1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (c) 2012-2014 NVIDIA CORPORATION. All rights reserved.
4 */
5
6 #include <linux/io.h>
7 #include <linux/clk-provider.h>
8 #include <linux/clkdev.h>
9 #include <linux/of.h>
10 #include <linux/of_address.h>
11 #include <linux/delay.h>
12 #include <linux/export.h>
13 #include <linux/clk/tegra.h>
14 #include <dt-bindings/clock/tegra124-car.h>
15 #include <dt-bindings/reset/tegra124-car.h>
16
17 #include "clk.h"
18 #include "clk-id.h"
19
20 /*
21 * TEGRA124_CAR_BANK_COUNT: the number of peripheral clock register
22 * banks present in the Tegra124/132 CAR IP block. The banks are
23 * identified by single letters, e.g.: L, H, U, V, W, X. See
24 * periph_regs[] in drivers/clk/tegra/clk.c
25 */
26 #define TEGRA124_CAR_BANK_COUNT 6
27
28 #define CLK_SOURCE_CSITE 0x1d4
29 #define CLK_SOURCE_EMC 0x19c
30 #define CLK_SOURCE_SOR0 0x414
31
32 #define RST_DFLL_DVCO 0x2f4
33 #define DVFS_DFLL_RESET_SHIFT 0
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 CCLKG_BURST_POLICY 0x368
91
92 /* Tegra CPU clock and reset control regs */
93 #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470
94
95 #define MASK(x) (BIT(x) - 1)
96
97 #define MUX8_NOGATE_LOCK(_name, _parents, _offset, _clk_id, _lock) \
98 TEGRA_INIT_DATA_TABLE(_name, NULL, NULL, _parents, _offset, \
99 29, MASK(3), 0, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP,\
100 0, TEGRA_PERIPH_NO_GATE, _clk_id,\
101 _parents##_idx, 0, _lock)
102
103 #define NODIV(_name, _parents, _offset, \
104 _mux_shift, _mux_mask, _clk_num, \
105 _gate_flags, _clk_id, _lock) \
106 TEGRA_INIT_DATA_TABLE(_name, NULL, NULL, _parents, _offset,\
107 _mux_shift, _mux_mask, 0, 0, 0, 0, 0,\
108 _clk_num, (_gate_flags) | TEGRA_PERIPH_NO_DIV,\
109 _clk_id, _parents##_idx, 0, _lock)
110
111 #ifdef CONFIG_PM_SLEEP
112 static struct cpu_clk_suspend_context {
113 u32 clk_csite_src;
114 u32 cclkg_burst;
115 u32 cclkg_divider;
116 } tegra124_cpu_clk_sctx;
117 #endif
118
119 static void __iomem *clk_base;
120 static void __iomem *pmc_base;
121
122 static unsigned long osc_freq;
123 static unsigned long pll_ref_freq;
124
125 static DEFINE_SPINLOCK(pll_d_lock);
126 static DEFINE_SPINLOCK(pll_e_lock);
127 static DEFINE_SPINLOCK(pll_re_lock);
128 static DEFINE_SPINLOCK(pll_u_lock);
129 static DEFINE_SPINLOCK(emc_lock);
130 static DEFINE_SPINLOCK(sor0_lock);
131
132 /* possible OSC frequencies in Hz */
133 static unsigned long tegra124_input_freq[] = {
134 [ 0] = 13000000,
135 [ 1] = 16800000,
136 [ 4] = 19200000,
137 [ 5] = 38400000,
138 [ 8] = 12000000,
139 [ 9] = 48000000,
140 [12] = 26000000,
141 };
142
143 static struct div_nmp pllxc_nmp = {
144 .divm_shift = 0,
145 .divm_width = 8,
146 .divn_shift = 8,
147 .divn_width = 8,
148 .divp_shift = 20,
149 .divp_width = 4,
150 };
151
152 static const struct pdiv_map pllxc_p[] = {
153 { .pdiv = 1, .hw_val = 0 },
154 { .pdiv = 2, .hw_val = 1 },
155 { .pdiv = 3, .hw_val = 2 },
156 { .pdiv = 4, .hw_val = 3 },
157 { .pdiv = 5, .hw_val = 4 },
158 { .pdiv = 6, .hw_val = 5 },
159 { .pdiv = 8, .hw_val = 6 },
160 { .pdiv = 10, .hw_val = 7 },
161 { .pdiv = 12, .hw_val = 8 },
162 { .pdiv = 16, .hw_val = 9 },
163 { .pdiv = 12, .hw_val = 10 },
164 { .pdiv = 16, .hw_val = 11 },
165 { .pdiv = 20, .hw_val = 12 },
166 { .pdiv = 24, .hw_val = 13 },
167 { .pdiv = 32, .hw_val = 14 },
168 { .pdiv = 0, .hw_val = 0 },
169 };
170
171 static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
172 /* 1 GHz */
173 { 12000000, 1000000000, 83, 1, 1, 0 }, /* actual: 996.0 MHz */
174 { 13000000, 1000000000, 76, 1, 1, 0 }, /* actual: 988.0 MHz */
175 { 16800000, 1000000000, 59, 1, 1, 0 }, /* actual: 991.2 MHz */
176 { 19200000, 1000000000, 52, 1, 1, 0 }, /* actual: 998.4 MHz */
177 { 26000000, 1000000000, 76, 2, 1, 0 }, /* actual: 988.0 MHz */
178 { 0, 0, 0, 0, 0, 0 },
179 };
180
181 static struct tegra_clk_pll_params pll_x_params = {
182 .input_min = 12000000,
183 .input_max = 800000000,
184 .cf_min = 12000000,
185 .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
186 .vco_min = 700000000,
187 .vco_max = 3000000000UL,
188 .base_reg = PLLX_BASE,
189 .misc_reg = PLLX_MISC,
190 .lock_mask = PLL_BASE_LOCK,
191 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
192 .lock_delay = 300,
193 .iddq_reg = PLLX_MISC3,
194 .iddq_bit_idx = 3,
195 .max_p = 6,
196 .dyn_ramp_reg = PLLX_MISC2,
197 .stepa_shift = 16,
198 .stepb_shift = 24,
199 .pdiv_tohw = pllxc_p,
200 .div_nmp = &pllxc_nmp,
201 .freq_table = pll_x_freq_table,
202 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
203 };
204
205 static struct tegra_clk_pll_freq_table pll_c_freq_table[] = {
206 { 12000000, 624000000, 104, 1, 2, 0 },
207 { 12000000, 600000000, 100, 1, 2, 0 },
208 { 13000000, 600000000, 92, 1, 2, 0 }, /* actual: 598.0 MHz */
209 { 16800000, 600000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
210 { 19200000, 600000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
211 { 26000000, 600000000, 92, 2, 2, 0 }, /* actual: 598.0 MHz */
212 { 0, 0, 0, 0, 0, 0 },
213 };
214
215 static struct tegra_clk_pll_params pll_c_params = {
216 .input_min = 12000000,
217 .input_max = 800000000,
218 .cf_min = 12000000,
219 .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
220 .vco_min = 600000000,
221 .vco_max = 1400000000,
222 .base_reg = PLLC_BASE,
223 .misc_reg = PLLC_MISC,
224 .lock_mask = PLL_BASE_LOCK,
225 .lock_enable_bit_idx = PLLC_MISC_LOCK_ENABLE,
226 .lock_delay = 300,
227 .iddq_reg = PLLC_MISC,
228 .iddq_bit_idx = PLLC_IDDQ_BIT,
229 .max_p = PLLXC_SW_MAX_P,
230 .dyn_ramp_reg = PLLC_MISC2,
231 .stepa_shift = 17,
232 .stepb_shift = 9,
233 .pdiv_tohw = pllxc_p,
234 .div_nmp = &pllxc_nmp,
235 .freq_table = pll_c_freq_table,
236 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
237 };
238
239 static struct div_nmp pllcx_nmp = {
240 .divm_shift = 0,
241 .divm_width = 2,
242 .divn_shift = 8,
243 .divn_width = 8,
244 .divp_shift = 20,
245 .divp_width = 3,
246 };
247
248 static const struct pdiv_map pllc_p[] = {
249 { .pdiv = 1, .hw_val = 0 },
250 { .pdiv = 2, .hw_val = 1 },
251 { .pdiv = 3, .hw_val = 2 },
252 { .pdiv = 4, .hw_val = 3 },
253 { .pdiv = 6, .hw_val = 4 },
254 { .pdiv = 8, .hw_val = 5 },
255 { .pdiv = 12, .hw_val = 6 },
256 { .pdiv = 16, .hw_val = 7 },
257 { .pdiv = 0, .hw_val = 0 },
258 };
259
260 static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
261 { 12000000, 600000000, 100, 1, 2, 0 },
262 { 13000000, 600000000, 92, 1, 2, 0 }, /* actual: 598.0 MHz */
263 { 16800000, 600000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
264 { 19200000, 600000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
265 { 26000000, 600000000, 92, 2, 2, 0 }, /* actual: 598.0 MHz */
266 { 0, 0, 0, 0, 0, 0 },
267 };
268
269 static struct tegra_clk_pll_params pll_c2_params = {
270 .input_min = 12000000,
271 .input_max = 48000000,
272 .cf_min = 12000000,
273 .cf_max = 19200000,
274 .vco_min = 600000000,
275 .vco_max = 1200000000,
276 .base_reg = PLLC2_BASE,
277 .misc_reg = PLLC2_MISC,
278 .lock_mask = PLL_BASE_LOCK,
279 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
280 .lock_delay = 300,
281 .pdiv_tohw = pllc_p,
282 .div_nmp = &pllcx_nmp,
283 .max_p = 7,
284 .ext_misc_reg[0] = 0x4f0,
285 .ext_misc_reg[1] = 0x4f4,
286 .ext_misc_reg[2] = 0x4f8,
287 .freq_table = pll_cx_freq_table,
288 .flags = TEGRA_PLL_USE_LOCK,
289 };
290
291 static struct tegra_clk_pll_params pll_c3_params = {
292 .input_min = 12000000,
293 .input_max = 48000000,
294 .cf_min = 12000000,
295 .cf_max = 19200000,
296 .vco_min = 600000000,
297 .vco_max = 1200000000,
298 .base_reg = PLLC3_BASE,
299 .misc_reg = PLLC3_MISC,
300 .lock_mask = PLL_BASE_LOCK,
301 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
302 .lock_delay = 300,
303 .pdiv_tohw = pllc_p,
304 .div_nmp = &pllcx_nmp,
305 .max_p = 7,
306 .ext_misc_reg[0] = 0x504,
307 .ext_misc_reg[1] = 0x508,
308 .ext_misc_reg[2] = 0x50c,
309 .freq_table = pll_cx_freq_table,
310 .flags = TEGRA_PLL_USE_LOCK,
311 };
312
313 static struct div_nmp pllss_nmp = {
314 .divm_shift = 0,
315 .divm_width = 8,
316 .divn_shift = 8,
317 .divn_width = 8,
318 .divp_shift = 20,
319 .divp_width = 4,
320 };
321
322 static const struct pdiv_map pll12g_ssd_esd_p[] = {
323 { .pdiv = 1, .hw_val = 0 },
324 { .pdiv = 2, .hw_val = 1 },
325 { .pdiv = 3, .hw_val = 2 },
326 { .pdiv = 4, .hw_val = 3 },
327 { .pdiv = 5, .hw_val = 4 },
328 { .pdiv = 6, .hw_val = 5 },
329 { .pdiv = 8, .hw_val = 6 },
330 { .pdiv = 10, .hw_val = 7 },
331 { .pdiv = 12, .hw_val = 8 },
332 { .pdiv = 16, .hw_val = 9 },
333 { .pdiv = 12, .hw_val = 10 },
334 { .pdiv = 16, .hw_val = 11 },
335 { .pdiv = 20, .hw_val = 12 },
336 { .pdiv = 24, .hw_val = 13 },
337 { .pdiv = 32, .hw_val = 14 },
338 { .pdiv = 0, .hw_val = 0 },
339 };
340
341 static struct tegra_clk_pll_freq_table pll_c4_freq_table[] = {
342 { 12000000, 600000000, 100, 1, 2, 0 },
343 { 13000000, 600000000, 92, 1, 2, 0 }, /* actual: 598.0 MHz */
344 { 16800000, 600000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
345 { 19200000, 600000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
346 { 26000000, 600000000, 92, 2, 2, 0 }, /* actual: 598.0 MHz */
347 { 0, 0, 0, 0, 0, 0 },
348 };
349
350 static struct tegra_clk_pll_params pll_c4_params = {
351 .input_min = 12000000,
352 .input_max = 1000000000,
353 .cf_min = 12000000,
354 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
355 .vco_min = 600000000,
356 .vco_max = 1200000000,
357 .base_reg = PLLC4_BASE,
358 .misc_reg = PLLC4_MISC,
359 .lock_mask = PLL_BASE_LOCK,
360 .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
361 .lock_delay = 300,
362 .iddq_reg = PLLC4_BASE,
363 .iddq_bit_idx = PLLSS_IDDQ_BIT,
364 .pdiv_tohw = pll12g_ssd_esd_p,
365 .div_nmp = &pllss_nmp,
366 .ext_misc_reg[0] = 0x5ac,
367 .ext_misc_reg[1] = 0x5b0,
368 .ext_misc_reg[2] = 0x5b4,
369 .freq_table = pll_c4_freq_table,
370 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
371 };
372
373 static const struct pdiv_map pllm_p[] = {
374 { .pdiv = 1, .hw_val = 0 },
375 { .pdiv = 2, .hw_val = 1 },
376 { .pdiv = 3, .hw_val = 2 },
377 { .pdiv = 4, .hw_val = 3 },
378 { .pdiv = 5, .hw_val = 4 },
379 { .pdiv = 6, .hw_val = 5 },
380 { .pdiv = 8, .hw_val = 6 },
381 { .pdiv = 10, .hw_val = 7 },
382 { .pdiv = 12, .hw_val = 8 },
383 { .pdiv = 16, .hw_val = 9 },
384 { .pdiv = 12, .hw_val = 10 },
385 { .pdiv = 16, .hw_val = 11 },
386 { .pdiv = 20, .hw_val = 12 },
387 { .pdiv = 24, .hw_val = 13 },
388 { .pdiv = 32, .hw_val = 14 },
389 { .pdiv = 0, .hw_val = 0 },
390 };
391
392 static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
393 { 12000000, 800000000, 66, 1, 1, 0 }, /* actual: 792.0 MHz */
394 { 13000000, 800000000, 61, 1, 1, 0 }, /* actual: 793.0 MHz */
395 { 16800000, 800000000, 47, 1, 1, 0 }, /* actual: 789.6 MHz */
396 { 19200000, 800000000, 41, 1, 1, 0 }, /* actual: 787.2 MHz */
397 { 26000000, 800000000, 61, 2, 1, 0 }, /* actual: 793.0 MHz */
398 { 0, 0, 0, 0, 0, 0},
399 };
400
401 static struct div_nmp pllm_nmp = {
402 .divm_shift = 0,
403 .divm_width = 8,
404 .override_divm_shift = 0,
405 .divn_shift = 8,
406 .divn_width = 8,
407 .override_divn_shift = 8,
408 .divp_shift = 20,
409 .divp_width = 1,
410 .override_divp_shift = 27,
411 };
412
413 static struct tegra_clk_pll_params pll_m_params = {
414 .input_min = 12000000,
415 .input_max = 500000000,
416 .cf_min = 12000000,
417 .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
418 .vco_min = 400000000,
419 .vco_max = 1066000000,
420 .base_reg = PLLM_BASE,
421 .misc_reg = PLLM_MISC,
422 .lock_mask = PLL_BASE_LOCK,
423 .lock_delay = 300,
424 .max_p = 5,
425 .pdiv_tohw = pllm_p,
426 .div_nmp = &pllm_nmp,
427 .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
428 .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
429 .freq_table = pll_m_freq_table,
430 .flags = TEGRA_PLL_USE_LOCK,
431 };
432
433 static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
434 /* PLLE special case: use cpcon field to store cml divider value */
435 { 336000000, 100000000, 100, 21, 16, 11 },
436 { 312000000, 100000000, 200, 26, 24, 13 },
437 { 13000000, 100000000, 200, 1, 26, 13 },
438 { 12000000, 100000000, 200, 1, 24, 13 },
439 { 0, 0, 0, 0, 0, 0 },
440 };
441
442 static const struct pdiv_map plle_p[] = {
443 { .pdiv = 1, .hw_val = 0 },
444 { .pdiv = 2, .hw_val = 1 },
445 { .pdiv = 3, .hw_val = 2 },
446 { .pdiv = 4, .hw_val = 3 },
447 { .pdiv = 5, .hw_val = 4 },
448 { .pdiv = 6, .hw_val = 5 },
449 { .pdiv = 8, .hw_val = 6 },
450 { .pdiv = 10, .hw_val = 7 },
451 { .pdiv = 12, .hw_val = 8 },
452 { .pdiv = 16, .hw_val = 9 },
453 { .pdiv = 12, .hw_val = 10 },
454 { .pdiv = 16, .hw_val = 11 },
455 { .pdiv = 20, .hw_val = 12 },
456 { .pdiv = 24, .hw_val = 13 },
457 { .pdiv = 32, .hw_val = 14 },
458 { .pdiv = 1, .hw_val = 0 },
459 };
460
461 static struct div_nmp plle_nmp = {
462 .divm_shift = 0,
463 .divm_width = 8,
464 .divn_shift = 8,
465 .divn_width = 8,
466 .divp_shift = 24,
467 .divp_width = 4,
468 };
469
470 static struct tegra_clk_pll_params pll_e_params = {
471 .input_min = 12000000,
472 .input_max = 1000000000,
473 .cf_min = 12000000,
474 .cf_max = 75000000,
475 .vco_min = 1600000000,
476 .vco_max = 2400000000U,
477 .base_reg = PLLE_BASE,
478 .misc_reg = PLLE_MISC,
479 .aux_reg = PLLE_AUX,
480 .lock_mask = PLLE_MISC_LOCK,
481 .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
482 .lock_delay = 300,
483 .pdiv_tohw = plle_p,
484 .div_nmp = &plle_nmp,
485 .freq_table = pll_e_freq_table,
486 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_HAS_LOCK_ENABLE,
487 .fixed_rate = 100000000,
488 };
489
490 static const struct clk_div_table pll_re_div_table[] = {
491 { .val = 0, .div = 1 },
492 { .val = 1, .div = 2 },
493 { .val = 2, .div = 3 },
494 { .val = 3, .div = 4 },
495 { .val = 4, .div = 5 },
496 { .val = 5, .div = 6 },
497 { .val = 0, .div = 0 },
498 };
499
500 static struct div_nmp pllre_nmp = {
501 .divm_shift = 0,
502 .divm_width = 8,
503 .divn_shift = 8,
504 .divn_width = 8,
505 .divp_shift = 16,
506 .divp_width = 4,
507 };
508
509 static struct tegra_clk_pll_params pll_re_vco_params = {
510 .input_min = 12000000,
511 .input_max = 1000000000,
512 .cf_min = 12000000,
513 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
514 .vco_min = 300000000,
515 .vco_max = 600000000,
516 .base_reg = PLLRE_BASE,
517 .misc_reg = PLLRE_MISC,
518 .lock_mask = PLLRE_MISC_LOCK,
519 .lock_enable_bit_idx = PLLRE_MISC_LOCK_ENABLE,
520 .lock_delay = 300,
521 .iddq_reg = PLLRE_MISC,
522 .iddq_bit_idx = PLLRE_IDDQ_BIT,
523 .div_nmp = &pllre_nmp,
524 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE |
525 TEGRA_PLL_LOCK_MISC,
526 };
527
528 static struct div_nmp pllp_nmp = {
529 .divm_shift = 0,
530 .divm_width = 5,
531 .divn_shift = 8,
532 .divn_width = 10,
533 .divp_shift = 20,
534 .divp_width = 3,
535 };
536
537 static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
538 { 12000000, 408000000, 408, 12, 1, 8 },
539 { 13000000, 408000000, 408, 13, 1, 8 },
540 { 16800000, 408000000, 340, 14, 1, 8 },
541 { 19200000, 408000000, 340, 16, 1, 8 },
542 { 26000000, 408000000, 408, 26, 1, 8 },
543 { 0, 0, 0, 0, 0, 0 },
544 };
545
546 static struct tegra_clk_pll_params pll_p_params = {
547 .input_min = 2000000,
548 .input_max = 31000000,
549 .cf_min = 1000000,
550 .cf_max = 6000000,
551 .vco_min = 200000000,
552 .vco_max = 700000000,
553 .base_reg = PLLP_BASE,
554 .misc_reg = PLLP_MISC,
555 .lock_mask = PLL_BASE_LOCK,
556 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
557 .lock_delay = 300,
558 .div_nmp = &pllp_nmp,
559 .freq_table = pll_p_freq_table,
560 .fixed_rate = 408000000,
561 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK |
562 TEGRA_PLL_HAS_LOCK_ENABLE,
563 };
564
565 static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
566 { 9600000, 282240000, 147, 5, 1, 4 },
567 { 9600000, 368640000, 192, 5, 1, 4 },
568 { 9600000, 240000000, 200, 8, 1, 8 },
569 { 28800000, 282240000, 245, 25, 1, 8 },
570 { 28800000, 368640000, 320, 25, 1, 8 },
571 { 28800000, 240000000, 200, 24, 1, 8 },
572 { 0, 0, 0, 0, 0, 0 },
573 };
574
575 static struct tegra_clk_pll_params pll_a_params = {
576 .input_min = 2000000,
577 .input_max = 31000000,
578 .cf_min = 1000000,
579 .cf_max = 6000000,
580 .vco_min = 200000000,
581 .vco_max = 700000000,
582 .base_reg = PLLA_BASE,
583 .misc_reg = PLLA_MISC,
584 .lock_mask = PLL_BASE_LOCK,
585 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
586 .lock_delay = 300,
587 .div_nmp = &pllp_nmp,
588 .freq_table = pll_a_freq_table,
589 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK |
590 TEGRA_PLL_HAS_LOCK_ENABLE,
591 };
592
593 static struct div_nmp plld_nmp = {
594 .divm_shift = 0,
595 .divm_width = 5,
596 .divn_shift = 8,
597 .divn_width = 11,
598 .divp_shift = 20,
599 .divp_width = 3,
600 };
601
602 static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
603 { 12000000, 216000000, 864, 12, 4, 12 },
604 { 13000000, 216000000, 864, 13, 4, 12 },
605 { 16800000, 216000000, 720, 14, 4, 12 },
606 { 19200000, 216000000, 720, 16, 4, 12 },
607 { 26000000, 216000000, 864, 26, 4, 12 },
608 { 12000000, 594000000, 594, 12, 1, 12 },
609 { 13000000, 594000000, 594, 13, 1, 12 },
610 { 16800000, 594000000, 495, 14, 1, 12 },
611 { 19200000, 594000000, 495, 16, 1, 12 },
612 { 26000000, 594000000, 594, 26, 1, 12 },
613 { 12000000, 1000000000, 1000, 12, 1, 12 },
614 { 13000000, 1000000000, 1000, 13, 1, 12 },
615 { 19200000, 1000000000, 625, 12, 1, 12 },
616 { 26000000, 1000000000, 1000, 26, 1, 12 },
617 { 0, 0, 0, 0, 0, 0 },
618 };
619
620 static struct tegra_clk_pll_params pll_d_params = {
621 .input_min = 2000000,
622 .input_max = 40000000,
623 .cf_min = 1000000,
624 .cf_max = 6000000,
625 .vco_min = 500000000,
626 .vco_max = 1000000000,
627 .base_reg = PLLD_BASE,
628 .misc_reg = PLLD_MISC,
629 .lock_mask = PLL_BASE_LOCK,
630 .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
631 .lock_delay = 1000,
632 .div_nmp = &plld_nmp,
633 .freq_table = pll_d_freq_table,
634 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
635 TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
636 };
637
638 static struct tegra_clk_pll_freq_table tegra124_pll_d2_freq_table[] = {
639 { 12000000, 594000000, 99, 1, 2, 0 },
640 { 13000000, 594000000, 91, 1, 2, 0 }, /* actual: 591.5 MHz */
641 { 16800000, 594000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
642 { 19200000, 594000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
643 { 26000000, 594000000, 91, 2, 2, 0 }, /* actual: 591.5 MHz */
644 { 0, 0, 0, 0, 0, 0 },
645 };
646
647 static struct tegra_clk_pll_params tegra124_pll_d2_params = {
648 .input_min = 12000000,
649 .input_max = 1000000000,
650 .cf_min = 12000000,
651 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
652 .vco_min = 600000000,
653 .vco_max = 1200000000,
654 .base_reg = PLLD2_BASE,
655 .misc_reg = PLLD2_MISC,
656 .lock_mask = PLL_BASE_LOCK,
657 .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
658 .lock_delay = 300,
659 .iddq_reg = PLLD2_BASE,
660 .iddq_bit_idx = PLLSS_IDDQ_BIT,
661 .pdiv_tohw = pll12g_ssd_esd_p,
662 .div_nmp = &pllss_nmp,
663 .ext_misc_reg[0] = 0x570,
664 .ext_misc_reg[1] = 0x574,
665 .ext_misc_reg[2] = 0x578,
666 .max_p = 15,
667 .freq_table = tegra124_pll_d2_freq_table,
668 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
669 };
670
671 static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
672 { 12000000, 600000000, 100, 1, 2, 0 },
673 { 13000000, 600000000, 92, 1, 2, 0 }, /* actual: 598.0 MHz */
674 { 16800000, 600000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
675 { 19200000, 600000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
676 { 26000000, 600000000, 92, 2, 2, 0 }, /* actual: 598.0 MHz */
677 { 0, 0, 0, 0, 0, 0 },
678 };
679
680 static struct tegra_clk_pll_params pll_dp_params = {
681 .input_min = 12000000,
682 .input_max = 1000000000,
683 .cf_min = 12000000,
684 .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
685 .vco_min = 600000000,
686 .vco_max = 1200000000,
687 .base_reg = PLLDP_BASE,
688 .misc_reg = PLLDP_MISC,
689 .lock_mask = PLL_BASE_LOCK,
690 .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
691 .lock_delay = 300,
692 .iddq_reg = PLLDP_BASE,
693 .iddq_bit_idx = PLLSS_IDDQ_BIT,
694 .pdiv_tohw = pll12g_ssd_esd_p,
695 .div_nmp = &pllss_nmp,
696 .ext_misc_reg[0] = 0x598,
697 .ext_misc_reg[1] = 0x59c,
698 .ext_misc_reg[2] = 0x5a0,
699 .max_p = 5,
700 .freq_table = pll_dp_freq_table,
701 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
702 };
703
704 static const struct pdiv_map pllu_p[] = {
705 { .pdiv = 1, .hw_val = 1 },
706 { .pdiv = 2, .hw_val = 0 },
707 { .pdiv = 0, .hw_val = 0 },
708 };
709
710 static struct div_nmp pllu_nmp = {
711 .divm_shift = 0,
712 .divm_width = 5,
713 .divn_shift = 8,
714 .divn_width = 10,
715 .divp_shift = 20,
716 .divp_width = 1,
717 };
718
719 static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
720 { 12000000, 480000000, 960, 12, 2, 12 },
721 { 13000000, 480000000, 960, 13, 2, 12 },
722 { 16800000, 480000000, 400, 7, 2, 5 },
723 { 19200000, 480000000, 200, 4, 2, 3 },
724 { 26000000, 480000000, 960, 26, 2, 12 },
725 { 0, 0, 0, 0, 0, 0 },
726 };
727
728 static struct tegra_clk_pll_params pll_u_params = {
729 .input_min = 2000000,
730 .input_max = 40000000,
731 .cf_min = 1000000,
732 .cf_max = 6000000,
733 .vco_min = 480000000,
734 .vco_max = 960000000,
735 .base_reg = PLLU_BASE,
736 .misc_reg = PLLU_MISC,
737 .lock_mask = PLL_BASE_LOCK,
738 .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
739 .lock_delay = 1000,
740 .pdiv_tohw = pllu_p,
741 .div_nmp = &pllu_nmp,
742 .freq_table = pll_u_freq_table,
743 .flags = TEGRA_PLLU | TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
744 TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
745 };
746
747 static struct tegra_clk tegra124_clks[tegra_clk_max] __initdata = {
748 [tegra_clk_ispb] = { .dt_id = TEGRA124_CLK_ISPB, .present = true },
749 [tegra_clk_rtc] = { .dt_id = TEGRA124_CLK_RTC, .present = true },
750 [tegra_clk_timer] = { .dt_id = TEGRA124_CLK_TIMER, .present = true },
751 [tegra_clk_uarta] = { .dt_id = TEGRA124_CLK_UARTA, .present = true },
752 [tegra_clk_sdmmc2_8] = { .dt_id = TEGRA124_CLK_SDMMC2, .present = true },
753 [tegra_clk_i2s1] = { .dt_id = TEGRA124_CLK_I2S1, .present = true },
754 [tegra_clk_i2c1] = { .dt_id = TEGRA124_CLK_I2C1, .present = true },
755 [tegra_clk_sdmmc1_8] = { .dt_id = TEGRA124_CLK_SDMMC1, .present = true },
756 [tegra_clk_sdmmc4_8] = { .dt_id = TEGRA124_CLK_SDMMC4, .present = true },
757 [tegra_clk_pwm] = { .dt_id = TEGRA124_CLK_PWM, .present = true },
758 [tegra_clk_i2s2] = { .dt_id = TEGRA124_CLK_I2S2, .present = true },
759 [tegra_clk_usbd] = { .dt_id = TEGRA124_CLK_USBD, .present = true },
760 [tegra_clk_isp_8] = { .dt_id = TEGRA124_CLK_ISP, .present = true },
761 [tegra_clk_disp2] = { .dt_id = TEGRA124_CLK_DISP2, .present = true },
762 [tegra_clk_disp1] = { .dt_id = TEGRA124_CLK_DISP1, .present = true },
763 [tegra_clk_host1x_8] = { .dt_id = TEGRA124_CLK_HOST1X, .present = true },
764 [tegra_clk_vcp] = { .dt_id = TEGRA124_CLK_VCP, .present = true },
765 [tegra_clk_i2s0] = { .dt_id = TEGRA124_CLK_I2S0, .present = true },
766 [tegra_clk_apbdma] = { .dt_id = TEGRA124_CLK_APBDMA, .present = true },
767 [tegra_clk_kbc] = { .dt_id = TEGRA124_CLK_KBC, .present = true },
768 [tegra_clk_kfuse] = { .dt_id = TEGRA124_CLK_KFUSE, .present = true },
769 [tegra_clk_sbc1] = { .dt_id = TEGRA124_CLK_SBC1, .present = true },
770 [tegra_clk_nor] = { .dt_id = TEGRA124_CLK_NOR, .present = true },
771 [tegra_clk_sbc2] = { .dt_id = TEGRA124_CLK_SBC2, .present = true },
772 [tegra_clk_sbc3] = { .dt_id = TEGRA124_CLK_SBC3, .present = true },
773 [tegra_clk_i2c5] = { .dt_id = TEGRA124_CLK_I2C5, .present = true },
774 [tegra_clk_mipi] = { .dt_id = TEGRA124_CLK_MIPI, .present = true },
775 [tegra_clk_hdmi] = { .dt_id = TEGRA124_CLK_HDMI, .present = true },
776 [tegra_clk_csi] = { .dt_id = TEGRA124_CLK_CSI, .present = true },
777 [tegra_clk_i2c2] = { .dt_id = TEGRA124_CLK_I2C2, .present = true },
778 [tegra_clk_uartc] = { .dt_id = TEGRA124_CLK_UARTC, .present = true },
779 [tegra_clk_mipi_cal] = { .dt_id = TEGRA124_CLK_MIPI_CAL, .present = true },
780 [tegra_clk_usb2] = { .dt_id = TEGRA124_CLK_USB2, .present = true },
781 [tegra_clk_usb3] = { .dt_id = TEGRA124_CLK_USB3, .present = true },
782 [tegra_clk_vde_8] = { .dt_id = TEGRA124_CLK_VDE, .present = true },
783 [tegra_clk_bsea] = { .dt_id = TEGRA124_CLK_BSEA, .present = true },
784 [tegra_clk_bsev] = { .dt_id = TEGRA124_CLK_BSEV, .present = true },
785 [tegra_clk_uartd] = { .dt_id = TEGRA124_CLK_UARTD, .present = true },
786 [tegra_clk_i2c3] = { .dt_id = TEGRA124_CLK_I2C3, .present = true },
787 [tegra_clk_sbc4] = { .dt_id = TEGRA124_CLK_SBC4, .present = true },
788 [tegra_clk_sdmmc3_8] = { .dt_id = TEGRA124_CLK_SDMMC3, .present = true },
789 [tegra_clk_pcie] = { .dt_id = TEGRA124_CLK_PCIE, .present = true },
790 [tegra_clk_owr] = { .dt_id = TEGRA124_CLK_OWR, .present = true },
791 [tegra_clk_afi] = { .dt_id = TEGRA124_CLK_AFI, .present = true },
792 [tegra_clk_csite] = { .dt_id = TEGRA124_CLK_CSITE, .present = true },
793 [tegra_clk_la] = { .dt_id = TEGRA124_CLK_LA, .present = true },
794 [tegra_clk_trace] = { .dt_id = TEGRA124_CLK_TRACE, .present = true },
795 [tegra_clk_soc_therm] = { .dt_id = TEGRA124_CLK_SOC_THERM, .present = true },
796 [tegra_clk_dtv] = { .dt_id = TEGRA124_CLK_DTV, .present = true },
797 [tegra_clk_i2cslow] = { .dt_id = TEGRA124_CLK_I2CSLOW, .present = true },
798 [tegra_clk_tsec] = { .dt_id = TEGRA124_CLK_TSEC, .present = true },
799 [tegra_clk_xusb_host] = { .dt_id = TEGRA124_CLK_XUSB_HOST, .present = true },
800 [tegra_clk_msenc] = { .dt_id = TEGRA124_CLK_MSENC, .present = true },
801 [tegra_clk_csus] = { .dt_id = TEGRA124_CLK_CSUS, .present = true },
802 [tegra_clk_mselect] = { .dt_id = TEGRA124_CLK_MSELECT, .present = true },
803 [tegra_clk_tsensor] = { .dt_id = TEGRA124_CLK_TSENSOR, .present = true },
804 [tegra_clk_i2s3] = { .dt_id = TEGRA124_CLK_I2S3, .present = true },
805 [tegra_clk_i2s4] = { .dt_id = TEGRA124_CLK_I2S4, .present = true },
806 [tegra_clk_i2c4] = { .dt_id = TEGRA124_CLK_I2C4, .present = true },
807 [tegra_clk_sbc5] = { .dt_id = TEGRA124_CLK_SBC5, .present = true },
808 [tegra_clk_sbc6] = { .dt_id = TEGRA124_CLK_SBC6, .present = true },
809 [tegra_clk_d_audio] = { .dt_id = TEGRA124_CLK_D_AUDIO, .present = true },
810 [tegra_clk_apbif] = { .dt_id = TEGRA124_CLK_APBIF, .present = true },
811 [tegra_clk_dam0] = { .dt_id = TEGRA124_CLK_DAM0, .present = true },
812 [tegra_clk_dam1] = { .dt_id = TEGRA124_CLK_DAM1, .present = true },
813 [tegra_clk_dam2] = { .dt_id = TEGRA124_CLK_DAM2, .present = true },
814 [tegra_clk_hda2codec_2x] = { .dt_id = TEGRA124_CLK_HDA2CODEC_2X, .present = true },
815 [tegra_clk_audio0_2x] = { .dt_id = TEGRA124_CLK_AUDIO0_2X, .present = true },
816 [tegra_clk_audio1_2x] = { .dt_id = TEGRA124_CLK_AUDIO1_2X, .present = true },
817 [tegra_clk_audio2_2x] = { .dt_id = TEGRA124_CLK_AUDIO2_2X, .present = true },
818 [tegra_clk_audio3_2x] = { .dt_id = TEGRA124_CLK_AUDIO3_2X, .present = true },
819 [tegra_clk_audio4_2x] = { .dt_id = TEGRA124_CLK_AUDIO4_2X, .present = true },
820 [tegra_clk_spdif_2x] = { .dt_id = TEGRA124_CLK_SPDIF_2X, .present = true },
821 [tegra_clk_actmon] = { .dt_id = TEGRA124_CLK_ACTMON, .present = true },
822 [tegra_clk_extern1] = { .dt_id = TEGRA124_CLK_EXTERN1, .present = true },
823 [tegra_clk_extern2] = { .dt_id = TEGRA124_CLK_EXTERN2, .present = true },
824 [tegra_clk_extern3] = { .dt_id = TEGRA124_CLK_EXTERN3, .present = true },
825 [tegra_clk_sata_oob] = { .dt_id = TEGRA124_CLK_SATA_OOB, .present = true },
826 [tegra_clk_sata] = { .dt_id = TEGRA124_CLK_SATA, .present = true },
827 [tegra_clk_hda] = { .dt_id = TEGRA124_CLK_HDA, .present = true },
828 [tegra_clk_se] = { .dt_id = TEGRA124_CLK_SE, .present = true },
829 [tegra_clk_hda2hdmi] = { .dt_id = TEGRA124_CLK_HDA2HDMI, .present = true },
830 [tegra_clk_sata_cold] = { .dt_id = TEGRA124_CLK_SATA_COLD, .present = true },
831 [tegra_clk_cilab] = { .dt_id = TEGRA124_CLK_CILAB, .present = true },
832 [tegra_clk_cilcd] = { .dt_id = TEGRA124_CLK_CILCD, .present = true },
833 [tegra_clk_cile] = { .dt_id = TEGRA124_CLK_CILE, .present = true },
834 [tegra_clk_dsialp] = { .dt_id = TEGRA124_CLK_DSIALP, .present = true },
835 [tegra_clk_dsiblp] = { .dt_id = TEGRA124_CLK_DSIBLP, .present = true },
836 [tegra_clk_entropy] = { .dt_id = TEGRA124_CLK_ENTROPY, .present = true },
837 [tegra_clk_dds] = { .dt_id = TEGRA124_CLK_DDS, .present = true },
838 [tegra_clk_dp2] = { .dt_id = TEGRA124_CLK_DP2, .present = true },
839 [tegra_clk_amx] = { .dt_id = TEGRA124_CLK_AMX, .present = true },
840 [tegra_clk_adx] = { .dt_id = TEGRA124_CLK_ADX, .present = true },
841 [tegra_clk_xusb_ss] = { .dt_id = TEGRA124_CLK_XUSB_SS, .present = true },
842 [tegra_clk_i2c6] = { .dt_id = TEGRA124_CLK_I2C6, .present = true },
843 [tegra_clk_vim2_clk] = { .dt_id = TEGRA124_CLK_VIM2_CLK, .present = true },
844 [tegra_clk_hdmi_audio] = { .dt_id = TEGRA124_CLK_HDMI_AUDIO, .present = true },
845 [tegra_clk_clk72Mhz] = { .dt_id = TEGRA124_CLK_CLK72MHZ, .present = true },
846 [tegra_clk_vic03] = { .dt_id = TEGRA124_CLK_VIC03, .present = true },
847 [tegra_clk_adx1] = { .dt_id = TEGRA124_CLK_ADX1, .present = true },
848 [tegra_clk_dpaux] = { .dt_id = TEGRA124_CLK_DPAUX, .present = true },
849 [tegra_clk_sor0] = { .dt_id = TEGRA124_CLK_SOR0, .present = true },
850 [tegra_clk_sor0_out] = { .dt_id = TEGRA124_CLK_SOR0_OUT, .present = true },
851 [tegra_clk_gpu] = { .dt_id = TEGRA124_CLK_GPU, .present = true },
852 [tegra_clk_amx1] = { .dt_id = TEGRA124_CLK_AMX1, .present = true },
853 [tegra_clk_uartb] = { .dt_id = TEGRA124_CLK_UARTB, .present = true },
854 [tegra_clk_vfir] = { .dt_id = TEGRA124_CLK_VFIR, .present = true },
855 [tegra_clk_spdif_in] = { .dt_id = TEGRA124_CLK_SPDIF_IN, .present = true },
856 [tegra_clk_spdif_out] = { .dt_id = TEGRA124_CLK_SPDIF_OUT, .present = true },
857 [tegra_clk_vi_9] = { .dt_id = TEGRA124_CLK_VI, .present = true },
858 [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA124_CLK_VI_SENSOR, .present = true },
859 [tegra_clk_fuse] = { .dt_id = TEGRA124_CLK_FUSE, .present = true },
860 [tegra_clk_fuse_burn] = { .dt_id = TEGRA124_CLK_FUSE_BURN, .present = true },
861 [tegra_clk_clk_32k] = { .dt_id = TEGRA124_CLK_CLK_32K, .present = true },
862 [tegra_clk_clk_m] = { .dt_id = TEGRA124_CLK_CLK_M, .present = true },
863 [tegra_clk_osc] = { .dt_id = TEGRA124_CLK_OSC, .present = true },
864 [tegra_clk_osc_div2] = { .dt_id = TEGRA124_CLK_OSC_DIV2, .present = true },
865 [tegra_clk_osc_div4] = { .dt_id = TEGRA124_CLK_OSC_DIV4, .present = true },
866 [tegra_clk_pll_ref] = { .dt_id = TEGRA124_CLK_PLL_REF, .present = true },
867 [tegra_clk_pll_c] = { .dt_id = TEGRA124_CLK_PLL_C, .present = true },
868 [tegra_clk_pll_c_out1] = { .dt_id = TEGRA124_CLK_PLL_C_OUT1, .present = true },
869 [tegra_clk_pll_c2] = { .dt_id = TEGRA124_CLK_PLL_C2, .present = true },
870 [tegra_clk_pll_c3] = { .dt_id = TEGRA124_CLK_PLL_C3, .present = true },
871 [tegra_clk_pll_m] = { .dt_id = TEGRA124_CLK_PLL_M, .present = true },
872 [tegra_clk_pll_m_out1] = { .dt_id = TEGRA124_CLK_PLL_M_OUT1, .present = true },
873 [tegra_clk_pll_p] = { .dt_id = TEGRA124_CLK_PLL_P, .present = true },
874 [tegra_clk_pll_p_out1] = { .dt_id = TEGRA124_CLK_PLL_P_OUT1, .present = true },
875 [tegra_clk_pll_p_out2] = { .dt_id = TEGRA124_CLK_PLL_P_OUT2, .present = true },
876 [tegra_clk_pll_p_out3] = { .dt_id = TEGRA124_CLK_PLL_P_OUT3, .present = true },
877 [tegra_clk_pll_p_out4] = { .dt_id = TEGRA124_CLK_PLL_P_OUT4, .present = true },
878 [tegra_clk_pll_a] = { .dt_id = TEGRA124_CLK_PLL_A, .present = true },
879 [tegra_clk_pll_a_out0] = { .dt_id = TEGRA124_CLK_PLL_A_OUT0, .present = true },
880 [tegra_clk_pll_d] = { .dt_id = TEGRA124_CLK_PLL_D, .present = true },
881 [tegra_clk_pll_d_out0] = { .dt_id = TEGRA124_CLK_PLL_D_OUT0, .present = true },
882 [tegra_clk_pll_d2] = { .dt_id = TEGRA124_CLK_PLL_D2, .present = true },
883 [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA124_CLK_PLL_D2_OUT0, .present = true },
884 [tegra_clk_pll_u] = { .dt_id = TEGRA124_CLK_PLL_U, .present = true },
885 [tegra_clk_pll_u_480m] = { .dt_id = TEGRA124_CLK_PLL_U_480M, .present = true },
886 [tegra_clk_pll_u_60m] = { .dt_id = TEGRA124_CLK_PLL_U_60M, .present = true },
887 [tegra_clk_pll_u_48m] = { .dt_id = TEGRA124_CLK_PLL_U_48M, .present = true },
888 [tegra_clk_pll_u_12m] = { .dt_id = TEGRA124_CLK_PLL_U_12M, .present = true },
889 [tegra_clk_pll_x] = { .dt_id = TEGRA124_CLK_PLL_X, .present = true },
890 [tegra_clk_pll_x_out0] = { .dt_id = TEGRA124_CLK_PLL_X_OUT0, .present = true },
891 [tegra_clk_pll_re_vco] = { .dt_id = TEGRA124_CLK_PLL_RE_VCO, .present = true },
892 [tegra_clk_pll_re_out] = { .dt_id = TEGRA124_CLK_PLL_RE_OUT, .present = true },
893 [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC, .present = true },
894 [tegra_clk_i2s0_sync] = { .dt_id = TEGRA124_CLK_I2S0_SYNC, .present = true },
895 [tegra_clk_i2s1_sync] = { .dt_id = TEGRA124_CLK_I2S1_SYNC, .present = true },
896 [tegra_clk_i2s2_sync] = { .dt_id = TEGRA124_CLK_I2S2_SYNC, .present = true },
897 [tegra_clk_i2s3_sync] = { .dt_id = TEGRA124_CLK_I2S3_SYNC, .present = true },
898 [tegra_clk_i2s4_sync] = { .dt_id = TEGRA124_CLK_I2S4_SYNC, .present = true },
899 [tegra_clk_vimclk_sync] = { .dt_id = TEGRA124_CLK_VIMCLK_SYNC, .present = true },
900 [tegra_clk_audio0] = { .dt_id = TEGRA124_CLK_AUDIO0, .present = true },
901 [tegra_clk_audio1] = { .dt_id = TEGRA124_CLK_AUDIO1, .present = true },
902 [tegra_clk_audio2] = { .dt_id = TEGRA124_CLK_AUDIO2, .present = true },
903 [tegra_clk_audio3] = { .dt_id = TEGRA124_CLK_AUDIO3, .present = true },
904 [tegra_clk_audio4] = { .dt_id = TEGRA124_CLK_AUDIO4, .present = true },
905 [tegra_clk_spdif] = { .dt_id = TEGRA124_CLK_SPDIF, .present = true },
906 [tegra_clk_xusb_host_src] = { .dt_id = TEGRA124_CLK_XUSB_HOST_SRC, .present = true },
907 [tegra_clk_xusb_falcon_src] = { .dt_id = TEGRA124_CLK_XUSB_FALCON_SRC, .present = true },
908 [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA124_CLK_XUSB_FS_SRC, .present = true },
909 [tegra_clk_xusb_ss_src] = { .dt_id = TEGRA124_CLK_XUSB_SS_SRC, .present = true },
910 [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA124_CLK_XUSB_SS_DIV2, .present = true },
911 [tegra_clk_xusb_dev_src] = { .dt_id = TEGRA124_CLK_XUSB_DEV_SRC, .present = true },
912 [tegra_clk_xusb_dev] = { .dt_id = TEGRA124_CLK_XUSB_DEV, .present = true },
913 [tegra_clk_xusb_hs_src] = { .dt_id = TEGRA124_CLK_XUSB_HS_SRC, .present = true },
914 [tegra_clk_sclk] = { .dt_id = TEGRA124_CLK_SCLK, .present = true },
915 [tegra_clk_hclk] = { .dt_id = TEGRA124_CLK_HCLK, .present = true },
916 [tegra_clk_pclk] = { .dt_id = TEGRA124_CLK_PCLK, .present = true },
917 [tegra_clk_cclk_g] = { .dt_id = TEGRA124_CLK_CCLK_G, .present = true },
918 [tegra_clk_cclk_lp] = { .dt_id = TEGRA124_CLK_CCLK_LP, .present = true },
919 [tegra_clk_dfll_ref] = { .dt_id = TEGRA124_CLK_DFLL_REF, .present = true },
920 [tegra_clk_dfll_soc] = { .dt_id = TEGRA124_CLK_DFLL_SOC, .present = true },
921 [tegra_clk_vi_sensor2] = { .dt_id = TEGRA124_CLK_VI_SENSOR2, .present = true },
922 [tegra_clk_pll_p_out5] = { .dt_id = TEGRA124_CLK_PLL_P_OUT5, .present = true },
923 [tegra_clk_pll_c4] = { .dt_id = TEGRA124_CLK_PLL_C4, .present = true },
924 [tegra_clk_pll_dp] = { .dt_id = TEGRA124_CLK_PLL_DP, .present = true },
925 [tegra_clk_audio0_mux] = { .dt_id = TEGRA124_CLK_AUDIO0_MUX, .present = true },
926 [tegra_clk_audio1_mux] = { .dt_id = TEGRA124_CLK_AUDIO1_MUX, .present = true },
927 [tegra_clk_audio2_mux] = { .dt_id = TEGRA124_CLK_AUDIO2_MUX, .present = true },
928 [tegra_clk_audio3_mux] = { .dt_id = TEGRA124_CLK_AUDIO3_MUX, .present = true },
929 [tegra_clk_audio4_mux] = { .dt_id = TEGRA124_CLK_AUDIO4_MUX, .present = true },
930 [tegra_clk_spdif_mux] = { .dt_id = TEGRA124_CLK_SPDIF_MUX, .present = true },
931 [tegra_clk_cec] = { .dt_id = TEGRA124_CLK_CEC, .present = true },
932 };
933
934 static struct tegra_devclk devclks[] __initdata = {
935 { .con_id = "clk_m", .dt_id = TEGRA124_CLK_CLK_M },
936 { .con_id = "pll_ref", .dt_id = TEGRA124_CLK_PLL_REF },
937 { .con_id = "clk_32k", .dt_id = TEGRA124_CLK_CLK_32K },
938 { .con_id = "osc", .dt_id = TEGRA124_CLK_OSC },
939 { .con_id = "osc_div2", .dt_id = TEGRA124_CLK_OSC_DIV2 },
940 { .con_id = "osc_div4", .dt_id = TEGRA124_CLK_OSC_DIV4 },
941 { .con_id = "pll_c", .dt_id = TEGRA124_CLK_PLL_C },
942 { .con_id = "pll_c_out1", .dt_id = TEGRA124_CLK_PLL_C_OUT1 },
943 { .con_id = "pll_c2", .dt_id = TEGRA124_CLK_PLL_C2 },
944 { .con_id = "pll_c3", .dt_id = TEGRA124_CLK_PLL_C3 },
945 { .con_id = "pll_p", .dt_id = TEGRA124_CLK_PLL_P },
946 { .con_id = "pll_p_out1", .dt_id = TEGRA124_CLK_PLL_P_OUT1 },
947 { .con_id = "pll_p_out2", .dt_id = TEGRA124_CLK_PLL_P_OUT2 },
948 { .con_id = "pll_p_out3", .dt_id = TEGRA124_CLK_PLL_P_OUT3 },
949 { .con_id = "pll_p_out4", .dt_id = TEGRA124_CLK_PLL_P_OUT4 },
950 { .con_id = "pll_m", .dt_id = TEGRA124_CLK_PLL_M },
951 { .con_id = "pll_m_out1", .dt_id = TEGRA124_CLK_PLL_M_OUT1 },
952 { .con_id = "pll_x", .dt_id = TEGRA124_CLK_PLL_X },
953 { .con_id = "pll_x_out0", .dt_id = TEGRA124_CLK_PLL_X_OUT0 },
954 { .con_id = "pll_u", .dt_id = TEGRA124_CLK_PLL_U },
955 { .con_id = "pll_u_480M", .dt_id = TEGRA124_CLK_PLL_U_480M },
956 { .con_id = "pll_u_60M", .dt_id = TEGRA124_CLK_PLL_U_60M },
957 { .con_id = "pll_u_48M", .dt_id = TEGRA124_CLK_PLL_U_48M },
958 { .con_id = "pll_u_12M", .dt_id = TEGRA124_CLK_PLL_U_12M },
959 { .con_id = "pll_d", .dt_id = TEGRA124_CLK_PLL_D },
960 { .con_id = "pll_d_out0", .dt_id = TEGRA124_CLK_PLL_D_OUT0 },
961 { .con_id = "pll_d2", .dt_id = TEGRA124_CLK_PLL_D2 },
962 { .con_id = "pll_d2_out0", .dt_id = TEGRA124_CLK_PLL_D2_OUT0 },
963 { .con_id = "pll_a", .dt_id = TEGRA124_CLK_PLL_A },
964 { .con_id = "pll_a_out0", .dt_id = TEGRA124_CLK_PLL_A_OUT0 },
965 { .con_id = "pll_re_vco", .dt_id = TEGRA124_CLK_PLL_RE_VCO },
966 { .con_id = "pll_re_out", .dt_id = TEGRA124_CLK_PLL_RE_OUT },
967 { .con_id = "spdif_in_sync", .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC },
968 { .con_id = "i2s0_sync", .dt_id = TEGRA124_CLK_I2S0_SYNC },
969 { .con_id = "i2s1_sync", .dt_id = TEGRA124_CLK_I2S1_SYNC },
970 { .con_id = "i2s2_sync", .dt_id = TEGRA124_CLK_I2S2_SYNC },
971 { .con_id = "i2s3_sync", .dt_id = TEGRA124_CLK_I2S3_SYNC },
972 { .con_id = "i2s4_sync", .dt_id = TEGRA124_CLK_I2S4_SYNC },
973 { .con_id = "vimclk_sync", .dt_id = TEGRA124_CLK_VIMCLK_SYNC },
974 { .con_id = "audio0", .dt_id = TEGRA124_CLK_AUDIO0 },
975 { .con_id = "audio1", .dt_id = TEGRA124_CLK_AUDIO1 },
976 { .con_id = "audio2", .dt_id = TEGRA124_CLK_AUDIO2 },
977 { .con_id = "audio3", .dt_id = TEGRA124_CLK_AUDIO3 },
978 { .con_id = "audio4", .dt_id = TEGRA124_CLK_AUDIO4 },
979 { .con_id = "spdif", .dt_id = TEGRA124_CLK_SPDIF },
980 { .con_id = "audio0_2x", .dt_id = TEGRA124_CLK_AUDIO0_2X },
981 { .con_id = "audio1_2x", .dt_id = TEGRA124_CLK_AUDIO1_2X },
982 { .con_id = "audio2_2x", .dt_id = TEGRA124_CLK_AUDIO2_2X },
983 { .con_id = "audio3_2x", .dt_id = TEGRA124_CLK_AUDIO3_2X },
984 { .con_id = "audio4_2x", .dt_id = TEGRA124_CLK_AUDIO4_2X },
985 { .con_id = "spdif_2x", .dt_id = TEGRA124_CLK_SPDIF_2X },
986 { .con_id = "extern1", .dt_id = TEGRA124_CLK_EXTERN1 },
987 { .con_id = "extern2", .dt_id = TEGRA124_CLK_EXTERN2 },
988 { .con_id = "extern3", .dt_id = TEGRA124_CLK_EXTERN3 },
989 { .con_id = "cclk_g", .dt_id = TEGRA124_CLK_CCLK_G },
990 { .con_id = "cclk_lp", .dt_id = TEGRA124_CLK_CCLK_LP },
991 { .con_id = "sclk", .dt_id = TEGRA124_CLK_SCLK },
992 { .con_id = "hclk", .dt_id = TEGRA124_CLK_HCLK },
993 { .con_id = "pclk", .dt_id = TEGRA124_CLK_PCLK },
994 { .con_id = "fuse", .dt_id = TEGRA124_CLK_FUSE },
995 { .dev_id = "rtc-tegra", .dt_id = TEGRA124_CLK_RTC },
996 { .dev_id = "timer", .dt_id = TEGRA124_CLK_TIMER },
997 { .con_id = "hda", .dt_id = TEGRA124_CLK_HDA },
998 { .con_id = "hda2codec_2x", .dt_id = TEGRA124_CLK_HDA2CODEC_2X },
999 { .con_id = "hda2hdmi", .dt_id = TEGRA124_CLK_HDA2HDMI },
1000 };
1001
1002 static const char * const sor0_parents[] = {
1003 "pll_p_out0", "pll_m_out0", "pll_d_out0", "pll_a_out0", "pll_c_out0",
1004 "pll_d2_out0", "clk_m",
1005 };
1006
1007 static const char * const sor0_out_parents[] = {
1008 "clk_m", "sor0_pad_clkout",
1009 };
1010
1011 static struct tegra_periph_init_data tegra124_periph[] = {
1012 TEGRA_INIT_DATA_TABLE("sor0", NULL, NULL, sor0_parents,
1013 CLK_SOURCE_SOR0, 29, 0x7, 0, 0, 0, 0,
1014 0, 182, 0, tegra_clk_sor0, NULL, 0,
1015 &sor0_lock),
1016 TEGRA_INIT_DATA_TABLE("sor0_out", NULL, NULL, sor0_out_parents,
1017 CLK_SOURCE_SOR0, 14, 0x1, 0, 0, 0, 0,
1018 0, 0, TEGRA_PERIPH_NO_GATE, tegra_clk_sor0_out,
1019 NULL, 0, &sor0_lock),
1020 };
1021
1022 static struct clk **clks;
1023
tegra124_periph_clk_init(void __iomem * clk_base,void __iomem * pmc_base)1024 static __init void tegra124_periph_clk_init(void __iomem *clk_base,
1025 void __iomem *pmc_base)
1026 {
1027 struct clk *clk;
1028 unsigned int i;
1029
1030 /* xusb_ss_div2 */
1031 clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
1032 1, 2);
1033 clks[TEGRA124_CLK_XUSB_SS_DIV2] = clk;
1034
1035 clk = tegra_clk_register_periph_fixed("dpaux", "pll_p", 0, clk_base,
1036 1, 17, 181);
1037 clks[TEGRA124_CLK_DPAUX] = clk;
1038
1039 clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
1040 clk_base + PLLD_MISC, 30, 0, &pll_d_lock);
1041 clks[TEGRA124_CLK_PLL_D_DSI_OUT] = clk;
1042
1043 clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
1044 clk_base, 0, 48,
1045 periph_clk_enb_refcnt);
1046 clks[TEGRA124_CLK_DSIA] = clk;
1047
1048 clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
1049 clk_base, 0, 82,
1050 periph_clk_enb_refcnt);
1051 clks[TEGRA124_CLK_DSIB] = clk;
1052
1053 clk = tegra_clk_register_mc("mc", "emc", clk_base + CLK_SOURCE_EMC,
1054 &emc_lock);
1055 clks[TEGRA124_CLK_MC] = clk;
1056
1057 /* cml0 */
1058 clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
1059 0, 0, &pll_e_lock);
1060 clk_register_clkdev(clk, "cml0", NULL);
1061 clks[TEGRA124_CLK_CML0] = clk;
1062
1063 /* cml1 */
1064 clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
1065 1, 0, &pll_e_lock);
1066 clk_register_clkdev(clk, "cml1", NULL);
1067 clks[TEGRA124_CLK_CML1] = clk;
1068
1069 for (i = 0; i < ARRAY_SIZE(tegra124_periph); i++) {
1070 struct tegra_periph_init_data *init = &tegra124_periph[i];
1071 struct clk **clkp;
1072
1073 clkp = tegra_lookup_dt_id(init->clk_id, tegra124_clks);
1074 if (!clkp) {
1075 pr_warn("clock %u not found\n", init->clk_id);
1076 continue;
1077 }
1078
1079 clk = tegra_clk_register_periph_data(clk_base, init);
1080 *clkp = clk;
1081 }
1082
1083 tegra_periph_clk_init(clk_base, pmc_base, tegra124_clks, &pll_p_params);
1084 }
1085
tegra124_pll_init(void __iomem * clk_base,void __iomem * pmc)1086 static void __init tegra124_pll_init(void __iomem *clk_base,
1087 void __iomem *pmc)
1088 {
1089 struct clk *clk;
1090
1091 /* PLLC */
1092 clk = tegra_clk_register_pllxc("pll_c", "pll_ref", clk_base,
1093 pmc, 0, &pll_c_params, NULL);
1094 clk_register_clkdev(clk, "pll_c", NULL);
1095 clks[TEGRA124_CLK_PLL_C] = clk;
1096
1097 /* PLLC_OUT1 */
1098 clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
1099 clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
1100 8, 8, 1, NULL);
1101 clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
1102 clk_base + PLLC_OUT, 1, 0,
1103 CLK_SET_RATE_PARENT, 0, NULL);
1104 clk_register_clkdev(clk, "pll_c_out1", NULL);
1105 clks[TEGRA124_CLK_PLL_C_OUT1] = clk;
1106
1107 /* PLLC_UD */
1108 clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
1109 CLK_SET_RATE_PARENT, 1, 1);
1110 clk_register_clkdev(clk, "pll_c_ud", NULL);
1111 clks[TEGRA124_CLK_PLL_C_UD] = clk;
1112
1113 /* PLLC2 */
1114 clk = tegra_clk_register_pllc("pll_c2", "pll_ref", clk_base, pmc, 0,
1115 &pll_c2_params, NULL);
1116 clk_register_clkdev(clk, "pll_c2", NULL);
1117 clks[TEGRA124_CLK_PLL_C2] = clk;
1118
1119 /* PLLC3 */
1120 clk = tegra_clk_register_pllc("pll_c3", "pll_ref", clk_base, pmc, 0,
1121 &pll_c3_params, NULL);
1122 clk_register_clkdev(clk, "pll_c3", NULL);
1123 clks[TEGRA124_CLK_PLL_C3] = clk;
1124
1125 /* PLLM */
1126 clk = tegra_clk_register_pllm("pll_m", "pll_ref", clk_base, pmc,
1127 CLK_SET_RATE_GATE, &pll_m_params, NULL);
1128 clk_register_clkdev(clk, "pll_m", NULL);
1129 clks[TEGRA124_CLK_PLL_M] = clk;
1130
1131 /* PLLM_OUT1 */
1132 clk = tegra_clk_register_divider("pll_m_out1_div", "pll_m",
1133 clk_base + PLLM_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
1134 8, 8, 1, NULL);
1135 clk = tegra_clk_register_pll_out("pll_m_out1", "pll_m_out1_div",
1136 clk_base + PLLM_OUT, 1, 0,
1137 CLK_SET_RATE_PARENT, 0, NULL);
1138 clk_register_clkdev(clk, "pll_m_out1", NULL);
1139 clks[TEGRA124_CLK_PLL_M_OUT1] = clk;
1140
1141 /* PLLM_UD */
1142 clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
1143 CLK_SET_RATE_PARENT, 1, 1);
1144 clk_register_clkdev(clk, "pll_m_ud", NULL);
1145 clks[TEGRA124_CLK_PLL_M_UD] = clk;
1146
1147 /* PLLU */
1148 clk = tegra_clk_register_pllu_tegra114("pll_u", "pll_ref", clk_base, 0,
1149 &pll_u_params, &pll_u_lock);
1150 clk_register_clkdev(clk, "pll_u", NULL);
1151 clks[TEGRA124_CLK_PLL_U] = clk;
1152
1153 /* PLLU_480M */
1154 clk = clk_register_gate(NULL, "pll_u_480M", "pll_u",
1155 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
1156 22, 0, &pll_u_lock);
1157 clk_register_clkdev(clk, "pll_u_480M", NULL);
1158 clks[TEGRA124_CLK_PLL_U_480M] = clk;
1159
1160 /* PLLU_60M */
1161 clk = clk_register_fixed_factor(NULL, "pll_u_60M", "pll_u",
1162 CLK_SET_RATE_PARENT, 1, 8);
1163 clk_register_clkdev(clk, "pll_u_60M", NULL);
1164 clks[TEGRA124_CLK_PLL_U_60M] = clk;
1165
1166 /* PLLU_48M */
1167 clk = clk_register_fixed_factor(NULL, "pll_u_48M", "pll_u",
1168 CLK_SET_RATE_PARENT, 1, 10);
1169 clk_register_clkdev(clk, "pll_u_48M", NULL);
1170 clks[TEGRA124_CLK_PLL_U_48M] = clk;
1171
1172 /* PLLU_12M */
1173 clk = clk_register_fixed_factor(NULL, "pll_u_12M", "pll_u",
1174 CLK_SET_RATE_PARENT, 1, 40);
1175 clk_register_clkdev(clk, "pll_u_12M", NULL);
1176 clks[TEGRA124_CLK_PLL_U_12M] = clk;
1177
1178 /* PLLD */
1179 clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
1180 &pll_d_params, &pll_d_lock);
1181 clk_register_clkdev(clk, "pll_d", NULL);
1182 clks[TEGRA124_CLK_PLL_D] = clk;
1183
1184 /* PLLD_OUT0 */
1185 clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
1186 CLK_SET_RATE_PARENT, 1, 2);
1187 clk_register_clkdev(clk, "pll_d_out0", NULL);
1188 clks[TEGRA124_CLK_PLL_D_OUT0] = clk;
1189
1190 /* PLLRE */
1191 clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc,
1192 0, &pll_re_vco_params, &pll_re_lock, pll_ref_freq);
1193 clk_register_clkdev(clk, "pll_re_vco", NULL);
1194 clks[TEGRA124_CLK_PLL_RE_VCO] = clk;
1195
1196 clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
1197 clk_base + PLLRE_BASE, 16, 4, 0,
1198 pll_re_div_table, &pll_re_lock);
1199 clk_register_clkdev(clk, "pll_re_out", NULL);
1200 clks[TEGRA124_CLK_PLL_RE_OUT] = clk;
1201
1202 /* PLLE */
1203 clk = tegra_clk_register_plle_tegra114("pll_e", "pll_ref",
1204 clk_base, 0, &pll_e_params, NULL);
1205 clk_register_clkdev(clk, "pll_e", NULL);
1206 clks[TEGRA124_CLK_PLL_E] = clk;
1207
1208 /* PLLC4 */
1209 clk = tegra_clk_register_pllss("pll_c4", "pll_ref", clk_base, 0,
1210 &pll_c4_params, NULL);
1211 clk_register_clkdev(clk, "pll_c4", NULL);
1212 clks[TEGRA124_CLK_PLL_C4] = clk;
1213
1214 /* PLLDP */
1215 clk = tegra_clk_register_pllss("pll_dp", "pll_ref", clk_base, 0,
1216 &pll_dp_params, NULL);
1217 clk_register_clkdev(clk, "pll_dp", NULL);
1218 clks[TEGRA124_CLK_PLL_DP] = clk;
1219
1220 /* PLLD2 */
1221 clk = tegra_clk_register_pllss("pll_d2", "pll_ref", clk_base, 0,
1222 &tegra124_pll_d2_params, NULL);
1223 clk_register_clkdev(clk, "pll_d2", NULL);
1224 clks[TEGRA124_CLK_PLL_D2] = clk;
1225
1226 /* PLLD2_OUT0 */
1227 clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
1228 CLK_SET_RATE_PARENT, 1, 1);
1229 clk_register_clkdev(clk, "pll_d2_out0", NULL);
1230 clks[TEGRA124_CLK_PLL_D2_OUT0] = clk;
1231
1232 }
1233
1234 /* Tegra124 CPU clock and reset control functions */
tegra124_wait_cpu_in_reset(u32 cpu)1235 static void tegra124_wait_cpu_in_reset(u32 cpu)
1236 {
1237 unsigned int reg;
1238
1239 do {
1240 reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
1241 cpu_relax();
1242 } while (!(reg & (1 << cpu))); /* check CPU been reset or not */
1243 }
1244
tegra124_disable_cpu_clock(u32 cpu)1245 static void tegra124_disable_cpu_clock(u32 cpu)
1246 {
1247 /* flow controller would take care in the power sequence. */
1248 }
1249
1250 #ifdef CONFIG_PM_SLEEP
tegra124_cpu_clock_suspend(void)1251 static void tegra124_cpu_clock_suspend(void)
1252 {
1253 /* switch coresite to clk_m, save off original source */
1254 tegra124_cpu_clk_sctx.clk_csite_src =
1255 readl(clk_base + CLK_SOURCE_CSITE);
1256 writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
1257
1258 tegra124_cpu_clk_sctx.cclkg_burst =
1259 readl(clk_base + CCLKG_BURST_POLICY);
1260 tegra124_cpu_clk_sctx.cclkg_divider =
1261 readl(clk_base + CCLKG_BURST_POLICY + 4);
1262 }
1263
tegra124_cpu_clock_resume(void)1264 static void tegra124_cpu_clock_resume(void)
1265 {
1266 writel(tegra124_cpu_clk_sctx.clk_csite_src,
1267 clk_base + CLK_SOURCE_CSITE);
1268
1269 writel(tegra124_cpu_clk_sctx.cclkg_burst,
1270 clk_base + CCLKG_BURST_POLICY);
1271 writel(tegra124_cpu_clk_sctx.cclkg_divider,
1272 clk_base + CCLKG_BURST_POLICY + 4);
1273 }
1274 #endif
1275
1276 static struct tegra_cpu_car_ops tegra124_cpu_car_ops = {
1277 .wait_for_reset = tegra124_wait_cpu_in_reset,
1278 .disable_clock = tegra124_disable_cpu_clock,
1279 #ifdef CONFIG_PM_SLEEP
1280 .suspend = tegra124_cpu_clock_suspend,
1281 .resume = tegra124_cpu_clock_resume,
1282 #endif
1283 };
1284
1285 static const struct of_device_id pmc_match[] __initconst = {
1286 { .compatible = "nvidia,tegra124-pmc" },
1287 { },
1288 };
1289
1290 static struct tegra_clk_init_table common_init_table[] __initdata = {
1291 { TEGRA124_CLK_UARTA, TEGRA124_CLK_PLL_P, 408000000, 0 },
1292 { TEGRA124_CLK_UARTB, TEGRA124_CLK_PLL_P, 408000000, 0 },
1293 { TEGRA124_CLK_UARTC, TEGRA124_CLK_PLL_P, 408000000, 0 },
1294 { TEGRA124_CLK_UARTD, TEGRA124_CLK_PLL_P, 408000000, 0 },
1295 { TEGRA124_CLK_PLL_A, TEGRA124_CLK_CLK_MAX, 282240000, 0 },
1296 { TEGRA124_CLK_PLL_A_OUT0, TEGRA124_CLK_CLK_MAX, 11289600, 0 },
1297 { TEGRA124_CLK_I2S0, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
1298 { TEGRA124_CLK_I2S1, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
1299 { TEGRA124_CLK_I2S2, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
1300 { TEGRA124_CLK_I2S3, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
1301 { TEGRA124_CLK_I2S4, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
1302 { TEGRA124_CLK_VDE, TEGRA124_CLK_PLL_C3, 600000000, 0 },
1303 { TEGRA124_CLK_HOST1X, TEGRA124_CLK_PLL_P, 136000000, 1 },
1304 { TEGRA124_CLK_DSIALP, TEGRA124_CLK_PLL_P, 68000000, 0 },
1305 { TEGRA124_CLK_DSIBLP, TEGRA124_CLK_PLL_P, 68000000, 0 },
1306 { TEGRA124_CLK_SCLK, TEGRA124_CLK_PLL_P_OUT2, 102000000, 0 },
1307 { TEGRA124_CLK_DFLL_SOC, TEGRA124_CLK_PLL_P, 51000000, 1 },
1308 { TEGRA124_CLK_DFLL_REF, TEGRA124_CLK_PLL_P, 51000000, 1 },
1309 { TEGRA124_CLK_PLL_C, TEGRA124_CLK_CLK_MAX, 768000000, 0 },
1310 { TEGRA124_CLK_PLL_C_OUT1, TEGRA124_CLK_CLK_MAX, 100000000, 0 },
1311 { TEGRA124_CLK_SBC4, TEGRA124_CLK_PLL_P, 12000000, 1 },
1312 { TEGRA124_CLK_TSEC, TEGRA124_CLK_PLL_C3, 0, 0 },
1313 { TEGRA124_CLK_MSENC, TEGRA124_CLK_PLL_C3, 0, 0 },
1314 { TEGRA124_CLK_PLL_RE_VCO, TEGRA124_CLK_CLK_MAX, 672000000, 0 },
1315 { TEGRA124_CLK_XUSB_SS_SRC, TEGRA124_CLK_PLL_U_480M, 120000000, 0 },
1316 { TEGRA124_CLK_XUSB_FS_SRC, TEGRA124_CLK_PLL_U_48M, 48000000, 0 },
1317 { TEGRA124_CLK_XUSB_HS_SRC, TEGRA124_CLK_PLL_U_60M, 60000000, 0 },
1318 { TEGRA124_CLK_XUSB_FALCON_SRC, TEGRA124_CLK_PLL_RE_OUT, 224000000, 0 },
1319 { TEGRA124_CLK_XUSB_HOST_SRC, TEGRA124_CLK_PLL_RE_OUT, 112000000, 0 },
1320 { TEGRA124_CLK_SATA, TEGRA124_CLK_PLL_P, 104000000, 0 },
1321 { TEGRA124_CLK_SATA_OOB, TEGRA124_CLK_PLL_P, 204000000, 0 },
1322 { TEGRA124_CLK_MSELECT, TEGRA124_CLK_CLK_MAX, 0, 1 },
1323 { TEGRA124_CLK_CSITE, TEGRA124_CLK_CLK_MAX, 0, 1 },
1324 { TEGRA124_CLK_TSENSOR, TEGRA124_CLK_CLK_M, 400000, 0 },
1325 { TEGRA124_CLK_VIC03, TEGRA124_CLK_PLL_C3, 0, 0 },
1326 { TEGRA124_CLK_SPDIF_IN_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
1327 { TEGRA124_CLK_I2S0_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
1328 { TEGRA124_CLK_I2S1_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
1329 { TEGRA124_CLK_I2S2_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
1330 { TEGRA124_CLK_I2S3_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
1331 { TEGRA124_CLK_I2S4_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
1332 { TEGRA124_CLK_VIMCLK_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
1333 { TEGRA124_CLK_PWM, TEGRA124_CLK_PLL_P, 408000000, 0 },
1334 /* must be the last entry */
1335 { TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0 },
1336 };
1337
1338 static struct tegra_clk_init_table tegra124_init_table[] __initdata = {
1339 { TEGRA124_CLK_SOC_THERM, TEGRA124_CLK_PLL_P, 51000000, 0 },
1340 { TEGRA124_CLK_CCLK_G, TEGRA124_CLK_CLK_MAX, 0, 1 },
1341 { TEGRA124_CLK_HDA, TEGRA124_CLK_PLL_P, 102000000, 0 },
1342 { TEGRA124_CLK_HDA2CODEC_2X, TEGRA124_CLK_PLL_P, 48000000, 0 },
1343 /* must be the last entry */
1344 { TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0 },
1345 };
1346
1347 /* Tegra132 requires the SOC_THERM clock to remain active */
1348 static struct tegra_clk_init_table tegra132_init_table[] __initdata = {
1349 { TEGRA124_CLK_SOC_THERM, TEGRA124_CLK_PLL_P, 51000000, 1 },
1350 /* must be the last entry */
1351 { TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0 },
1352 };
1353
1354 static struct tegra_audio_clk_info tegra124_audio_plls[] = {
1355 { "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_p_out1" },
1356 };
1357
1358 /**
1359 * tegra124_clock_apply_init_table - initialize clocks on Tegra124 SoCs
1360 *
1361 * Program an initial clock rate and enable or disable clocks needed
1362 * by the rest of the kernel, for Tegra124 SoCs. It is intended to be
1363 * called by assigning a pointer to it to tegra_clk_apply_init_table -
1364 * this will be called as an arch_initcall. No return value.
1365 */
tegra124_clock_apply_init_table(void)1366 static void __init tegra124_clock_apply_init_table(void)
1367 {
1368 tegra_init_from_table(common_init_table, clks, TEGRA124_CLK_CLK_MAX);
1369 tegra_init_from_table(tegra124_init_table, clks, TEGRA124_CLK_CLK_MAX);
1370 }
1371
1372 /**
1373 * tegra124_car_barrier - wait for pending writes to the CAR to complete
1374 *
1375 * Wait for any outstanding writes to the CAR MMIO space from this CPU
1376 * to complete before continuing execution. No return value.
1377 */
tegra124_car_barrier(void)1378 static void tegra124_car_barrier(void)
1379 {
1380 readl_relaxed(clk_base + RST_DFLL_DVCO);
1381 }
1382
1383 /**
1384 * tegra124_clock_assert_dfll_dvco_reset - assert the DFLL's DVCO reset
1385 *
1386 * Assert the reset line of the DFLL's DVCO. No return value.
1387 */
tegra124_clock_assert_dfll_dvco_reset(void)1388 static void tegra124_clock_assert_dfll_dvco_reset(void)
1389 {
1390 u32 v;
1391
1392 v = readl_relaxed(clk_base + RST_DFLL_DVCO);
1393 v |= (1 << DVFS_DFLL_RESET_SHIFT);
1394 writel_relaxed(v, clk_base + RST_DFLL_DVCO);
1395 tegra124_car_barrier();
1396 }
1397
1398 /**
1399 * tegra124_clock_deassert_dfll_dvco_reset - deassert the DFLL's DVCO reset
1400 *
1401 * Deassert the reset line of the DFLL's DVCO, allowing the DVCO to
1402 * operate. No return value.
1403 */
tegra124_clock_deassert_dfll_dvco_reset(void)1404 static void tegra124_clock_deassert_dfll_dvco_reset(void)
1405 {
1406 u32 v;
1407
1408 v = readl_relaxed(clk_base + RST_DFLL_DVCO);
1409 v &= ~(1 << DVFS_DFLL_RESET_SHIFT);
1410 writel_relaxed(v, clk_base + RST_DFLL_DVCO);
1411 tegra124_car_barrier();
1412 }
1413
tegra124_reset_assert(unsigned long id)1414 static int tegra124_reset_assert(unsigned long id)
1415 {
1416 if (id == TEGRA124_RST_DFLL_DVCO)
1417 tegra124_clock_assert_dfll_dvco_reset();
1418 else
1419 return -EINVAL;
1420
1421 return 0;
1422 }
1423
tegra124_reset_deassert(unsigned long id)1424 static int tegra124_reset_deassert(unsigned long id)
1425 {
1426 if (id == TEGRA124_RST_DFLL_DVCO)
1427 tegra124_clock_deassert_dfll_dvco_reset();
1428 else
1429 return -EINVAL;
1430
1431 return 0;
1432 }
1433
1434 /**
1435 * tegra132_clock_apply_init_table - initialize clocks on Tegra132 SoCs
1436 *
1437 * Program an initial clock rate and enable or disable clocks needed
1438 * by the rest of the kernel, for Tegra132 SoCs. It is intended to be
1439 * called by assigning a pointer to it to tegra_clk_apply_init_table -
1440 * this will be called as an arch_initcall. No return value.
1441 */
tegra132_clock_apply_init_table(void)1442 static void __init tegra132_clock_apply_init_table(void)
1443 {
1444 tegra_init_from_table(common_init_table, clks, TEGRA124_CLK_CLK_MAX);
1445 tegra_init_from_table(tegra132_init_table, clks, TEGRA124_CLK_CLK_MAX);
1446 }
1447
1448 /**
1449 * tegra124_132_clock_init_pre - clock initialization preamble for T124/T132
1450 * @np: struct device_node * of the DT node for the SoC CAR IP block
1451 *
1452 * Register most of the clocks controlled by the CAR IP block.
1453 * Everything in this function should be common to Tegra124 and Tegra132.
1454 * No return value.
1455 */
tegra124_132_clock_init_pre(struct device_node * np)1456 static void __init tegra124_132_clock_init_pre(struct device_node *np)
1457 {
1458 struct device_node *node;
1459 u32 plld_base;
1460
1461 clk_base = of_iomap(np, 0);
1462 if (!clk_base) {
1463 pr_err("ioremap tegra124/tegra132 CAR failed\n");
1464 return;
1465 }
1466
1467 node = of_find_matching_node(NULL, pmc_match);
1468 if (!node) {
1469 pr_err("Failed to find pmc node\n");
1470 WARN_ON(1);
1471 return;
1472 }
1473
1474 pmc_base = of_iomap(node, 0);
1475 of_node_put(node);
1476 if (!pmc_base) {
1477 pr_err("Can't map pmc registers\n");
1478 WARN_ON(1);
1479 return;
1480 }
1481
1482 clks = tegra_clk_init(clk_base, TEGRA124_CLK_CLK_MAX,
1483 TEGRA124_CAR_BANK_COUNT);
1484 if (!clks)
1485 return;
1486
1487 if (tegra_osc_clk_init(clk_base, tegra124_clks, tegra124_input_freq,
1488 ARRAY_SIZE(tegra124_input_freq), 1, &osc_freq,
1489 &pll_ref_freq) < 0)
1490 return;
1491
1492 tegra_fixed_clk_init(tegra124_clks);
1493 tegra124_pll_init(clk_base, pmc_base);
1494 tegra124_periph_clk_init(clk_base, pmc_base);
1495 tegra_audio_clk_init(clk_base, pmc_base, tegra124_clks,
1496 tegra124_audio_plls,
1497 ARRAY_SIZE(tegra124_audio_plls), 24576000);
1498
1499 /* For Tegra124 & Tegra132, PLLD is the only source for DSIA & DSIB */
1500 plld_base = readl(clk_base + PLLD_BASE);
1501 plld_base &= ~BIT(25);
1502 writel(plld_base, clk_base + PLLD_BASE);
1503 }
1504
tegra124_clk_src_onecell_get(struct of_phandle_args * clkspec,void * data)1505 static struct clk *tegra124_clk_src_onecell_get(struct of_phandle_args *clkspec,
1506 void *data)
1507 {
1508 struct clk_hw *hw;
1509 struct clk *clk;
1510
1511 clk = of_clk_src_onecell_get(clkspec, data);
1512 if (IS_ERR(clk))
1513 return clk;
1514
1515 hw = __clk_get_hw(clk);
1516
1517 if (clkspec->args[0] == TEGRA124_CLK_EMC) {
1518 if (!tegra124_clk_emc_driver_available(hw))
1519 return ERR_PTR(-EPROBE_DEFER);
1520 }
1521
1522 return clk;
1523 }
1524
1525 /**
1526 * tegra124_132_clock_init_post - clock initialization postamble for T124/T132
1527 * @np: struct device_node * of the DT node for the SoC CAR IP block
1528 *
1529 * Register most of the clocks controlled by the CAR IP block.
1530 * Everything in this function should be common to Tegra124
1531 * and Tegra132. This function must be called after
1532 * tegra124_132_clock_init_pre(), otherwise clk_base will not be set.
1533 * No return value.
1534 */
tegra124_132_clock_init_post(struct device_node * np)1535 static void __init tegra124_132_clock_init_post(struct device_node *np)
1536 {
1537 tegra_super_clk_gen4_init(clk_base, pmc_base, tegra124_clks,
1538 &pll_x_params);
1539 tegra_init_special_resets(1, tegra124_reset_assert,
1540 tegra124_reset_deassert);
1541 tegra_add_of_provider(np, tegra124_clk_src_onecell_get);
1542
1543 clks[TEGRA124_CLK_EMC] = tegra124_clk_register_emc(clk_base, np,
1544 &emc_lock);
1545
1546 tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
1547
1548 tegra_cpu_car_ops = &tegra124_cpu_car_ops;
1549 }
1550
1551 /**
1552 * tegra124_clock_init - Tegra124-specific clock initialization
1553 * @np: struct device_node * of the DT node for the SoC CAR IP block
1554 *
1555 * Register most SoC clocks for the Tegra124 system-on-chip. Most of
1556 * this code is shared between the Tegra124 and Tegra132 SoCs,
1557 * although some of the initial clock settings and CPU clocks differ.
1558 * Intended to be called by the OF init code when a DT node with the
1559 * "nvidia,tegra124-car" string is encountered, and declared with
1560 * CLK_OF_DECLARE. No return value.
1561 */
tegra124_clock_init(struct device_node * np)1562 static void __init tegra124_clock_init(struct device_node *np)
1563 {
1564 tegra124_132_clock_init_pre(np);
1565 tegra_clk_apply_init_table = tegra124_clock_apply_init_table;
1566 tegra124_132_clock_init_post(np);
1567 }
1568
1569 /**
1570 * tegra132_clock_init - Tegra132-specific clock initialization
1571 * @np: struct device_node * of the DT node for the SoC CAR IP block
1572 *
1573 * Register most SoC clocks for the Tegra132 system-on-chip. Most of
1574 * this code is shared between the Tegra124 and Tegra132 SoCs,
1575 * although some of the initial clock settings and CPU clocks differ.
1576 * Intended to be called by the OF init code when a DT node with the
1577 * "nvidia,tegra132-car" string is encountered, and declared with
1578 * CLK_OF_DECLARE. No return value.
1579 */
tegra132_clock_init(struct device_node * np)1580 static void __init tegra132_clock_init(struct device_node *np)
1581 {
1582 tegra124_132_clock_init_pre(np);
1583
1584 /*
1585 * On Tegra132, these clocks are controlled by the
1586 * CLUSTER_clocks IP block, located in the CPU complex
1587 */
1588 tegra124_clks[tegra_clk_cclk_g].present = false;
1589 tegra124_clks[tegra_clk_cclk_lp].present = false;
1590 tegra124_clks[tegra_clk_pll_x].present = false;
1591 tegra124_clks[tegra_clk_pll_x_out0].present = false;
1592
1593 tegra_clk_apply_init_table = tegra132_clock_apply_init_table;
1594 tegra124_132_clock_init_post(np);
1595 }
1596 CLK_OF_DECLARE(tegra124, "nvidia,tegra124-car", tegra124_clock_init);
1597 CLK_OF_DECLARE(tegra132, "nvidia,tegra132-car", tegra132_clock_init);
1598