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Merge tag 'trace-v5.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt...
[linux/fpc-iii.git] / drivers / clk / sunxi-ng / ccu-sun8i-r40.c
blob84153418453f41fa504ac2d3318646bf3997a073
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (c) 2017 Icenowy Zheng <icenowy@aosc.io>
4 */
5
6 #include <linux/clk-provider.h>
7 #include <linux/io.h>
8 #include <linux/platform_device.h>
9 #include <linux/regmap.h>
10
11 #include "ccu_common.h"
12 #include "ccu_reset.h"
13
14 #include "ccu_div.h"
15 #include "ccu_gate.h"
16 #include "ccu_mp.h"
17 #include "ccu_mult.h"
18 #include "ccu_nk.h"
19 #include "ccu_nkm.h"
20 #include "ccu_nkmp.h"
21 #include "ccu_nm.h"
22 #include "ccu_phase.h"
23
24 #include "ccu-sun8i-r40.h"
25
26 /* TODO: The result of N*K is required to be in [10, 88] range. */
27 static struct ccu_nkmp pll_cpu_clk = {
28 .enable = BIT(31),
29 .lock = BIT(28),
30 .n = _SUNXI_CCU_MULT(8, 5),
31 .k = _SUNXI_CCU_MULT(4, 2),
32 .m = _SUNXI_CCU_DIV(0, 2),
33 .p = _SUNXI_CCU_DIV_MAX(16, 2, 4),
34 .common = {
35 .reg = 0x000,
36 .hw.init = CLK_HW_INIT("pll-cpu",
37 "osc24M",
38 &ccu_nkmp_ops,
39 CLK_SET_RATE_UNGATE),
40 },
41 };
42
43 /*
44 * The Audio PLL is supposed to have 4 outputs: 3 fixed factors from
45 * the base (2x, 4x and 8x), and one variable divider (the one true
46 * pll audio).
47 *
48 * With sigma-delta modulation for fractional-N on the audio PLL,
49 * we have to use specific dividers. This means the variable divider
50 * can no longer be used, as the audio codec requests the exact clock
51 * rates we support through this mechanism. So we now hard code the
52 * variable divider to 1. This means the clock rates will no longer
53 * match the clock names.
54 */
55 #define SUN8I_R40_PLL_AUDIO_REG 0x008
56
57 static struct ccu_sdm_setting pll_audio_sdm_table[] = {
58 { .rate = 22579200, .pattern = 0xc0010d84, .m = 8, .n = 7 },
59 { .rate = 24576000, .pattern = 0xc000ac02, .m = 14, .n = 14 },
60 };
61
62 static SUNXI_CCU_NM_WITH_SDM_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
63 "osc24M", 0x008,
64 8, 7, /* N */
65 0, 5, /* M */
66 pll_audio_sdm_table, BIT(24),
67 0x284, BIT(31),
68 BIT(31), /* gate */
69 BIT(28), /* lock */
70 CLK_SET_RATE_UNGATE);
71
72 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video0_clk, "pll-video0",
73 "osc24M", 0x0010,
74 192000000, /* Minimum rate */
75 1008000000, /* Maximum rate */
76 8, 7, /* N */
77 0, 4, /* M */
78 BIT(24), /* frac enable */
79 BIT(25), /* frac select */
80 270000000, /* frac rate 0 */
81 297000000, /* frac rate 1 */
82 BIT(31), /* gate */
83 BIT(28), /* lock */
84 CLK_SET_RATE_UNGATE);
85
86 /* TODO: The result of N/M is required to be in [8, 25] range. */
87 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve",
88 "osc24M", 0x0018,
89 8, 7, /* N */
90 0, 4, /* M */
91 BIT(24), /* frac enable */
92 BIT(25), /* frac select */
93 270000000, /* frac rate 0 */
94 297000000, /* frac rate 1 */
95 BIT(31), /* gate */
96 BIT(28), /* lock */
97 CLK_SET_RATE_UNGATE);
98
99 /* TODO: The result of N*K is required to be in [10, 77] range. */
100 static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr0_clk, "pll-ddr0",
101 "osc24M", 0x020,
102 8, 5, /* N */
103 4, 2, /* K */
104 0, 2, /* M */
105 BIT(31), /* gate */
106 BIT(28), /* lock */
107 CLK_SET_RATE_UNGATE);
108
109 /* TODO: The result of N*K is required to be in [21, 58] range. */
110 static struct ccu_nk pll_periph0_clk = {
111 .enable = BIT(31),
112 .lock = BIT(28),
113 .n = _SUNXI_CCU_MULT(8, 5),
114 .k = _SUNXI_CCU_MULT(4, 2),
115 .fixed_post_div = 2,
116 .common = {
117 .reg = 0x028,
118 .features = CCU_FEATURE_FIXED_POSTDIV,
119 .hw.init = CLK_HW_INIT("pll-periph0", "osc24M",
120 &ccu_nk_ops,
121 CLK_SET_RATE_UNGATE),
122 },
123 };
124
125 static struct ccu_div pll_periph0_sata_clk = {
126 .enable = BIT(24),
127 .div = _SUNXI_CCU_DIV(0, 2),
128 /*
129 * The formula of pll-periph0 (1x) is 24MHz*N*K/2, and the formula
130 * of pll-periph0-sata is 24MHz*N*K/M/6, so the postdiv here is
131 * 6/2 = 3.
132 */
133 .fixed_post_div = 3,
134 .common = {
135 .reg = 0x028,
136 .features = CCU_FEATURE_FIXED_POSTDIV,
137 .hw.init = CLK_HW_INIT("pll-periph0-sata",
138 "pll-periph0",
139 &ccu_div_ops, 0),
140 },
141 };
142
143 /* TODO: The result of N*K is required to be in [21, 58] range. */
144 static struct ccu_nk pll_periph1_clk = {
145 .enable = BIT(31),
146 .lock = BIT(28),
147 .n = _SUNXI_CCU_MULT(8, 5),
148 .k = _SUNXI_CCU_MULT(4, 2),
149 .fixed_post_div = 2,
150 .common = {
151 .reg = 0x02c,
152 .features = CCU_FEATURE_FIXED_POSTDIV,
153 .hw.init = CLK_HW_INIT("pll-periph1", "osc24M",
154 &ccu_nk_ops,
155 CLK_SET_RATE_UNGATE),
156 },
157 };
158
159 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video1_clk, "pll-video1",
160 "osc24M", 0x030,
161 192000000, /* Minimum rate */
162 1008000000, /* Maximum rate */
163 8, 7, /* N */
164 0, 4, /* M */
165 BIT(24), /* frac enable */
166 BIT(25), /* frac select */
167 270000000, /* frac rate 0 */
168 297000000, /* frac rate 1 */
169 BIT(31), /* gate */
170 BIT(28), /* lock */
171 CLK_SET_RATE_UNGATE);
172
173 static struct ccu_nkm pll_sata_clk = {
174 .enable = BIT(31),
175 .lock = BIT(28),
176 .n = _SUNXI_CCU_MULT(8, 5),
177 .k = _SUNXI_CCU_MULT(4, 2),
178 .m = _SUNXI_CCU_DIV(0, 2),
179 .fixed_post_div = 6,
180 .common = {
181 .reg = 0x034,
182 .features = CCU_FEATURE_FIXED_POSTDIV,
183 .hw.init = CLK_HW_INIT("pll-sata", "osc24M",
184 &ccu_nkm_ops,
185 CLK_SET_RATE_UNGATE),
186 },
187 };
188
189 static const char * const pll_sata_out_parents[] = { "pll-sata",
190 "pll-periph0-sata" };
191 static SUNXI_CCU_MUX_WITH_GATE(pll_sata_out_clk, "pll-sata-out",
192 pll_sata_out_parents, 0x034,
193 30, 1, /* mux */
194 BIT(14), /* gate */
195 CLK_SET_RATE_PARENT);
196
197 /* TODO: The result of N/M is required to be in [8, 25] range. */
198 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_gpu_clk, "pll-gpu",
199 "osc24M", 0x038,
200 8, 7, /* N */
201 0, 4, /* M */
202 BIT(24), /* frac enable */
203 BIT(25), /* frac select */
204 270000000, /* frac rate 0 */
205 297000000, /* frac rate 1 */
206 BIT(31), /* gate */
207 BIT(28), /* lock */
208 CLK_SET_RATE_UNGATE);
209
210 /*
211 * The MIPI PLL has 2 modes: "MIPI" and "HDMI".
212 *
213 * The MIPI mode is a standard NKM-style clock. The HDMI mode is an
214 * integer / fractional clock with switchable multipliers and dividers.
215 * This is not supported here. We hardcode the PLL to MIPI mode.
216 *
217 * TODO: In the MIPI mode, M/N is required to be equal or lesser than 3,
218 * which cannot be implemented now.
219 */
220 #define SUN8I_R40_PLL_MIPI_REG 0x040
221
222 static const char * const pll_mipi_parents[] = { "pll-video0" };
223 static struct ccu_nkm pll_mipi_clk = {
224 .enable = BIT(31) | BIT(23) | BIT(22),
225 .lock = BIT(28),
226 .n = _SUNXI_CCU_MULT(8, 4),
227 .k = _SUNXI_CCU_MULT_MIN(4, 2, 2),
228 .m = _SUNXI_CCU_DIV(0, 4),
229 .mux = _SUNXI_CCU_MUX(21, 1),
230 .common = {
231 .reg = 0x040,
232 .hw.init = CLK_HW_INIT_PARENTS("pll-mipi",
233 pll_mipi_parents,
234 &ccu_nkm_ops,
235 CLK_SET_RATE_UNGATE)
236 },
237 };
238
239 /* TODO: The result of N/M is required to be in [8, 25] range. */
240 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_de_clk, "pll-de",
241 "osc24M", 0x048,
242 8, 7, /* N */
243 0, 4, /* M */
244 BIT(24), /* frac enable */
245 BIT(25), /* frac select */
246 270000000, /* frac rate 0 */
247 297000000, /* frac rate 1 */
248 BIT(31), /* gate */
249 BIT(28), /* lock */
250 CLK_SET_RATE_UNGATE);
251
252 /* TODO: The N factor is required to be in [16, 75] range. */
253 static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_ddr1_clk, "pll-ddr1",
254 "osc24M", 0x04c,
255 8, 7, /* N */
256 0, 2, /* M */
257 BIT(31), /* gate */
258 BIT(28), /* lock */
259 CLK_SET_RATE_UNGATE);
260
261 static const char * const cpu_parents[] = { "osc32k", "osc24M",
262 "pll-cpu", "pll-cpu" };
263 static SUNXI_CCU_MUX(cpu_clk, "cpu", cpu_parents,
264 0x050, 16, 2, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT);
265
266 static SUNXI_CCU_M(axi_clk, "axi", "cpu", 0x050, 0, 2, 0);
267
268 static const char * const ahb1_parents[] = { "osc32k", "osc24M",
269 "axi", "pll-periph0" };
270 static const struct ccu_mux_var_prediv ahb1_predivs[] = {
271 { .index = 3, .shift = 6, .width = 2 },
272 };
273 static struct ccu_div ahb1_clk = {
274 .div = _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO),
275
276 .mux = {
277 .shift = 12,
278 .width = 2,
279
280 .var_predivs = ahb1_predivs,
281 .n_var_predivs = ARRAY_SIZE(ahb1_predivs),
282 },
283
284 .common = {
285 .reg = 0x054,
286 .features = CCU_FEATURE_VARIABLE_PREDIV,
287 .hw.init = CLK_HW_INIT_PARENTS("ahb1",
288 ahb1_parents,
289 &ccu_div_ops,
290 0),
291 },
292 };
293
294 static struct clk_div_table apb1_div_table[] = {
295 { .val = 0, .div = 2 },
296 { .val = 1, .div = 2 },
297 { .val = 2, .div = 4 },
298 { .val = 3, .div = 8 },
299 { /* Sentinel */ },
300 };
301 static SUNXI_CCU_DIV_TABLE(apb1_clk, "apb1", "ahb1",
302 0x054, 8, 2, apb1_div_table, 0);
303
304 static const char * const apb2_parents[] = { "osc32k", "osc24M",
305 "pll-periph0-2x",
306 "pll-periph0-2x" };
307 static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", apb2_parents, 0x058,
308 0, 5, /* M */
309 16, 2, /* P */
310 24, 2, /* mux */
311 0);
312
313 static SUNXI_CCU_GATE(bus_mipi_dsi_clk, "bus-mipi-dsi", "ahb1",
314 0x060, BIT(1), 0);
315 static SUNXI_CCU_GATE(bus_ce_clk, "bus-ce", "ahb1",
316 0x060, BIT(5), 0);
317 static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "ahb1",
318 0x060, BIT(6), 0);
319 static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb1",
320 0x060, BIT(8), 0);
321 static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb1",
322 0x060, BIT(9), 0);
323 static SUNXI_CCU_GATE(bus_mmc2_clk, "bus-mmc2", "ahb1",
324 0x060, BIT(10), 0);
325 static SUNXI_CCU_GATE(bus_mmc3_clk, "bus-mmc3", "ahb1",
326 0x060, BIT(11), 0);
327 static SUNXI_CCU_GATE(bus_nand_clk, "bus-nand", "ahb1",
328 0x060, BIT(13), 0);
329 static SUNXI_CCU_GATE(bus_dram_clk, "bus-dram", "ahb1",
330 0x060, BIT(14), 0);
331 static SUNXI_CCU_GATE(bus_emac_clk, "bus-emac", "ahb1",
332 0x060, BIT(17), 0);
333 static SUNXI_CCU_GATE(bus_ts_clk, "bus-ts", "ahb1",
334 0x060, BIT(18), 0);
335 static SUNXI_CCU_GATE(bus_hstimer_clk, "bus-hstimer", "ahb1",
336 0x060, BIT(19), 0);
337 static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb1",
338 0x060, BIT(20), 0);
339 static SUNXI_CCU_GATE(bus_spi1_clk, "bus-spi1", "ahb1",
340 0x060, BIT(21), 0);
341 static SUNXI_CCU_GATE(bus_spi2_clk, "bus-spi2", "ahb1",
342 0x060, BIT(22), 0);
343 static SUNXI_CCU_GATE(bus_spi3_clk, "bus-spi3", "ahb1",
344 0x060, BIT(23), 0);
345 static SUNXI_CCU_GATE(bus_sata_clk, "bus-sata", "ahb1",
346 0x060, BIT(24), 0);
347 static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb1",
348 0x060, BIT(25), 0);
349 static SUNXI_CCU_GATE(bus_ehci0_clk, "bus-ehci0", "ahb1",
350 0x060, BIT(26), 0);
351 static SUNXI_CCU_GATE(bus_ehci1_clk, "bus-ehci1", "ahb1",
352 0x060, BIT(27), 0);
353 static SUNXI_CCU_GATE(bus_ehci2_clk, "bus-ehci2", "ahb1",
354 0x060, BIT(28), 0);
355 static SUNXI_CCU_GATE(bus_ohci0_clk, "bus-ohci0", "ahb1",
356 0x060, BIT(29), 0);
357 static SUNXI_CCU_GATE(bus_ohci1_clk, "bus-ohci1", "ahb1",
358 0x060, BIT(30), 0);
359 static SUNXI_CCU_GATE(bus_ohci2_clk, "bus-ohci2", "ahb1",
360 0x060, BIT(31), 0);
361
362 static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "ahb1",
363 0x064, BIT(0), 0);
364 static SUNXI_CCU_GATE(bus_mp_clk, "bus-mp", "ahb1",
365 0x064, BIT(2), 0);
366 static SUNXI_CCU_GATE(bus_deinterlace_clk, "bus-deinterlace", "ahb1",
367 0x064, BIT(5), 0);
368 static SUNXI_CCU_GATE(bus_csi0_clk, "bus-csi0", "ahb1",
369 0x064, BIT(8), 0);
370 static SUNXI_CCU_GATE(bus_csi1_clk, "bus-csi1", "ahb1",
371 0x064, BIT(9), 0);
372 static SUNXI_CCU_GATE(bus_hdmi0_clk, "bus-hdmi0", "ahb1",
373 0x064, BIT(10), 0);
374 static SUNXI_CCU_GATE(bus_hdmi1_clk, "bus-hdmi1", "ahb1",
375 0x064, BIT(11), 0);
376 static SUNXI_CCU_GATE(bus_de_clk, "bus-de", "ahb1",
377 0x064, BIT(12), 0);
378 static SUNXI_CCU_GATE(bus_tve0_clk, "bus-tve0", "ahb1",
379 0x064, BIT(13), 0);
380 static SUNXI_CCU_GATE(bus_tve1_clk, "bus-tve1", "ahb1",
381 0x064, BIT(14), 0);
382 static SUNXI_CCU_GATE(bus_tve_top_clk, "bus-tve-top", "ahb1",
383 0x064, BIT(15), 0);
384 static SUNXI_CCU_GATE(bus_gmac_clk, "bus-gmac", "ahb1",
385 0x064, BIT(17), 0);
386 static SUNXI_CCU_GATE(bus_gpu_clk, "bus-gpu", "ahb1",
387 0x064, BIT(20), 0);
388 static SUNXI_CCU_GATE(bus_tvd0_clk, "bus-tvd0", "ahb1",
389 0x064, BIT(21), 0);
390 static SUNXI_CCU_GATE(bus_tvd1_clk, "bus-tvd1", "ahb1",
391 0x064, BIT(22), 0);
392 static SUNXI_CCU_GATE(bus_tvd2_clk, "bus-tvd2", "ahb1",
393 0x064, BIT(23), 0);
394 static SUNXI_CCU_GATE(bus_tvd3_clk, "bus-tvd3", "ahb1",
395 0x064, BIT(24), 0);
396 static SUNXI_CCU_GATE(bus_tvd_top_clk, "bus-tvd-top", "ahb1",
397 0x064, BIT(25), 0);
398 static SUNXI_CCU_GATE(bus_tcon_lcd0_clk, "bus-tcon-lcd0", "ahb1",
399 0x064, BIT(26), 0);
400 static SUNXI_CCU_GATE(bus_tcon_lcd1_clk, "bus-tcon-lcd1", "ahb1",
401 0x064, BIT(27), 0);
402 static SUNXI_CCU_GATE(bus_tcon_tv0_clk, "bus-tcon-tv0", "ahb1",
403 0x064, BIT(28), 0);
404 static SUNXI_CCU_GATE(bus_tcon_tv1_clk, "bus-tcon-tv1", "ahb1",
405 0x064, BIT(29), 0);
406 static SUNXI_CCU_GATE(bus_tcon_top_clk, "bus-tcon-top", "ahb1",
407 0x064, BIT(30), 0);
408
409 static SUNXI_CCU_GATE(bus_codec_clk, "bus-codec", "apb1",
410 0x068, BIT(0), 0);
411 static SUNXI_CCU_GATE(bus_spdif_clk, "bus-spdif", "apb1",
412 0x068, BIT(1), 0);
413 static SUNXI_CCU_GATE(bus_ac97_clk, "bus-ac97", "apb1",
414 0x068, BIT(2), 0);
415 static SUNXI_CCU_GATE(bus_pio_clk, "bus-pio", "apb1",
416 0x068, BIT(5), 0);
417 static SUNXI_CCU_GATE(bus_ir0_clk, "bus-ir0", "apb1",
418 0x068, BIT(6), 0);
419 static SUNXI_CCU_GATE(bus_ir1_clk, "bus-ir1", "apb1",
420 0x068, BIT(7), 0);
421 static SUNXI_CCU_GATE(bus_ths_clk, "bus-ths", "apb1",
422 0x068, BIT(8), 0);
423 static SUNXI_CCU_GATE(bus_keypad_clk, "bus-keypad", "apb1",
424 0x068, BIT(10), 0);
425 static SUNXI_CCU_GATE(bus_i2s0_clk, "bus-i2s0", "apb1",
426 0x068, BIT(12), 0);
427 static SUNXI_CCU_GATE(bus_i2s1_clk, "bus-i2s1", "apb1",
428 0x068, BIT(13), 0);
429 static SUNXI_CCU_GATE(bus_i2s2_clk, "bus-i2s2", "apb1",
430 0x068, BIT(14), 0);
431
432 static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb2",
433 0x06c, BIT(0), 0);
434 static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb2",
435 0x06c, BIT(1), 0);
436 static SUNXI_CCU_GATE(bus_i2c2_clk, "bus-i2c2", "apb2",
437 0x06c, BIT(2), 0);
438 static SUNXI_CCU_GATE(bus_i2c3_clk, "bus-i2c3", "apb2",
439 0x06c, BIT(3), 0);
440 /*
441 * In datasheet here's "Reserved", however the gate exists in BSP soucre
442 * code.
443 */
444 static SUNXI_CCU_GATE(bus_can_clk, "bus-can", "apb2",
445 0x06c, BIT(4), 0);
446 static SUNXI_CCU_GATE(bus_scr_clk, "bus-scr", "apb2",
447 0x06c, BIT(5), 0);
448 static SUNXI_CCU_GATE(bus_ps20_clk, "bus-ps20", "apb2",
449 0x06c, BIT(6), 0);
450 static SUNXI_CCU_GATE(bus_ps21_clk, "bus-ps21", "apb2",
451 0x06c, BIT(7), 0);
452 static SUNXI_CCU_GATE(bus_i2c4_clk, "bus-i2c4", "apb2",
453 0x06c, BIT(15), 0);
454 static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb2",
455 0x06c, BIT(16), 0);
456 static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb2",
457 0x06c, BIT(17), 0);
458 static SUNXI_CCU_GATE(bus_uart2_clk, "bus-uart2", "apb2",
459 0x06c, BIT(18), 0);
460 static SUNXI_CCU_GATE(bus_uart3_clk, "bus-uart3", "apb2",
461 0x06c, BIT(19), 0);
462 static SUNXI_CCU_GATE(bus_uart4_clk, "bus-uart4", "apb2",
463 0x06c, BIT(20), 0);
464 static SUNXI_CCU_GATE(bus_uart5_clk, "bus-uart5", "apb2",
465 0x06c, BIT(21), 0);
466 static SUNXI_CCU_GATE(bus_uart6_clk, "bus-uart6", "apb2",
467 0x06c, BIT(22), 0);
468 static SUNXI_CCU_GATE(bus_uart7_clk, "bus-uart7", "apb2",
469 0x06c, BIT(23), 0);
470
471 static SUNXI_CCU_GATE(bus_dbg_clk, "bus-dbg", "ahb1",
472 0x070, BIT(7), 0);
473
474 static const char * const ths_parents[] = { "osc24M" };
475 static struct ccu_div ths_clk = {
476 .enable = BIT(31),
477 .div = _SUNXI_CCU_DIV_FLAGS(0, 2, CLK_DIVIDER_POWER_OF_TWO),
478 .mux = _SUNXI_CCU_MUX(24, 2),
479 .common = {
480 .reg = 0x074,
481 .hw.init = CLK_HW_INIT_PARENTS("ths",
482 ths_parents,
483 &ccu_div_ops,
484 0),
485 },
486 };
487
488 static const char * const mod0_default_parents[] = { "osc24M", "pll-periph0",
489 "pll-periph1" };
490 static SUNXI_CCU_MP_WITH_MUX_GATE(nand_clk, "nand", mod0_default_parents, 0x080,
491 0, 4, /* M */
492 16, 2, /* P */
493 24, 2, /* mux */
494 BIT(31), /* gate */
495 0);
496
497 static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mod0_default_parents, 0x088,
498 0, 4, /* M */
499 16, 2, /* P */
500 24, 2, /* mux */
501 BIT(31), /* gate */
502 0);
503
504 static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mod0_default_parents, 0x08c,
505 0, 4, /* M */
506 16, 2, /* P */
507 24, 2, /* mux */
508 BIT(31), /* gate */
509 0);
510
511 static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mod0_default_parents, 0x090,
512 0, 4, /* M */
513 16, 2, /* P */
514 24, 2, /* mux */
515 BIT(31), /* gate */
516 0);
517
518 static SUNXI_CCU_MP_WITH_MUX_GATE(mmc3_clk, "mmc3", mod0_default_parents, 0x094,
519 0, 4, /* M */
520 16, 2, /* P */
521 24, 2, /* mux */
522 BIT(31), /* gate */
523 0);
524
525 static const char * const ts_parents[] = { "osc24M", "pll-periph0", };
526 static SUNXI_CCU_MP_WITH_MUX_GATE(ts_clk, "ts", ts_parents, 0x098,
527 0, 4, /* M */
528 16, 2, /* P */
529 24, 4, /* mux */
530 BIT(31), /* gate */
531 0);
532
533 static const char * const ce_parents[] = { "osc24M", "pll-periph0-2x",
534 "pll-periph1-2x" };
535 static SUNXI_CCU_MP_WITH_MUX_GATE(ce_clk, "ce", ce_parents, 0x09c,
536 0, 4, /* M */
537 16, 2, /* P */
538 24, 2, /* mux */
539 BIT(31), /* gate */
540 0);
541
542 static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", mod0_default_parents, 0x0a0,
543 0, 4, /* M */
544 16, 2, /* P */
545 24, 2, /* mux */
546 BIT(31), /* gate */
547 0);
548
549 static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", mod0_default_parents, 0x0a4,
550 0, 4, /* M */
551 16, 2, /* P */
552 24, 2, /* mux */
553 BIT(31), /* gate */
554 0);
555
556 static SUNXI_CCU_MP_WITH_MUX_GATE(spi2_clk, "spi2", mod0_default_parents, 0x0a8,
557 0, 4, /* M */
558 16, 2, /* P */
559 24, 2, /* mux */
560 BIT(31), /* gate */
561 0);
562
563 static SUNXI_CCU_MP_WITH_MUX_GATE(spi3_clk, "spi3", mod0_default_parents, 0x0ac,
564 0, 4, /* M */
565 16, 2, /* P */
566 24, 2, /* mux */
567 BIT(31), /* gate */
568 0);
569
570 static const char * const i2s_parents[] = { "pll-audio-8x", "pll-audio-4x",
571 "pll-audio-2x", "pll-audio" };
572 static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", i2s_parents,
573 0x0b0, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
574
575 static SUNXI_CCU_MUX_WITH_GATE(i2s1_clk, "i2s1", i2s_parents,
576 0x0b4, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
577
578 static SUNXI_CCU_MUX_WITH_GATE(i2s2_clk, "i2s2", i2s_parents,
579 0x0b8, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
580
581 static SUNXI_CCU_MUX_WITH_GATE(ac97_clk, "ac97", i2s_parents,
582 0x0bc, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
583
584 static SUNXI_CCU_MUX_WITH_GATE(spdif_clk, "spdif", i2s_parents,
585 0x0c0, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
586
587 static const char * const keypad_parents[] = { "osc24M", "osc32k" };
588 static const u8 keypad_table[] = { 0, 2 };
589 static struct ccu_mp keypad_clk = {
590 .enable = BIT(31),
591 .m = _SUNXI_CCU_DIV(0, 5),
592 .p = _SUNXI_CCU_DIV(16, 2),
593 .mux = _SUNXI_CCU_MUX_TABLE(24, 2, keypad_table),
594 .common = {
595 .reg = 0x0c4,
596 .hw.init = CLK_HW_INIT_PARENTS("keypad",
597 keypad_parents,
598 &ccu_mp_ops,
599 0),
600 }
601 };
602
603 static const char * const sata_parents[] = { "pll-sata-out", "sata-ext" };
604 static SUNXI_CCU_MUX_WITH_GATE(sata_clk, "sata", sata_parents,
605 0x0c8, 24, 1, BIT(31), CLK_SET_RATE_PARENT);
606
607 /*
608 * There are 3 OHCI 12M clock source selection bits in this register.
609 * We will force them to 0 (12M divided from 48M).
610 */
611 #define SUN8I_R40_USB_CLK_REG 0x0cc
612
613 static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "osc24M",
614 0x0cc, BIT(8), 0);
615 static SUNXI_CCU_GATE(usb_phy1_clk, "usb-phy1", "osc24M",
616 0x0cc, BIT(9), 0);
617 static SUNXI_CCU_GATE(usb_phy2_clk, "usb-phy2", "osc24M",
618 0x0cc, BIT(10), 0);
619 static SUNXI_CCU_GATE(usb_ohci0_clk, "usb-ohci0", "osc12M",
620 0x0cc, BIT(16), 0);
621 static SUNXI_CCU_GATE(usb_ohci1_clk, "usb-ohci1", "osc12M",
622 0x0cc, BIT(17), 0);
623 static SUNXI_CCU_GATE(usb_ohci2_clk, "usb-ohci2", "osc12M",
624 0x0cc, BIT(18), 0);
625
626 static const char * const ir_parents[] = { "osc24M", "pll-periph0",
627 "pll-periph1", "osc32k" };
628 static SUNXI_CCU_MP_WITH_MUX_GATE(ir0_clk, "ir0", ir_parents, 0x0d0,
629 0, 4, /* M */
630 16, 2, /* P */
631 24, 2, /* mux */
632 BIT(31), /* gate */
633 0);
634
635 static SUNXI_CCU_MP_WITH_MUX_GATE(ir1_clk, "ir1", ir_parents, 0x0d4,
636 0, 4, /* M */
637 16, 2, /* P */
638 24, 2, /* mux */
639 BIT(31), /* gate */
640 0);
641
642 static const char * const dram_parents[] = { "pll-ddr0", "pll-ddr1" };
643 static SUNXI_CCU_M_WITH_MUX(dram_clk, "dram", dram_parents,
644 0x0f4, 0, 2, 20, 2, CLK_IS_CRITICAL);
645
646 static SUNXI_CCU_GATE(dram_ve_clk, "dram-ve", "dram",
647 0x100, BIT(0), 0);
648 static SUNXI_CCU_GATE(dram_csi0_clk, "dram-csi0", "dram",
649 0x100, BIT(1), 0);
650 static SUNXI_CCU_GATE(dram_csi1_clk, "dram-csi1", "dram",
651 0x100, BIT(2), 0);
652 static SUNXI_CCU_GATE(dram_ts_clk, "dram-ts", "dram",
653 0x100, BIT(3), 0);
654 static SUNXI_CCU_GATE(dram_tvd_clk, "dram-tvd", "dram",
655 0x100, BIT(4), 0);
656 static SUNXI_CCU_GATE(dram_mp_clk, "dram-mp", "dram",
657 0x100, BIT(5), 0);
658 static SUNXI_CCU_GATE(dram_deinterlace_clk, "dram-deinterlace", "dram",
659 0x100, BIT(6), 0);
660
661 static const char * const de_parents[] = { "pll-periph0-2x", "pll-de" };
662 static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents,
663 0x104, 0, 4, 24, 3, BIT(31),
664 CLK_SET_RATE_PARENT);
665 static SUNXI_CCU_M_WITH_MUX_GATE(mp_clk, "mp", de_parents,
666 0x108, 0, 4, 24, 3, BIT(31), 0);
667
668 static const char * const tcon_parents[] = { "pll-video0", "pll-video1",
669 "pll-video0-2x", "pll-video1-2x",
670 "pll-mipi" };
671 static SUNXI_CCU_MUX_WITH_GATE(tcon_lcd0_clk, "tcon-lcd0", tcon_parents,
672 0x110, 24, 3, BIT(31), CLK_SET_RATE_PARENT);
673 static SUNXI_CCU_MUX_WITH_GATE(tcon_lcd1_clk, "tcon-lcd1", tcon_parents,
674 0x114, 24, 3, BIT(31), CLK_SET_RATE_PARENT);
675 static SUNXI_CCU_M_WITH_MUX_GATE(tcon_tv0_clk, "tcon-tv0", tcon_parents,
676 0x118, 0, 4, 24, 3, BIT(31),
677 CLK_SET_RATE_PARENT);
678 static SUNXI_CCU_M_WITH_MUX_GATE(tcon_tv1_clk, "tcon-tv1", tcon_parents,
679 0x11c, 0, 4, 24, 3, BIT(31),
680 CLK_SET_RATE_PARENT);
681
682 static const char * const deinterlace_parents[] = { "pll-periph0",
683 "pll-periph1" };
684 static SUNXI_CCU_M_WITH_MUX_GATE(deinterlace_clk, "deinterlace",
685 deinterlace_parents, 0x124, 0, 4, 24, 3,
686 BIT(31), 0);
687
688 static const char * const csi_mclk_parents[] = { "osc24M", "pll-video1",
689 "pll-periph1" };
690 static SUNXI_CCU_M_WITH_MUX_GATE(csi1_mclk_clk, "csi1-mclk", csi_mclk_parents,
691 0x130, 0, 5, 8, 3, BIT(15), 0);
692
693 static const char * const csi_sclk_parents[] = { "pll-periph0", "pll-periph1" };
694 static SUNXI_CCU_M_WITH_MUX_GATE(csi_sclk_clk, "csi-sclk", csi_sclk_parents,
695 0x134, 16, 4, 24, 3, BIT(31), 0);
696
697 static SUNXI_CCU_M_WITH_MUX_GATE(csi0_mclk_clk, "csi0-mclk", csi_mclk_parents,
698 0x134, 0, 5, 8, 3, BIT(15), 0);
699
700 static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve",
701 0x13c, 16, 3, BIT(31), CLK_SET_RATE_PARENT);
702
703 static SUNXI_CCU_GATE(codec_clk, "codec", "pll-audio",
704 0x140, BIT(31), CLK_SET_RATE_PARENT);
705 static SUNXI_CCU_GATE(avs_clk, "avs", "osc24M",
706 0x144, BIT(31), 0);
707
708 static const char * const hdmi_parents[] = { "pll-video0", "pll-video1" };
709 static SUNXI_CCU_M_WITH_MUX_GATE(hdmi_clk, "hdmi", hdmi_parents,
710 0x150, 0, 4, 24, 2, BIT(31),
711 CLK_SET_RATE_PARENT);
712
713 static SUNXI_CCU_GATE(hdmi_slow_clk, "hdmi-slow", "osc24M",
714 0x154, BIT(31), 0);
715
716 /*
717 * In the SoC's user manual, the P factor is mentioned, but not used in
718 * the frequency formula.
719 *
720 * Here the factor is included, according to the BSP kernel source,
721 * which contains the P factor of this clock.
722 */
723 static const char * const mbus_parents[] = { "osc24M", "pll-periph0-2x",
724 "pll-ddr0" };
725 static SUNXI_CCU_MP_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents, 0x15c,
726 0, 4, /* M */
727 16, 2, /* P */
728 24, 2, /* mux */
729 BIT(31), /* gate */
730 CLK_IS_CRITICAL);
731
732 static const char * const dsi_dphy_parents[] = { "pll-video0", "pll-video1",
733 "pll-periph0" };
734 static SUNXI_CCU_M_WITH_MUX_GATE(dsi_dphy_clk, "dsi-dphy", dsi_dphy_parents,
735 0x168, 0, 4, 8, 2, BIT(15), 0);
736
737 static SUNXI_CCU_M_WITH_MUX_GATE(tve0_clk, "tve0", tcon_parents,
738 0x180, 0, 4, 24, 3, BIT(31), 0);
739 static SUNXI_CCU_M_WITH_MUX_GATE(tve1_clk, "tve1", tcon_parents,
740 0x184, 0, 4, 24, 3, BIT(31), 0);
741
742 static const char * const tvd_parents[] = { "pll-video0", "pll-video1",
743 "pll-video0-2x", "pll-video1-2x" };
744 static SUNXI_CCU_M_WITH_MUX_GATE(tvd0_clk, "tvd0", tvd_parents,
745 0x188, 0, 4, 24, 3, BIT(31), 0);
746 static SUNXI_CCU_M_WITH_MUX_GATE(tvd1_clk, "tvd1", tvd_parents,
747 0x18c, 0, 4, 24, 3, BIT(31), 0);
748 static SUNXI_CCU_M_WITH_MUX_GATE(tvd2_clk, "tvd2", tvd_parents,
749 0x190, 0, 4, 24, 3, BIT(31), 0);
750 static SUNXI_CCU_M_WITH_MUX_GATE(tvd3_clk, "tvd3", tvd_parents,
751 0x194, 0, 4, 24, 3, BIT(31), 0);
752
753 static SUNXI_CCU_M_WITH_GATE(gpu_clk, "gpu", "pll-gpu",
754 0x1a0, 0, 3, BIT(31), CLK_SET_RATE_PARENT);
755
756 static const char * const out_parents[] = { "osc24M", "osc32k", "osc24M" };
757 static const struct ccu_mux_fixed_prediv out_predivs[] = {
758 { .index = 0, .div = 750, },
759 };
760
761 static struct ccu_mp outa_clk = {
762 .enable = BIT(31),
763 .m = _SUNXI_CCU_DIV(8, 5),
764 .p = _SUNXI_CCU_DIV(20, 2),
765 .mux = {
766 .shift = 24,
767 .width = 2,
768 .fixed_predivs = out_predivs,
769 .n_predivs = ARRAY_SIZE(out_predivs),
770 },
771 .common = {
772 .reg = 0x1f0,
773 .features = CCU_FEATURE_FIXED_PREDIV,
774 .hw.init = CLK_HW_INIT_PARENTS("outa", out_parents,
775 &ccu_mp_ops,
776 CLK_SET_RATE_PARENT),
777 }
778 };
779
780 static struct ccu_mp outb_clk = {
781 .enable = BIT(31),
782 .m = _SUNXI_CCU_DIV(8, 5),
783 .p = _SUNXI_CCU_DIV(20, 2),
784 .mux = {
785 .shift = 24,
786 .width = 2,
787 .fixed_predivs = out_predivs,
788 .n_predivs = ARRAY_SIZE(out_predivs),
789 },
790 .common = {
791 .reg = 0x1f4,
792 .features = CCU_FEATURE_FIXED_PREDIV,
793 .hw.init = CLK_HW_INIT_PARENTS("outb", out_parents,
794 &ccu_mp_ops,
795 CLK_SET_RATE_PARENT),
796 }
797 };
798
799 static struct ccu_common *sun8i_r40_ccu_clks[] = {
800 &pll_cpu_clk.common,
801 &pll_audio_base_clk.common,
802 &pll_video0_clk.common,
803 &pll_ve_clk.common,
804 &pll_ddr0_clk.common,
805 &pll_periph0_clk.common,
806 &pll_periph0_sata_clk.common,
807 &pll_periph1_clk.common,
808 &pll_video1_clk.common,
809 &pll_sata_clk.common,
810 &pll_sata_out_clk.common,
811 &pll_gpu_clk.common,
812 &pll_mipi_clk.common,
813 &pll_de_clk.common,
814 &pll_ddr1_clk.common,
815 &cpu_clk.common,
816 &axi_clk.common,
817 &ahb1_clk.common,
818 &apb1_clk.common,
819 &apb2_clk.common,
820 &bus_mipi_dsi_clk.common,
821 &bus_ce_clk.common,
822 &bus_dma_clk.common,
823 &bus_mmc0_clk.common,
824 &bus_mmc1_clk.common,
825 &bus_mmc2_clk.common,
826 &bus_mmc3_clk.common,
827 &bus_nand_clk.common,
828 &bus_dram_clk.common,
829 &bus_emac_clk.common,
830 &bus_ts_clk.common,
831 &bus_hstimer_clk.common,
832 &bus_spi0_clk.common,
833 &bus_spi1_clk.common,
834 &bus_spi2_clk.common,
835 &bus_spi3_clk.common,
836 &bus_sata_clk.common,
837 &bus_otg_clk.common,
838 &bus_ehci0_clk.common,
839 &bus_ehci1_clk.common,
840 &bus_ehci2_clk.common,
841 &bus_ohci0_clk.common,
842 &bus_ohci1_clk.common,
843 &bus_ohci2_clk.common,
844 &bus_ve_clk.common,
845 &bus_mp_clk.common,
846 &bus_deinterlace_clk.common,
847 &bus_csi0_clk.common,
848 &bus_csi1_clk.common,
849 &bus_hdmi0_clk.common,
850 &bus_hdmi1_clk.common,
851 &bus_de_clk.common,
852 &bus_tve0_clk.common,
853 &bus_tve1_clk.common,
854 &bus_tve_top_clk.common,
855 &bus_gmac_clk.common,
856 &bus_gpu_clk.common,
857 &bus_tvd0_clk.common,
858 &bus_tvd1_clk.common,
859 &bus_tvd2_clk.common,
860 &bus_tvd3_clk.common,
861 &bus_tvd_top_clk.common,
862 &bus_tcon_lcd0_clk.common,
863 &bus_tcon_lcd1_clk.common,
864 &bus_tcon_tv0_clk.common,
865 &bus_tcon_tv1_clk.common,
866 &bus_tcon_top_clk.common,
867 &bus_codec_clk.common,
868 &bus_spdif_clk.common,
869 &bus_ac97_clk.common,
870 &bus_pio_clk.common,
871 &bus_ir0_clk.common,
872 &bus_ir1_clk.common,
873 &bus_ths_clk.common,
874 &bus_keypad_clk.common,
875 &bus_i2s0_clk.common,
876 &bus_i2s1_clk.common,
877 &bus_i2s2_clk.common,
878 &bus_i2c0_clk.common,
879 &bus_i2c1_clk.common,
880 &bus_i2c2_clk.common,
881 &bus_i2c3_clk.common,
882 &bus_can_clk.common,
883 &bus_scr_clk.common,
884 &bus_ps20_clk.common,
885 &bus_ps21_clk.common,
886 &bus_i2c4_clk.common,
887 &bus_uart0_clk.common,
888 &bus_uart1_clk.common,
889 &bus_uart2_clk.common,
890 &bus_uart3_clk.common,
891 &bus_uart4_clk.common,
892 &bus_uart5_clk.common,
893 &bus_uart6_clk.common,
894 &bus_uart7_clk.common,
895 &bus_dbg_clk.common,
896 &ths_clk.common,
897 &nand_clk.common,
898 &mmc0_clk.common,
899 &mmc1_clk.common,
900 &mmc2_clk.common,
901 &mmc3_clk.common,
902 &ts_clk.common,
903 &ce_clk.common,
904 &spi0_clk.common,
905 &spi1_clk.common,
906 &spi2_clk.common,
907 &spi3_clk.common,
908 &i2s0_clk.common,
909 &i2s1_clk.common,
910 &i2s2_clk.common,
911 &ac97_clk.common,
912 &spdif_clk.common,
913 &keypad_clk.common,
914 &sata_clk.common,
915 &usb_phy0_clk.common,
916 &usb_phy1_clk.common,
917 &usb_phy2_clk.common,
918 &usb_ohci0_clk.common,
919 &usb_ohci1_clk.common,
920 &usb_ohci2_clk.common,
921 &ir0_clk.common,
922 &ir1_clk.common,
923 &dram_clk.common,
924 &dram_ve_clk.common,
925 &dram_csi0_clk.common,
926 &dram_csi1_clk.common,
927 &dram_ts_clk.common,
928 &dram_tvd_clk.common,
929 &dram_mp_clk.common,
930 &dram_deinterlace_clk.common,
931 &de_clk.common,
932 &mp_clk.common,
933 &tcon_lcd0_clk.common,
934 &tcon_lcd1_clk.common,
935 &tcon_tv0_clk.common,
936 &tcon_tv1_clk.common,
937 &deinterlace_clk.common,
938 &csi1_mclk_clk.common,
939 &csi_sclk_clk.common,
940 &csi0_mclk_clk.common,
941 &ve_clk.common,
942 &codec_clk.common,
943 &avs_clk.common,
944 &hdmi_clk.common,
945 &hdmi_slow_clk.common,
946 &mbus_clk.common,
947 &dsi_dphy_clk.common,
948 &tve0_clk.common,
949 &tve1_clk.common,
950 &tvd0_clk.common,
951 &tvd1_clk.common,
952 &tvd2_clk.common,
953 &tvd3_clk.common,
954 &gpu_clk.common,
955 &outa_clk.common,
956 &outb_clk.common,
957 };
958
959 /* Fixed Factor clocks */
960 static CLK_FIXED_FACTOR_FW_NAME(osc12M_clk, "osc12M", "hosc", 2, 1, 0);
961
962 static const struct clk_hw *clk_parent_pll_audio[] = {
963 &pll_audio_base_clk.common.hw
964 };
965
966 /* We hardcode the divider to 1 for now */
967 static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
968 clk_parent_pll_audio,
969 1, 1, CLK_SET_RATE_PARENT);
970 static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
971 clk_parent_pll_audio,
972 2, 1, CLK_SET_RATE_PARENT);
973 static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
974 clk_parent_pll_audio,
975 1, 1, CLK_SET_RATE_PARENT);
976 static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x",
977 clk_parent_pll_audio,
978 1, 2, CLK_SET_RATE_PARENT);
979 static CLK_FIXED_FACTOR_HW(pll_periph0_2x_clk, "pll-periph0-2x",
980 &pll_periph0_clk.common.hw,
981 1, 2, 0);
982 static CLK_FIXED_FACTOR_HW(pll_periph1_2x_clk, "pll-periph1-2x",
983 &pll_periph1_clk.common.hw,
984 1, 2, 0);
985 static CLK_FIXED_FACTOR_HW(pll_video0_2x_clk, "pll-video0-2x",
986 &pll_video0_clk.common.hw,
987 1, 2, 0);
988 static CLK_FIXED_FACTOR_HW(pll_video1_2x_clk, "pll-video1-2x",
989 &pll_video1_clk.common.hw,
990 1, 2, 0);
991
992 static struct clk_hw_onecell_data sun8i_r40_hw_clks = {
993 .hws = {
994 [CLK_OSC_12M] = &osc12M_clk.hw,
995 [CLK_PLL_CPU] = &pll_cpu_clk.common.hw,
996 [CLK_PLL_AUDIO_BASE] = &pll_audio_base_clk.common.hw,
997 [CLK_PLL_AUDIO] = &pll_audio_clk.hw,
998 [CLK_PLL_AUDIO_2X] = &pll_audio_2x_clk.hw,
999 [CLK_PLL_AUDIO_4X] = &pll_audio_4x_clk.hw,
1000 [CLK_PLL_AUDIO_8X] = &pll_audio_8x_clk.hw,
1001 [CLK_PLL_VIDEO0] = &pll_video0_clk.common.hw,
1002 [CLK_PLL_VIDEO0_2X] = &pll_video0_2x_clk.hw,
1003 [CLK_PLL_VE] = &pll_ve_clk.common.hw,
1004 [CLK_PLL_DDR0] = &pll_ddr0_clk.common.hw,
1005 [CLK_PLL_PERIPH0] = &pll_periph0_clk.common.hw,
1006 [CLK_PLL_PERIPH0_SATA] = &pll_periph0_sata_clk.common.hw,
1007 [CLK_PLL_PERIPH0_2X] = &pll_periph0_2x_clk.hw,
1008 [CLK_PLL_PERIPH1] = &pll_periph1_clk.common.hw,
1009 [CLK_PLL_PERIPH1_2X] = &pll_periph1_2x_clk.hw,
1010 [CLK_PLL_VIDEO1] = &pll_video1_clk.common.hw,
1011 [CLK_PLL_VIDEO1_2X] = &pll_video1_2x_clk.hw,
1012 [CLK_PLL_SATA] = &pll_sata_clk.common.hw,
1013 [CLK_PLL_SATA_OUT] = &pll_sata_out_clk.common.hw,
1014 [CLK_PLL_GPU] = &pll_gpu_clk.common.hw,
1015 [CLK_PLL_MIPI] = &pll_mipi_clk.common.hw,
1016 [CLK_PLL_DE] = &pll_de_clk.common.hw,
1017 [CLK_PLL_DDR1] = &pll_ddr1_clk.common.hw,
1018 [CLK_CPU] = &cpu_clk.common.hw,
1019 [CLK_AXI] = &axi_clk.common.hw,
1020 [CLK_AHB1] = &ahb1_clk.common.hw,
1021 [CLK_APB1] = &apb1_clk.common.hw,
1022 [CLK_APB2] = &apb2_clk.common.hw,
1023 [CLK_BUS_MIPI_DSI] = &bus_mipi_dsi_clk.common.hw,
1024 [CLK_BUS_CE] = &bus_ce_clk.common.hw,
1025 [CLK_BUS_DMA] = &bus_dma_clk.common.hw,
1026 [CLK_BUS_MMC0] = &bus_mmc0_clk.common.hw,
1027 [CLK_BUS_MMC1] = &bus_mmc1_clk.common.hw,
1028 [CLK_BUS_MMC2] = &bus_mmc2_clk.common.hw,
1029 [CLK_BUS_MMC3] = &bus_mmc3_clk.common.hw,
1030 [CLK_BUS_NAND] = &bus_nand_clk.common.hw,
1031 [CLK_BUS_DRAM] = &bus_dram_clk.common.hw,
1032 [CLK_BUS_EMAC] = &bus_emac_clk.common.hw,
1033 [CLK_BUS_TS] = &bus_ts_clk.common.hw,
1034 [CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw,
1035 [CLK_BUS_SPI0] = &bus_spi0_clk.common.hw,
1036 [CLK_BUS_SPI1] = &bus_spi1_clk.common.hw,
1037 [CLK_BUS_SPI2] = &bus_spi2_clk.common.hw,
1038 [CLK_BUS_SPI3] = &bus_spi3_clk.common.hw,
1039 [CLK_BUS_SATA] = &bus_sata_clk.common.hw,
1040 [CLK_BUS_OTG] = &bus_otg_clk.common.hw,
1041 [CLK_BUS_EHCI0] = &bus_ehci0_clk.common.hw,
1042 [CLK_BUS_EHCI1] = &bus_ehci1_clk.common.hw,
1043 [CLK_BUS_EHCI2] = &bus_ehci2_clk.common.hw,
1044 [CLK_BUS_OHCI0] = &bus_ohci0_clk.common.hw,
1045 [CLK_BUS_OHCI1] = &bus_ohci1_clk.common.hw,
1046 [CLK_BUS_OHCI2] = &bus_ohci2_clk.common.hw,
1047 [CLK_BUS_VE] = &bus_ve_clk.common.hw,
1048 [CLK_BUS_MP] = &bus_mp_clk.common.hw,
1049 [CLK_BUS_DEINTERLACE] = &bus_deinterlace_clk.common.hw,
1050 [CLK_BUS_CSI0] = &bus_csi0_clk.common.hw,
1051 [CLK_BUS_CSI1] = &bus_csi1_clk.common.hw,
1052 [CLK_BUS_HDMI0] = &bus_hdmi0_clk.common.hw,
1053 [CLK_BUS_HDMI1] = &bus_hdmi1_clk.common.hw,
1054 [CLK_BUS_DE] = &bus_de_clk.common.hw,
1055 [CLK_BUS_TVE0] = &bus_tve0_clk.common.hw,
1056 [CLK_BUS_TVE1] = &bus_tve1_clk.common.hw,
1057 [CLK_BUS_TVE_TOP] = &bus_tve_top_clk.common.hw,
1058 [CLK_BUS_GMAC] = &bus_gmac_clk.common.hw,
1059 [CLK_BUS_GPU] = &bus_gpu_clk.common.hw,
1060 [CLK_BUS_TVD0] = &bus_tvd0_clk.common.hw,
1061 [CLK_BUS_TVD1] = &bus_tvd1_clk.common.hw,
1062 [CLK_BUS_TVD2] = &bus_tvd2_clk.common.hw,
1063 [CLK_BUS_TVD3] = &bus_tvd3_clk.common.hw,
1064 [CLK_BUS_TVD_TOP] = &bus_tvd_top_clk.common.hw,
1065 [CLK_BUS_TCON_LCD0] = &bus_tcon_lcd0_clk.common.hw,
1066 [CLK_BUS_TCON_LCD1] = &bus_tcon_lcd1_clk.common.hw,
1067 [CLK_BUS_TCON_TV0] = &bus_tcon_tv0_clk.common.hw,
1068 [CLK_BUS_TCON_TV1] = &bus_tcon_tv1_clk.common.hw,
1069 [CLK_BUS_TCON_TOP] = &bus_tcon_top_clk.common.hw,
1070 [CLK_BUS_CODEC] = &bus_codec_clk.common.hw,
1071 [CLK_BUS_SPDIF] = &bus_spdif_clk.common.hw,
1072 [CLK_BUS_AC97] = &bus_ac97_clk.common.hw,
1073 [CLK_BUS_PIO] = &bus_pio_clk.common.hw,
1074 [CLK_BUS_IR0] = &bus_ir0_clk.common.hw,
1075 [CLK_BUS_IR1] = &bus_ir1_clk.common.hw,
1076 [CLK_BUS_THS] = &bus_ths_clk.common.hw,
1077 [CLK_BUS_KEYPAD] = &bus_keypad_clk.common.hw,
1078 [CLK_BUS_I2S0] = &bus_i2s0_clk.common.hw,
1079 [CLK_BUS_I2S1] = &bus_i2s1_clk.common.hw,
1080 [CLK_BUS_I2S2] = &bus_i2s2_clk.common.hw,
1081 [CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw,
1082 [CLK_BUS_I2C1] = &bus_i2c1_clk.common.hw,
1083 [CLK_BUS_I2C2] = &bus_i2c2_clk.common.hw,
1084 [CLK_BUS_I2C3] = &bus_i2c3_clk.common.hw,
1085 [CLK_BUS_CAN] = &bus_can_clk.common.hw,
1086 [CLK_BUS_SCR] = &bus_scr_clk.common.hw,
1087 [CLK_BUS_PS20] = &bus_ps20_clk.common.hw,
1088 [CLK_BUS_PS21] = &bus_ps21_clk.common.hw,
1089 [CLK_BUS_I2C4] = &bus_i2c4_clk.common.hw,
1090 [CLK_BUS_UART0] = &bus_uart0_clk.common.hw,
1091 [CLK_BUS_UART1] = &bus_uart1_clk.common.hw,
1092 [CLK_BUS_UART2] = &bus_uart2_clk.common.hw,
1093 [CLK_BUS_UART3] = &bus_uart3_clk.common.hw,
1094 [CLK_BUS_UART4] = &bus_uart4_clk.common.hw,
1095 [CLK_BUS_UART5] = &bus_uart5_clk.common.hw,
1096 [CLK_BUS_UART6] = &bus_uart6_clk.common.hw,
1097 [CLK_BUS_UART7] = &bus_uart7_clk.common.hw,
1098 [CLK_BUS_DBG] = &bus_dbg_clk.common.hw,
1099 [CLK_THS] = &ths_clk.common.hw,
1100 [CLK_NAND] = &nand_clk.common.hw,
1101 [CLK_MMC0] = &mmc0_clk.common.hw,
1102 [CLK_MMC1] = &mmc1_clk.common.hw,
1103 [CLK_MMC2] = &mmc2_clk.common.hw,
1104 [CLK_MMC3] = &mmc3_clk.common.hw,
1105 [CLK_TS] = &ts_clk.common.hw,
1106 [CLK_CE] = &ce_clk.common.hw,
1107 [CLK_SPI0] = &spi0_clk.common.hw,
1108 [CLK_SPI1] = &spi1_clk.common.hw,
1109 [CLK_SPI2] = &spi2_clk.common.hw,
1110 [CLK_SPI3] = &spi3_clk.common.hw,
1111 [CLK_I2S0] = &i2s0_clk.common.hw,
1112 [CLK_I2S1] = &i2s1_clk.common.hw,
1113 [CLK_I2S2] = &i2s2_clk.common.hw,
1114 [CLK_AC97] = &ac97_clk.common.hw,
1115 [CLK_SPDIF] = &spdif_clk.common.hw,
1116 [CLK_KEYPAD] = &keypad_clk.common.hw,
1117 [CLK_SATA] = &sata_clk.common.hw,
1118 [CLK_USB_PHY0] = &usb_phy0_clk.common.hw,
1119 [CLK_USB_PHY1] = &usb_phy1_clk.common.hw,
1120 [CLK_USB_PHY2] = &usb_phy2_clk.common.hw,
1121 [CLK_USB_OHCI0] = &usb_ohci0_clk.common.hw,
1122 [CLK_USB_OHCI1] = &usb_ohci1_clk.common.hw,
1123 [CLK_USB_OHCI2] = &usb_ohci2_clk.common.hw,
1124 [CLK_IR0] = &ir0_clk.common.hw,
1125 [CLK_IR1] = &ir1_clk.common.hw,
1126 [CLK_DRAM] = &dram_clk.common.hw,
1127 [CLK_DRAM_VE] = &dram_ve_clk.common.hw,
1128 [CLK_DRAM_CSI0] = &dram_csi0_clk.common.hw,
1129 [CLK_DRAM_CSI1] = &dram_csi1_clk.common.hw,
1130 [CLK_DRAM_TS] = &dram_ts_clk.common.hw,
1131 [CLK_DRAM_TVD] = &dram_tvd_clk.common.hw,
1132 [CLK_DRAM_MP] = &dram_mp_clk.common.hw,
1133 [CLK_DRAM_DEINTERLACE] = &dram_deinterlace_clk.common.hw,
1134 [CLK_DE] = &de_clk.common.hw,
1135 [CLK_MP] = &mp_clk.common.hw,
1136 [CLK_TCON_LCD0] = &tcon_lcd0_clk.common.hw,
1137 [CLK_TCON_LCD1] = &tcon_lcd1_clk.common.hw,
1138 [CLK_TCON_TV0] = &tcon_tv0_clk.common.hw,
1139 [CLK_TCON_TV1] = &tcon_tv1_clk.common.hw,
1140 [CLK_DEINTERLACE] = &deinterlace_clk.common.hw,
1141 [CLK_CSI1_MCLK] = &csi1_mclk_clk.common.hw,
1142 [CLK_CSI_SCLK] = &csi_sclk_clk.common.hw,
1143 [CLK_CSI0_MCLK] = &csi0_mclk_clk.common.hw,
1144 [CLK_VE] = &ve_clk.common.hw,
1145 [CLK_CODEC] = &codec_clk.common.hw,
1146 [CLK_AVS] = &avs_clk.common.hw,
1147 [CLK_HDMI] = &hdmi_clk.common.hw,
1148 [CLK_HDMI_SLOW] = &hdmi_slow_clk.common.hw,
1149 [CLK_MBUS] = &mbus_clk.common.hw,
1150 [CLK_DSI_DPHY] = &dsi_dphy_clk.common.hw,
1151 [CLK_TVE0] = &tve0_clk.common.hw,
1152 [CLK_TVE1] = &tve1_clk.common.hw,
1153 [CLK_TVD0] = &tvd0_clk.common.hw,
1154 [CLK_TVD1] = &tvd1_clk.common.hw,
1155 [CLK_TVD2] = &tvd2_clk.common.hw,
1156 [CLK_TVD3] = &tvd3_clk.common.hw,
1157 [CLK_GPU] = &gpu_clk.common.hw,
1158 [CLK_OUTA] = &outa_clk.common.hw,
1159 [CLK_OUTB] = &outb_clk.common.hw,
1160 },
1161 .num = CLK_NUMBER,
1162 };
1163
1164 static struct ccu_reset_map sun8i_r40_ccu_resets[] = {
1165 [RST_USB_PHY0] = { 0x0cc, BIT(0) },
1166 [RST_USB_PHY1] = { 0x0cc, BIT(1) },
1167 [RST_USB_PHY2] = { 0x0cc, BIT(2) },
1168
1169 [RST_DRAM] = { 0x0f4, BIT(31) },
1170 [RST_MBUS] = { 0x0fc, BIT(31) },
1171
1172 [RST_BUS_MIPI_DSI] = { 0x2c0, BIT(1) },
1173 [RST_BUS_CE] = { 0x2c0, BIT(5) },
1174 [RST_BUS_DMA] = { 0x2c0, BIT(6) },
1175 [RST_BUS_MMC0] = { 0x2c0, BIT(8) },
1176 [RST_BUS_MMC1] = { 0x2c0, BIT(9) },
1177 [RST_BUS_MMC2] = { 0x2c0, BIT(10) },
1178 [RST_BUS_MMC3] = { 0x2c0, BIT(11) },
1179 [RST_BUS_NAND] = { 0x2c0, BIT(13) },
1180 [RST_BUS_DRAM] = { 0x2c0, BIT(14) },
1181 [RST_BUS_EMAC] = { 0x2c0, BIT(17) },
1182 [RST_BUS_TS] = { 0x2c0, BIT(18) },
1183 [RST_BUS_HSTIMER] = { 0x2c0, BIT(19) },
1184 [RST_BUS_SPI0] = { 0x2c0, BIT(20) },
1185 [RST_BUS_SPI1] = { 0x2c0, BIT(21) },
1186 [RST_BUS_SPI2] = { 0x2c0, BIT(22) },
1187 [RST_BUS_SPI3] = { 0x2c0, BIT(23) },
1188 [RST_BUS_SATA] = { 0x2c0, BIT(24) },
1189 [RST_BUS_OTG] = { 0x2c0, BIT(25) },
1190 [RST_BUS_EHCI0] = { 0x2c0, BIT(26) },
1191 [RST_BUS_EHCI1] = { 0x2c0, BIT(27) },
1192 [RST_BUS_EHCI2] = { 0x2c0, BIT(28) },
1193 [RST_BUS_OHCI0] = { 0x2c0, BIT(29) },
1194 [RST_BUS_OHCI1] = { 0x2c0, BIT(30) },
1195 [RST_BUS_OHCI2] = { 0x2c0, BIT(31) },
1196
1197 [RST_BUS_VE] = { 0x2c4, BIT(0) },
1198 [RST_BUS_MP] = { 0x2c4, BIT(2) },
1199 [RST_BUS_DEINTERLACE] = { 0x2c4, BIT(5) },
1200 [RST_BUS_CSI0] = { 0x2c4, BIT(8) },
1201 [RST_BUS_CSI1] = { 0x2c4, BIT(9) },
1202 [RST_BUS_HDMI0] = { 0x2c4, BIT(10) },
1203 [RST_BUS_HDMI1] = { 0x2c4, BIT(11) },
1204 [RST_BUS_DE] = { 0x2c4, BIT(12) },
1205 [RST_BUS_TVE0] = { 0x2c4, BIT(13) },
1206 [RST_BUS_TVE1] = { 0x2c4, BIT(14) },
1207 [RST_BUS_TVE_TOP] = { 0x2c4, BIT(15) },
1208 [RST_BUS_GMAC] = { 0x2c4, BIT(17) },
1209 [RST_BUS_GPU] = { 0x2c4, BIT(20) },
1210 [RST_BUS_TVD0] = { 0x2c4, BIT(21) },
1211 [RST_BUS_TVD1] = { 0x2c4, BIT(22) },
1212 [RST_BUS_TVD2] = { 0x2c4, BIT(23) },
1213 [RST_BUS_TVD3] = { 0x2c4, BIT(24) },
1214 [RST_BUS_TVD_TOP] = { 0x2c4, BIT(25) },
1215 [RST_BUS_TCON_LCD0] = { 0x2c4, BIT(26) },
1216 [RST_BUS_TCON_LCD1] = { 0x2c4, BIT(27) },
1217 [RST_BUS_TCON_TV0] = { 0x2c4, BIT(28) },
1218 [RST_BUS_TCON_TV1] = { 0x2c4, BIT(29) },
1219 [RST_BUS_TCON_TOP] = { 0x2c4, BIT(30) },
1220 [RST_BUS_DBG] = { 0x2c4, BIT(31) },
1221
1222 [RST_BUS_LVDS] = { 0x2c8, BIT(0) },
1223
1224 [RST_BUS_CODEC] = { 0x2d0, BIT(0) },
1225 [RST_BUS_SPDIF] = { 0x2d0, BIT(1) },
1226 [RST_BUS_AC97] = { 0x2d0, BIT(2) },
1227 [RST_BUS_IR0] = { 0x2d0, BIT(6) },
1228 [RST_BUS_IR1] = { 0x2d0, BIT(7) },
1229 [RST_BUS_THS] = { 0x2d0, BIT(8) },
1230 [RST_BUS_KEYPAD] = { 0x2d0, BIT(10) },
1231 [RST_BUS_I2S0] = { 0x2d0, BIT(12) },
1232 [RST_BUS_I2S1] = { 0x2d0, BIT(13) },
1233 [RST_BUS_I2S2] = { 0x2d0, BIT(14) },
1234
1235 [RST_BUS_I2C0] = { 0x2d8, BIT(0) },
1236 [RST_BUS_I2C1] = { 0x2d8, BIT(1) },
1237 [RST_BUS_I2C2] = { 0x2d8, BIT(2) },
1238 [RST_BUS_I2C3] = { 0x2d8, BIT(3) },
1239 [RST_BUS_CAN] = { 0x2d8, BIT(4) },
1240 [RST_BUS_SCR] = { 0x2d8, BIT(5) },
1241 [RST_BUS_PS20] = { 0x2d8, BIT(6) },
1242 [RST_BUS_PS21] = { 0x2d8, BIT(7) },
1243 [RST_BUS_I2C4] = { 0x2d8, BIT(15) },
1244 [RST_BUS_UART0] = { 0x2d8, BIT(16) },
1245 [RST_BUS_UART1] = { 0x2d8, BIT(17) },
1246 [RST_BUS_UART2] = { 0x2d8, BIT(18) },
1247 [RST_BUS_UART3] = { 0x2d8, BIT(19) },
1248 [RST_BUS_UART4] = { 0x2d8, BIT(20) },
1249 [RST_BUS_UART5] = { 0x2d8, BIT(21) },
1250 [RST_BUS_UART6] = { 0x2d8, BIT(22) },
1251 [RST_BUS_UART7] = { 0x2d8, BIT(23) },
1252 };
1253
1254 static const struct sunxi_ccu_desc sun8i_r40_ccu_desc = {
1255 .ccu_clks = sun8i_r40_ccu_clks,
1256 .num_ccu_clks = ARRAY_SIZE(sun8i_r40_ccu_clks),
1257
1258 .hw_clks = &sun8i_r40_hw_clks,
1259
1260 .resets = sun8i_r40_ccu_resets,
1261 .num_resets = ARRAY_SIZE(sun8i_r40_ccu_resets),
1262 };
1263
1264 static struct ccu_pll_nb sun8i_r40_pll_cpu_nb = {
1265 .common = &pll_cpu_clk.common,
1266 /* copy from pll_cpu_clk */
1267 .enable = BIT(31),
1268 .lock = BIT(28),
1269 };
1270
1271 static struct ccu_mux_nb sun8i_r40_cpu_nb = {
1272 .common = &cpu_clk.common,
1273 .cm = &cpu_clk.mux,
1274 .delay_us = 1, /* > 8 clock cycles at 24 MHz */
1275 .bypass_index = 1, /* index of 24 MHz oscillator */
1276 };
1277
1278 /*
1279 * Add a regmap for the GMAC driver (dwmac-sun8i) to access the
1280 * GMAC configuration register.
1281 * Only this register is allowed to be written, in order to
1282 * prevent overriding critical clock configuration.
1283 */
1284
1285 #define SUN8I_R40_GMAC_CFG_REG 0x164
1286 static bool sun8i_r40_ccu_regmap_accessible_reg(struct device *dev,
1287 unsigned int reg)
1288 {
1289 if (reg == SUN8I_R40_GMAC_CFG_REG)
1290 return true;
1291 return false;
1292 }
1293
1294 static struct regmap_config sun8i_r40_ccu_regmap_config = {
1295 .reg_bits = 32,
1296 .val_bits = 32,
1297 .reg_stride = 4,
1298 .max_register = 0x320, /* PLL_LOCK_CTRL_REG */
1299
1300 /* other devices have no business accessing other registers */
1301 .readable_reg = sun8i_r40_ccu_regmap_accessible_reg,
1302 .writeable_reg = sun8i_r40_ccu_regmap_accessible_reg,
1303 };
1304
1305 #define SUN8I_R40_SYS_32K_CLK_REG 0x310
1306 #define SUN8I_R40_SYS_32K_CLK_KEY (0x16AA << 16)
1307
1308 static int sun8i_r40_ccu_probe(struct platform_device *pdev)
1309 {
1310 struct resource *res;
1311 struct regmap *regmap;
1312 void __iomem *reg;
1313 u32 val;
1314 int ret;
1315
1316 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
1317 reg = devm_ioremap_resource(&pdev->dev, res);
1318 if (IS_ERR(reg))
1319 return PTR_ERR(reg);
1320
1321 /* Force the PLL-Audio-1x divider to 1 */
1322 val = readl(reg + SUN8I_R40_PLL_AUDIO_REG);
1323 val &= ~GENMASK(19, 16);
1324 writel(val | (0 << 16), reg + SUN8I_R40_PLL_AUDIO_REG);
1325
1326 /* Force PLL-MIPI to MIPI mode */
1327 val = readl(reg + SUN8I_R40_PLL_MIPI_REG);
1328 val &= ~BIT(16);
1329 writel(val, reg + SUN8I_R40_PLL_MIPI_REG);
1330
1331 /* Force OHCI 12M parent to 12M divided from 48M */
1332 val = readl(reg + SUN8I_R40_USB_CLK_REG);
1333 val &= ~GENMASK(25, 20);
1334 writel(val, reg + SUN8I_R40_USB_CLK_REG);
1335
1336 /*
1337 * Force SYS 32k (otherwise known as LOSC throughout the CCU)
1338 * clock parent to LOSC output from RTC module instead of the
1339 * CCU's internal RC oscillator divided output.
1340 */
1341 writel(SUN8I_R40_SYS_32K_CLK_KEY | BIT(8),
1342 reg + SUN8I_R40_SYS_32K_CLK_REG);
1343
1344 regmap = devm_regmap_init_mmio(&pdev->dev, reg,
1345 &sun8i_r40_ccu_regmap_config);
1346 if (IS_ERR(regmap))
1347 return PTR_ERR(regmap);
1348
1349 ret = sunxi_ccu_probe(pdev->dev.of_node, reg, &sun8i_r40_ccu_desc);
1350 if (ret)
1351 return ret;
1352
1353 /* Gate then ungate PLL CPU after any rate changes */
1354 ccu_pll_notifier_register(&sun8i_r40_pll_cpu_nb);
1355
1356 /* Reparent CPU during PLL CPU rate changes */
1357 ccu_mux_notifier_register(pll_cpu_clk.common.hw.clk,
1358 &sun8i_r40_cpu_nb);
1359
1360 return 0;
1361 }
1362
1363 static const struct of_device_id sun8i_r40_ccu_ids[] = {
1364 { .compatible = "allwinner,sun8i-r40-ccu" },
1365 { }
1366 };
1367
1368 static struct platform_driver sun8i_r40_ccu_driver = {
1369 .probe = sun8i_r40_ccu_probe,
1370 .driver = {
1371 .name = "sun8i-r40-ccu",
1372 .of_match_table = sun8i_r40_ccu_ids,
1373 },
1374 };
1375 builtin_platform_driver(sun8i_r40_ccu_driver);
Linux with added FPC-III support