X, .present = true },
833 [tegra_clk_audio4_2x] = { .dt_id = TEGRA124_CLK_AUDIO4_2X, .present = true },
834 [tegra_clk_spdif_2x] = { .dt_id = TEGRA124_CLK_SPDIF_2X, .present = true },
835 [tegra_clk_actmon] = { .dt_id = TEGRA124_CLK_ACTMON, .present = true },
836 [tegra_clk_extern1] = { .dt_id = TEGRA124_CLK_EXTERN1, .present = true },
837 [tegra_clk_extern2] = { .dt_id = TEGRA124_CLK_EXTERN2, .present = true },
838 [tegra_clk_extern3] = { .dt_id = TEGRA124_CLK_EXTERN3, .present = true },
839 [tegra_clk_sata_oob] = { .dt_id = TEGRA124_CLK_SATA_OOB, .present = true },
840 [tegra_clk_sata] = { .dt_id = TEGRA124_CLK_SATA, .present = true },
841 [tegra_clk_hda] = { .dt_id = TEGRA124_CLK_HDA, .present = true },
842 [tegra_clk_se] = { .dt_id = TEGRA124_CLK_SE, .present = true },
843 [tegra_clk_hda2hdmi] = { .dt_id = TEGRA124_CLK_HDA2HDMI, .present = true },
844 [tegra_clk_sata_cold] = { .dt_id = TEGRA124_CLK_SATA_COLD, .present = true },
845 [tegra_clk_cilab] = { .dt_id = TEGRA124_CLK_CILAB, .present = true },
846 [tegra_clk_cilcd] = { .dt_id = TEGRA124_CLK_CILCD, .present = true },
847 [tegra_clk_cile] = { .dt_id = TEGRA124_CLK_CILE, .present = true },
848 [tegra_clk_dsialp] = { .dt_id = TEGRA124_CLK_DSIALP, .present = true },
849 [tegra_clk_dsiblp] = { .dt_id = TEGRA124_CLK_DSIBLP, .present = true },
850 [tegra_clk_entropy] = { .dt_id = TEGRA124_CLK_ENTROPY, .present = true },
851 [tegra_clk_dds] = { .dt_id = TEGRA124_CLK_DDS, .present = true },
852 [tegra_clk_dp2] = { .dt_id = TEGRA124_CLK_DP2, .present = true },
853 [tegra_clk_amx] = { .dt_id = TEGRA124_CLK_AMX, .present = true },
854 [tegra_clk_adx] = { .dt_id = TEGRA124_CLK_ADX, .present = true },
855 [tegra_clk_xusb_ss] = { .dt_id = TEGRA124_CLK_XUSB_SS, .present = true },
856 [tegra_clk_i2c6] = { .dt_id = TEGRA124_CLK_I2C6, .present = true },
857 [tegra_clk_vim2_clk] = { .dt_id = TEGRA124_CLK_VIM2_CLK, .present = true },
858 [tegra_clk_hdmi_audio] = { .dt_id = TEGRA124_CLK_HDMI_AUDIO, .present = true },
859 [tegra_clk_clk72Mhz] = { .dt_id = TEGRA124_CLK_CLK72MHZ, .present = true },
860 [tegra_clk_vic03] = { .dt_id = TEGRA124_CLK_VIC03, .present = true },
861 [tegra_clk_adx1] = { .dt_id = TEGRA124_CLK_ADX1, .present = true },
862 [tegra_clk_dpaux] = { .dt_id = TEGRA124_CLK_DPAUX, .present = true },
863 [tegra_clk_sor0] = { .dt_id = TEGRA124_CLK_SOR0, .present = true },
864 [tegra_clk_sor0_lvds] = { .dt_id = TEGRA124_CLK_SOR0_LVDS, .present = true },
865 [tegra_clk_gpu] = { .dt_id = TEGRA124_CLK_GPU, .present = true },
866 [tegra_clk_amx1] = { .dt_id = TEGRA124_CLK_AMX1, .present = true },
867 [tegra_clk_uartb] = { .dt_id = TEGRA124_CLK_UARTB, .present = true },
868 [tegra_clk_vfir] = { .dt_id = TEGRA124_CLK_VFIR, .present = true },
869 [tegra_clk_spdif_in] = { .dt_id = TEGRA124_CLK_SPDIF_IN, .present = true },
870 [tegra_clk_spdif_out] = { .dt_id = TEGRA124_CLK_SPDIF_OUT, .present = true },
871 [tegra_clk_vi_9] = { .dt_id = TEGRA124_CLK_VI, .present = true },
Peter De Schrijver167d5362014-06-04 16:25:44 +0300872 [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA124_CLK_VI_SENSOR, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300873 [tegra_clk_fuse] = { .dt_id = TEGRA124_CLK_FUSE, .present = true },
874 [tegra_clk_fuse_burn] = { .dt_id = TEGRA124_CLK_FUSE_BURN, .present = true },
875 [tegra_clk_clk_32k] = { .dt_id = TEGRA124_CLK_CLK_32K, .present = true },
876 [tegra_clk_clk_m] = { .dt_id = TEGRA124_CLK_CLK_M, .present = true },
877 [tegra_clk_clk_m_div2] = { .dt_id = TEGRA124_CLK_CLK_M_DIV2, .present = true },
878 [tegra_clk_clk_m_div4] = { .dt_id = TEGRA124_CLK_CLK_M_DIV4, .present = true },
879 [tegra_clk_pll_ref] = { .dt_id = TEGRA124_CLK_PLL_REF, .present = true },
880 [tegra_clk_pll_c] = { .dt_id = TEGRA124_CLK_PLL_C, .present = true },
881 [tegra_clk_pll_c_out1] = { .dt_id = TEGRA124_CLK_PLL_C_OUT1, .present = true },
882 [tegra_clk_pll_c2] = { .dt_id = TEGRA124_CLK_PLL_C2, .present = true },
883 [tegra_clk_pll_c3] = { .dt_id = TEGRA124_CLK_PLL_C3, .present = true },
884 [tegra_clk_pll_m] = { .dt_id = TEGRA124_CLK_PLL_M, .present = true },
885 [tegra_clk_pll_m_out1] = { .dt_id = TEGRA124_CLK_PLL_M_OUT1, .present = true },
886 [tegra_clk_pll_p] = { .dt_id = TEGRA124_CLK_PLL_P, .present = true },
887 [tegra_clk_pll_p_out1] = { .dt_id = TEGRA124_CLK_PLL_P_OUT1, .present = true },
888 [tegra_clk_pll_p_out2] = { .dt_id = TEGRA124_CLK_PLL_P_OUT2, .present = true },
889 [tegra_clk_pll_p_out3] = { .dt_id = TEGRA124_CLK_PLL_P_OUT3, .present = true },
890 [tegra_clk_pll_p_out4] = { .dt_id = TEGRA124_CLK_PLL_P_OUT4, .present = true },
891 [tegra_clk_pll_a] = { .dt_id = TEGRA124_CLK_PLL_A, .present = true },
892 [tegra_clk_pll_a_out0] = { .dt_id = TEGRA124_CLK_PLL_A_OUT0, .present = true },
893 [tegra_clk_pll_d] = { .dt_id = TEGRA124_CLK_PLL_D, .present = true },
894 [tegra_clk_pll_d_out0] = { .dt_id = TEGRA124_CLK_PLL_D_OUT0, .present = true },
895 [tegra_clk_pll_d2] = { .dt_id = TEGRA124_CLK_PLL_D2, .present = true },
896 [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA124_CLK_PLL_D2_OUT0, .present = true },
897 [tegra_clk_pll_u] = { .dt_id = TEGRA124_CLK_PLL_U, .present = true },
898 [tegra_clk_pll_u_480m] = { .dt_id = TEGRA124_CLK_PLL_U_480M, .present = true },
899 [tegra_clk_pll_u_60m] = { .dt_id = TEGRA124_CLK_PLL_U_60M, .present = true },
900 [tegra_clk_pll_u_48m] = { .dt_id = TEGRA124_CLK_PLL_U_48M, .present = true },
901 [tegra_clk_pll_u_12m] = { .dt_id = TEGRA124_CLK_PLL_U_12M, .present = true },
902 [tegra_clk_pll_x] = { .dt_id = TEGRA124_CLK_PLL_X, .present = true },
903 [tegra_clk_pll_x_out0] = { .dt_id = TEGRA124_CLK_PLL_X_OUT0, .present = true },
904 [tegra_clk_pll_re_vco] = { .dt_id = TEGRA124_CLK_PLL_RE_VCO, .present = true },
905 [tegra_clk_pll_re_out] = { .dt_id = TEGRA124_CLK_PLL_RE_OUT, .present = true },
906 [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC, .present = true },
907 [tegra_clk_i2s0_sync] = { .dt_id = TEGRA124_CLK_I2S0_SYNC, .present = true },
908 [tegra_clk_i2s1_sync] = { .dt_id = TEGRA124_CLK_I2S1_SYNC, .present = true },
909 [tegra_clk_i2s2_sync] = { .dt_id = TEGRA124_CLK_I2S2_SYNC, .present = true },
910 [tegra_clk_i2s3_sync] = { .dt_id = TEGRA124_CLK_I2S3_SYNC, .present = true },
911 [tegra_clk_i2s4_sync] = { .dt_id = TEGRA124_CLK_I2S4_SYNC, .present = true },
912 [tegra_clk_vimclk_sync] = { .dt_id = TEGRA124_CLK_VIMCLK_SYNC, .present = true },
913 [tegra_clk_audio0] = { .dt_id = TEGRA124_CLK_AUDIO0, .present = true },
914 [tegra_clk_audio1] = { .dt_id = TEGRA124_CLK_AUDIO1, .present = true },
915 [tegra_clk_audio2] = { .dt_id = TEGRA124_CLK_AUDIO2, .present = true },
916 [tegra_clk_audio3] = { .dt_id = TEGRA124_CLK_AUDIO3, .present = true },
917 [tegra_clk_audio4] = { .dt_id = TEGRA124_CLK_AUDIO4, .present = true },
918 [tegra_clk_spdif] = { .dt_id = TEGRA124_CLK_SPDIF, .present = true },
919 [tegra_clk_clk_out_1] = { .dt_id = TEGRA124_CLK_CLK_OUT_1, .present = true },
920 [tegra_clk_clk_out_2] = { .dt_id = TEGRA124_CLK_CLK_OUT_2, .present = true },
921 [tegra_clk_clk_out_3] = { .dt_id = TEGRA124_CLK_CLK_OUT_3, .present = true },
922 [tegra_clk_blink] = { .dt_id = TEGRA124_CLK_BLINK, .present = true },
923 [tegra_clk_xusb_host_src] = { .dt_id = TEGRA124_CLK_XUSB_HOST_SRC, .present = true },
924 [tegra_clk_xusb_falcon_src] = { .dt_id = TEGRA124_CLK_XUSB_FALCON_SRC, .present = true },
925 [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA124_CLK_XUSB_FS_SRC, .present = true },
926 [tegra_clk_xusb_ss_src] = { .dt_id = TEGRA124_CLK_XUSB_SS_SRC, .present = true },
Andrew Bresticker5c992af2014-05-14 17:32:59 -0700927 [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA124_CLK_XUSB_SS_DIV2, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300928 [tegra_clk_xusb_dev_src] = { .dt_id = TEGRA124_CLK_XUSB_DEV_SRC, .present = true },
929 [tegra_clk_xusb_dev] = { .dt_id = TEGRA124_CLK_XUSB_DEV, .present = true },
930 [tegra_clk_xusb_hs_src] = { .dt_id = TEGRA124_CLK_XUSB_HS_SRC, .present = true },
931 [tegra_clk_sclk] = { .dt_id = TEGRA124_CLK_SCLK, .present = true },
932 [tegra_clk_hclk] = { .dt_id = TEGRA124_CLK_HCLK, .present = true },
933 [tegra_clk_pclk] = { .dt_id = TEGRA124_CLK_PCLK, .present = true },
934 [tegra_clk_cclk_g] = { .dt_id = TEGRA124_CLK_CCLK_G, .present = true },
935 [tegra_clk_cclk_lp] = { .dt_id = TEGRA124_CLK_CCLK_LP, .present = true },
936 [tegra_clk_dfll_ref] = { .dt_id = TEGRA124_CLK_DFLL_REF, .present = true },
937 [tegra_clk_dfll_soc] = { .dt_id = TEGRA124_CLK_DFLL_SOC, .present = true },
938 [tegra_clk_vi_sensor2] = { .dt_id = TEGRA124_CLK_VI_SENSOR2, .present = true },
939 [tegra_clk_pll_p_out5] = { .dt_id = TEGRA124_CLK_PLL_P_OUT5, .present = true },
940 [tegra_clk_pll_c4] = { .dt_id = TEGRA124_CLK_PLL_C4, .present = true },
941 [tegra_clk_pll_dp] = { .dt_id = TEGRA124_CLK_PLL_DP, .present = true },
942 [tegra_clk_audio0_mux] = { .dt_id = TEGRA124_CLK_AUDIO0_MUX, .present = true },
943 [tegra_clk_audio1_mux] = { .dt_id = TEGRA124_CLK_AUDIO1_MUX, .present = true },
944 [tegra_clk_audio2_mux] = { .dt_id = TEGRA124_CLK_AUDIO2_MUX, .present = true },
945 [tegra_clk_audio3_mux] = { .dt_id = TEGRA124_CLK_AUDIO3_MUX, .present = true },
946 [tegra_clk_audio4_mux] = { .dt_id = TEGRA124_CLK_AUDIO4_MUX, .present = true },
947 [tegra_clk_spdif_mux] = { .dt_id = TEGRA124_CLK_SPDIF_MUX, .present = true },
948 [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_1_MUX, .present = true },
949 [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_2_MUX, .present = true },
950 [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_3_MUX, .present = true },
Peter De Schrijver76da3142013-09-09 13:23:56 +0300951};
952
953static struct tegra_devclk devclks[] __initdata = {
954 { .con_id = "clk_m", .dt_id = TEGRA124_CLK_CLK_M },
955 { .con_id = "pll_ref", .dt_id = TEGRA124_CLK_PLL_REF },
956 { .con_id = "clk_32k", .dt_id = TEGRA124_CLK_CLK_32K },
957 { .con_id = "clk_m_div2", .dt_id = TEGRA124_CLK_CLK_M_DIV2 },
958 { .con_id = "clk_m_div4", .dt_id = TEGRA124_CLK_CLK_M_DIV4 },
959 { .con_id = "pll_c", .dt_id = TEGRA124_CLK_PLL_C },
960 { .con_id = "pll_c_out1", .dt_id = TEGRA124_CLK_PLL_C_OUT1 },
961 { .con_id = "pll_c2", .dt_id = TEGRA124_CLK_PLL_C2 },
962 { .con_id = "pll_c3", .dt_id = TEGRA124_CLK_PLL_C3 },
963 { .con_id = "pll_p", .dt_id = TEGRA124_CLK_PLL_P },
964 { .con_id = "pll_p_out1", .dt_id = TEGRA124_CLK_PLL_P_OUT1 },
965 { .con_id = "pll_p_out2", .dt_id = TEGRA124_CLK_PLL_P_OUT2 },
966 { .con_id = "pll_p_out3", .dt_id = TEGRA124_CLK_PLL_P_OUT3 },
967 { .con_id = "pll_p_out4", .dt_id = TEGRA124_CLK_PLL_P_OUT4 },
968 { .con_id = "pll_m", .dt_id = TEGRA124_CLK_PLL_M },
969 { .con_id = "pll_m_out1", .dt_id = TEGRA124_CLK_PLL_M_OUT1 },
970 { .con_id = "pll_x", .dt_id = TEGRA124_CLK_PLL_X },
971 { .con_id = "pll_x_out0", .dt_id = TEGRA124_CLK_PLL_X_OUT0 },
972 { .con_id = "pll_u", .dt_id = TEGRA124_CLK_PLL_U },
973 { .con_id = "pll_u_480M", .dt_id = TEGRA124_CLK_PLL_U_480M },
974 { .con_id = "pll_u_60M", .dt_id = TEGRA124_CLK_PLL_U_60M },
975 { .con_id = "pll_u_48M", .dt_id = TEGRA124_CLK_PLL_U_48M },
976 { .con_id = "pll_u_12M", .dt_id = TEGRA124_CLK_PLL_U_12M },
977 { .con_id = "pll_d", .dt_id = TEGRA124_CLK_PLL_D },
978 { .con_id = "pll_d_out0", .dt_id = TEGRA124_CLK_PLL_D_OUT0 },
979 { .con_id = "pll_d2", .dt_id = TEGRA124_CLK_PLL_D2 },
980 { .con_id = "pll_d2_out0", .dt_id = TEGRA124_CLK_PLL_D2_OUT0 },
981 { .con_id = "pll_a", .dt_id = TEGRA124_CLK_PLL_A },
982 { .con_id = "pll_a_out0", .dt_id = TEGRA124_CLK_PLL_A_OUT0 },
983 { .con_id = "pll_re_vco", .dt_id = TEGRA124_CLK_PLL_RE_VCO },
984 { .con_id = "pll_re_out", .dt_id = TEGRA124_CLK_PLL_RE_OUT },
985 { .con_id = "spdif_in_sync", .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC },
986 { .con_id = "i2s0_sync", .dt_id = TEGRA124_CLK_I2S0_SYNC },
987 { .con_id = "i2s1_sync", .dt_id = TEGRA124_CLK_I2S1_SYNC },
988 { .con_id = "i2s2_sync", .dt_id = TEGRA124_CLK_I2S2_SYNC },
989 { .con_id = "i2s3_sync", .dt_id = TEGRA124_CLK_I2S3_SYNC },
990 { .con_id = "i2s4_sync", .dt_id = TEGRA124_CLK_I2S4_SYNC },
991 { .con_id = "vimclk_sync", .dt_id = TEGRA124_CLK_VIMCLK_SYNC },
992 { .con_id = "audio0", .dt_id = TEGRA124_CLK_AUDIO0 },
993 { .con_id = "audio1", .dt_id = TEGRA124_CLK_AUDIO1 },
994 { .con_id = "audio2", .dt_id = TEGRA124_CLK_AUDIO2 },
995 { .con_id = "audio3", .dt_id = TEGRA124_CLK_AUDIO3 },
996 { .con_id = "audio4", .dt_id = TEGRA124_CLK_AUDIO4 },
997 { .con_id = "spdif", .dt_id = TEGRA124_CLK_SPDIF },
998 { .con_id = "audio0_2x", .dt_id = TEGRA124_CLK_AUDIO0_2X },
999 { .con_id = "audio1_2x", .dt_id = TEGRA124_CLK_AUDIO1_2X },
1000 { .con_id = "audio2_2x", .dt_id = TEGRA124_CLK_AUDIO2_2X },
1001 { .con_id = "audio3_2x", .dt_id = TEGRA124_CLK_AUDIO3_2X },
1002 { .con_id = "audio4_2x", .dt_id = TEGRA124_CLK_AUDIO4_2X },
1003 { .con_id = "spdif_2x", .dt_id = TEGRA124_CLK_SPDIF_2X },
1004 { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA124_CLK_EXTERN1 },
1005 { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA124_CLK_EXTERN2 },
1006 { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA124_CLK_EXTERN3 },
1007 { .con_id = "blink", .dt_id = TEGRA124_CLK_BLINK },
1008 { .con_id = "cclk_g", .dt_id = TEGRA124_CLK_CCLK_G },
1009 { .con_id = "cclk_lp", .dt_id = TEGRA124_CLK_CCLK_LP },
1010 { .con_id = "sclk", .dt_id = TEGRA124_CLK_SCLK },
1011 { .con_id = "hclk", .dt_id = TEGRA124_CLK_HCLK },
1012 { .con_id = "pclk", .dt_id = TEGRA124_CLK_PCLK },
Alexandre Courbot5ab5d402013-11-21 03:38:10 +01001013 { .con_id = "fuse", .dt_id = TEGRA124_CLK_FUSE },
Peter De Schrijver76da3142013-09-09 13:23:56 +03001014 { .dev_id = "rtc-tegra", .dt_id = TEGRA124_CLK_RTC },
1015 { .dev_id = "timer", .dt_id = TEGRA124_CLK_TIMER },
Dylan Reid04794d92014-05-19 19:17:23 -07001016 { .con_id = "hda", .dt_id = TEGRA124_CLK_HDA },
1017 { .con_id = "hda2codec_2x", .dt_id = TEGRA124_CLK_HDA2CODEC_2X },
1018 { .con_id = "hda2hdmi", .dt_id = TEGRA124_CLK_HDA2HDMI },
Peter De Schrijver76da3142013-09-09 13:23:56 +03001019};
1020
1021static struct clk **clks;
1022
1023static void tegra124_utmi_param_configure(void __iomem *clk_base)
1024{
1025 u32 reg;
1026 int i;
1027
1028 for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
1029 if (osc_freq == utmi_parameters[i].osc_frequency)
1030 break;
1031 }
1032
1033 if (i >= ARRAY_SIZE(utmi_parameters)) {
1034 pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
1035 osc_freq);
1036 return;
1037 }
1038
1039 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
1040
1041 /* Program UTMIP PLL stable and active counts */
1042 /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
1043 reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
1044 reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
1045
1046 reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
1047
1048 reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].
1049 active_delay_count);
1050
1051 /* Remove power downs from UTMIP PLL control bits */
1052 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
1053 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
1054 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN;
1055
1056 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
1057
1058 /* Program UTMIP PLL delay and oscillator frequency counts */
1059 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
1060 reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
1061
1062 reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].
1063 enable_delay_count);
1064
1065 reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
1066 reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].
1067 xtal_freq_count);
1068
1069 /* Remove power downs from UTMIP PLL control bits */
1070 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
1071 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN;
1072 reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP;
1073 reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
1074 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
1075
1076 /* Setup HW control of UTMIPLL */
1077 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
1078 reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
1079 reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
1080 reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE;
1081 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
1082
1083 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
1084 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
1085 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
1086 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
1087
1088 udelay(1);
1089
1090 /* Setup SW override of UTMIPLL assuming USB2.0
1091 ports are assigned to USB2 */
1092 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
1093 reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL;
1094 reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
1095 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
1096
1097 udelay(1);
1098
1099 /* Enable HW control UTMIPLL */
1100 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
1101 reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
1102 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
1103}
1104
1105static __init void tegra124_periph_clk_init(void __iomem *clk_base,
1106 void __iomem *pmc_base)
1107{
1108 struct clk *clk;
Peter De Schrijver76da3142013-09-09 13:23:56 +03001109
Andrew Bresticker5c992af2014-05-14 17:32:59 -07001110 /* xusb_ss_div2 */
1111 clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
1112 1, 2);
1113 clks[TEGRA124_CLK_XUSB_SS_DIV2] = clk;
Peter De Schrijver76da3142013-09-09 13:23:56 +03001114
Thierry Redingc1d676c2015-03-26 17:53:01 +01001115 clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
Mark Zhangb2704912014-12-09 14:59:59 +08001116 clk_base + PLLD_MISC, 30, 0, &pll_d_lock);
Thierry Redingc1d676c2015-03-26 17:53:01 +01001117 clks[TEGRA124_CLK_PLL_D_DSI_OUT] = clk;
Peter De Schrijver76da3142013-09-09 13:23:56 +03001118
Thierry Redingc1d676c2015-03-26 17:53:01 +01001119 clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
1120 clk_base, 0, 48,
1121 periph_clk_enb_refcnt);
Mark Zhangb2704912014-12-09 14:59:59 +08001122 clks[TEGRA124_CLK_DSIA] = clk;
1123
Thierry Redingc1d676c2015-03-26 17:53:01 +01001124 clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
1125 clk_base, 0, 82,
1126 periph_clk_enb_refcnt);
Mark Zhangb2704912014-12-09 14:59:59 +08001127 clks[TEGRA124_CLK_DSIB] = clk;
Peter De Schrijver76da3142013-09-09 13:23:56 +03001128
1129 /* emc mux */
1130 clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
1131 ARRAY_SIZE(mux_pllmcp_clkm), 0,
1132 clk_base + CLK_SOURCE_EMC,
Thierry Reding4f4f85f2014-07-29 10:17:53 +02001133 29, 3, 0, &emc_lock);
1134
1135 clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC,
1136 &emc_lock);
1137 clks[TEGRA124_CLK_MC] = clk;
Peter De Schrijver76da3142013-09-09 13:23:56 +03001138
1139 /* cml0 */
1140 clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
1141 0, 0, &pll_e_lock);
1142 clk_register_clkdev(clk, "cml0", NULL);
1143 clks[TEGRA124_CLK_CML0] = clk;
1144
1145 /* cml1 */
1146 clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
1147 1, 0, &pll_e_lock);
1148 clk_register_clkdev(clk, "cml1", NULL);
1149 clks[TEGRA124_CLK_CML1] = clk;
1150
1151 tegra_periph_clk_init(clk_base, pmc_base, tegra124_clks, &pll_p_params);
1152}
1153
1154static void __init tegra124_pll_init(void __iomem *clk_base,
1155 void __iomem *pmc)
1156{
1157 u32 val;
1158 struct clk *clk;
1159
1160 /* PLLC */
1161 clk = tegra_clk_register_pllxc("pll_c", "pll_ref", clk_base,
1162 pmc, 0, &pll_c_params, NULL);
1163 clk_register_clkdev(clk, "pll_c", NULL);
1164 clks[TEGRA124_CLK_PLL_C] = clk;
1165
1166 /* PLLC_OUT1 */
1167 clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
1168 clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
1169 8, 8, 1, NULL);
1170 clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
1171 clk_base + PLLC_OUT, 1, 0,
1172 CLK_SET_RATE_PARENT, 0, NULL);
1173 clk_register_clkdev(clk, "pll_c_out1", NULL);
1174 clks[TEGRA124_CLK_PLL_C_OUT1] = clk;
1175
Mikko Perttunen4c495c22014-07-11 17:18:29 +03001176 /* PLLC_UD */
1177 clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
1178 CLK_SET_RATE_PARENT, 1, 1);
1179 clk_register_clkdev(clk, "pll_c_ud", NULL);
1180 clks[TEGRA124_CLK_PLL_C_UD] = clk;
1181
Peter De Schrijver76da3142013-09-09 13:23:56 +03001182 /* PLLC2 */
1183 clk = tegra_clk_register_pllc("pll_c2", "pll_ref", clk_base, pmc, 0,
1184 &pll_c2_params, NULL);
1185 clk_register_clkdev(clk, "pll_c2", NULL);
1186 clks[TEGRA124_CLK_PLL_C2] = clk;
1187
1188 /* PLLC3 */
1189 clk = tegra_clk_register_pllc("pll_c3", "pll_ref", clk_base, pmc, 0,
1190 &pll_c3_params, NULL);
1191 clk_register_clkdev(clk, "pll_c3", NULL);
1192 clks[TEGRA124_CLK_PLL_C3] = clk;
1193
1194 /* PLLM */
1195 clk = tegra_clk_register_pllm("pll_m", "pll_ref", clk_base, pmc,
1196 CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE,
1197 &pll_m_params, NULL);
1198 clk_register_clkdev(clk, "pll_m", NULL);
1199 clks[TEGRA124_CLK_PLL_M] = clk;
1200
1201 /* PLLM_OUT1 */
1202 clk = tegra_clk_register_divider("pll_m_out1_div", "pll_m",
1203 clk_base + PLLM_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
1204 8, 8, 1, NULL);
1205 clk = tegra_clk_register_pll_out("pll_m_out1", "pll_m_out1_div",
1206 clk_base + PLLM_OUT, 1, 0, CLK_IGNORE_UNUSED |
1207 CLK_SET_RATE_PARENT, 0, NULL);
1208 clk_register_clkdev(clk, "pll_m_out1", NULL);
1209 clks[TEGRA124_CLK_PLL_M_OUT1] = clk;
1210
1211 /* PLLM_UD */
1212 clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
1213 CLK_SET_RATE_PARENT, 1, 1);
Mikko Perttunen4c495c22014-07-11 17:18:29 +03001214 clk_register_clkdev(clk, "pll_m_ud", NULL);
1215 clks[TEGRA124_CLK_PLL_M_UD] = clk;
Peter De Schrijver76da3142013-09-09 13:23:56 +03001216
1217 /* PLLU */
1218 val = readl(clk_base + pll_u_params.base_reg);
1219 val &= ~BIT(24); /* disable PLLU_OVERRIDE */
1220 writel(val, clk_base + pll_u_params.base_reg);
1221
1222 clk = tegra_clk_register_pll("pll_u", "pll_ref", clk_base, pmc, 0,
1223 &pll_u_params, &pll_u_lock);
1224 clk_register_clkdev(clk, "pll_u", NULL);
1225 clks[TEGRA124_CLK_PLL_U] = clk;
1226
1227 tegra124_utmi_param_configure(clk_base);
1228
1229 /* PLLU_480M */
1230 clk = clk_register_gate(NULL, "pll_u_480M", "pll_u",
1231 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
1232 22, 0, &pll_u_lock);
1233 clk_register_clkdev(clk, "pll_u_480M", NULL);
1234 clks[TEGRA124_CLK_PLL_U_480M] = clk;
1235
1236 /* PLLU_60M */
1237 clk = clk_register_fixed_factor(NULL, "pll_u_60M", "pll_u",
1238 CLK_SET_RATE_PARENT, 1, 8);
1239 clk_register_clkdev(clk, "pll_u_60M", NULL);
1240 clks[TEGRA124_CLK_PLL_U_60M] = clk;
1241
1242 /* PLLU_48M */
1243 clk = clk_register_fixed_factor(NULL, "pll_u_48M", "pll_u",
1244 CLK_SET_RATE_PARENT, 1, 10);
1245 clk_register_clkdev(clk, "pll_u_48M", NULL);
1246 clks[TEGRA124_CLK_PLL_U_48M] = clk;
1247
1248 /* PLLU_12M */
1249 clk = clk_register_fixed_factor(NULL, "pll_u_12M", "pll_u",
1250 CLK_SET_RATE_PARENT, 1, 40);
1251 clk_register_clkdev(clk, "pll_u_12M", NULL);
1252 clks[TEGRA124_CLK_PLL_U_12M] = clk;
1253
1254 /* PLLD */
1255 clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
1256 &pll_d_params, &pll_d_lock);
1257 clk_register_clkdev(clk, "pll_d", NULL);
1258 clks[TEGRA124_CLK_PLL_D] = clk;
1259
1260 /* PLLD_OUT0 */
1261 clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
1262 CLK_SET_RATE_PARENT, 1, 2);
1263 clk_register_clkdev(clk, "pll_d_out0", NULL);
1264 clks[TEGRA124_CLK_PLL_D_OUT0] = clk;
1265
1266 /* PLLRE */
1267 clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc,
1268 0, &pll_re_vco_params, &pll_re_lock, pll_ref_freq);
1269 clk_register_clkdev(clk, "pll_re_vco", NULL);
1270 clks[TEGRA124_CLK_PLL_RE_VCO] = clk;
1271
1272 clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
1273 clk_base + PLLRE_BASE, 16, 4, 0,
1274 pll_re_div_table, &pll_re_lock);
1275 clk_register_clkdev(clk, "pll_re_out", NULL);
1276 clks[TEGRA124_CLK_PLL_RE_OUT] = clk;
1277
1278 /* PLLE */
1279 clk = tegra_clk_register_plle_tegra114("pll_e", "pll_ref",
1280 clk_base, 0, &pll_e_params, NULL);
1281 clk_register_clkdev(clk, "pll_e", NULL);
1282 clks[TEGRA124_CLK_PLL_E] = clk;
1283
1284 /* PLLC4 */
1285 clk = tegra_clk_register_pllss("pll_c4", "pll_ref", clk_base, 0,
1286 &pll_c4_params, NULL);
1287 clk_register_clkdev(clk, "pll_c4", NULL);
1288 clks[TEGRA124_CLK_PLL_C4] = clk;
1289
1290 /* PLLDP */
1291 clk = tegra_clk_register_pllss("pll_dp", "pll_ref", clk_base, 0,
1292 &pll_dp_params, NULL);
1293 clk_register_clkdev(clk, "pll_dp", NULL);
1294 clks[TEGRA124_CLK_PLL_DP] = clk;
1295
1296 /* PLLD2 */
1297 clk = tegra_clk_register_pllss("pll_d2", "pll_ref", clk_base, 0,
1298 &tegra124_pll_d2_params, NULL);
1299 clk_register_clkdev(clk, "pll_d2", NULL);
1300 clks[TEGRA124_CLK_PLL_D2] = clk;
1301
David Ung0e766c22013-12-26 16:44:23 -08001302 /* PLLD2_OUT0 */
Peter De Schrijver76da3142013-09-09 13:23:56 +03001303 clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
David Ung0e766c22013-12-26 16:44:23 -08001304 CLK_SET_RATE_PARENT, 1, 1);
Peter De Schrijver76da3142013-09-09 13:23:56 +03001305 clk_register_clkdev(clk, "pll_d2_out0", NULL);
1306 clks[TEGRA124_CLK_PLL_D2_OUT0] = clk;
1307
1308}
1309
Joseph Lo9e036d32013-09-25 17:27:51 +08001310/* Tegra124 CPU clock and reset control functions */
1311static void tegra124_wait_cpu_in_reset(u32 cpu)
1312{
1313 unsigned int reg;
1314
1315 do {
1316 reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
1317 cpu_relax();
1318 } while (!(reg & (1 << cpu))); /* check CPU been reset or not */
1319}
1320
1321static void tegra124_disable_cpu_clock(u32 cpu)
1322{
1323 /* flow controller would take care in the power sequence. */
1324}
1325
Joseph Lo61792e42013-09-26 17:46:23 +08001326#ifdef CONFIG_PM_SLEEP
1327static void tegra124_cpu_clock_suspend(void)
1328{
1329 /* switch coresite to clk_m, save off original source */
1330 tegra124_cpu_clk_sctx.clk_csite_src =
1331 readl(clk_base + CLK_SOURCE_CSITE);
1332 writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
1333}
1334
1335static void tegra124_cpu_clock_resume(void)
1336{
1337 writel(tegra124_cpu_clk_sctx.clk_csite_src,
1338 clk_base + CLK_SOURCE_CSITE);
1339}
1340#endif
1341
Joseph Lo9e036d32013-09-25 17:27:51 +08001342static struct tegra_cpu_car_ops tegra124_cpu_car_ops = {
1343 .wait_for_reset = tegra124_wait_cpu_in_reset,
1344 .disable_clock = tegra124_disable_cpu_clock,
Joseph Lo61792e42013-09-26 17:46:23 +08001345#ifdef CONFIG_PM_SLEEP
1346 .suspend = tegra124_cpu_clock_suspend,
1347 .resume = tegra124_cpu_clock_resume,
1348#endif
Joseph Lo9e036d32013-09-25 17:27:51 +08001349};
1350
Peter De Schrijver76da3142013-09-09 13:23:56 +03001351static const struct of_device_id pmc_match[] __initconst = {
1352 { .compatible = "nvidia,tegra124-pmc" },
1353 {},
1354};
1355
Paul Walmsley08acae32014-12-16 12:38:29 -08001356static struct tegra_clk_init_table common_init_table[] __initdata = {
Peter De Schrijver76da3142013-09-09 13:23:56 +03001357 {TEGRA124_CLK_UARTA, TEGRA124_CLK_PLL_P, 408000000, 0},
1358 {TEGRA124_CLK_UARTB, TEGRA124_CLK_PLL_P, 408000000, 0},
1359 {TEGRA124_CLK_UARTC, TEGRA124_CLK_PLL_P, 408000000, 0},
1360 {TEGRA124_CLK_UARTD, TEGRA124_CLK_PLL_P, 408000000, 0},
1361 {TEGRA124_CLK_PLL_A, TEGRA124_CLK_CLK_MAX, 564480000, 1},
1362 {TEGRA124_CLK_PLL_A_OUT0, TEGRA124_CLK_CLK_MAX, 11289600, 1},
1363 {TEGRA124_CLK_EXTERN1, TEGRA124_CLK_PLL_A_OUT0, 0, 1},
1364 {TEGRA124_CLK_CLK_OUT_1_MUX, TEGRA124_CLK_EXTERN1, 0, 1},
1365 {TEGRA124_CLK_CLK_OUT_1, TEGRA124_CLK_CLK_MAX, 0, 1},
1366 {TEGRA124_CLK_I2S0, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
1367 {TEGRA124_CLK_I2S1, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
1368 {TEGRA124_CLK_I2S2, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
1369 {TEGRA124_CLK_I2S3, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
1370 {TEGRA124_CLK_I2S4, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
1371 {TEGRA124_CLK_VDE, TEGRA124_CLK_PLL_P, 0, 0},
1372 {TEGRA124_CLK_HOST1X, TEGRA124_CLK_PLL_P, 136000000, 1},
Sean Paulf892f242014-10-01 12:40:41 -04001373 {TEGRA124_CLK_DSIALP, TEGRA124_CLK_PLL_P, 68000000, 0},
1374 {TEGRA124_CLK_DSIBLP, TEGRA124_CLK_PLL_P, 68000000, 0},
Peter De Schrijver76da3142013-09-09 13:23:56 +03001375 {TEGRA124_CLK_SCLK, TEGRA124_CLK_PLL_P_OUT2, 102000000, 1},
1376 {TEGRA124_CLK_DFLL_SOC, TEGRA124_CLK_PLL_P, 51000000, 1},
1377 {TEGRA124_CLK_DFLL_REF, TEGRA124_CLK_PLL_P, 51000000, 1},
1378 {TEGRA124_CLK_PLL_C, TEGRA124_CLK_CLK_MAX, 768000000, 0},
1379 {TEGRA124_CLK_PLL_C_OUT1, TEGRA124_CLK_CLK_MAX, 100000000, 0},
1380 {TEGRA124_CLK_SBC4, TEGRA124_CLK_PLL_P, 12000000, 1},
1381 {TEGRA124_CLK_TSEC, TEGRA124_CLK_PLL_C3, 0, 0},
1382 {TEGRA124_CLK_MSENC, TEGRA124_CLK_PLL_C3, 0, 0},
Andrew Bresticker4a7f10d2014-05-14 17:33:00 -07001383 {TEGRA124_CLK_PLL_RE_VCO, TEGRA124_CLK_CLK_MAX, 672000000, 0},
1384 {TEGRA124_CLK_XUSB_SS_SRC, TEGRA124_CLK_PLL_U_480M, 120000000, 0},
1385 {TEGRA124_CLK_XUSB_FS_SRC, TEGRA124_CLK_PLL_U_48M, 48000000, 0},
1386 {TEGRA124_CLK_XUSB_HS_SRC, TEGRA124_CLK_PLL_U_60M, 60000000, 0},
1387 {TEGRA124_CLK_XUSB_FALCON_SRC, TEGRA124_CLK_PLL_RE_OUT, 224000000, 0},
1388 {TEGRA124_CLK_XUSB_HOST_SRC, TEGRA124_CLK_PLL_RE_OUT, 112000000, 0},
Mikko Perttunencb44cc22014-06-18 17:23:24 +03001389 {TEGRA124_CLK_SATA, TEGRA124_CLK_PLL_P, 104000000, 0},
1390 {TEGRA124_CLK_SATA_OOB, TEGRA124_CLK_PLL_P, 204000000, 0},
Peter De Schrijver0a7eec72014-06-04 16:37:21 +03001391 {TEGRA124_CLK_MSELECT, TEGRA124_CLK_CLK_MAX, 0, 1},
1392 {TEGRA124_CLK_CSITE, TEGRA124_CLK_CLK_MAX, 0, 1},
1393 {TEGRA124_CLK_TSENSOR, TEGRA124_CLK_CLK_M, 400000, 0},
Peter De Schrijver76da3142013-09-09 13:23:56 +03001394 /* This MUST be the last entry. */
1395 {TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0},
1396};
1397
Paul Walmsley08acae32014-12-16 12:38:29 -08001398static struct tegra_clk_init_table tegra124_init_table[] __initdata = {
1399 {TEGRA124_CLK_SOC_THERM, TEGRA124_CLK_PLL_P, 51000000, 0},
1400 {TEGRA124_CLK_CCLK_G, TEGRA124_CLK_CLK_MAX, 0, 1},
Dylan Reid04794d92014-05-19 19:17:23 -07001401 {TEGRA124_CLK_HDA, TEGRA124_CLK_PLL_P, 102000000, 0},
1402 {TEGRA124_CLK_HDA2CODEC_2X, TEGRA124_CLK_PLL_P, 48000000, 0},
Paul Walmsley08acae32014-12-16 12:38:29 -08001403 /* This MUST be the last entry. */
1404 {TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0},
1405};
1406
1407/* Tegra132 requires the SOC_THERM clock to remain active */
1408static struct tegra_clk_init_table tegra132_init_table[] __initdata = {
1409 {TEGRA124_CLK_SOC_THERM, TEGRA124_CLK_PLL_P, 51000000, 1},
1410 /* This MUST be the last entry. */
1411 {TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0},
1412};
1413
1414/**
1415 * tegra124_clock_apply_init_table - initialize clocks on Tegra124 SoCs
1416 *
1417 * Program an initial clock rate and enable or disable clocks needed
1418 * by the rest of the kernel, for Tegra124 SoCs. It is intended to be
1419 * called by assigning a pointer to it to tegra_clk_apply_init_table -
1420 * this will be called as an arch_initcall. No return value.
1421 */
Peter De Schrijver76da3142013-09-09 13:23:56 +03001422static void __init tegra124_clock_apply_init_table(void)
1423{
Paul Walmsley08acae32014-12-16 12:38:29 -08001424 tegra_init_from_table(common_init_table, clks, TEGRA124_CLK_CLK_MAX);
1425 tegra_init_from_table(tegra124_init_table, clks, TEGRA124_CLK_CLK_MAX);
Peter De Schrijver76da3142013-09-09 13:23:56 +03001426}
1427
Paul Walmsley08acae32014-12-16 12:38:29 -08001428/**
1429 * tegra132_clock_apply_init_table - initialize clocks on Tegra132 SoCs
1430 *
1431 * Program an initial clock rate and enable or disable clocks needed
1432 * by the rest of the kernel, for Tegra132 SoCs. It is intended to be
1433 * called by assigning a pointer to it to tegra_clk_apply_init_table -
1434 * this will be called as an arch_initcall. No return value.
1435 */
1436static void __init tegra132_clock_apply_init_table(void)
1437{
1438 tegra_init_from_table(common_init_table, clks, TEGRA124_CLK_CLK_MAX);
1439 tegra_init_from_table(tegra132_init_table, clks, TEGRA124_CLK_CLK_MAX);
1440}
1441
1442/**
1443 * tegra124_132_clock_init_pre - clock initialization preamble for T124/T132
1444 * @np: struct device_node * of the DT node for the SoC CAR IP block
1445 *
1446 * Register most of the clocks controlled by the CAR IP block, along
1447 * with a few clocks controlled by the PMC IP block. Everything in
1448 * this function should be common to Tegra124 and Tegra132. XXX The
1449 * PMC clock initialization should probably be moved to PMC-specific
1450 * driver code. No return value.
1451 */
1452static void __init tegra124_132_clock_init_pre(struct device_node *np)
Peter De Schrijver76da3142013-09-09 13:23:56 +03001453{
1454 struct device_node *node;
Mark Zhangb2704912014-12-09 14:59:59 +08001455 u32 plld_base;
Peter De Schrijver76da3142013-09-09 13:23:56 +03001456
1457 clk_base = of_iomap(np, 0);
1458 if (!clk_base) {
Paul Walmsley08acae32014-12-16 12:38:29 -08001459 pr_err("ioremap tegra124/tegra132 CAR failed\n");
Peter De Schrijver76da3142013-09-09 13:23:56 +03001460 return;
1461 }
1462
1463 node = of_find_matching_node(NULL, pmc_match);
1464 if (!node) {
1465 pr_err("Failed to find pmc node\n");
1466 WARN_ON(1);
1467 return;
1468 }
1469
1470 pmc_base = of_iomap(node, 0);
1471 if (!pmc_base) {
1472 pr_err("Can't map pmc registers\n");
1473 WARN_ON(1);
1474 return;
1475 }
1476
Paul Walmsley08acae32014-12-16 12:38:29 -08001477 clks = tegra_clk_init(clk_base, TEGRA124_CLK_CLK_MAX,
1478 TEGRA124_CAR_BANK_COUNT);
Peter De Schrijver76da3142013-09-09 13:23:56 +03001479 if (!clks)
1480 return;
1481
1482 if (tegra_osc_clk_init(clk_base, tegra124_clks, tegra124_input_freq,
Thierry Reding63cc5a42015-03-26 17:43:56 +01001483 ARRAY_SIZE(tegra124_input_freq), 1, &osc_freq,
1484 &pll_ref_freq) < 0)
Peter De Schrijver76da3142013-09-09 13:23:56 +03001485 return;
1486
1487 tegra_fixed_clk_init(tegra124_clks);
1488 tegra124_pll_init(clk_base, pmc_base);
1489 tegra124_periph_clk_init(clk_base, pmc_base);
1490 tegra_audio_clk_init(clk_base, pmc_base, tegra124_clks, &pll_a_params);
1491 tegra_pmc_clk_init(pmc_base, tegra124_clks);
Mark Zhangb2704912014-12-09 14:59:59 +08001492
1493 /* For Tegra124 & Tegra132, PLLD is the only source for DSIA & DSIB */
1494 plld_base = clk_readl(clk_base + PLLD_BASE);
1495 plld_base &= ~BIT(25);
1496 clk_writel(plld_base, clk_base + PLLD_BASE);
Paul Walmsley08acae32014-12-16 12:38:29 -08001497}
Peter De Schrijver76da3142013-09-09 13:23:56 +03001498
Paul Walmsley08acae32014-12-16 12:38:29 -08001499/**
1500 * tegra124_132_clock_init_post - clock initialization postamble for T124/T132
1501 * @np: struct device_node * of the DT node for the SoC CAR IP block
1502 *
1503 * Register most of the along with a few clocks controlled by the PMC
1504 * IP block. Everything in this function should be common to Tegra124
1505 * and Tegra132. This function must be called after
1506 * tegra124_132_clock_init_pre(), otherwise clk_base and pmc_base will
1507 * not be set. No return value.
1508 */
1509static void __init tegra124_132_clock_init_post(struct device_node *np)
1510{
Peter De Schrijver76da3142013-09-09 13:23:56 +03001511 tegra_super_clk_gen4_init(clk_base, pmc_base, tegra124_clks,
Paul Walmsley08acae32014-12-16 12:38:29 -08001512 &pll_x_params);
Peter De Schrijver76da3142013-09-09 13:23:56 +03001513 tegra_add_of_provider(np);
Mikko Perttunen2db04f12015-03-12 15:48:05 +01001514
1515 clks[TEGRA124_CLK_EMC] = tegra_clk_register_emc(clk_base, np,
1516 &emc_lock);
1517
Peter De Schrijver76da3142013-09-09 13:23:56 +03001518 tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
1519
Joseph Lo9e036d32013-09-25 17:27:51 +08001520 tegra_cpu_car_ops = &tegra124_cpu_car_ops;
Peter De Schrijver76da3142013-09-09 13:23:56 +03001521}
Paul Walmsley08acae32014-12-16 12:38:29 -08001522
1523/**
1524 * tegra124_clock_init - Tegra124-specific clock initialization
1525 * @np: struct device_node * of the DT node for the SoC CAR IP block
1526 *
1527 * Register most SoC clocks for the Tegra124 system-on-chip. Most of
1528 * this code is shared between the Tegra124 and Tegra132 SoCs,
1529 * although some of the initial clock settings and CPU clocks differ.
1530 * Intended to be called by the OF init code when a DT node with the
1531 * "nvidia,tegra124-car" string is encountered, and declared with
1532 * CLK_OF_DECLARE. No return value.
1533 */
1534static void __init tegra124_clock_init(struct device_node *np)
1535{
1536 tegra124_132_clock_init_pre(np);
1537 tegra_clk_apply_init_table = tegra124_clock_apply_init_table;
1538 tegra124_132_clock_init_post(np);
1539}
1540
1541/**
1542 * tegra132_clock_init - Tegra132-specific clock initialization
1543 * @np: struct device_node * of the DT node for the SoC CAR IP block
1544 *
1545 * Register most SoC clocks for the Tegra132 system-on-chip. Most of
1546 * this code is shared between the Tegra124 and Tegra132 SoCs,
1547 * although some of the initial clock settings and CPU clocks differ.
1548 * Intended to be called by the OF init code when a DT node with the
1549 * "nvidia,tegra132-car" string is encountered, and declared with
1550 * CLK_OF_DECLARE. No return value.
1551 */
1552static void __init tegra132_clock_init(struct device_node *np)
1553{
1554 tegra124_132_clock_init_pre(np);
1555
1556 /*
1557 * On Tegra132, these clocks are controlled by the
1558 * CLUSTER_clocks IP block, located in the CPU complex
1559 */
1560 tegra124_clks[tegra_clk_cclk_g].present = false;
1561 tegra124_clks[tegra_clk_cclk_lp].present = false;
1562 tegra124_clks[tegra_clk_pll_x].present = false;
1563 tegra124_clks[tegra_clk_pll_x_out0].present = false;
1564
1565 tegra_clk_apply_init_table = tegra132_clock_apply_init_table;
1566 tegra124_132_clock_init_post(np);
1567}
Peter De Schrijver76da3142013-09-09 13:23:56 +03001568CLK_OF_DECLARE(tegra124, "nvidia,tegra124-car", tegra124_clock_init);
Paul Walmsley08acae32014-12-16 12:38:29 -08001569CLK_OF_DECLARE(tegra132, "nvidia,tegra132-car", tegra132_clock_init);