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PM / sleep: Asynchronous threads for suspend_noirq
[linux/fpc-iii.git] / drivers / clk / tegra / clk-tegra124.c
blobaff86b5bc7455c190fbf5ebaf2be08c204262e26
1 /*
2 * Copyright (c) 2012, 2013, NVIDIA CORPORATION. All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16
17 #include <linux/io.h>
18 #include <linux/clk.h>
19 #include <linux/clk-provider.h>
20 #include <linux/clkdev.h>
21 #include <linux/of.h>
22 #include <linux/of_address.h>
23 #include <linux/delay.h>
24 #include <linux/export.h>
25 #include <linux/clk/tegra.h>
26 #include <dt-bindings/clock/tegra124-car.h>
27
28 #include "clk.h"
29 #include "clk-id.h"
30
31 #define CLK_SOURCE_CSITE 0x1d4
32 #define CLK_SOURCE_EMC 0x19c
33 #define CLK_SOURCE_XUSB_SS_SRC 0x610
34
35 #define PLLC_BASE 0x80
36 #define PLLC_OUT 0x84
37 #define PLLC_MISC2 0x88
38 #define PLLC_MISC 0x8c
39 #define PLLC2_BASE 0x4e8
40 #define PLLC2_MISC 0x4ec
41 #define PLLC3_BASE 0x4fc
42 #define PLLC3_MISC 0x500
43 #define PLLM_BASE 0x90
44 #define PLLM_OUT 0x94
45 #define PLLM_MISC 0x9c
46 #define PLLP_BASE 0xa0
47 #define PLLP_MISC 0xac
48 #define PLLA_BASE 0xb0
49 #define PLLA_MISC 0xbc
50 #define PLLD_BASE 0xd0
51 #define PLLD_MISC 0xdc
52 #define PLLU_BASE 0xc0
53 #define PLLU_MISC 0xcc
54 #define PLLX_BASE 0xe0
55 #define PLLX_MISC 0xe4
56 #define PLLX_MISC2 0x514
57 #define PLLX_MISC3 0x518
58 #define PLLE_BASE 0xe8
59 #define PLLE_MISC 0xec
60 #define PLLD2_BASE 0x4b8
61 #define PLLD2_MISC 0x4bc
62 #define PLLE_AUX 0x48c
63 #define PLLRE_BASE 0x4c4
64 #define PLLRE_MISC 0x4c8
65 #define PLLDP_BASE 0x590
66 #define PLLDP_MISC 0x594
67 #define PLLC4_BASE 0x5a4
68 #define PLLC4_MISC 0x5a8
69
70 #define PLLC_IDDQ_BIT 26
71 #define PLLRE_IDDQ_BIT 16
72 #define PLLSS_IDDQ_BIT 19
73
74 #define PLL_BASE_LOCK BIT(27)
75 #define PLLE_MISC_LOCK BIT(11)
76 #define PLLRE_MISC_LOCK BIT(24)
77
78 #define PLL_MISC_LOCK_ENABLE 18
79 #define PLLC_MISC_LOCK_ENABLE 24
80 #define PLLDU_MISC_LOCK_ENABLE 22
81 #define PLLE_MISC_LOCK_ENABLE 9
82 #define PLLRE_MISC_LOCK_ENABLE 30
83 #define PLLSS_MISC_LOCK_ENABLE 30
84
85 #define PLLXC_SW_MAX_P 6
86
87 #define PMC_PLLM_WB0_OVERRIDE 0x1dc
88 #define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
89
90 #define UTMIP_PLL_CFG2 0x488
91 #define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xffff) << 6)
92 #define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
93 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
94 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
95 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
96
97 #define UTMIP_PLL_CFG1 0x484
98 #define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 6)
99 #define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
100 #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
101 #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
102 #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
103 #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
104 #define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
105
106 #define UTMIPLL_HW_PWRDN_CFG0 0x52c
107 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25)
108 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24)
109 #define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6)
110 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5)
111 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4)
112 #define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2)
113 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1)
114 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0)
115
116 /* Tegra CPU clock and reset control regs */
117 #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470
118
119 #ifdef CONFIG_PM_SLEEP
120 static struct cpu_clk_suspend_context {
121 u32 clk_csite_src;
122 } tegra124_cpu_clk_sctx;
123 #endif
124
125 static void __iomem *clk_base;
126 static void __iomem *pmc_base;
127
128 static unsigned long osc_freq;
129 static unsigned long pll_ref_freq;
130
131 static DEFINE_SPINLOCK(pll_d_lock);
132 static DEFINE_SPINLOCK(pll_d2_lock);
133 static DEFINE_SPINLOCK(pll_e_lock);
134 static DEFINE_SPINLOCK(pll_re_lock);
135 static DEFINE_SPINLOCK(pll_u_lock);
136
137 /* possible OSC frequencies in Hz */
138 static unsigned long tegra124_input_freq[] = {
139 [0] = 13000000,
140 [1] = 16800000,
141 [4] = 19200000,
142 [5] = 38400000,
143 [8] = 12000000,
144 [9] = 48000000,
145 [12] = 260000000,
146 };
147
148 static const char *mux_plld_out0_plld2_out0[] = {
149 "pll_d_out0", "pll_d2_out0",
150 };
151 #define mux_plld_out0_plld2_out0_idx NULL
152
153 static const char *mux_pllmcp_clkm[] = {
154 "pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_c2", "pll_c3",
155 };
156 #define mux_pllmcp_clkm_idx NULL
157
158 static struct div_nmp pllxc_nmp = {
159 .divm_shift = 0,
160 .divm_width = 8,
161 .divn_shift = 8,
162 .divn_width = 8,
163 .divp_shift = 20,
164 .divp_width = 4,
165 };
166
167 static struct pdiv_map pllxc_p[] = {
168 { .pdiv = 1, .hw_val = 0 },
169 { .pdiv = 2, .hw_val = 1 },
170 { .pdiv = 3, .hw_val = 2 },
171 { .pdiv = 4, .hw_val = 3 },
172 { .pdiv = 5, .hw_val = 4 },
173 { .pdiv = 6, .hw_val = 5 },
174 { .pdiv = 8, .hw_val = 6 },
175 { .pdiv = 10, .hw_val = 7 },
176 { .pdiv = 12, .hw_val = 8 },
177 { .pdiv = 16, .hw_val = 9 },
178 { .pdiv = 12, .hw_val = 10 },
179 { .pdiv = 16, .hw_val = 11 },
180 { .pdiv = 20, .hw_val = 12 },
181 { .pdiv = 24, .hw_val = 13 },
182 { .pdiv = 32, .hw_val = 14 },
183 { .pdiv = 0, .hw_val = 0 },
184 };
185
186 static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
187 /* 1 GHz */
188 {12000000, 1000000000, 83, 0, 1}, /* actual: 996.0 MHz */
189 {13000000, 1000000000, 76, 0, 1}, /* actual: 988.0 MHz */
190 {16800000, 1000000000, 59, 0, 1}, /* actual: 991.2 MHz */
191 {19200000, 1000000000, 52, 0, 1}, /* actual: 998.4 MHz */
192 {26000000, 1000000000, 76, 1, 1}, /* actual: 988.0 MHz */
193 {0, 0, 0, 0, 0, 0},
194 };
195
196 static struct tegra_clk_pll_params pll_x_params = {
197 .input_min = 12000000,
198 .input_max = 800000000,
199 .cf_min = 12000000,
200 .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
201 .vco_min = 700000000,
202 .vco_max = 3000000000UL,
203 .base_reg = PLLX_BASE,
204 .misc_reg = PLLX_MISC,
205 .lock_mask = PLL_BASE_LOCK,
206 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
207 .lock_delay = 300,
208 .iddq_reg = PLLX_MISC3,
209 .iddq_bit_idx = 3,
210 .max_p = 6,
211 .dyn_ramp_reg = PLLX_MISC2,
212 .stepa_shift = 16,
213 .stepb_shift = 24,
214 .pdiv_tohw = pllxc_p,
215 .div_nmp = &pllxc_nmp,
216 .freq_table = pll_x_freq_table,
217 .flags = TEGRA_PLL_USE_LOCK,
218 };
219
220 static struct tegra_clk_pll_freq_table pll_c_freq_table[] = {
221 { 12000000, 624000000, 104, 1, 2},
222 { 12000000, 600000000, 100, 1, 2},
223 { 13000000, 600000000, 92, 1, 2}, /* actual: 598.0 MHz */
224 { 16800000, 600000000, 71, 1, 2}, /* actual: 596.4 MHz */
225 { 19200000, 600000000, 62, 1, 2}, /* actual: 595.2 MHz */
226 { 26000000, 600000000, 92, 2, 2}, /* actual: 598.0 MHz */
227 { 0, 0, 0, 0, 0, 0 },
228 };
229
230 static struct tegra_clk_pll_params pll_c_params = {
231 .input_min = 12000000,
232 .input_max = 800000000,
233 .cf_min = 12000000,
234 .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
235 .vco_min = 600000000,
236 .vco_max = 1400000000,
237 .base_reg = PLLC_BASE,
238 .misc_reg = PLLC_MISC,
239 .lock_mask = PLL_BASE_LOCK,
240 .lock_enable_bit_idx = PLLC_MISC_LOCK_ENABLE,
241 .lock_delay = 300,
242 .iddq_reg = PLLC_MISC,
243 .iddq_bit_idx = PLLC_IDDQ_BIT,
244 .max_p = PLLXC_SW_MAX_P,
245 .dyn_ramp_reg = PLLC_MISC2,
246 .stepa_shift = 17,
247 .stepb_shift = 9,
248 .pdiv_tohw = pllxc_p,
249 .div_nmp = &pllxc_nmp,
250 .freq_table = pll_c_freq_table,
251 .flags = TEGRA_PLL_USE_LOCK,
252 };
253
254 static struct div_nmp pllcx_nmp = {
255 .divm_shift = 0,
256 .divm_width = 2,
257 .divn_shift = 8,
258 .divn_width = 8,
259 .divp_shift = 20,
260 .divp_width = 3,
261 };
262
263 static struct pdiv_map pllc_p[] = {
264 { .pdiv = 1, .hw_val = 0 },
265 { .pdiv = 2, .hw_val = 1 },
266 { .pdiv = 3, .hw_val = 2 },
267 { .pdiv = 4, .hw_val = 3 },
268 { .pdiv = 6, .hw_val = 4 },
269 { .pdiv = 8, .hw_val = 5 },
270 { .pdiv = 12, .hw_val = 6 },
271 { .pdiv = 16, .hw_val = 7 },
272 { .pdiv = 0, .hw_val = 0 },
273 };
274
275 static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
276 {12000000, 600000000, 100, 1, 2},
277 {13000000, 600000000, 92, 1, 2}, /* actual: 598.0 MHz */
278 {16800000, 600000000, 71, 1, 2}, /* actual: 596.4 MHz */
279 {19200000, 600000000, 62, 1, 2}, /* actual: 595.2 MHz */
280 {26000000, 600000000, 92, 2, 2}, /* actual: 598.0 MHz */
281 {0, 0, 0, 0, 0, 0},
282 };
283
284 static struct tegra_clk_pll_params pll_c2_params = {
285 .input_min = 12000000,
286 .input_max = 48000000,
287 .cf_min = 12000000,
288 .cf_max = 19200000,
289 .vco_min = 600000000,
290 .vco_max = 1200000000,
291 .base_reg = PLLC2_BASE,
292 .misc_reg = PLLC2_MISC,
293 .lock_mask = PLL_BASE_LOCK,
294 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
295 .lock_delay = 300,
296 .pdiv_tohw = pllc_p,
297 .div_nmp = &pllcx_nmp,
298 .max_p = 7,
299 .ext_misc_reg[0] = 0x4f0,
300 .ext_misc_reg[1] = 0x4f4,
301 .ext_misc_reg[2] = 0x4f8,
302 .freq_table = pll_cx_freq_table,
303 .flags = TEGRA_PLL_USE_LOCK,
304 };
305
306 static struct tegra_clk_pll_params pll_c3_params = {
307 .input_min = 12000000,
308 .input_max = 48000000,
309 .cf_min = 12000000,
310 .cf_max = 19200000,
311 .vco_min = 600000000,
312 .vco_max = 1200000000,
313 .base_reg = PLLC3_BASE,
314 .misc_reg = PLLC3_MISC,
315 .lock_mask = PLL_BASE_LOCK,
316 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
317 .lock_delay = 300,
318 .pdiv_tohw = pllc_p,
319 .div_nmp = &pllcx_nmp,
320 .max_p = 7,
321 .ext_misc_reg[0] = 0x504,
322 .ext_misc_reg[1] = 0x508,
323 .ext_misc_reg[2] = 0x50c,
324 .freq_table = pll_cx_freq_table,
325 .flags = TEGRA_PLL_USE_LOCK,
326 };
327
328 static struct div_nmp pllss_nmp = {
329 .divm_shift = 0,
330 .divm_width = 8,
331 .divn_shift = 8,
332 .divn_width = 8,
333 .divp_shift = 20,
334 .divp_width = 4,
335 };
336
337 static struct pdiv_map pll12g_ssd_esd_p[] = {
338 { .pdiv = 1, .hw_val = 0 },
339 { .pdiv = 2, .hw_val = 1 },
340 { .pdiv = 3, .hw_val = 2 },
341 { .pdiv = 4, .hw_val = 3 },
342 { .pdiv = 5, .hw_val = 4 },
343 { .pdiv = 6, .hw_val = 5 },
344 { .pdiv = 8, .hw_val = 6 },
345 { .pdiv = 10, .hw_val = 7 },
346 { .pdiv = 12, .hw_val = 8 },
347 { .pdiv = 16, .hw_val = 9 },
348 { .pdiv = 12, .hw_val = 10 },
349 { .pdiv = 16, .hw_val = 11 },
350 { .pdiv = 20, .hw_val = 12 },
351 { .pdiv = 24, .hw_val = 13 },
352 { .pdiv = 32, .hw_val = 14 },
353 { .pdiv = 0, .hw_val = 0 },
354 };
355
356 static struct tegra_clk_pll_freq_table pll_c4_freq_table[] = {
357 { 12000000, 600000000, 100, 1, 1},
358 { 13000000, 600000000, 92, 1, 1}, /* actual: 598.0 MHz */
359 { 16800000, 600000000, 71, 1, 1}, /* actual: 596.4 MHz */
360 { 19200000, 600000000, 62, 1, 1}, /* actual: 595.2 MHz */
361 { 26000000, 600000000, 92, 2, 1}, /* actual: 598.0 MHz */
362 { 0, 0, 0, 0, 0, 0 },
363 };
364
365 static struct tegra_clk_pll_params pll_c4_params = {
366 .input_min = 12000000,
367 .input_max = 1000000000,
368 .cf_min = 12000000,
369 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
370 .vco_min = 600000000,
371 .vco_max = 1200000000,
372 .base_reg = PLLC4_BASE,
373 .misc_reg = PLLC4_MISC,
374 .lock_mask = PLL_BASE_LOCK,
375 .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
376 .lock_delay = 300,
377 .iddq_reg = PLLC4_BASE,
378 .iddq_bit_idx = PLLSS_IDDQ_BIT,
379 .pdiv_tohw = pll12g_ssd_esd_p,
380 .div_nmp = &pllss_nmp,
381 .ext_misc_reg[0] = 0x5ac,
382 .ext_misc_reg[1] = 0x5b0,
383 .ext_misc_reg[2] = 0x5b4,
384 .freq_table = pll_c4_freq_table,
385 };
386
387 static struct pdiv_map pllm_p[] = {
388 { .pdiv = 1, .hw_val = 0 },
389 { .pdiv = 2, .hw_val = 1 },
390 { .pdiv = 0, .hw_val = 0 },
391 };
392
393 static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
394 {12000000, 800000000, 66, 1, 1}, /* actual: 792.0 MHz */
395 {13000000, 800000000, 61, 1, 1}, /* actual: 793.0 MHz */
396 {16800000, 800000000, 47, 1, 1}, /* actual: 789.6 MHz */
397 {19200000, 800000000, 41, 1, 1}, /* actual: 787.2 MHz */
398 {26000000, 800000000, 61, 2, 1}, /* actual: 793.0 MHz */
399 {0, 0, 0, 0, 0, 0},
400 };
401
402 static struct div_nmp pllm_nmp = {
403 .divm_shift = 0,
404 .divm_width = 8,
405 .override_divm_shift = 0,
406 .divn_shift = 8,
407 .divn_width = 8,
408 .override_divn_shift = 8,
409 .divp_shift = 20,
410 .divp_width = 1,
411 .override_divp_shift = 27,
412 };
413
414 static struct tegra_clk_pll_params pll_m_params = {
415 .input_min = 12000000,
416 .input_max = 500000000,
417 .cf_min = 12000000,
418 .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
419 .vco_min = 400000000,
420 .vco_max = 1066000000,
421 .base_reg = PLLM_BASE,
422 .misc_reg = PLLM_MISC,
423 .lock_mask = PLL_BASE_LOCK,
424 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
425 .lock_delay = 300,
426 .max_p = 2,
427 .pdiv_tohw = pllm_p,
428 .div_nmp = &pllm_nmp,
429 .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
430 .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
431 .freq_table = pll_m_freq_table,
432 .flags = TEGRA_PLL_USE_LOCK,
433 };
434
435 static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
436 /* PLLE special case: use cpcon field to store cml divider value */
437 {336000000, 100000000, 100, 21, 16, 11},
438 {312000000, 100000000, 200, 26, 24, 13},
439 {13000000, 100000000, 200, 1, 26, 13},
440 {12000000, 100000000, 200, 1, 24, 13},
441 {0, 0, 0, 0, 0, 0},
442 };
443
444 static struct div_nmp plle_nmp = {
445 .divm_shift = 0,
446 .divm_width = 8,
447 .divn_shift = 8,
448 .divn_width = 8,
449 .divp_shift = 24,
450 .divp_width = 4,
451 };
452
453 static struct tegra_clk_pll_params pll_e_params = {
454 .input_min = 12000000,
455 .input_max = 1000000000,
456 .cf_min = 12000000,
457 .cf_max = 75000000,
458 .vco_min = 1600000000,
459 .vco_max = 2400000000U,
460 .base_reg = PLLE_BASE,
461 .misc_reg = PLLE_MISC,
462 .aux_reg = PLLE_AUX,
463 .lock_mask = PLLE_MISC_LOCK,
464 .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
465 .lock_delay = 300,
466 .div_nmp = &plle_nmp,
467 .freq_table = pll_e_freq_table,
468 .flags = TEGRA_PLL_FIXED,
469 .fixed_rate = 100000000,
470 };
471
472 static const struct clk_div_table pll_re_div_table[] = {
473 { .val = 0, .div = 1 },
474 { .val = 1, .div = 2 },
475 { .val = 2, .div = 3 },
476 { .val = 3, .div = 4 },
477 { .val = 4, .div = 5 },
478 { .val = 5, .div = 6 },
479 { .val = 0, .div = 0 },
480 };
481
482 static struct div_nmp pllre_nmp = {
483 .divm_shift = 0,
484 .divm_width = 8,
485 .divn_shift = 8,
486 .divn_width = 8,
487 .divp_shift = 16,
488 .divp_width = 4,
489 };
490
491 static struct tegra_clk_pll_params pll_re_vco_params = {
492 .input_min = 12000000,
493 .input_max = 1000000000,
494 .cf_min = 12000000,
495 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
496 .vco_min = 300000000,
497 .vco_max = 600000000,
498 .base_reg = PLLRE_BASE,
499 .misc_reg = PLLRE_MISC,
500 .lock_mask = PLLRE_MISC_LOCK,
501 .lock_enable_bit_idx = PLLRE_MISC_LOCK_ENABLE,
502 .lock_delay = 300,
503 .iddq_reg = PLLRE_MISC,
504 .iddq_bit_idx = PLLRE_IDDQ_BIT,
505 .div_nmp = &pllre_nmp,
506 .flags = TEGRA_PLL_USE_LOCK,
507 };
508
509 static struct div_nmp pllp_nmp = {
510 .divm_shift = 0,
511 .divm_width = 5,
512 .divn_shift = 8,
513 .divn_width = 10,
514 .divp_shift = 20,
515 .divp_width = 3,
516 };
517
518 static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
519 {12000000, 216000000, 432, 12, 1, 8},
520 {13000000, 216000000, 432, 13, 1, 8},
521 {16800000, 216000000, 360, 14, 1, 8},
522 {19200000, 216000000, 360, 16, 1, 8},
523 {26000000, 216000000, 432, 26, 1, 8},
524 {0, 0, 0, 0, 0, 0},
525 };
526
527 static struct tegra_clk_pll_params pll_p_params = {
528 .input_min = 2000000,
529 .input_max = 31000000,
530 .cf_min = 1000000,
531 .cf_max = 6000000,
532 .vco_min = 200000000,
533 .vco_max = 700000000,
534 .base_reg = PLLP_BASE,
535 .misc_reg = PLLP_MISC,
536 .lock_mask = PLL_BASE_LOCK,
537 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
538 .lock_delay = 300,
539 .div_nmp = &pllp_nmp,
540 .freq_table = pll_p_freq_table,
541 .fixed_rate = 408000000,
542 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK,
543 };
544
545 static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
546 {9600000, 282240000, 147, 5, 0, 4},
547 {9600000, 368640000, 192, 5, 0, 4},
548 {9600000, 240000000, 200, 8, 0, 8},
549
550 {28800000, 282240000, 245, 25, 0, 8},
551 {28800000, 368640000, 320, 25, 0, 8},
552 {28800000, 240000000, 200, 24, 0, 8},
553 {0, 0, 0, 0, 0, 0},
554 };
555
556 static struct tegra_clk_pll_params pll_a_params = {
557 .input_min = 2000000,
558 .input_max = 31000000,
559 .cf_min = 1000000,
560 .cf_max = 6000000,
561 .vco_min = 200000000,
562 .vco_max = 700000000,
563 .base_reg = PLLA_BASE,
564 .misc_reg = PLLA_MISC,
565 .lock_mask = PLL_BASE_LOCK,
566 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
567 .lock_delay = 300,
568 .div_nmp = &pllp_nmp,
569 .freq_table = pll_a_freq_table,
570 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK,
571 };
572
573 static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
574 {12000000, 216000000, 864, 12, 4, 12},
575 {13000000, 216000000, 864, 13, 4, 12},
576 {16800000, 216000000, 720, 14, 4, 12},
577 {19200000, 216000000, 720, 16, 4, 12},
578 {26000000, 216000000, 864, 26, 4, 12},
579
580 {12000000, 594000000, 594, 12, 1, 12},
581 {13000000, 594000000, 594, 13, 1, 12},
582 {16800000, 594000000, 495, 14, 1, 12},
583 {19200000, 594000000, 495, 16, 1, 12},
584 {26000000, 594000000, 594, 26, 1, 12},
585
586 {12000000, 1000000000, 1000, 12, 1, 12},
587 {13000000, 1000000000, 1000, 13, 1, 12},
588 {19200000, 1000000000, 625, 12, 1, 12},
589 {26000000, 1000000000, 1000, 26, 1, 12},
590
591 {0, 0, 0, 0, 0, 0},
592 };
593
594 static struct tegra_clk_pll_params pll_d_params = {
595 .input_min = 2000000,
596 .input_max = 40000000,
597 .cf_min = 1000000,
598 .cf_max = 6000000,
599 .vco_min = 500000000,
600 .vco_max = 1000000000,
601 .base_reg = PLLD_BASE,
602 .misc_reg = PLLD_MISC,
603 .lock_mask = PLL_BASE_LOCK,
604 .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
605 .lock_delay = 1000,
606 .div_nmp = &pllp_nmp,
607 .freq_table = pll_d_freq_table,
608 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
609 TEGRA_PLL_USE_LOCK,
610 };
611
612 static struct tegra_clk_pll_freq_table tegra124_pll_d2_freq_table[] = {
613 { 12000000, 148500000, 99, 1, 8},
614 { 12000000, 594000000, 99, 1, 1},
615 { 13000000, 594000000, 91, 1, 1}, /* actual: 591.5 MHz */
616 { 16800000, 594000000, 71, 1, 1}, /* actual: 596.4 MHz */
617 { 19200000, 594000000, 62, 1, 1}, /* actual: 595.2 MHz */
618 { 26000000, 594000000, 91, 2, 1}, /* actual: 591.5 MHz */
619 { 0, 0, 0, 0, 0, 0 },
620 };
621
622 static struct tegra_clk_pll_params tegra124_pll_d2_params = {
623 .input_min = 12000000,
624 .input_max = 1000000000,
625 .cf_min = 12000000,
626 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
627 .vco_min = 600000000,
628 .vco_max = 1200000000,
629 .base_reg = PLLD2_BASE,
630 .misc_reg = PLLD2_MISC,
631 .lock_mask = PLL_BASE_LOCK,
632 .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
633 .lock_delay = 300,
634 .iddq_reg = PLLD2_BASE,
635 .iddq_bit_idx = PLLSS_IDDQ_BIT,
636 .pdiv_tohw = pll12g_ssd_esd_p,
637 .div_nmp = &pllss_nmp,
638 .ext_misc_reg[0] = 0x570,
639 .ext_misc_reg[1] = 0x574,
640 .ext_misc_reg[2] = 0x578,
641 .max_p = 15,
642 .freq_table = tegra124_pll_d2_freq_table,
643 };
644
645 static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
646 { 12000000, 600000000, 100, 1, 1},
647 { 13000000, 600000000, 92, 1, 1}, /* actual: 598.0 MHz */
648 { 16800000, 600000000, 71, 1, 1}, /* actual: 596.4 MHz */
649 { 19200000, 600000000, 62, 1, 1}, /* actual: 595.2 MHz */
650 { 26000000, 600000000, 92, 2, 1}, /* actual: 598.0 MHz */
651 { 0, 0, 0, 0, 0, 0 },
652 };
653
654 static struct tegra_clk_pll_params pll_dp_params = {
655 .input_min = 12000000,
656 .input_max = 1000000000,
657 .cf_min = 12000000,
658 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
659 .vco_min = 600000000,
660 .vco_max = 1200000000,
661 .base_reg = PLLDP_BASE,
662 .misc_reg = PLLDP_MISC,
663 .lock_mask = PLL_BASE_LOCK,
664 .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
665 .lock_delay = 300,
666 .iddq_reg = PLLDP_BASE,
667 .iddq_bit_idx = PLLSS_IDDQ_BIT,
668 .pdiv_tohw = pll12g_ssd_esd_p,
669 .div_nmp = &pllss_nmp,
670 .ext_misc_reg[0] = 0x598,
671 .ext_misc_reg[1] = 0x59c,
672 .ext_misc_reg[2] = 0x5a0,
673 .max_p = 5,
674 .freq_table = pll_dp_freq_table,
675 };
676
677 static struct pdiv_map pllu_p[] = {
678 { .pdiv = 1, .hw_val = 1 },
679 { .pdiv = 2, .hw_val = 0 },
680 { .pdiv = 0, .hw_val = 0 },
681 };
682
683 static struct div_nmp pllu_nmp = {
684 .divm_shift = 0,
685 .divm_width = 5,
686 .divn_shift = 8,
687 .divn_width = 10,
688 .divp_shift = 20,
689 .divp_width = 1,
690 };
691
692 static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
693 {12000000, 480000000, 960, 12, 2, 12},
694 {13000000, 480000000, 960, 13, 2, 12},
695 {16800000, 480000000, 400, 7, 2, 5},
696 {19200000, 480000000, 200, 4, 2, 3},
697 {26000000, 480000000, 960, 26, 2, 12},
698 {0, 0, 0, 0, 0, 0},
699 };
700
701 static struct tegra_clk_pll_params pll_u_params = {
702 .input_min = 2000000,
703 .input_max = 40000000,
704 .cf_min = 1000000,
705 .cf_max = 6000000,
706 .vco_min = 480000000,
707 .vco_max = 960000000,
708 .base_reg = PLLU_BASE,
709 .misc_reg = PLLU_MISC,
710 .lock_mask = PLL_BASE_LOCK,
711 .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
712 .lock_delay = 1000,
713 .pdiv_tohw = pllu_p,
714 .div_nmp = &pllu_nmp,
715 .freq_table = pll_u_freq_table,
716 .flags = TEGRA_PLLU | TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
717 TEGRA_PLL_USE_LOCK,
718 };
719
720 struct utmi_clk_param {
721 /* Oscillator Frequency in KHz */
722 u32 osc_frequency;
723 /* UTMIP PLL Enable Delay Count */
724 u8 enable_delay_count;
725 /* UTMIP PLL Stable count */
726 u8 stable_count;
727 /* UTMIP PLL Active delay count */
728 u8 active_delay_count;
729 /* UTMIP PLL Xtal frequency count */
730 u8 xtal_freq_count;
731 };
732
733 static const struct utmi_clk_param utmi_parameters[] = {
734 {.osc_frequency = 13000000, .enable_delay_count = 0x02,
735 .stable_count = 0x33, .active_delay_count = 0x05,
736 .xtal_freq_count = 0x7F},
737 {.osc_frequency = 19200000, .enable_delay_count = 0x03,
738 .stable_count = 0x4B, .active_delay_count = 0x06,
739 .xtal_freq_count = 0xBB},
740 {.osc_frequency = 12000000, .enable_delay_count = 0x02,
741 .stable_count = 0x2F, .active_delay_count = 0x04,
742 .xtal_freq_count = 0x76},
743 {.osc_frequency = 26000000, .enable_delay_count = 0x04,
744 .stable_count = 0x66, .active_delay_count = 0x09,
745 .xtal_freq_count = 0xFE},
746 {.osc_frequency = 16800000, .enable_delay_count = 0x03,
747 .stable_count = 0x41, .active_delay_count = 0x0A,
748 .xtal_freq_count = 0xA4},
749 };
750
751 static struct tegra_clk tegra124_clks[tegra_clk_max] __initdata = {
752 [tegra_clk_ispb] = { .dt_id = TEGRA124_CLK_ISPB, .present = true },
753 [tegra_clk_rtc] = { .dt_id = TEGRA124_CLK_RTC, .present = true },
754 [tegra_clk_timer] = { .dt_id = TEGRA124_CLK_TIMER, .present = true },
755 [tegra_clk_uarta] = { .dt_id = TEGRA124_CLK_UARTA, .present = true },
756 [tegra_clk_sdmmc2] = { .dt_id = TEGRA124_CLK_SDMMC2, .present = true },
757 [tegra_clk_i2s1] = { .dt_id = TEGRA124_CLK_I2S1, .present = true },
758 [tegra_clk_i2c1] = { .dt_id = TEGRA124_CLK_I2C1, .present = true },
759 [tegra_clk_ndflash] = { .dt_id = TEGRA124_CLK_NDFLASH, .present = true },
760 [tegra_clk_sdmmc1] = { .dt_id = TEGRA124_CLK_SDMMC1, .present = true },
761 [tegra_clk_sdmmc4] = { .dt_id = TEGRA124_CLK_SDMMC4, .present = true },
762 [tegra_clk_pwm] = { .dt_id = TEGRA124_CLK_PWM, .present = true },
763 [tegra_clk_i2s2] = { .dt_id = TEGRA124_CLK_I2S2, .present = true },
764 [tegra_clk_gr2d] = { .dt_id = TEGRA124_CLK_GR_2D, .present = true },
765 [tegra_clk_usbd] = { .dt_id = TEGRA124_CLK_USBD, .present = true },
766 [tegra_clk_isp_8] = { .dt_id = TEGRA124_CLK_ISP, .present = true },
767 [tegra_clk_gr3d] = { .dt_id = TEGRA124_CLK_GR_3D, .present = true },
768 [tegra_clk_disp2] = { .dt_id = TEGRA124_CLK_DISP2, .present = true },
769 [tegra_clk_disp1] = { .dt_id = TEGRA124_CLK_DISP1, .present = true },
770 [tegra_clk_host1x] = { .dt_id = TEGRA124_CLK_HOST1X, .present = true },
771 [tegra_clk_vcp] = { .dt_id = TEGRA124_CLK_VCP, .present = true },
772 [tegra_clk_i2s0] = { .dt_id = TEGRA124_CLK_I2S0, .present = true },
773 [tegra_clk_apbdma] = { .dt_id = TEGRA124_CLK_APBDMA, .present = true },
774 [tegra_clk_kbc] = { .dt_id = TEGRA124_CLK_KBC, .present = true },
775 [tegra_clk_kfuse] = { .dt_id = TEGRA124_CLK_KFUSE, .present = true },
776 [tegra_clk_sbc1] = { .dt_id = TEGRA124_CLK_SBC1, .present = true },
777 [tegra_clk_nor] = { .dt_id = TEGRA124_CLK_NOR, .present = true },
778 [tegra_clk_sbc2] = { .dt_id = TEGRA124_CLK_SBC2, .present = true },
779 [tegra_clk_sbc3] = { .dt_id = TEGRA124_CLK_SBC3, .present = true },
780 [tegra_clk_i2c5] = { .dt_id = TEGRA124_CLK_I2C5, .present = true },
781 [tegra_clk_dsia] = { .dt_id = TEGRA124_CLK_DSIA, .present = true },
782 [tegra_clk_mipi] = { .dt_id = TEGRA124_CLK_MIPI, .present = true },
783 [tegra_clk_hdmi] = { .dt_id = TEGRA124_CLK_HDMI, .present = true },
784 [tegra_clk_csi] = { .dt_id = TEGRA124_CLK_CSI, .present = true },
785 [tegra_clk_i2c2] = { .dt_id = TEGRA124_CLK_I2C2, .present = true },
786 [tegra_clk_uartc] = { .dt_id = TEGRA124_CLK_UARTC, .present = true },
787 [tegra_clk_mipi_cal] = { .dt_id = TEGRA124_CLK_MIPI_CAL, .present = true },
788 [tegra_clk_emc] = { .dt_id = TEGRA124_CLK_EMC, .present = true },
789 [tegra_clk_usb2] = { .dt_id = TEGRA124_CLK_USB2, .present = true },
790 [tegra_clk_usb3] = { .dt_id = TEGRA124_CLK_USB3, .present = true },
791 [tegra_clk_vde_8] = { .dt_id = TEGRA124_CLK_VDE, .present = true },
792 [tegra_clk_bsea] = { .dt_id = TEGRA124_CLK_BSEA, .present = true },
793 [tegra_clk_bsev] = { .dt_id = TEGRA124_CLK_BSEV, .present = true },
794 [tegra_clk_uartd] = { .dt_id = TEGRA124_CLK_UARTD, .present = true },
795 [tegra_clk_i2c3] = { .dt_id = TEGRA124_CLK_I2C3, .present = true },
796 [tegra_clk_sbc4] = { .dt_id = TEGRA124_CLK_SBC4, .present = true },
797 [tegra_clk_sdmmc3] = { .dt_id = TEGRA124_CLK_SDMMC3, .present = true },
798 [tegra_clk_pcie] = { .dt_id = TEGRA124_CLK_PCIE, .present = true },
799 [tegra_clk_owr] = { .dt_id = TEGRA124_CLK_OWR, .present = true },
800 [tegra_clk_afi] = { .dt_id = TEGRA124_CLK_AFI, .present = true },
801 [tegra_clk_csite] = { .dt_id = TEGRA124_CLK_CSITE, .present = true },
802 [tegra_clk_la] = { .dt_id = TEGRA124_CLK_LA, .present = true },
803 [tegra_clk_trace] = { .dt_id = TEGRA124_CLK_TRACE, .present = true },
804 [tegra_clk_soc_therm] = { .dt_id = TEGRA124_CLK_SOC_THERM, .present = true },
805 [tegra_clk_dtv] = { .dt_id = TEGRA124_CLK_DTV, .present = true },
806 [tegra_clk_ndspeed] = { .dt_id = TEGRA124_CLK_NDSPEED, .present = true },
807 [tegra_clk_i2cslow] = { .dt_id = TEGRA124_CLK_I2CSLOW, .present = true },
808 [tegra_clk_dsib] = { .dt_id = TEGRA124_CLK_DSIB, .present = true },
809 [tegra_clk_tsec] = { .dt_id = TEGRA124_CLK_TSEC, .present = true },
810 [tegra_clk_xusb_host] = { .dt_id = TEGRA124_CLK_XUSB_HOST, .present = true },
811 [tegra_clk_msenc] = { .dt_id = TEGRA124_CLK_MSENC, .present = true },
812 [tegra_clk_csus] = { .dt_id = TEGRA124_CLK_CSUS, .present = true },
813 [tegra_clk_mselect] = { .dt_id = TEGRA124_CLK_MSELECT, .present = true },
814 [tegra_clk_tsensor] = { .dt_id = TEGRA124_CLK_TSENSOR, .present = true },
815 [tegra_clk_i2s3] = { .dt_id = TEGRA124_CLK_I2S3, .present = true },
816 [tegra_clk_i2s4] = { .dt_id = TEGRA124_CLK_I2S4, .present = true },
817 [tegra_clk_i2c4] = { .dt_id = TEGRA124_CLK_I2C4, .present = true },
818 [tegra_clk_sbc5] = { .dt_id = TEGRA124_CLK_SBC5, .present = true },
819 [tegra_clk_sbc6] = { .dt_id = TEGRA124_CLK_SBC6, .present = true },
820 [tegra_clk_d_audio] = { .dt_id = TEGRA124_CLK_D_AUDIO, .present = true },
821 [tegra_clk_apbif] = { .dt_id = TEGRA124_CLK_APBIF, .present = true },
822 [tegra_clk_dam0] = { .dt_id = TEGRA124_CLK_DAM0, .present = true },
823 [tegra_clk_dam1] = { .dt_id = TEGRA124_CLK_DAM1, .present = true },
824 [tegra_clk_dam2] = { .dt_id = TEGRA124_CLK_DAM2, .present = true },
825 [tegra_clk_hda2codec_2x] = { .dt_id = TEGRA124_CLK_HDA2CODEC_2X, .present = true },
826 [tegra_clk_audio0_2x] = { .dt_id = TEGRA124_CLK_AUDIO0_2X, .present = true },
827 [tegra_clk_audio1_2x] = { .dt_id = TEGRA124_CLK_AUDIO1_2X, .present = true },
828 [tegra_clk_audio2_2x] = { .dt_id = TEGRA124_CLK_AUDIO2_2X, .present = true },
829 [tegra_clk_audio3_2x] = { .dt_id = TEGRA124_CLK_AUDIO3_2X, .present = true },
830 [tegra_clk_audio4_2x] = { .dt_id = TEGRA124_CLK_AUDIO4_2X, .present = true },
831 [tegra_clk_spdif_2x] = { .dt_id = TEGRA124_CLK_SPDIF_2X, .present = true },
832 [tegra_clk_actmon] = { .dt_id = TEGRA124_CLK_ACTMON, .present = true },
833 [tegra_clk_extern1] = { .dt_id = TEGRA124_CLK_EXTERN1, .present = true },
834 [tegra_clk_extern2] = { .dt_id = TEGRA124_CLK_EXTERN2, .present = true },
835 [tegra_clk_extern3] = { .dt_id = TEGRA124_CLK_EXTERN3, .present = true },
836 [tegra_clk_sata_oob] = { .dt_id = TEGRA124_CLK_SATA_OOB, .present = true },
837 [tegra_clk_sata] = { .dt_id = TEGRA124_CLK_SATA, .present = true },
838 [tegra_clk_hda] = { .dt_id = TEGRA124_CLK_HDA, .present = true },
839 [tegra_clk_se] = { .dt_id = TEGRA124_CLK_SE, .present = true },
840 [tegra_clk_hda2hdmi] = { .dt_id = TEGRA124_CLK_HDA2HDMI, .present = true },
841 [tegra_clk_sata_cold] = { .dt_id = TEGRA124_CLK_SATA_COLD, .present = true },
842 [tegra_clk_cilab] = { .dt_id = TEGRA124_CLK_CILAB, .present = true },
843 [tegra_clk_cilcd] = { .dt_id = TEGRA124_CLK_CILCD, .present = true },
844 [tegra_clk_cile] = { .dt_id = TEGRA124_CLK_CILE, .present = true },
845 [tegra_clk_dsialp] = { .dt_id = TEGRA124_CLK_DSIALP, .present = true },
846 [tegra_clk_dsiblp] = { .dt_id = TEGRA124_CLK_DSIBLP, .present = true },
847 [tegra_clk_entropy] = { .dt_id = TEGRA124_CLK_ENTROPY, .present = true },
848 [tegra_clk_dds] = { .dt_id = TEGRA124_CLK_DDS, .present = true },
849 [tegra_clk_dp2] = { .dt_id = TEGRA124_CLK_DP2, .present = true },
850 [tegra_clk_amx] = { .dt_id = TEGRA124_CLK_AMX, .present = true },
851 [tegra_clk_adx] = { .dt_id = TEGRA124_CLK_ADX, .present = true },
852 [tegra_clk_xusb_ss] = { .dt_id = TEGRA124_CLK_XUSB_SS, .present = true },
853 [tegra_clk_i2c6] = { .dt_id = TEGRA124_CLK_I2C6, .present = true },
854 [tegra_clk_vim2_clk] = { .dt_id = TEGRA124_CLK_VIM2_CLK, .present = true },
855 [tegra_clk_hdmi_audio] = { .dt_id = TEGRA124_CLK_HDMI_AUDIO, .present = true },
856 [tegra_clk_clk72Mhz] = { .dt_id = TEGRA124_CLK_CLK72MHZ, .present = true },
857 [tegra_clk_vic03] = { .dt_id = TEGRA124_CLK_VIC03, .present = true },
858 [tegra_clk_adx1] = { .dt_id = TEGRA124_CLK_ADX1, .present = true },
859 [tegra_clk_dpaux] = { .dt_id = TEGRA124_CLK_DPAUX, .present = true },
860 [tegra_clk_sor0] = { .dt_id = TEGRA124_CLK_SOR0, .present = true },
861 [tegra_clk_sor0_lvds] = { .dt_id = TEGRA124_CLK_SOR0_LVDS, .present = true },
862 [tegra_clk_gpu] = { .dt_id = TEGRA124_CLK_GPU, .present = true },
863 [tegra_clk_amx1] = { .dt_id = TEGRA124_CLK_AMX1, .present = true },
864 [tegra_clk_uartb] = { .dt_id = TEGRA124_CLK_UARTB, .present = true },
865 [tegra_clk_vfir] = { .dt_id = TEGRA124_CLK_VFIR, .present = true },
866 [tegra_clk_spdif_in] = { .dt_id = TEGRA124_CLK_SPDIF_IN, .present = true },
867 [tegra_clk_spdif_out] = { .dt_id = TEGRA124_CLK_SPDIF_OUT, .present = true },
868 [tegra_clk_vi_9] = { .dt_id = TEGRA124_CLK_VI, .present = true },
869 [tegra_clk_vi_sensor] = { .dt_id = TEGRA124_CLK_VI_SENSOR, .present = true },
870 [tegra_clk_fuse] = { .dt_id = TEGRA124_CLK_FUSE, .present = true },
871 [tegra_clk_fuse_burn] = { .dt_id = TEGRA124_CLK_FUSE_BURN, .present = true },
872 [tegra_clk_clk_32k] = { .dt_id = TEGRA124_CLK_CLK_32K, .present = true },
873 [tegra_clk_clk_m] = { .dt_id = TEGRA124_CLK_CLK_M, .present = true },
874 [tegra_clk_clk_m_div2] = { .dt_id = TEGRA124_CLK_CLK_M_DIV2, .present = true },
875 [tegra_clk_clk_m_div4] = { .dt_id = TEGRA124_CLK_CLK_M_DIV4, .present = true },
876 [tegra_clk_pll_ref] = { .dt_id = TEGRA124_CLK_PLL_REF, .present = true },
877 [tegra_clk_pll_c] = { .dt_id = TEGRA124_CLK_PLL_C, .present = true },
878 [tegra_clk_pll_c_out1] = { .dt_id = TEGRA124_CLK_PLL_C_OUT1, .present = true },
879 [tegra_clk_pll_c2] = { .dt_id = TEGRA124_CLK_PLL_C2, .present = true },
880 [tegra_clk_pll_c3] = { .dt_id = TEGRA124_CLK_PLL_C3, .present = true },
881 [tegra_clk_pll_m] = { .dt_id = TEGRA124_CLK_PLL_M, .present = true },
882 [tegra_clk_pll_m_out1] = { .dt_id = TEGRA124_CLK_PLL_M_OUT1, .present = true },
883 [tegra_clk_pll_p] = { .dt_id = TEGRA124_CLK_PLL_P, .present = true },
884 [tegra_clk_pll_p_out1] = { .dt_id = TEGRA124_CLK_PLL_P_OUT1, .present = true },
885 [tegra_clk_pll_p_out2] = { .dt_id = TEGRA124_CLK_PLL_P_OUT2, .present = true },
886 [tegra_clk_pll_p_out3] = { .dt_id = TEGRA124_CLK_PLL_P_OUT3, .present = true },
887 [tegra_clk_pll_p_out4] = { .dt_id = TEGRA124_CLK_PLL_P_OUT4, .present = true },
888 [tegra_clk_pll_a] = { .dt_id = TEGRA124_CLK_PLL_A, .present = true },
889 [tegra_clk_pll_a_out0] = { .dt_id = TEGRA124_CLK_PLL_A_OUT0, .present = true },
890 [tegra_clk_pll_d] = { .dt_id = TEGRA124_CLK_PLL_D, .present = true },
891 [tegra_clk_pll_d_out0] = { .dt_id = TEGRA124_CLK_PLL_D_OUT0, .present = true },
892 [tegra_clk_pll_d2] = { .dt_id = TEGRA124_CLK_PLL_D2, .present = true },
893 [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA124_CLK_PLL_D2_OUT0, .present = true },
894 [tegra_clk_pll_u] = { .dt_id = TEGRA124_CLK_PLL_U, .present = true },
895 [tegra_clk_pll_u_480m] = { .dt_id = TEGRA124_CLK_PLL_U_480M, .present = true },
896 [tegra_clk_pll_u_60m] = { .dt_id = TEGRA124_CLK_PLL_U_60M, .present = true },
897 [tegra_clk_pll_u_48m] = { .dt_id = TEGRA124_CLK_PLL_U_48M, .present = true },
898 [tegra_clk_pll_u_12m] = { .dt_id = TEGRA124_CLK_PLL_U_12M, .present = true },
899 [tegra_clk_pll_x] = { .dt_id = TEGRA124_CLK_PLL_X, .present = true },
900 [tegra_clk_pll_x_out0] = { .dt_id = TEGRA124_CLK_PLL_X_OUT0, .present = true },
901 [tegra_clk_pll_re_vco] = { .dt_id = TEGRA124_CLK_PLL_RE_VCO, .present = true },
902 [tegra_clk_pll_re_out] = { .dt_id = TEGRA124_CLK_PLL_RE_OUT, .present = true },
903 [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC, .present = true },
904 [tegra_clk_i2s0_sync] = { .dt_id = TEGRA124_CLK_I2S0_SYNC, .present = true },
905 [tegra_clk_i2s1_sync] = { .dt_id = TEGRA124_CLK_I2S1_SYNC, .present = true },
906 [tegra_clk_i2s2_sync] = { .dt_id = TEGRA124_CLK_I2S2_SYNC, .present = true },
907 [tegra_clk_i2s3_sync] = { .dt_id = TEGRA124_CLK_I2S3_SYNC, .present = true },
908 [tegra_clk_i2s4_sync] = { .dt_id = TEGRA124_CLK_I2S4_SYNC, .present = true },
909 [tegra_clk_vimclk_sync] = { .dt_id = TEGRA124_CLK_VIMCLK_SYNC, .present = true },
910 [tegra_clk_audio0] = { .dt_id = TEGRA124_CLK_AUDIO0, .present = true },
911 [tegra_clk_audio1] = { .dt_id = TEGRA124_CLK_AUDIO1, .present = true },
912 [tegra_clk_audio2] = { .dt_id = TEGRA124_CLK_AUDIO2, .present = true },
913 [tegra_clk_audio3] = { .dt_id = TEGRA124_CLK_AUDIO3, .present = true },
914 [tegra_clk_audio4] = { .dt_id = TEGRA124_CLK_AUDIO4, .present = true },
915 [tegra_clk_spdif] = { .dt_id = TEGRA124_CLK_SPDIF, .present = true },
916 [tegra_clk_clk_out_1] = { .dt_id = TEGRA124_CLK_CLK_OUT_1, .present = true },
917 [tegra_clk_clk_out_2] = { .dt_id = TEGRA124_CLK_CLK_OUT_2, .present = true },
918 [tegra_clk_clk_out_3] = { .dt_id = TEGRA124_CLK_CLK_OUT_3, .present = true },
919 [tegra_clk_blink] = { .dt_id = TEGRA124_CLK_BLINK, .present = true },
920 [tegra_clk_xusb_host_src] = { .dt_id = TEGRA124_CLK_XUSB_HOST_SRC, .present = true },
921 [tegra_clk_xusb_falcon_src] = { .dt_id = TEGRA124_CLK_XUSB_FALCON_SRC, .present = true },
922 [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA124_CLK_XUSB_FS_SRC, .present = true },
923 [tegra_clk_xusb_ss_src] = { .dt_id = TEGRA124_CLK_XUSB_SS_SRC, .present = true },
924 [tegra_clk_xusb_dev_src] = { .dt_id = TEGRA124_CLK_XUSB_DEV_SRC, .present = true },
925 [tegra_clk_xusb_dev] = { .dt_id = TEGRA124_CLK_XUSB_DEV, .present = true },
926 [tegra_clk_xusb_hs_src] = { .dt_id = TEGRA124_CLK_XUSB_HS_SRC, .present = true },
927 [tegra_clk_sclk] = { .dt_id = TEGRA124_CLK_SCLK, .present = true },
928 [tegra_clk_hclk] = { .dt_id = TEGRA124_CLK_HCLK, .present = true },
929 [tegra_clk_pclk] = { .dt_id = TEGRA124_CLK_PCLK, .present = true },
930 [tegra_clk_cclk_g] = { .dt_id = TEGRA124_CLK_CCLK_G, .present = true },
931 [tegra_clk_cclk_lp] = { .dt_id = TEGRA124_CLK_CCLK_LP, .present = true },
932 [tegra_clk_dfll_ref] = { .dt_id = TEGRA124_CLK_DFLL_REF, .present = true },
933 [tegra_clk_dfll_soc] = { .dt_id = TEGRA124_CLK_DFLL_SOC, .present = true },
934 [tegra_clk_vi_sensor2] = { .dt_id = TEGRA124_CLK_VI_SENSOR2, .present = true },
935 [tegra_clk_pll_p_out5] = { .dt_id = TEGRA124_CLK_PLL_P_OUT5, .present = true },
936 [tegra_clk_pll_c4] = { .dt_id = TEGRA124_CLK_PLL_C4, .present = true },
937 [tegra_clk_pll_dp] = { .dt_id = TEGRA124_CLK_PLL_DP, .present = true },
938 [tegra_clk_audio0_mux] = { .dt_id = TEGRA124_CLK_AUDIO0_MUX, .present = true },
939 [tegra_clk_audio1_mux] = { .dt_id = TEGRA124_CLK_AUDIO1_MUX, .present = true },
940 [tegra_clk_audio2_mux] = { .dt_id = TEGRA124_CLK_AUDIO2_MUX, .present = true },
941 [tegra_clk_audio3_mux] = { .dt_id = TEGRA124_CLK_AUDIO3_MUX, .present = true },
942 [tegra_clk_audio4_mux] = { .dt_id = TEGRA124_CLK_AUDIO4_MUX, .present = true },
943 [tegra_clk_spdif_mux] = { .dt_id = TEGRA124_CLK_SPDIF_MUX, .present = true },
944 [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_1_MUX, .present = true },
945 [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_2_MUX, .present = true },
946 [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_3_MUX, .present = true },
947 [tegra_clk_dsia_mux] = { .dt_id = TEGRA124_CLK_DSIA_MUX, .present = true },
948 [tegra_clk_dsib_mux] = { .dt_id = TEGRA124_CLK_DSIB_MUX, .present = true },
949 [tegra_clk_uarte] = { .dt_id = TEGRA124_CLK_UARTE, .present = true },
950 };
951
952 static struct tegra_devclk devclks[] __initdata = {
953 { .con_id = "clk_m", .dt_id = TEGRA124_CLK_CLK_M },
954 { .con_id = "pll_ref", .dt_id = TEGRA124_CLK_PLL_REF },
955 { .con_id = "clk_32k", .dt_id = TEGRA124_CLK_CLK_32K },
956 { .con_id = "clk_m_div2", .dt_id = TEGRA124_CLK_CLK_M_DIV2 },
957 { .con_id = "clk_m_div4", .dt_id = TEGRA124_CLK_CLK_M_DIV4 },
958 { .con_id = "pll_c", .dt_id = TEGRA124_CLK_PLL_C },
959 { .con_id = "pll_c_out1", .dt_id = TEGRA124_CLK_PLL_C_OUT1 },
960 { .con_id = "pll_c2", .dt_id = TEGRA124_CLK_PLL_C2 },
961 { .con_id = "pll_c3", .dt_id = TEGRA124_CLK_PLL_C3 },
962 { .con_id = "pll_p", .dt_id = TEGRA124_CLK_PLL_P },
963 { .con_id = "pll_p_out1", .dt_id = TEGRA124_CLK_PLL_P_OUT1 },
964 { .con_id = "pll_p_out2", .dt_id = TEGRA124_CLK_PLL_P_OUT2 },
965 { .con_id = "pll_p_out3", .dt_id = TEGRA124_CLK_PLL_P_OUT3 },
966 { .con_id = "pll_p_out4", .dt_id = TEGRA124_CLK_PLL_P_OUT4 },
967 { .con_id = "pll_m", .dt_id = TEGRA124_CLK_PLL_M },
968 { .con_id = "pll_m_out1", .dt_id = TEGRA124_CLK_PLL_M_OUT1 },
969 { .con_id = "pll_x", .dt_id = TEGRA124_CLK_PLL_X },
970 { .con_id = "pll_x_out0", .dt_id = TEGRA124_CLK_PLL_X_OUT0 },
971 { .con_id = "pll_u", .dt_id = TEGRA124_CLK_PLL_U },
972 { .con_id = "pll_u_480M", .dt_id = TEGRA124_CLK_PLL_U_480M },
973 { .con_id = "pll_u_60M", .dt_id = TEGRA124_CLK_PLL_U_60M },
974 { .con_id = "pll_u_48M", .dt_id = TEGRA124_CLK_PLL_U_48M },
975 { .con_id = "pll_u_12M", .dt_id = TEGRA124_CLK_PLL_U_12M },
976 { .con_id = "pll_d", .dt_id = TEGRA124_CLK_PLL_D },
977 { .con_id = "pll_d_out0", .dt_id = TEGRA124_CLK_PLL_D_OUT0 },
978 { .con_id = "pll_d2", .dt_id = TEGRA124_CLK_PLL_D2 },
979 { .con_id = "pll_d2_out0", .dt_id = TEGRA124_CLK_PLL_D2_OUT0 },
980 { .con_id = "pll_a", .dt_id = TEGRA124_CLK_PLL_A },
981 { .con_id = "pll_a_out0", .dt_id = TEGRA124_CLK_PLL_A_OUT0 },
982 { .con_id = "pll_re_vco", .dt_id = TEGRA124_CLK_PLL_RE_VCO },
983 { .con_id = "pll_re_out", .dt_id = TEGRA124_CLK_PLL_RE_OUT },
984 { .con_id = "spdif_in_sync", .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC },
985 { .con_id = "i2s0_sync", .dt_id = TEGRA124_CLK_I2S0_SYNC },
986 { .con_id = "i2s1_sync", .dt_id = TEGRA124_CLK_I2S1_SYNC },
987 { .con_id = "i2s2_sync", .dt_id = TEGRA124_CLK_I2S2_SYNC },
988 { .con_id = "i2s3_sync", .dt_id = TEGRA124_CLK_I2S3_SYNC },
989 { .con_id = "i2s4_sync", .dt_id = TEGRA124_CLK_I2S4_SYNC },
990 { .con_id = "vimclk_sync", .dt_id = TEGRA124_CLK_VIMCLK_SYNC },
991 { .con_id = "audio0", .dt_id = TEGRA124_CLK_AUDIO0 },
992 { .con_id = "audio1", .dt_id = TEGRA124_CLK_AUDIO1 },
993 { .con_id = "audio2", .dt_id = TEGRA124_CLK_AUDIO2 },
994 { .con_id = "audio3", .dt_id = TEGRA124_CLK_AUDIO3 },
995 { .con_id = "audio4", .dt_id = TEGRA124_CLK_AUDIO4 },
996 { .con_id = "spdif", .dt_id = TEGRA124_CLK_SPDIF },
997 { .con_id = "audio0_2x", .dt_id = TEGRA124_CLK_AUDIO0_2X },
998 { .con_id = "audio1_2x", .dt_id = TEGRA124_CLK_AUDIO1_2X },
999 { .con_id = "audio2_2x", .dt_id = TEGRA124_CLK_AUDIO2_2X },
1000 { .con_id = "audio3_2x", .dt_id = TEGRA124_CLK_AUDIO3_2X },
1001 { .con_id = "audio4_2x", .dt_id = TEGRA124_CLK_AUDIO4_2X },
1002 { .con_id = "spdif_2x", .dt_id = TEGRA124_CLK_SPDIF_2X },
1003 { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA124_CLK_EXTERN1 },
1004 { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA124_CLK_EXTERN2 },
1005 { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA124_CLK_EXTERN3 },
1006 { .con_id = "blink", .dt_id = TEGRA124_CLK_BLINK },
1007 { .con_id = "cclk_g", .dt_id = TEGRA124_CLK_CCLK_G },
1008 { .con_id = "cclk_lp", .dt_id = TEGRA124_CLK_CCLK_LP },
1009 { .con_id = "sclk", .dt_id = TEGRA124_CLK_SCLK },
1010 { .con_id = "hclk", .dt_id = TEGRA124_CLK_HCLK },
1011 { .con_id = "pclk", .dt_id = TEGRA124_CLK_PCLK },
1012 { .con_id = "fuse", .dt_id = TEGRA124_CLK_FUSE },
1013 { .dev_id = "rtc-tegra", .dt_id = TEGRA124_CLK_RTC },
1014 { .dev_id = "timer", .dt_id = TEGRA124_CLK_TIMER },
1015 };
1016
1017 static struct clk **clks;
1018
1019 static void tegra124_utmi_param_configure(void __iomem *clk_base)
1020 {
1021 u32 reg;
1022 int i;
1023
1024 for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
1025 if (osc_freq == utmi_parameters[i].osc_frequency)
1026 break;
1027 }
1028
1029 if (i >= ARRAY_SIZE(utmi_parameters)) {
1030 pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
1031 osc_freq);
1032 return;
1033 }
1034
1035 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
1036
1037 /* Program UTMIP PLL stable and active counts */
1038 /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
1039 reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
1040 reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
1041
1042 reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
1043
1044 reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].
1045 active_delay_count);
1046
1047 /* Remove power downs from UTMIP PLL control bits */
1048 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
1049 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
1050 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN;
1051
1052 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
1053
1054 /* Program UTMIP PLL delay and oscillator frequency counts */
1055 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
1056 reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
1057
1058 reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].
1059 enable_delay_count);
1060
1061 reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
1062 reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].
1063 xtal_freq_count);
1064
1065 /* Remove power downs from UTMIP PLL control bits */
1066 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
1067 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN;
1068 reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP;
1069 reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
1070 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
1071
1072 /* Setup HW control of UTMIPLL */
1073 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
1074 reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
1075 reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
1076 reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE;
1077 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
1078
1079 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
1080 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
1081 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
1082 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
1083
1084 udelay(1);
1085
1086 /* Setup SW override of UTMIPLL assuming USB2.0
1087 ports are assigned to USB2 */
1088 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
1089 reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL;
1090 reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
1091 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
1092
1093 udelay(1);
1094
1095 /* Enable HW control UTMIPLL */
1096 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
1097 reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
1098 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
1099 }
1100
1101 static __init void tegra124_periph_clk_init(void __iomem *clk_base,
1102 void __iomem *pmc_base)
1103 {
1104 struct clk *clk;
1105 u32 val;
1106
1107 /* xusb_hs_src */
1108 val = readl(clk_base + CLK_SOURCE_XUSB_SS_SRC);
1109 val |= BIT(25); /* always select PLLU_60M */
1110 writel(val, clk_base + CLK_SOURCE_XUSB_SS_SRC);
1111
1112 clk = clk_register_fixed_factor(NULL, "xusb_hs_src", "pll_u_60M", 0,
1113 1, 1);
1114 clks[TEGRA124_CLK_XUSB_HS_SRC] = clk;
1115
1116 /* dsia mux */
1117 clk = clk_register_mux(NULL, "dsia_mux", mux_plld_out0_plld2_out0,
1118 ARRAY_SIZE(mux_plld_out0_plld2_out0), 0,
1119 clk_base + PLLD_BASE, 25, 1, 0, &pll_d_lock);
1120 clks[TEGRA124_CLK_DSIA_MUX] = clk;
1121
1122 /* dsib mux */
1123 clk = clk_register_mux(NULL, "dsib_mux", mux_plld_out0_plld2_out0,
1124 ARRAY_SIZE(mux_plld_out0_plld2_out0), 0,
1125 clk_base + PLLD2_BASE, 25, 1, 0, &pll_d2_lock);
1126 clks[TEGRA124_CLK_DSIB_MUX] = clk;
1127
1128 /* emc mux */
1129 clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
1130 ARRAY_SIZE(mux_pllmcp_clkm), 0,
1131 clk_base + CLK_SOURCE_EMC,
1132 29, 3, 0, NULL);
1133
1134 /* cml0 */
1135 clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
1136 0, 0, &pll_e_lock);
1137 clk_register_clkdev(clk, "cml0", NULL);
1138 clks[TEGRA124_CLK_CML0] = clk;
1139
1140 /* cml1 */
1141 clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
1142 1, 0, &pll_e_lock);
1143 clk_register_clkdev(clk, "cml1", NULL);
1144 clks[TEGRA124_CLK_CML1] = clk;
1145
1146 tegra_periph_clk_init(clk_base, pmc_base, tegra124_clks, &pll_p_params);
1147 }
1148
1149 static void __init tegra124_pll_init(void __iomem *clk_base,
1150 void __iomem *pmc)
1151 {
1152 u32 val;
1153 struct clk *clk;
1154
1155 /* PLLC */
1156 clk = tegra_clk_register_pllxc("pll_c", "pll_ref", clk_base,
1157 pmc, 0, &pll_c_params, NULL);
1158 clk_register_clkdev(clk, "pll_c", NULL);
1159 clks[TEGRA124_CLK_PLL_C] = clk;
1160
1161 /* PLLC_OUT1 */
1162 clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
1163 clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
1164 8, 8, 1, NULL);
1165 clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
1166 clk_base + PLLC_OUT, 1, 0,
1167 CLK_SET_RATE_PARENT, 0, NULL);
1168 clk_register_clkdev(clk, "pll_c_out1", NULL);
1169 clks[TEGRA124_CLK_PLL_C_OUT1] = clk;
1170
1171 /* PLLC2 */
1172 clk = tegra_clk_register_pllc("pll_c2", "pll_ref", clk_base, pmc, 0,
1173 &pll_c2_params, NULL);
1174 clk_register_clkdev(clk, "pll_c2", NULL);
1175 clks[TEGRA124_CLK_PLL_C2] = clk;
1176
1177 /* PLLC3 */
1178 clk = tegra_clk_register_pllc("pll_c3", "pll_ref", clk_base, pmc, 0,
1179 &pll_c3_params, NULL);
1180 clk_register_clkdev(clk, "pll_c3", NULL);
1181 clks[TEGRA124_CLK_PLL_C3] = clk;
1182
1183 /* PLLM */
1184 clk = tegra_clk_register_pllm("pll_m", "pll_ref", clk_base, pmc,
1185 CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE,
1186 &pll_m_params, NULL);
1187 clk_register_clkdev(clk, "pll_m", NULL);
1188 clks[TEGRA124_CLK_PLL_M] = clk;
1189
1190 /* PLLM_OUT1 */
1191 clk = tegra_clk_register_divider("pll_m_out1_div", "pll_m",
1192 clk_base + PLLM_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
1193 8, 8, 1, NULL);
1194 clk = tegra_clk_register_pll_out("pll_m_out1", "pll_m_out1_div",
1195 clk_base + PLLM_OUT, 1, 0, CLK_IGNORE_UNUSED |
1196 CLK_SET_RATE_PARENT, 0, NULL);
1197 clk_register_clkdev(clk, "pll_m_out1", NULL);
1198 clks[TEGRA124_CLK_PLL_M_OUT1] = clk;
1199
1200 /* PLLM_UD */
1201 clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
1202 CLK_SET_RATE_PARENT, 1, 1);
1203
1204 /* PLLU */
1205 val = readl(clk_base + pll_u_params.base_reg);
1206 val &= ~BIT(24); /* disable PLLU_OVERRIDE */
1207 writel(val, clk_base + pll_u_params.base_reg);
1208
1209 clk = tegra_clk_register_pll("pll_u", "pll_ref", clk_base, pmc, 0,
1210 &pll_u_params, &pll_u_lock);
1211 clk_register_clkdev(clk, "pll_u", NULL);
1212 clks[TEGRA124_CLK_PLL_U] = clk;
1213
1214 tegra124_utmi_param_configure(clk_base);
1215
1216 /* PLLU_480M */
1217 clk = clk_register_gate(NULL, "pll_u_480M", "pll_u",
1218 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
1219 22, 0, &pll_u_lock);
1220 clk_register_clkdev(clk, "pll_u_480M", NULL);
1221 clks[TEGRA124_CLK_PLL_U_480M] = clk;
1222
1223 /* PLLU_60M */
1224 clk = clk_register_fixed_factor(NULL, "pll_u_60M", "pll_u",
1225 CLK_SET_RATE_PARENT, 1, 8);
1226 clk_register_clkdev(clk, "pll_u_60M", NULL);
1227 clks[TEGRA124_CLK_PLL_U_60M] = clk;
1228
1229 /* PLLU_48M */
1230 clk = clk_register_fixed_factor(NULL, "pll_u_48M", "pll_u",
1231 CLK_SET_RATE_PARENT, 1, 10);
1232 clk_register_clkdev(clk, "pll_u_48M", NULL);
1233 clks[TEGRA124_CLK_PLL_U_48M] = clk;
1234
1235 /* PLLU_12M */
1236 clk = clk_register_fixed_factor(NULL, "pll_u_12M", "pll_u",
1237 CLK_SET_RATE_PARENT, 1, 40);
1238 clk_register_clkdev(clk, "pll_u_12M", NULL);
1239 clks[TEGRA124_CLK_PLL_U_12M] = clk;
1240
1241 /* PLLD */
1242 clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
1243 &pll_d_params, &pll_d_lock);
1244 clk_register_clkdev(clk, "pll_d", NULL);
1245 clks[TEGRA124_CLK_PLL_D] = clk;
1246
1247 /* PLLD_OUT0 */
1248 clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
1249 CLK_SET_RATE_PARENT, 1, 2);
1250 clk_register_clkdev(clk, "pll_d_out0", NULL);
1251 clks[TEGRA124_CLK_PLL_D_OUT0] = clk;
1252
1253 /* PLLRE */
1254 clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc,
1255 0, &pll_re_vco_params, &pll_re_lock, pll_ref_freq);
1256 clk_register_clkdev(clk, "pll_re_vco", NULL);
1257 clks[TEGRA124_CLK_PLL_RE_VCO] = clk;
1258
1259 clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
1260 clk_base + PLLRE_BASE, 16, 4, 0,
1261 pll_re_div_table, &pll_re_lock);
1262 clk_register_clkdev(clk, "pll_re_out", NULL);
1263 clks[TEGRA124_CLK_PLL_RE_OUT] = clk;
1264
1265 /* PLLE */
1266 clk = tegra_clk_register_plle_tegra114("pll_e", "pll_ref",
1267 clk_base, 0, &pll_e_params, NULL);
1268 clk_register_clkdev(clk, "pll_e", NULL);
1269 clks[TEGRA124_CLK_PLL_E] = clk;
1270
1271 /* PLLC4 */
1272 clk = tegra_clk_register_pllss("pll_c4", "pll_ref", clk_base, 0,
1273 &pll_c4_params, NULL);
1274 clk_register_clkdev(clk, "pll_c4", NULL);
1275 clks[TEGRA124_CLK_PLL_C4] = clk;
1276
1277 /* PLLDP */
1278 clk = tegra_clk_register_pllss("pll_dp", "pll_ref", clk_base, 0,
1279 &pll_dp_params, NULL);
1280 clk_register_clkdev(clk, "pll_dp", NULL);
1281 clks[TEGRA124_CLK_PLL_DP] = clk;
1282
1283 /* PLLD2 */
1284 clk = tegra_clk_register_pllss("pll_d2", "pll_ref", clk_base, 0,
1285 &tegra124_pll_d2_params, NULL);
1286 clk_register_clkdev(clk, "pll_d2", NULL);
1287 clks[TEGRA124_CLK_PLL_D2] = clk;
1288
1289 /* PLLD2_OUT0 ?? */
1290 clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
1291 CLK_SET_RATE_PARENT, 1, 2);
1292 clk_register_clkdev(clk, "pll_d2_out0", NULL);
1293 clks[TEGRA124_CLK_PLL_D2_OUT0] = clk;
1294
1295 }
1296
1297 /* Tegra124 CPU clock and reset control functions */
1298 static void tegra124_wait_cpu_in_reset(u32 cpu)
1299 {
1300 unsigned int reg;
1301
1302 do {
1303 reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
1304 cpu_relax();
1305 } while (!(reg & (1 << cpu))); /* check CPU been reset or not */
1306 }
1307
1308 static void tegra124_disable_cpu_clock(u32 cpu)
1309 {
1310 /* flow controller would take care in the power sequence. */
1311 }
1312
1313 #ifdef CONFIG_PM_SLEEP
1314 static void tegra124_cpu_clock_suspend(void)
1315 {
1316 /* switch coresite to clk_m, save off original source */
1317 tegra124_cpu_clk_sctx.clk_csite_src =
1318 readl(clk_base + CLK_SOURCE_CSITE);
1319 writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
1320 }
1321
1322 static void tegra124_cpu_clock_resume(void)
1323 {
1324 writel(tegra124_cpu_clk_sctx.clk_csite_src,
1325 clk_base + CLK_SOURCE_CSITE);
1326 }
1327 #endif
1328
1329 static struct tegra_cpu_car_ops tegra124_cpu_car_ops = {
1330 .wait_for_reset = tegra124_wait_cpu_in_reset,
1331 .disable_clock = tegra124_disable_cpu_clock,
1332 #ifdef CONFIG_PM_SLEEP
1333 .suspend = tegra124_cpu_clock_suspend,
1334 .resume = tegra124_cpu_clock_resume,
1335 #endif
1336 };
1337
1338 static const struct of_device_id pmc_match[] __initconst = {
1339 { .compatible = "nvidia,tegra124-pmc" },
1340 {},
1341 };
1342
1343 static struct tegra_clk_init_table init_table[] __initdata = {
1344 {TEGRA124_CLK_UARTA, TEGRA124_CLK_PLL_P, 408000000, 0},
1345 {TEGRA124_CLK_UARTB, TEGRA124_CLK_PLL_P, 408000000, 0},
1346 {TEGRA124_CLK_UARTC, TEGRA124_CLK_PLL_P, 408000000, 0},
1347 {TEGRA124_CLK_UARTD, TEGRA124_CLK_PLL_P, 408000000, 0},
1348 {TEGRA124_CLK_PLL_A, TEGRA124_CLK_CLK_MAX, 564480000, 1},
1349 {TEGRA124_CLK_PLL_A_OUT0, TEGRA124_CLK_CLK_MAX, 11289600, 1},
1350 {TEGRA124_CLK_EXTERN1, TEGRA124_CLK_PLL_A_OUT0, 0, 1},
1351 {TEGRA124_CLK_CLK_OUT_1_MUX, TEGRA124_CLK_EXTERN1, 0, 1},
1352 {TEGRA124_CLK_CLK_OUT_1, TEGRA124_CLK_CLK_MAX, 0, 1},
1353 {TEGRA124_CLK_I2S0, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
1354 {TEGRA124_CLK_I2S1, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
1355 {TEGRA124_CLK_I2S2, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
1356 {TEGRA124_CLK_I2S3, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
1357 {TEGRA124_CLK_I2S4, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
1358 {TEGRA124_CLK_VDE, TEGRA124_CLK_PLL_P, 0, 0},
1359 {TEGRA124_CLK_HOST1X, TEGRA124_CLK_PLL_P, 136000000, 1},
1360 {TEGRA124_CLK_SCLK, TEGRA124_CLK_PLL_P_OUT2, 102000000, 1},
1361 {TEGRA124_CLK_DFLL_SOC, TEGRA124_CLK_PLL_P, 51000000, 1},
1362 {TEGRA124_CLK_DFLL_REF, TEGRA124_CLK_PLL_P, 51000000, 1},
1363 {TEGRA124_CLK_PLL_C, TEGRA124_CLK_CLK_MAX, 768000000, 0},
1364 {TEGRA124_CLK_PLL_C_OUT1, TEGRA124_CLK_CLK_MAX, 100000000, 0},
1365 {TEGRA124_CLK_SBC4, TEGRA124_CLK_PLL_P, 12000000, 1},
1366 {TEGRA124_CLK_TSEC, TEGRA124_CLK_PLL_C3, 0, 0},
1367 {TEGRA124_CLK_MSENC, TEGRA124_CLK_PLL_C3, 0, 0},
1368 /* This MUST be the last entry. */
1369 {TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0},
1370 };
1371
1372 static void __init tegra124_clock_apply_init_table(void)
1373 {
1374 tegra_init_from_table(init_table, clks, TEGRA124_CLK_CLK_MAX);
1375 }
1376
1377 static void __init tegra124_clock_init(struct device_node *np)
1378 {
1379 struct device_node *node;
1380
1381 clk_base = of_iomap(np, 0);
1382 if (!clk_base) {
1383 pr_err("ioremap tegra124 CAR failed\n");
1384 return;
1385 }
1386
1387 node = of_find_matching_node(NULL, pmc_match);
1388 if (!node) {
1389 pr_err("Failed to find pmc node\n");
1390 WARN_ON(1);
1391 return;
1392 }
1393
1394 pmc_base = of_iomap(node, 0);
1395 if (!pmc_base) {
1396 pr_err("Can't map pmc registers\n");
1397 WARN_ON(1);
1398 return;
1399 }
1400
1401 clks = tegra_clk_init(clk_base, TEGRA124_CLK_CLK_MAX, 6);
1402 if (!clks)
1403 return;
1404
1405 if (tegra_osc_clk_init(clk_base, tegra124_clks, tegra124_input_freq,
1406 ARRAY_SIZE(tegra124_input_freq), &osc_freq, &pll_ref_freq) < 0)
1407 return;
1408
1409 tegra_fixed_clk_init(tegra124_clks);
1410 tegra124_pll_init(clk_base, pmc_base);
1411 tegra124_periph_clk_init(clk_base, pmc_base);
1412 tegra_audio_clk_init(clk_base, pmc_base, tegra124_clks, &pll_a_params);
1413 tegra_pmc_clk_init(pmc_base, tegra124_clks);
1414
1415 tegra_super_clk_gen4_init(clk_base, pmc_base, tegra124_clks,
1416 &pll_x_params);
1417 tegra_add_of_provider(np);
1418 tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
1419
1420 tegra_clk_apply_init_table = tegra124_clock_apply_init_table;
1421
1422 tegra_cpu_car_ops = &tegra124_cpu_car_ops;
1423 }
1424 CLK_OF_DECLARE(tegra124, "nvidia,tegra124-car", tegra124_clock_init);
Linux with added FPC-III support