1 /*
2 * Copyright (c) 2016 Chen-Yu Tsai. All rights reserved.
3 *
4 * This software is licensed under the terms of the GNU General Public
5 * License version 2, as published by the Free Software Foundation, and
6 * may be copied, distributed, and modified under those terms.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 */
13
14 #include <linux/clk-provider.h>
15 #include <linux/of_address.h>
16 #include <linux/platform_device.h>
17
18 #include "ccu_common.h"
19 #include "ccu_reset.h"
20
21 #include "ccu_div.h"
22 #include "ccu_gate.h"
23 #include "ccu_mp.h"
24 #include "ccu_nkmp.h"
25 #include "ccu_nm.h"
26 #include "ccu_phase.h"
27
28 #include "ccu-sun9i-a80.h"
29
30 #define CCU_SUN9I_LOCK_REG 0x09c
31
32 /*
33 * The CPU PLLs are actually NP clocks, with P being /1 or /4. However
34 * P should only be used for output frequencies lower than 228 MHz.
35 * Neither mainline Linux, U-boot, nor the vendor BSPs use these.
36 *
37 * For now we can just model it as a multiplier clock, and force P to /1.
38 */
39 #define SUN9I_A80_PLL_C0CPUX_REG 0x000
40 #define SUN9I_A80_PLL_C1CPUX_REG 0x004
41
42 static struct ccu_mult pll_c0cpux_clk = {
43 .enable = BIT(31),
44 .lock = BIT(0),
45 .mult = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
46 .common = {
47 .reg = SUN9I_A80_PLL_C0CPUX_REG,
48 .lock_reg = CCU_SUN9I_LOCK_REG,
49 .features = CCU_FEATURE_LOCK_REG,
50 .hw.init = CLK_HW_INIT("pll-c0cpux", "osc24M",
51 &ccu_mult_ops,
52 CLK_SET_RATE_UNGATE),
53 },
54 };
55
56 static struct ccu_mult pll_c1cpux_clk = {
57 .enable = BIT(31),
58 .lock = BIT(1),
59 .mult = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
60 .common = {
61 .reg = SUN9I_A80_PLL_C1CPUX_REG,
62 .lock_reg = CCU_SUN9I_LOCK_REG,
63 .features = CCU_FEATURE_LOCK_REG,
64 .hw.init = CLK_HW_INIT("pll-c1cpux", "osc24M",
65 &ccu_mult_ops,
66 CLK_SET_RATE_UNGATE),
67 },
68 };
69
70 /*
71 * The Audio PLL has d1, d2 dividers in addition to the usual N, M
72 * factors. Since we only need 2 frequencies from this PLL: 22.5792 MHz
73 * and 24.576 MHz, ignore them for now. Enforce d1 = 0 and d2 = 0.
74 */
75 #define SUN9I_A80_PLL_AUDIO_REG 0x008
76
77 static struct ccu_nm pll_audio_clk = {
78 .enable = BIT(31),
79 .lock = BIT(2),
80 .n = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
81 .m = _SUNXI_CCU_DIV_OFFSET(0, 6, 0),
82 .common = {
83 .reg = 0x008,
84 .lock_reg = CCU_SUN9I_LOCK_REG,
85 .features = CCU_FEATURE_LOCK_REG,
86 .hw.init = CLK_HW_INIT("pll-audio", "osc24M",
87 &ccu_nm_ops, CLK_SET_RATE_UNGATE),
88 },
89 };
90
91 /* Some PLLs are input * N / div1 / div2. Model them as NKMP with no K */
92 static struct ccu_nkmp pll_periph0_clk = {
93 .enable = BIT(31),
94 .lock = BIT(3),
95 .n = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
96 .m = _SUNXI_CCU_DIV(16, 1), /* input divider */
97 .p = _SUNXI_CCU_DIV(18, 1), /* output divider */
98 .common = {
99 .reg = 0x00c,
100 .lock_reg = CCU_SUN9I_LOCK_REG,
101 .features = CCU_FEATURE_LOCK_REG,
102 .hw.init = CLK_HW_INIT("pll-periph0", "osc24M",
103 &ccu_nkmp_ops,
104 CLK_SET_RATE_UNGATE),
105 },
106 };
107
108 static struct ccu_nkmp pll_ve_clk = {
109 .enable = BIT(31),
110 .lock = BIT(4),
111 .n = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
112 .m = _SUNXI_CCU_DIV(16, 1), /* input divider */
113 .p = _SUNXI_CCU_DIV(18, 1), /* output divider */
114 .common = {
115 .reg = 0x010,
116 .lock_reg = CCU_SUN9I_LOCK_REG,
117 .features = CCU_FEATURE_LOCK_REG,
118 .hw.init = CLK_HW_INIT("pll-ve", "osc24M",
119 &ccu_nkmp_ops,
120 CLK_SET_RATE_UNGATE),
121 },
122 };
123
124 static struct ccu_nkmp pll_ddr_clk = {
125 .enable = BIT(31),
126 .lock = BIT(5),
127 .n = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
128 .m = _SUNXI_CCU_DIV(16, 1), /* input divider */
129 .p = _SUNXI_CCU_DIV(18, 1), /* output divider */
130 .common = {
131 .reg = 0x014,
132 .lock_reg = CCU_SUN9I_LOCK_REG,
133 .features = CCU_FEATURE_LOCK_REG,
134 .hw.init = CLK_HW_INIT("pll-ddr", "osc24M",
135 &ccu_nkmp_ops,
136 CLK_SET_RATE_UNGATE),
137 },
138 };
139
140 static struct ccu_nm pll_video0_clk = {
141 .enable = BIT(31),
142 .lock = BIT(6),
143 .n = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
144 .m = _SUNXI_CCU_DIV(16, 1), /* input divider */
145 .common = {
146 .reg = 0x018,
147 .lock_reg = CCU_SUN9I_LOCK_REG,
148 .features = CCU_FEATURE_LOCK_REG,
149 .hw.init = CLK_HW_INIT("pll-video0", "osc24M",
150 &ccu_nm_ops,
151 CLK_SET_RATE_UNGATE),
152 },
153 };
154
155 static struct ccu_nkmp pll_video1_clk = {
156 .enable = BIT(31),
157 .lock = BIT(7),
158 .n = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
159 .m = _SUNXI_CCU_DIV(16, 1), /* input divider */
160 .p = _SUNXI_CCU_DIV(0, 2), /* external divider p */
161 .common = {
162 .reg = 0x01c,
163 .lock_reg = CCU_SUN9I_LOCK_REG,
164 .features = CCU_FEATURE_LOCK_REG,
165 .hw.init = CLK_HW_INIT("pll-video1", "osc24M",
166 &ccu_nkmp_ops,
167 CLK_SET_RATE_UNGATE),
168 },
169 };
170
171 static struct ccu_nkmp pll_gpu_clk = {
172 .enable = BIT(31),
173 .lock = BIT(8),
174 .n = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
175 .m = _SUNXI_CCU_DIV(16, 1), /* input divider */
176 .p = _SUNXI_CCU_DIV(18, 1), /* output divider */
177 .common = {
178 .reg = 0x020,
179 .lock_reg = CCU_SUN9I_LOCK_REG,
180 .features = CCU_FEATURE_LOCK_REG,
181 .hw.init = CLK_HW_INIT("pll-gpu", "osc24M",
182 &ccu_nkmp_ops,
183 CLK_SET_RATE_UNGATE),
184 },
185 };
186
187 static struct ccu_nkmp pll_de_clk = {
188 .enable = BIT(31),
189 .lock = BIT(9),
190 .n = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
191 .m = _SUNXI_CCU_DIV(16, 1), /* input divider */
192 .p = _SUNXI_CCU_DIV(18, 1), /* output divider */
193 .common = {
194 .reg = 0x024,
195 .lock_reg = CCU_SUN9I_LOCK_REG,
196 .features = CCU_FEATURE_LOCK_REG,
197 .hw.init = CLK_HW_INIT("pll-de", "osc24M",
198 &ccu_nkmp_ops,
199 CLK_SET_RATE_UNGATE),
200 },
201 };
202
203 static struct ccu_nkmp pll_isp_clk = {
204 .enable = BIT(31),
205 .lock = BIT(10),
206 .n = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
207 .m = _SUNXI_CCU_DIV(16, 1), /* input divider */
208 .p = _SUNXI_CCU_DIV(18, 1), /* output divider */
209 .common = {
210 .reg = 0x028,
211 .lock_reg = CCU_SUN9I_LOCK_REG,
212 .features = CCU_FEATURE_LOCK_REG,
213 .hw.init = CLK_HW_INIT("pll-isp", "osc24M",
214 &ccu_nkmp_ops,
215 CLK_SET_RATE_UNGATE),
216 },
217 };
218
219 static struct ccu_nkmp pll_periph1_clk = {
220 .enable = BIT(31),
221 .lock = BIT(11),
222 .n = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
223 .m = _SUNXI_CCU_DIV(16, 1), /* input divider */
224 .p = _SUNXI_CCU_DIV(18, 1), /* output divider */
225 .common = {
226 .reg = 0x028,
227 .lock_reg = CCU_SUN9I_LOCK_REG,
228 .features = CCU_FEATURE_LOCK_REG,
229 .hw.init = CLK_HW_INIT("pll-periph1", "osc24M",
230 &ccu_nkmp_ops,
231 CLK_SET_RATE_UNGATE),
232 },
233 };
234
235 static const char * const c0cpux_parents[] = { "osc24M", "pll-c0cpux" };
236 static SUNXI_CCU_MUX(c0cpux_clk, "c0cpux", c0cpux_parents,
237 0x50, 0, 1, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL);
238
239 static const char * const c1cpux_parents[] = { "osc24M", "pll-c1cpux" };
240 static SUNXI_CCU_MUX(c1cpux_clk, "c1cpux", c1cpux_parents,
241 0x50, 8, 1, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL);
242
243 static struct clk_div_table axi_div_table[] = {
244 { .val = 0, .div = 1 },
245 { .val = 1, .div = 2 },
246 { .val = 2, .div = 3 },
247 { .val = 3, .div = 4 },
248 { .val = 4, .div = 4 },
249 { .val = 5, .div = 4 },
250 { .val = 6, .div = 4 },
251 { .val = 7, .div = 4 },
252 { /* Sentinel */ },
253 };
254
255 static SUNXI_CCU_M(atb0_clk, "atb0", "c0cpux", 0x054, 8, 2, 0);
256
257 static SUNXI_CCU_DIV_TABLE(axi0_clk, "axi0", "c0cpux",
258 0x054, 0, 3, axi_div_table, 0);
259
260 static SUNXI_CCU_M(atb1_clk, "atb1", "c1cpux", 0x058, 8, 2, 0);
261
262 static SUNXI_CCU_DIV_TABLE(axi1_clk, "axi1", "c1cpux",
263 0x058, 0, 3, axi_div_table, 0);
264
265 static const char * const gtbus_parents[] = { "osc24M", "pll-periph0",
266 "pll-periph1", "pll-periph1" };
267 static SUNXI_CCU_M_WITH_MUX(gtbus_clk, "gtbus", gtbus_parents,
268 0x05c, 0, 2, 24, 2, CLK_IS_CRITICAL);
269
270 static const char * const ahb_parents[] = { "gtbus", "pll-periph0",
271 "pll-periph1", "pll-periph1" };
272 static struct ccu_div ahb0_clk = {
273 .div = _SUNXI_CCU_DIV_FLAGS(0, 2, CLK_DIVIDER_POWER_OF_TWO),
274 .mux = _SUNXI_CCU_MUX(24, 2),
275 .common = {
276 .reg = 0x060,
277 .hw.init = CLK_HW_INIT_PARENTS("ahb0",
278 ahb_parents,
279 &ccu_div_ops,
280 0),
281 },
282 };
283
284 static struct ccu_div ahb1_clk = {
285 .div = _SUNXI_CCU_DIV_FLAGS(0, 2, CLK_DIVIDER_POWER_OF_TWO),
286 .mux = _SUNXI_CCU_MUX(24, 2),
287 .common = {
288 .reg = 0x064,
289 .hw.init = CLK_HW_INIT_PARENTS("ahb1",
290 ahb_parents,
291 &ccu_div_ops,
292 0),
293 },
294 };
295
296 static struct ccu_div ahb2_clk = {
297 .div = _SUNXI_CCU_DIV_FLAGS(0, 2, CLK_DIVIDER_POWER_OF_TWO),
298 .mux = _SUNXI_CCU_MUX(24, 2),
299 .common = {
300 .reg = 0x068,
301 .hw.init = CLK_HW_INIT_PARENTS("ahb2",
302 ahb_parents,
303 &ccu_div_ops,
304 0),
305 },
306 };
307
308 static const char * const apb_parents[] = { "osc24M", "pll-periph0" };
309
310 static struct ccu_div apb0_clk = {
311 .div = _SUNXI_CCU_DIV_FLAGS(0, 2, CLK_DIVIDER_POWER_OF_TWO),
312 .mux = _SUNXI_CCU_MUX(24, 1),
313 .common = {
314 .reg = 0x070,
315 .hw.init = CLK_HW_INIT_PARENTS("apb0",
316 apb_parents,
317 &ccu_div_ops,
318 0),
319 },
320 };
321
322 static struct ccu_div apb1_clk = {
323 .div = _SUNXI_CCU_DIV_FLAGS(0, 2, CLK_DIVIDER_POWER_OF_TWO),
324 .mux = _SUNXI_CCU_MUX(24, 1),
325 .common = {
326 .reg = 0x074,
327 .hw.init = CLK_HW_INIT_PARENTS("apb1",
328 apb_parents,
329 &ccu_div_ops,
330 0),
331 },
332 };
333
334 static struct ccu_div cci400_clk = {
335 .div = _SUNXI_CCU_DIV_FLAGS(0, 2, CLK_DIVIDER_POWER_OF_TWO),
336 .mux = _SUNXI_CCU_MUX(24, 2),
337 .common = {
338 .reg = 0x078,
339 .hw.init = CLK_HW_INIT_PARENTS("cci400",
340 ahb_parents,
341 &ccu_div_ops,
342 CLK_IS_CRITICAL),
343 },
344 };
345
346 static SUNXI_CCU_M_WITH_MUX_GATE(ats_clk, "ats", apb_parents,
347 0x080, 0, 3, 24, 2, BIT(31), 0);
348
349 static SUNXI_CCU_M_WITH_MUX_GATE(trace_clk, "trace", apb_parents,
350 0x084, 0, 3, 24, 2, BIT(31), 0);
351
352 static const char * const out_parents[] = { "osc24M", "osc32k", "osc24M" };
353 static const struct ccu_mux_fixed_prediv out_prediv = {
354 .index = 0, .div = 750
355 };
356
357 static struct ccu_mp out_a_clk = {
358 .enable = BIT(31),
359 .m = _SUNXI_CCU_DIV(8, 5),
360 .p = _SUNXI_CCU_DIV(20, 2),
361 .mux = {
362 .shift = 24,
363 .width = 4,
364 .fixed_predivs = &out_prediv,
365 .n_predivs = 1,
366 },
367 .common = {
368 .reg = 0x180,
369 .features = CCU_FEATURE_FIXED_PREDIV,
370 .hw.init = CLK_HW_INIT_PARENTS("out-a",
371 out_parents,
372 &ccu_mp_ops,
373 0),
374 },
375 };
376
377 static struct ccu_mp out_b_clk = {
378 .enable = BIT(31),
379 .m = _SUNXI_CCU_DIV(8, 5),
380 .p = _SUNXI_CCU_DIV(20, 2),
381 .mux = {
382 .shift = 24,
383 .width = 4,
384 .fixed_predivs = &out_prediv,
385 .n_predivs = 1,
386 },
387 .common = {
388 .reg = 0x184,
389 .features = CCU_FEATURE_FIXED_PREDIV,
390 .hw.init = CLK_HW_INIT_PARENTS("out-b",
391 out_parents,
392 &ccu_mp_ops,
393 0),
394 },
395 };
396
397 static const char * const mod0_default_parents[] = { "osc24M", "pll-periph0" };
398
399 static SUNXI_CCU_MP_WITH_MUX_GATE(nand0_0_clk, "nand0-0", mod0_default_parents,
400 0x400,
401 0, 4, /* M */
402 16, 2, /* P */
403 24, 4, /* mux */
404 BIT(31), /* gate */
405 0);
406
407 static SUNXI_CCU_MP_WITH_MUX_GATE(nand0_1_clk, "nand0-1", mod0_default_parents,
408 0x404,
409 0, 4, /* M */
410 16, 2, /* P */
411 24, 4, /* mux */
412 BIT(31), /* gate */
413 0);
414
415 static SUNXI_CCU_MP_WITH_MUX_GATE(nand1_0_clk, "nand1-0", mod0_default_parents,
416 0x408,
417 0, 4, /* M */
418 16, 2, /* P */
419 24, 4, /* mux */
420 BIT(31), /* gate */
421 0);
422
423 static SUNXI_CCU_MP_WITH_MUX_GATE(nand1_1_clk, "nand1-1", mod0_default_parents,
424 0x40c,
425 0, 4, /* M */
426 16, 2, /* P */
427 24, 4, /* mux */
428 BIT(31), /* gate */
429 0);
430
431 static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mod0_default_parents,
432 0x410,
433 0, 4, /* M */
434 16, 2, /* P */
435 24, 4, /* mux */
436 BIT(31), /* gate */
437 0);
438
439 static SUNXI_CCU_PHASE(mmc0_sample_clk, "mmc0-sample", "mmc0",
440 0x410, 20, 3, 0);
441 static SUNXI_CCU_PHASE(mmc0_output_clk, "mmc0-output", "mmc0",
442 0x410, 8, 3, 0);
443
444 static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mod0_default_parents,
445 0x414,
446 0, 4, /* M */
447 16, 2, /* P */
448 24, 4, /* mux */
449 BIT(31), /* gate */
450 0);
451
452 static SUNXI_CCU_PHASE(mmc1_sample_clk, "mmc1-sample", "mmc1",
453 0x414, 20, 3, 0);
454 static SUNXI_CCU_PHASE(mmc1_output_clk, "mmc1-output", "mmc1",
455 0x414, 8, 3, 0);
456
457 static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mod0_default_parents,
458 0x418,
459 0, 4, /* M */
460 16, 2, /* P */
461 24, 4, /* mux */
462 BIT(31), /* gate */
463 0);
464
465 static SUNXI_CCU_PHASE(mmc2_sample_clk, "mmc2-sample", "mmc2",
466 0x418, 20, 3, 0);
467 static SUNXI_CCU_PHASE(mmc2_output_clk, "mmc2-output", "mmc2",
468 0x418, 8, 3, 0);
469
470 static SUNXI_CCU_MP_WITH_MUX_GATE(mmc3_clk, "mmc3", mod0_default_parents,
471 0x41c,
472 0, 4, /* M */
473 16, 2, /* P */
474 24, 4, /* mux */
475 BIT(31), /* gate */
476 0);
477
478 static SUNXI_CCU_PHASE(mmc3_sample_clk, "mmc3-sample", "mmc3",
479 0x41c, 20, 3, 0);
480 static SUNXI_CCU_PHASE(mmc3_output_clk, "mmc3-output", "mmc3",
481 0x41c, 8, 3, 0);
482
483 static SUNXI_CCU_MP_WITH_MUX_GATE(ts_clk, "ts", mod0_default_parents,
484 0x428,
485 0, 4, /* M */
486 16, 2, /* P */
487 24, 4, /* mux */
488 BIT(31), /* gate */
489 0);
490
491 static const char * const ss_parents[] = { "osc24M", "pll-periph",
492 "pll-periph1" };
493 static const u8 ss_table[] = { 0, 1, 13 };
494 static struct ccu_mp ss_clk = {
495 .enable = BIT(31),
496 .m = _SUNXI_CCU_DIV(0, 4),
497 .p = _SUNXI_CCU_DIV(16, 2),
498 .mux = _SUNXI_CCU_MUX_TABLE(24, 4, ss_table),
499 .common = {
500 .reg = 0x42c,
501 .hw.init = CLK_HW_INIT_PARENTS("ss",
502 ss_parents,
503 &ccu_mp_ops,
504 0),
505 },
506 };
507
508 static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", mod0_default_parents,
509 0x430,
510 0, 4, /* M */
511 16, 2, /* P */
512 24, 4, /* mux */
513 BIT(31), /* gate */
514 0);
515
516 static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", mod0_default_parents,
517 0x434,
518 0, 4, /* M */
519 16, 2, /* P */
520 24, 4, /* mux */
521 BIT(31), /* gate */
522 0);
523
524 static SUNXI_CCU_MP_WITH_MUX_GATE(spi2_clk, "spi2", mod0_default_parents,
525 0x438,
526 0, 4, /* M */
527 16, 2, /* P */
528 24, 4, /* mux */
529 BIT(31), /* gate */
530 0);
531
532 static SUNXI_CCU_MP_WITH_MUX_GATE(spi3_clk, "spi3", mod0_default_parents,
533 0x43c,
534 0, 4, /* M */
535 16, 2, /* P */
536 24, 4, /* mux */
537 BIT(31), /* gate */
538 0);
539
540 static SUNXI_CCU_M_WITH_GATE(i2s0_clk, "i2s0", "pll-audio",
541 0x440, 0, 4, BIT(31), CLK_SET_RATE_PARENT);
542 static SUNXI_CCU_M_WITH_GATE(i2s1_clk, "i2s1", "pll-audio",
543 0x444, 0, 4, BIT(31), CLK_SET_RATE_PARENT);
544 static SUNXI_CCU_M_WITH_GATE(spdif_clk, "spdif", "pll-audio",
545 0x44c, 0, 4, BIT(31), CLK_SET_RATE_PARENT);
546
547 static const char * const sdram_parents[] = { "pll-periph0", "pll-ddr" };
548 static const u8 sdram_table[] = { 0, 3 };
549
550 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(sdram_clk, "sdram",
551 sdram_parents, sdram_table,
552 0x484,
553 8, 4, /* M */
554 12, 4, /* mux */
555 0, /* no gate */
556 CLK_IS_CRITICAL);
557
558 static SUNXI_CCU_M_WITH_GATE(de_clk, "de", "pll-de", 0x490,
559 0, 4, BIT(31), CLK_SET_RATE_PARENT);
560
561 static SUNXI_CCU_GATE(edp_clk, "edp", "osc24M", 0x494, BIT(31), 0);
562
563 static const char * const mp_parents[] = { "pll-video1", "pll-gpu", "pll-de" };
564 static const u8 mp_table[] = { 9, 10, 11 };
565 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(mp_clk, "mp", mp_parents, mp_table,
566 0x498,
567 0, 4, /* M */
568 24, 4, /* mux */
569 BIT(31), /* gate */
570 0);
571
572 static const char * const display_parents[] = { "pll-video0", "pll-video1" };
573 static const u8 display_table[] = { 8, 9 };
574
575 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(lcd0_clk, "lcd0",
576 display_parents, display_table,
577 0x49c,
578 0, 4, /* M */
579 24, 4, /* mux */
580 BIT(31), /* gate */
581 CLK_SET_RATE_NO_REPARENT |
582 CLK_SET_RATE_PARENT);
583
584 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(lcd1_clk, "lcd1",
585 display_parents, display_table,
586 0x4a0,
587 0, 4, /* M */
588 24, 4, /* mux */
589 BIT(31), /* gate */
590 CLK_SET_RATE_NO_REPARENT |
591 CLK_SET_RATE_PARENT);
592
593 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(mipi_dsi0_clk, "mipi-dsi0",
594 display_parents, display_table,
595 0x4a8,
596 0, 4, /* M */
597 24, 4, /* mux */
598 BIT(31), /* gate */
599 CLK_SET_RATE_PARENT);
600
601 static const char * const mipi_dsi1_parents[] = { "osc24M", "pll-video1" };
602 static const u8 mipi_dsi1_table[] = { 0, 9 };
603 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(mipi_dsi1_clk, "mipi-dsi1",
604 mipi_dsi1_parents, mipi_dsi1_table,
605 0x4ac,
606 0, 4, /* M */
607 24, 4, /* mux */
608 BIT(31), /* gate */
609 CLK_SET_RATE_PARENT);
610
611 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(hdmi_clk, "hdmi",
612 display_parents, display_table,
613 0x4b0,
614 0, 4, /* M */
615 24, 4, /* mux */
616 BIT(31), /* gate */
617 CLK_SET_RATE_NO_REPARENT |
618 CLK_SET_RATE_PARENT);
619
620 static SUNXI_CCU_GATE(hdmi_slow_clk, "hdmi-slow", "osc24M", 0x4b4, BIT(31), 0);
621
622 static SUNXI_CCU_M_WITH_GATE(mipi_csi_clk, "mipi-csi", "osc24M", 0x4bc,
623 0, 4, BIT(31), 0);
624
625 static SUNXI_CCU_M_WITH_GATE(csi_isp_clk, "csi-isp", "pll-isp", 0x4c0,
626 0, 4, BIT(31), CLK_SET_RATE_PARENT);
627
628 static SUNXI_CCU_GATE(csi_misc_clk, "csi-misc", "osc24M", 0x4c0, BIT(16), 0);
629
630 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(csi0_mclk_clk, "csi0-mclk",
631 mipi_dsi1_parents, mipi_dsi1_table,
632 0x4c4,
633 0, 4, /* M */
634 24, 4, /* mux */
635 BIT(31), /* gate */
636 CLK_SET_RATE_PARENT);
637
638 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(csi1_mclk_clk, "csi1-mclk",
639 mipi_dsi1_parents, mipi_dsi1_table,
640 0x4c8,
641 0, 4, /* M */
642 24, 4, /* mux */
643 BIT(31), /* gate */
644 CLK_SET_RATE_PARENT);
645
646 static const char * const fd_parents[] = { "pll-periph0", "pll-isp" };
647 static const u8 fd_table[] = { 1, 12 };
648 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(fd_clk, "fd", fd_parents, fd_table,
649 0x4cc,
650 0, 4, /* M */
651 24, 4, /* mux */
652 BIT(31), /* gate */
653 0);
654 static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve", 0x4d0,
655 16, 3, BIT(31), CLK_SET_RATE_PARENT);
656
657 static SUNXI_CCU_GATE(avs_clk, "avs", "osc24M", 0x4d4, BIT(31), 0);
658
659 static SUNXI_CCU_M_WITH_GATE(gpu_core_clk, "gpu-core", "pll-gpu", 0x4f0,
660 0, 3, BIT(31), CLK_SET_RATE_PARENT);
661 static SUNXI_CCU_M_WITH_GATE(gpu_memory_clk, "gpu-memory", "pll-gpu", 0x4f4,
662 0, 3, BIT(31), CLK_SET_RATE_PARENT);
663
664 static const char * const gpu_axi_parents[] = { "pll-periph0", "pll-gpu" };
665 static const u8 gpu_axi_table[] = { 1, 10 };
666 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(gpu_axi_clk, "gpu-axi",
667 gpu_axi_parents, gpu_axi_table,
668 0x4f8,
669 0, 4, /* M */
670 24, 4, /* mux */
671 BIT(31), /* gate */
672 CLK_SET_RATE_PARENT);
673
674 static SUNXI_CCU_M_WITH_GATE(sata_clk, "sata", "pll-periph0", 0x500,
675 0, 4, BIT(31), 0);
676
677 static SUNXI_CCU_M_WITH_GATE(ac97_clk, "ac97", "pll-audio",
678 0x504, 0, 4, BIT(31), CLK_SET_RATE_PARENT);
679
680 static SUNXI_CCU_M_WITH_MUX_GATE(mipi_hsi_clk, "mipi-hsi",
681 mod0_default_parents, 0x508,
682 0, 4, /* M */
683 24, 4, /* mux */
684 BIT(31), /* gate */
685 0);
686
687 static const char * const gpadc_parents[] = { "osc24M", "pll-audio", "osc32k" };
688 static const u8 gpadc_table[] = { 0, 4, 7 };
689 static struct ccu_mp gpadc_clk = {
690 .enable = BIT(31),
691 .m = _SUNXI_CCU_DIV(0, 4),
692 .p = _SUNXI_CCU_DIV(16, 2),
693 .mux = _SUNXI_CCU_MUX_TABLE(24, 4, gpadc_table),
694 .common = {
695 .reg = 0x50c,
696 .hw.init = CLK_HW_INIT_PARENTS("gpadc",
697 gpadc_parents,
698 &ccu_mp_ops,
699 0),
700 },
701 };
702
703 static const char * const cir_tx_parents[] = { "osc24M", "osc32k" };
704 static const u8 cir_tx_table[] = { 0, 7 };
705 static struct ccu_mp cir_tx_clk = {
706 .enable = BIT(31),
707 .m = _SUNXI_CCU_DIV(0, 4),
708 .p = _SUNXI_CCU_DIV(16, 2),
709 .mux = _SUNXI_CCU_MUX_TABLE(24, 4, cir_tx_table),
710 .common = {
711 .reg = 0x510,
712 .hw.init = CLK_HW_INIT_PARENTS("cir-tx",
713 cir_tx_parents,
714 &ccu_mp_ops,
715 0),
716 },
717 };
718
719 /* AHB0 bus gates */
720 static SUNXI_CCU_GATE(bus_fd_clk, "bus-fd", "ahb0",
721 0x580, BIT(0), 0);
722 static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "ahb0",
723 0x580, BIT(1), 0);
724 static SUNXI_CCU_GATE(bus_gpu_ctrl_clk, "bus-gpu-ctrl", "ahb0",
725 0x580, BIT(3), 0);
726 static SUNXI_CCU_GATE(bus_ss_clk, "bus-ss", "ahb0",
727 0x580, BIT(5), 0);
728 static SUNXI_CCU_GATE(bus_mmc_clk, "bus-mmc", "ahb0",
729 0x580, BIT(8), 0);
730 static SUNXI_CCU_GATE(bus_nand0_clk, "bus-nand0", "ahb0",
731 0x580, BIT(12), 0);
732 static SUNXI_CCU_GATE(bus_nand1_clk, "bus-nand1", "ahb0",
733 0x580, BIT(13), 0);
734 static SUNXI_CCU_GATE(bus_sdram_clk, "bus-sdram", "ahb0",
735 0x580, BIT(14), 0);
736 static SUNXI_CCU_GATE(bus_mipi_hsi_clk, "bus-mipi-hsi", "ahb0",
737 0x580, BIT(15), 0);
738 static SUNXI_CCU_GATE(bus_sata_clk, "bus-sata", "ahb0",
739 0x580, BIT(16), 0);
740 static SUNXI_CCU_GATE(bus_ts_clk, "bus-ts", "ahb0",
741 0x580, BIT(18), 0);
742 static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb0",
743 0x580, BIT(20), 0);
744 static SUNXI_CCU_GATE(bus_spi1_clk, "bus-spi1", "ahb0",
745 0x580, BIT(21), 0);
746 static SUNXI_CCU_GATE(bus_spi2_clk, "bus-spi2", "ahb0",
747 0x580, BIT(22), 0);
748 static SUNXI_CCU_GATE(bus_spi3_clk, "bus-spi3", "ahb0",
749 0x580, BIT(23), 0);
750
751 /* AHB1 bus gates */
752 static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb1",
753 0x584, BIT(0), 0);
754 static SUNXI_CCU_GATE(bus_usb_clk, "bus-usb", "ahb1",
755 0x584, BIT(1), 0);
756 static SUNXI_CCU_GATE(bus_gmac_clk, "bus-gmac", "ahb1",
757 0x584, BIT(17), 0);
758 static SUNXI_CCU_GATE(bus_msgbox_clk, "bus-msgbox", "ahb1",
759 0x584, BIT(21), 0);
760 static SUNXI_CCU_GATE(bus_spinlock_clk, "bus-spinlock", "ahb1",
761 0x584, BIT(22), 0);
762 static SUNXI_CCU_GATE(bus_hstimer_clk, "bus-hstimer", "ahb1",
763 0x584, BIT(23), 0);
764 static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "ahb1",
765 0x584, BIT(24), 0);
766
767 /* AHB2 bus gates */
768 static SUNXI_CCU_GATE(bus_lcd0_clk, "bus-lcd0", "ahb2",
769 0x588, BIT(0), 0);
770 static SUNXI_CCU_GATE(bus_lcd1_clk, "bus-lcd1", "ahb2",
771 0x588, BIT(1), 0);
772 static SUNXI_CCU_GATE(bus_edp_clk, "bus-edp", "ahb2",
773 0x588, BIT(2), 0);
774 static SUNXI_CCU_GATE(bus_csi_clk, "bus-csi", "ahb2",
775 0x588, BIT(4), 0);
776 static SUNXI_CCU_GATE(bus_hdmi_clk, "bus-hdmi", "ahb2",
777 0x588, BIT(5), 0);
778 static SUNXI_CCU_GATE(bus_de_clk, "bus-de", "ahb2",
779 0x588, BIT(7), 0);
780 static SUNXI_CCU_GATE(bus_mp_clk, "bus-mp", "ahb2",
781 0x588, BIT(8), 0);
782 static SUNXI_CCU_GATE(bus_mipi_dsi_clk, "bus-mipi-dsi", "ahb2",
783 0x588, BIT(11), 0);
784
785 /* APB0 bus gates */
786 static SUNXI_CCU_GATE(bus_spdif_clk, "bus-spdif", "apb0",
787 0x590, BIT(1), 0);
788 static SUNXI_CCU_GATE(bus_pio_clk, "bus-pio", "apb0",
789 0x590, BIT(5), 0);
790 static SUNXI_CCU_GATE(bus_ac97_clk, "bus-ac97", "apb0",
791 0x590, BIT(11), 0);
792 static SUNXI_CCU_GATE(bus_i2s0_clk, "bus-i2s0", "apb0",
793 0x590, BIT(12), 0);
794 static SUNXI_CCU_GATE(bus_i2s1_clk, "bus-i2s1", "apb0",
795 0x590, BIT(13), 0);
796 static SUNXI_CCU_GATE(bus_lradc_clk, "bus-lradc", "apb0",
797 0x590, BIT(15), 0);
798 static SUNXI_CCU_GATE(bus_gpadc_clk, "bus-gpadc", "apb0",
799 0x590, BIT(17), 0);
800 static SUNXI_CCU_GATE(bus_twd_clk, "bus-twd", "apb0",
801 0x590, BIT(18), 0);
802 static SUNXI_CCU_GATE(bus_cir_tx_clk, "bus-cir-tx", "apb0",
803 0x590, BIT(19), 0);
804
805 /* APB1 bus gates */
806 static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb1",
807 0x594, BIT(0), 0);
808 static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb1",
809 0x594, BIT(1), 0);
810 static SUNXI_CCU_GATE(bus_i2c2_clk, "bus-i2c2", "apb1",
811 0x594, BIT(2), 0);
812 static SUNXI_CCU_GATE(bus_i2c3_clk, "bus-i2c3", "apb1",
813 0x594, BIT(3), 0);
814 static SUNXI_CCU_GATE(bus_i2c4_clk, "bus-i2c4", "apb1",
815 0x594, BIT(4), 0);
816 static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb1",
817 0x594, BIT(16), 0);
818 static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb1",
819 0x594, BIT(17), 0);
820 static SUNXI_CCU_GATE(bus_uart2_clk, "bus-uart2", "apb1",
821 0x594, BIT(18), 0);
822 static SUNXI_CCU_GATE(bus_uart3_clk, "bus-uart3", "apb1",
823 0x594, BIT(19), 0);
824 static SUNXI_CCU_GATE(bus_uart4_clk, "bus-uart4", "apb1",
825 0x594, BIT(20), 0);
826 static SUNXI_CCU_GATE(bus_uart5_clk, "bus-uart5", "apb1",
827 0x594, BIT(21), 0);
828
829 static struct ccu_common *sun9i_a80_ccu_clks[] = {
830 &pll_c0cpux_clk.common,
831 &pll_c1cpux_clk.common,
832 &pll_audio_clk.common,
833 &pll_periph0_clk.common,
834 &pll_ve_clk.common,
835 &pll_ddr_clk.common,
836 &pll_video0_clk.common,
837 &pll_video1_clk.common,
838 &pll_gpu_clk.common,
839 &pll_de_clk.common,
840 &pll_isp_clk.common,
841 &pll_periph1_clk.common,
842 &c0cpux_clk.common,
843 &c1cpux_clk.common,
844 &atb0_clk.common,
845 &axi0_clk.common,
846 &atb1_clk.common,
847 &axi1_clk.common,
848 >bus_clk.common,
849 &ahb0_clk.common,
850 &ahb1_clk.common,
851 &ahb2_clk.common,
852 &apb0_clk.common,
853 &apb1_clk.common,
854 &cci400_clk.common,
855 &ats_clk.common,
856 &trace_clk.common,
857
858 &out_a_clk.common,
859 &out_b_clk.common,
860
861 /* module clocks */
862 &nand0_0_clk.common,
863 &nand0_1_clk.common,
864 &nand1_0_clk.common,
865 &nand1_1_clk.common,
866 &mmc0_clk.common,
867 &mmc0_sample_clk.common,
868 &mmc0_output_clk.common,
869 &mmc1_clk.common,
870 &mmc1_sample_clk.common,
871 &mmc1_output_clk.common,
872 &mmc2_clk.common,
873 &mmc2_sample_clk.common,
874 &mmc2_output_clk.common,
875 &mmc3_clk.common,
876 &mmc3_sample_clk.common,
877 &mmc3_output_clk.common,
878 &ts_clk.common,
879 &ss_clk.common,
880 &spi0_clk.common,
881 &spi1_clk.common,
882 &spi2_clk.common,
883 &spi3_clk.common,
884 &i2s0_clk.common,
885 &i2s1_clk.common,
886 &spdif_clk.common,
887 &sdram_clk.common,
888 &de_clk.common,
889 &edp_clk.common,
890 &mp_clk.common,
891 &lcd0_clk.common,
892 &lcd1_clk.common,
893 &mipi_dsi0_clk.common,
894 &mipi_dsi1_clk.common,
895 &hdmi_clk.common,
896 &hdmi_slow_clk.common,
897 &mipi_csi_clk.common,
898 &csi_isp_clk.common,
899 &csi_misc_clk.common,
900 &csi0_mclk_clk.common,
901 &csi1_mclk_clk.common,
902 &fd_clk.common,
903 &ve_clk.common,
904 &avs_clk.common,
905 &gpu_core_clk.common,
906 &gpu_memory_clk.common,
907 &gpu_axi_clk.common,
908 &sata_clk.common,
909 &ac97_clk.common,
910 &mipi_hsi_clk.common,
911 &gpadc_clk.common,
912 &cir_tx_clk.common,
913
914 /* AHB0 bus gates */
915 &bus_fd_clk.common,
916 &bus_ve_clk.common,
917 &bus_gpu_ctrl_clk.common,
918 &bus_ss_clk.common,
919 &bus_mmc_clk.common,
920 &bus_nand0_clk.common,
921 &bus_nand1_clk.common,
922 &bus_sdram_clk.common,
923 &bus_mipi_hsi_clk.common,
924 &bus_sata_clk.common,
925 &bus_ts_clk.common,
926 &bus_spi0_clk.common,
927 &bus_spi1_clk.common,
928 &bus_spi2_clk.common,
929 &bus_spi3_clk.common,
930
931 /* AHB1 bus gates */
932 &bus_otg_clk.common,
933 &bus_usb_clk.common,
934 &bus_gmac_clk.common,
935 &bus_msgbox_clk.common,
936 &bus_spinlock_clk.common,
937 &bus_hstimer_clk.common,
938 &bus_dma_clk.common,
939
940 /* AHB2 bus gates */
941 &bus_lcd0_clk.common,
942 &bus_lcd1_clk.common,
943 &bus_edp_clk.common,
944 &bus_csi_clk.common,
945 &bus_hdmi_clk.common,
946 &bus_de_clk.common,
947 &bus_mp_clk.common,
948 &bus_mipi_dsi_clk.common,
949
950 /* APB0 bus gates */
951 &bus_spdif_clk.common,
952 &bus_pio_clk.common,
953 &bus_ac97_clk.common,
954 &bus_i2s0_clk.common,
955 &bus_i2s1_clk.common,
956 &bus_lradc_clk.common,
957 &bus_gpadc_clk.common,
958 &bus_twd_clk.common,
959 &bus_cir_tx_clk.common,
960
961 /* APB1 bus gates */
962 &bus_i2c0_clk.common,
963 &bus_i2c1_clk.common,
964 &bus_i2c2_clk.common,
965 &bus_i2c3_clk.common,
966 &bus_i2c4_clk.common,
967 &bus_uart0_clk.common,
968 &bus_uart1_clk.common,
969 &bus_uart2_clk.common,
970 &bus_uart3_clk.common,
971 &bus_uart4_clk.common,
972 &bus_uart5_clk.common,
973 };
974
975 static struct clk_hw_onecell_data sun9i_a80_hw_clks = {
976 .hws = {
977 [CLK_PLL_C0CPUX] = &pll_c0cpux_clk.common.hw,
978 [CLK_PLL_C1CPUX] = &pll_c1cpux_clk.common.hw,
979 [CLK_PLL_AUDIO] = &pll_audio_clk.common.hw,
980 [CLK_PLL_PERIPH0] = &pll_periph0_clk.common.hw,
981 [CLK_PLL_VE] = &pll_ve_clk.common.hw,
982 [CLK_PLL_DDR] = &pll_ddr_clk.common.hw,
983 [CLK_PLL_VIDEO0] = &pll_video0_clk.common.hw,
984 [CLK_PLL_VIDEO1] = &pll_video1_clk.common.hw,
985 [CLK_PLL_GPU] = &pll_gpu_clk.common.hw,
986 [CLK_PLL_DE] = &pll_de_clk.common.hw,
987 [CLK_PLL_ISP] = &pll_isp_clk.common.hw,
988 [CLK_PLL_PERIPH1] = &pll_periph1_clk.common.hw,
989 [CLK_C0CPUX] = &c0cpux_clk.common.hw,
990 [CLK_C1CPUX] = &c1cpux_clk.common.hw,
991 [CLK_ATB0] = &atb0_clk.common.hw,
992 [CLK_AXI0] = &axi0_clk.common.hw,
993 [CLK_ATB1] = &atb1_clk.common.hw,
994 [CLK_AXI1] = &axi1_clk.common.hw,
995 [CLK_GTBUS] = >bus_clk.common.hw,
996 [CLK_AHB0] = &ahb0_clk.common.hw,
997 [CLK_AHB1] = &ahb1_clk.common.hw,
998 [CLK_AHB2] = &ahb2_clk.common.hw,
999 [CLK_APB0] = &apb0_clk.common.hw,
1000 [CLK_APB1] = &apb1_clk.common.hw,
1001 [CLK_CCI400] = &cci400_clk.common.hw,
1002 [CLK_ATS] = &ats_clk.common.hw,
1003 [CLK_TRACE] = &trace_clk.common.hw,
1004
1005 [CLK_OUT_A] = &out_a_clk.common.hw,
1006 [CLK_OUT_B] = &out_b_clk.common.hw,
1007
1008 [CLK_NAND0_0] = &nand0_0_clk.common.hw,
1009 [CLK_NAND0_1] = &nand0_1_clk.common.hw,
1010 [CLK_NAND1_0] = &nand1_0_clk.common.hw,
1011 [CLK_NAND1_1] = &nand1_1_clk.common.hw,
1012 [CLK_MMC0] = &mmc0_clk.common.hw,
1013 [CLK_MMC0_SAMPLE] = &mmc0_sample_clk.common.hw,
1014 [CLK_MMC0_OUTPUT] = &mmc0_output_clk.common.hw,
1015 [CLK_MMC1] = &mmc1_clk.common.hw,
1016 [CLK_MMC1_SAMPLE] = &mmc1_sample_clk.common.hw,
1017 [CLK_MMC1_OUTPUT] = &mmc1_output_clk.common.hw,
1018 [CLK_MMC2] = &mmc2_clk.common.hw,
1019 [CLK_MMC2_SAMPLE] = &mmc2_sample_clk.common.hw,
1020 [CLK_MMC2_OUTPUT] = &mmc2_output_clk.common.hw,
1021 [CLK_MMC3] = &mmc3_clk.common.hw,
1022 [CLK_MMC3_SAMPLE] = &mmc3_sample_clk.common.hw,
1023 [CLK_MMC3_OUTPUT] = &mmc3_output_clk.common.hw,
1024 [CLK_TS] = &ts_clk.common.hw,
1025 [CLK_SS] = &ss_clk.common.hw,
1026 [CLK_SPI0] = &spi0_clk.common.hw,
1027 [CLK_SPI1] = &spi1_clk.common.hw,
1028 [CLK_SPI2] = &spi2_clk.common.hw,
1029 [CLK_SPI3] = &spi3_clk.common.hw,
1030 [CLK_I2S0] = &i2s0_clk.common.hw,
1031 [CLK_I2S1] = &i2s1_clk.common.hw,
1032 [CLK_SPDIF] = &spdif_clk.common.hw,
1033 [CLK_SDRAM] = &sdram_clk.common.hw,
1034 [CLK_DE] = &de_clk.common.hw,
1035 [CLK_EDP] = &edp_clk.common.hw,
1036 [CLK_MP] = &mp_clk.common.hw,
1037 [CLK_LCD0] = &lcd0_clk.common.hw,
1038 [CLK_LCD1] = &lcd1_clk.common.hw,
1039 [CLK_MIPI_DSI0] = &mipi_dsi0_clk.common.hw,
1040 [CLK_MIPI_DSI1] = &mipi_dsi1_clk.common.hw,
1041 [CLK_HDMI] = &hdmi_clk.common.hw,
1042 [CLK_HDMI_SLOW] = &hdmi_slow_clk.common.hw,
1043 [CLK_MIPI_CSI] = &mipi_csi_clk.common.hw,
1044 [CLK_CSI_ISP] = &csi_isp_clk.common.hw,
1045 [CLK_CSI_MISC] = &csi_misc_clk.common.hw,
1046 [CLK_CSI0_MCLK] = &csi0_mclk_clk.common.hw,
1047 [CLK_CSI1_MCLK] = &csi1_mclk_clk.common.hw,
1048 [CLK_FD] = &fd_clk.common.hw,
1049 [CLK_VE] = &ve_clk.common.hw,
1050 [CLK_AVS] = &avs_clk.common.hw,
1051 [CLK_GPU_CORE] = &gpu_core_clk.common.hw,
1052 [CLK_GPU_MEMORY] = &gpu_memory_clk.common.hw,
1053 [CLK_GPU_AXI] = &gpu_axi_clk.common.hw,
1054 [CLK_SATA] = &sata_clk.common.hw,
1055 [CLK_AC97] = &ac97_clk.common.hw,
1056 [CLK_MIPI_HSI] = &mipi_hsi_clk.common.hw,
1057 [CLK_GPADC] = &gpadc_clk.common.hw,
1058 [CLK_CIR_TX] = &cir_tx_clk.common.hw,
1059
1060 [CLK_BUS_FD] = &bus_fd_clk.common.hw,
1061 [CLK_BUS_VE] = &bus_ve_clk.common.hw,
1062 [CLK_BUS_GPU_CTRL] = &bus_gpu_ctrl_clk.common.hw,
1063 [CLK_BUS_SS] = &bus_ss_clk.common.hw,
1064 [CLK_BUS_MMC] = &bus_mmc_clk.common.hw,
1065 [CLK_BUS_NAND0] = &bus_nand0_clk.common.hw,
1066 [CLK_BUS_NAND1] = &bus_nand1_clk.common.hw,
1067 [CLK_BUS_SDRAM] = &bus_sdram_clk.common.hw,
1068 [CLK_BUS_MIPI_HSI] = &bus_mipi_hsi_clk.common.hw,
1069 [CLK_BUS_SATA] = &bus_sata_clk.common.hw,
1070 [CLK_BUS_TS] = &bus_ts_clk.common.hw,
1071 [CLK_BUS_SPI0] = &bus_spi0_clk.common.hw,
1072 [CLK_BUS_SPI1] = &bus_spi1_clk.common.hw,
1073 [CLK_BUS_SPI2] = &bus_spi2_clk.common.hw,
1074 [CLK_BUS_SPI3] = &bus_spi3_clk.common.hw,
1075
1076 [CLK_BUS_OTG] = &bus_otg_clk.common.hw,
1077 [CLK_BUS_USB] = &bus_usb_clk.common.hw,
1078 [CLK_BUS_GMAC] = &bus_gmac_clk.common.hw,
1079 [CLK_BUS_MSGBOX] = &bus_msgbox_clk.common.hw,
1080 [CLK_BUS_SPINLOCK] = &bus_spinlock_clk.common.hw,
1081 [CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw,
1082 [CLK_BUS_DMA] = &bus_dma_clk.common.hw,
1083
1084 [CLK_BUS_LCD0] = &bus_lcd0_clk.common.hw,
1085 [CLK_BUS_LCD1] = &bus_lcd1_clk.common.hw,
1086 [CLK_BUS_EDP] = &bus_edp_clk.common.hw,
1087 [CLK_BUS_CSI] = &bus_csi_clk.common.hw,
1088 [CLK_BUS_HDMI] = &bus_hdmi_clk.common.hw,
1089 [CLK_BUS_DE] = &bus_de_clk.common.hw,
1090 [CLK_BUS_MP] = &bus_mp_clk.common.hw,
1091 [CLK_BUS_MIPI_DSI] = &bus_mipi_dsi_clk.common.hw,
1092
1093 [CLK_BUS_SPDIF] = &bus_spdif_clk.common.hw,
1094 [CLK_BUS_PIO] = &bus_pio_clk.common.hw,
1095 [CLK_BUS_AC97] = &bus_ac97_clk.common.hw,
1096 [CLK_BUS_I2S0] = &bus_i2s0_clk.common.hw,
1097 [CLK_BUS_I2S1] = &bus_i2s1_clk.common.hw,
1098 [CLK_BUS_LRADC] = &bus_lradc_clk.common.hw,
1099 [CLK_BUS_GPADC] = &bus_gpadc_clk.common.hw,
1100 [CLK_BUS_TWD] = &bus_twd_clk.common.hw,
1101 [CLK_BUS_CIR_TX] = &bus_cir_tx_clk.common.hw,
1102
1103 [CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw,
1104 [CLK_BUS_I2C1] = &bus_i2c1_clk.common.hw,
1105 [CLK_BUS_I2C2] = &bus_i2c2_clk.common.hw,
1106 [CLK_BUS_I2C3] = &bus_i2c3_clk.common.hw,
1107 [CLK_BUS_I2C4] = &bus_i2c4_clk.common.hw,
1108 [CLK_BUS_UART0] = &bus_uart0_clk.common.hw,
1109 [CLK_BUS_UART1] = &bus_uart1_clk.common.hw,
1110 [CLK_BUS_UART2] = &bus_uart2_clk.common.hw,
1111 [CLK_BUS_UART3] = &bus_uart3_clk.common.hw,
1112 [CLK_BUS_UART4] = &bus_uart4_clk.common.hw,
1113 [CLK_BUS_UART5] = &bus_uart5_clk.common.hw,
1114 },
1115 .num = CLK_NUMBER,
1116 };
1117
1118 static struct ccu_reset_map sun9i_a80_ccu_resets[] = {
1119 /* AHB0 reset controls */
1120 [RST_BUS_FD] = { 0x5a0, BIT(0) },
1121 [RST_BUS_VE] = { 0x5a0, BIT(1) },
1122 [RST_BUS_GPU_CTRL] = { 0x5a0, BIT(3) },
1123 [RST_BUS_SS] = { 0x5a0, BIT(5) },
1124 [RST_BUS_MMC] = { 0x5a0, BIT(8) },
1125 [RST_BUS_NAND0] = { 0x5a0, BIT(12) },
1126 [RST_BUS_NAND1] = { 0x5a0, BIT(13) },
1127 [RST_BUS_SDRAM] = { 0x5a0, BIT(14) },
1128 [RST_BUS_SATA] = { 0x5a0, BIT(16) },
1129 [RST_BUS_TS] = { 0x5a0, BIT(18) },
1130 [RST_BUS_SPI0] = { 0x5a0, BIT(20) },
1131 [RST_BUS_SPI1] = { 0x5a0, BIT(21) },
1132 [RST_BUS_SPI2] = { 0x5a0, BIT(22) },
1133 [RST_BUS_SPI3] = { 0x5a0, BIT(23) },
1134
1135 /* AHB1 reset controls */
1136 [RST_BUS_OTG] = { 0x5a4, BIT(0) },
1137 [RST_BUS_OTG_PHY] = { 0x5a4, BIT(1) },
1138 [RST_BUS_MIPI_HSI] = { 0x5a4, BIT(9) },
1139 [RST_BUS_GMAC] = { 0x5a4, BIT(17) },
1140 [RST_BUS_MSGBOX] = { 0x5a4, BIT(21) },
1141 [RST_BUS_SPINLOCK] = { 0x5a4, BIT(22) },
1142 [RST_BUS_HSTIMER] = { 0x5a4, BIT(23) },
1143 [RST_BUS_DMA] = { 0x5a4, BIT(24) },
1144
1145 /* AHB2 reset controls */
1146 [RST_BUS_LCD0] = { 0x5a8, BIT(0) },
1147 [RST_BUS_LCD1] = { 0x5a8, BIT(1) },
1148 [RST_BUS_EDP] = { 0x5a8, BIT(2) },
1149 [RST_BUS_LVDS] = { 0x5a8, BIT(3) },
1150 [RST_BUS_CSI] = { 0x5a8, BIT(4) },
1151 [RST_BUS_HDMI0] = { 0x5a8, BIT(5) },
1152 [RST_BUS_HDMI1] = { 0x5a8, BIT(6) },
1153 [RST_BUS_DE] = { 0x5a8, BIT(7) },
1154 [RST_BUS_MP] = { 0x5a8, BIT(8) },
1155 [RST_BUS_GPU] = { 0x5a8, BIT(9) },
1156 [RST_BUS_MIPI_DSI] = { 0x5a8, BIT(11) },
1157
1158 /* APB0 reset controls */
1159 [RST_BUS_SPDIF] = { 0x5b0, BIT(1) },
1160 [RST_BUS_AC97] = { 0x5b0, BIT(11) },
1161 [RST_BUS_I2S0] = { 0x5b0, BIT(12) },
1162 [RST_BUS_I2S1] = { 0x5b0, BIT(13) },
1163 [RST_BUS_LRADC] = { 0x5b0, BIT(15) },
1164 [RST_BUS_GPADC] = { 0x5b0, BIT(17) },
1165 [RST_BUS_CIR_TX] = { 0x5b0, BIT(19) },
1166
1167 /* APB1 reset controls */
1168 [RST_BUS_I2C0] = { 0x5b4, BIT(0) },
1169 [RST_BUS_I2C1] = { 0x5b4, BIT(1) },
1170 [RST_BUS_I2C2] = { 0x5b4, BIT(2) },
1171 [RST_BUS_I2C3] = { 0x5b4, BIT(3) },
1172 [RST_BUS_I2C4] = { 0x5b4, BIT(4) },
1173 [RST_BUS_UART0] = { 0x5b4, BIT(16) },
1174 [RST_BUS_UART1] = { 0x5b4, BIT(17) },
1175 [RST_BUS_UART2] = { 0x5b4, BIT(18) },
1176 [RST_BUS_UART3] = { 0x5b4, BIT(19) },
1177 [RST_BUS_UART4] = { 0x5b4, BIT(20) },
1178 [RST_BUS_UART5] = { 0x5b4, BIT(21) },
1179 };
1180
1181 static const struct sunxi_ccu_desc sun9i_a80_ccu_desc = {
1182 .ccu_clks = sun9i_a80_ccu_clks,
1183 .num_ccu_clks = ARRAY_SIZE(sun9i_a80_ccu_clks),
1184
1185 .hw_clks = &sun9i_a80_hw_clks,
1186
1187 .resets = sun9i_a80_ccu_resets,
1188 .num_resets = ARRAY_SIZE(sun9i_a80_ccu_resets),
1189 };
1190
1191 #define SUN9I_A80_PLL_P_SHIFT 16
1192 #define SUN9I_A80_PLL_N_SHIFT 8
1193 #define SUN9I_A80_PLL_N_WIDTH 8
1194
sun9i_a80_cpu_pll_fixup(void __iomem * reg)1195 static void sun9i_a80_cpu_pll_fixup(void __iomem *reg)
1196 {
1197 u32 val = readl(reg);
1198
1199 /* bail out if P divider is not used */
1200 if (!(val & BIT(SUN9I_A80_PLL_P_SHIFT)))
1201 return;
1202
1203 /*
1204 * If P is used, output should be less than 288 MHz. When we
1205 * set P to 1, we should also decrease the multiplier so the
1206 * output doesn't go out of range, but not too much such that
1207 * the multiplier stays above 12, the minimal operation value.
1208 *
1209 * To keep it simple, set the multiplier to 17, the reset value.
1210 */
1211 val &= ~GENMASK(SUN9I_A80_PLL_N_SHIFT + SUN9I_A80_PLL_N_WIDTH - 1,
1212 SUN9I_A80_PLL_N_SHIFT);
1213 val |= 17 << SUN9I_A80_PLL_N_SHIFT;
1214
1215 /* And clear P */
1216 val &= ~BIT(SUN9I_A80_PLL_P_SHIFT);
1217
1218 writel(val, reg);
1219 }
1220
sun9i_a80_ccu_probe(struct platform_device * pdev)1221 static int sun9i_a80_ccu_probe(struct platform_device *pdev)
1222 {
1223 struct resource *res;
1224 void __iomem *reg;
1225 u32 val;
1226
1227 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
1228 reg = devm_ioremap_resource(&pdev->dev, res);
1229 if (IS_ERR(reg))
1230 return PTR_ERR(reg);
1231
1232 /* Enforce d1 = 0, d2 = 0 for Audio PLL */
1233 val = readl(reg + SUN9I_A80_PLL_AUDIO_REG);
1234 val &= ~(BIT(16) | BIT(18));
1235 writel(val, reg + SUN9I_A80_PLL_AUDIO_REG);
1236
1237 /* Enforce P = 1 for both CPU cluster PLLs */
1238 sun9i_a80_cpu_pll_fixup(reg + SUN9I_A80_PLL_C0CPUX_REG);
1239 sun9i_a80_cpu_pll_fixup(reg + SUN9I_A80_PLL_C1CPUX_REG);
1240
1241 return sunxi_ccu_probe(pdev->dev.of_node, reg, &sun9i_a80_ccu_desc);
1242 }
1243
1244 static const struct of_device_id sun9i_a80_ccu_ids[] = {
1245 { .compatible = "allwinner,sun9i-a80-ccu" },
1246 { }
1247 };
1248
1249 static struct platform_driver sun9i_a80_ccu_driver = {
1250 .probe = sun9i_a80_ccu_probe,
1251 .driver = {
1252 .name = "sun9i-a80-ccu",
1253 .of_match_table = sun9i_a80_ccu_ids,
1254 },
1255 };
1256 builtin_platform_driver(sun9i_a80_ccu_driver);
1257