projects / linux-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Merge tag 'csky-for-linus-4.20-fixup-dtb' of https://github.com/c-sky/csky-linux
[linux-block.git] / drivers / clk / sunxi-ng / ccu-sun8i-r40.c
CommitLineData
cd030a78
IZ		 1/*
2 * Copyright (c) 2017 Icenowy Zheng <icenowy@aosc.io>
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>
c3bf29f6
IZ		 15#include <linux/platform_device.h>
16#include <linux/regmap.h>
cd030a78
IZ		 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_mult.h"
25#include "ccu_nk.h"
26#include "ccu_nkm.h"
27#include "ccu_nkmp.h"
28#include "ccu_nm.h"
29#include "ccu_phase.h"
30
31#include "ccu-sun8i-r40.h"
32
33/* TODO: The result of N*K is required to be in [10, 88] range. */
34static struct ccu_nkmp pll_cpu_clk = {
35 .enable = BIT(31),
36 .lock = BIT(28),
37 .n = _SUNXI_CCU_MULT(8, 5),
38 .k = _SUNXI_CCU_MULT(4, 2),
39 .m = _SUNXI_CCU_DIV(0, 2),
40 .p = _SUNXI_CCU_DIV_MAX(16, 2, 4),
41 .common = {
42 .reg = 0x000,
43 .hw.init = CLK_HW_INIT("pll-cpu",
44 "osc24M",
45 &ccu_nkmp_ops,
46 CLK_SET_RATE_UNGATE),
47 },
48};
49
50/*
51 * The Audio PLL is supposed to have 4 outputs: 3 fixed factors from
52 * the base (2x, 4x and 8x), and one variable divider (the one true
53 * pll audio).
54 *
55 * We don't have any need for the variable divider for now, so we just
56 * hardcode it to match with the clock names
57 */
58#define SUN8I_R40_PLL_AUDIO_REG 0x008
59
60static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
61 "osc24M", 0x008,
62 8, 7, /* N */
63 0, 5, /* M */
64 BIT(31), /* gate */
65 BIT(28), /* lock */
66 CLK_SET_RATE_UNGATE);
67
b16fb669
JS		 68static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video0_clk, "pll-video0",
69 "osc24M", 0x0010,
70 192000000, /* Minimum rate */
71 1008000000, /* Maximum rate */
72 8, 7, /* N */
73 0, 4, /* M */
74 BIT(24), /* frac enable */
75 BIT(25), /* frac select */
76 270000000, /* frac rate 0 */
77 297000000, /* frac rate 1 */
78 BIT(31), /* gate */
79 BIT(28), /* lock */
80 CLK_SET_RATE_UNGATE);
cd030a78
IZ		 81
82/* TODO: The result of N/M is required to be in [8, 25] range. */
83static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve",
84 "osc24M", 0x0018,
85 8, 7, /* N */
86 0, 4, /* M */
87 BIT(24), /* frac enable */
88 BIT(25), /* frac select */
89 270000000, /* frac rate 0 */
90 297000000, /* frac rate 1 */
91 BIT(31), /* gate */
92 BIT(28), /* lock */
93 CLK_SET_RATE_UNGATE);
94
95/* TODO: The result of N*K is required to be in [10, 77] range. */
96static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr0_clk, "pll-ddr0",
97 "osc24M", 0x020,
98 8, 5, /* N */
99 4, 2, /* K */
100 0, 2, /* M */
101 BIT(31), /* gate */
102 BIT(28), /* lock */
103 CLK_SET_RATE_UNGATE);
104
105/* TODO: The result of N*K is required to be in [21, 58] range. */
106static struct ccu_nk pll_periph0_clk = {
107 .enable = BIT(31),
108 .lock = BIT(28),
109 .n = _SUNXI_CCU_MULT(8, 5),
110 .k = _SUNXI_CCU_MULT(4, 2),
111 .fixed_post_div = 2,
112 .common = {
113 .reg = 0x028,
114 .features = CCU_FEATURE_FIXED_POSTDIV,
115 .hw.init = CLK_HW_INIT("pll-periph0", "osc24M",
116 &ccu_nk_ops,
117 CLK_SET_RATE_UNGATE),
118 },
119};
120
121static struct ccu_div pll_periph0_sata_clk = {
122 .enable = BIT(24),
123 .div = _SUNXI_CCU_DIV(0, 2),
124 /*
125 * The formula of pll-periph0 (1x) is 24MHz*N*K/2, and the formula
126 * of pll-periph0-sata is 24MHz*N*K/M/6, so the postdiv here is
127 * 6/2 = 3.
128 */
129 .fixed_post_div = 3,
130 .common = {
131 .reg = 0x028,
132 .features = CCU_FEATURE_FIXED_POSTDIV,
133 .hw.init = CLK_HW_INIT("pll-periph0-sata",
134 "pll-periph0",
135 &ccu_div_ops, 0),
136 },
137};
138
139/* TODO: The result of N*K is required to be in [21, 58] range. */
140static struct ccu_nk pll_periph1_clk = {
141 .enable = BIT(31),
142 .lock = BIT(28),
143 .n = _SUNXI_CCU_MULT(8, 5),
144 .k = _SUNXI_CCU_MULT(4, 2),
145 .fixed_post_div = 2,
146 .common = {
147 .reg = 0x02c,
148 .features = CCU_FEATURE_FIXED_POSTDIV,
149 .hw.init = CLK_HW_INIT("pll-periph1", "osc24M",
150 &ccu_nk_ops,
151 CLK_SET_RATE_UNGATE),
152 },
153};
154
b16fb669
JS		 155static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video1_clk, "pll-video1",
156 "osc24M", 0x030,
157 192000000, /* Minimum rate */
158 1008000000, /* Maximum rate */
159 8, 7, /* N */
160 0, 4, /* M */
161 BIT(24), /* frac enable */
162 BIT(25), /* frac select */
163 270000000, /* frac rate 0 */
164 297000000, /* frac rate 1 */
165 BIT(31), /* gate */
166 BIT(28), /* lock */
167 CLK_SET_RATE_UNGATE);
cd030a78
IZ		 168
169static struct ccu_nkm pll_sata_clk = {
170 .enable = BIT(31),
171 .lock = BIT(28),
172 .n = _SUNXI_CCU_MULT(8, 5),
173 .k = _SUNXI_CCU_MULT(4, 2),
174 .m = _SUNXI_CCU_DIV(0, 2),
175 .fixed_post_div = 6,
176 .common = {
177 .reg = 0x034,
178 .features = CCU_FEATURE_FIXED_POSTDIV,
179 .hw.init = CLK_HW_INIT("pll-sata", "osc24M",
180 &ccu_nkm_ops,
181 CLK_SET_RATE_UNGATE),
182 },
183};
184
185static const char * const pll_sata_out_parents[] = { "pll-sata",
186 "pll-periph0-sata" };
187static SUNXI_CCU_MUX_WITH_GATE(pll_sata_out_clk, "pll-sata-out",
188 pll_sata_out_parents, 0x034,
189 30, 1, /* mux */
190 BIT(14), /* gate */
191 CLK_SET_RATE_PARENT);
192
193/* TODO: The result of N/M is required to be in [8, 25] range. */
194static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_gpu_clk, "pll-gpu",
195 "osc24M", 0x038,
196 8, 7, /* N */
197 0, 4, /* M */
198 BIT(24), /* frac enable */
199 BIT(25), /* frac select */
200 270000000, /* frac rate 0 */
201 297000000, /* frac rate 1 */
202 BIT(31), /* gate */
203 BIT(28), /* lock */
204 CLK_SET_RATE_UNGATE);
205
206/*
207 * The MIPI PLL has 2 modes: "MIPI" and "HDMI".
208 *
209 * The MIPI mode is a standard NKM-style clock. The HDMI mode is an
210 * integer / fractional clock with switchable multipliers and dividers.
211 * This is not supported here. We hardcode the PLL to MIPI mode.
212 *
213 * TODO: In the MIPI mode, M/N is required to be equal or lesser than 3,
214 * which cannot be implemented now.
215 */
216#define SUN8I_R40_PLL_MIPI_REG 0x040
217
218static const char * const pll_mipi_parents[] = { "pll-video0" };
219static struct ccu_nkm pll_mipi_clk = {
220 .enable = BIT(31) | BIT(23) | BIT(22),
221 .lock = BIT(28),
222 .n = _SUNXI_CCU_MULT(8, 4),
223 .k = _SUNXI_CCU_MULT_MIN(4, 2, 2),
224 .m = _SUNXI_CCU_DIV(0, 4),
225 .mux = _SUNXI_CCU_MUX(21, 1),
226 .common = {
227 .reg = 0x040,
228 .hw.init = CLK_HW_INIT_PARENTS("pll-mipi",
229 pll_mipi_parents,
230 &ccu_nkm_ops,
231 CLK_SET_RATE_UNGATE)
232 },
233};
234
235/* TODO: The result of N/M is required to be in [8, 25] range. */
236static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_de_clk, "pll-de",
237 "osc24M", 0x048,
238 8, 7, /* N */
239 0, 4, /* M */
240 BIT(24), /* frac enable */
241 BIT(25), /* frac select */
242 270000000, /* frac rate 0 */
243 297000000, /* frac rate 1 */
244 BIT(31), /* gate */
245 BIT(28), /* lock */
246 CLK_SET_RATE_UNGATE);
247
248/* TODO: The N factor is required to be in [16, 75] range. */
249static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_ddr1_clk, "pll-ddr1",
250 "osc24M", 0x04c,
251 8, 7, /* N */
252 0, 2, /* M */
253 BIT(31), /* gate */
254 BIT(28), /* lock */
255 CLK_SET_RATE_UNGATE);
256
257static const char * const cpu_parents[] = { "osc32k", "osc24M",
258 "pll-cpu", "pll-cpu" };
259static SUNXI_CCU_MUX(cpu_clk, "cpu", cpu_parents,
260 0x050, 16, 2, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT);
261
262static SUNXI_CCU_M(axi_clk, "axi", "cpu", 0x050, 0, 2, 0);
263
264static const char * const ahb1_parents[] = { "osc32k", "osc24M",
265 "axi", "pll-periph0" };
266static const struct ccu_mux_var_prediv ahb1_predivs[] = {
267 { .index = 3, .shift = 6, .width = 2 },
268};
269static struct ccu_div ahb1_clk = {
270 .div = _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO),
271
272 .mux = {
273 .shift = 12,
274 .width = 2,
275
276 .var_predivs = ahb1_predivs,
277 .n_var_predivs = ARRAY_SIZE(ahb1_predivs),
278 },
279
280 .common = {
281 .reg = 0x054,
282 .features = CCU_FEATURE_VARIABLE_PREDIV,
283 .hw.init = CLK_HW_INIT_PARENTS("ahb1",
284 ahb1_parents,
285 &ccu_div_ops,
286 0),
287 },
288};
289
290static struct clk_div_table apb1_div_table[] = {
291 { .val = 0, .div = 2 },
292 { .val = 1, .div = 2 },
293 { .val = 2, .div = 4 },
294 { .val = 3, .div = 8 },
295 { /* Sentinel */ },
296};
297static SUNXI_CCU_DIV_TABLE(apb1_clk, "apb1", "ahb1",
298 0x054, 8, 2, apb1_div_table, 0);
299
300static const char * const apb2_parents[] = { "osc32k", "osc24M",
301 "pll-periph0-2x",
302 "pll-periph0-2x" };
303static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", apb2_parents, 0x058,
304 0, 5, /* M */
305 16, 2, /* P */
306 24, 2, /* mux */
307 0);
308
309static SUNXI_CCU_GATE(bus_mipi_dsi_clk, "bus-mipi-dsi", "ahb1",
310 0x060, BIT(1), 0);
311static SUNXI_CCU_GATE(bus_ce_clk, "bus-ce", "ahb1",
312 0x060, BIT(5), 0);
313static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "ahb1",
314 0x060, BIT(6), 0);
315static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb1",
316 0x060, BIT(8), 0);
317static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb1",
318 0x060, BIT(9), 0);
319static SUNXI_CCU_GATE(bus_mmc2_clk, "bus-mmc2", "ahb1",
320 0x060, BIT(10), 0);
321static SUNXI_CCU_GATE(bus_mmc3_clk, "bus-mmc3", "ahb1",
322 0x060, BIT(11), 0);
323static SUNXI_CCU_GATE(bus_nand_clk, "bus-nand", "ahb1",
324 0x060, BIT(13), 0);
325static SUNXI_CCU_GATE(bus_dram_clk, "bus-dram", "ahb1",
326 0x060, BIT(14), 0);
327static SUNXI_CCU_GATE(bus_emac_clk, "bus-emac", "ahb1",
328 0x060, BIT(17), 0);
329static SUNXI_CCU_GATE(bus_ts_clk, "bus-ts", "ahb1",
330 0x060, BIT(18), 0);
331static SUNXI_CCU_GATE(bus_hstimer_clk, "bus-hstimer", "ahb1",
332 0x060, BIT(19), 0);
333static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb1",
334 0x060, BIT(20), 0);
335static SUNXI_CCU_GATE(bus_spi1_clk, "bus-spi1", "ahb1",
336 0x060, BIT(21), 0);
337static SUNXI_CCU_GATE(bus_spi2_clk, "bus-spi2", "ahb1",
338 0x060, BIT(22), 0);
339static SUNXI_CCU_GATE(bus_spi3_clk, "bus-spi3", "ahb1",
340 0x060, BIT(23), 0);
341static SUNXI_CCU_GATE(bus_sata_clk, "bus-sata", "ahb1",
342 0x060, BIT(24), 0);
343static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb1",
344 0x060, BIT(25), 0);
345static SUNXI_CCU_GATE(bus_ehci0_clk, "bus-ehci0", "ahb1",
346 0x060, BIT(26), 0);
347static SUNXI_CCU_GATE(bus_ehci1_clk, "bus-ehci1", "ahb1",
348 0x060, BIT(27), 0);
349static SUNXI_CCU_GATE(bus_ehci2_clk, "bus-ehci2", "ahb1",
350 0x060, BIT(28), 0);
351static SUNXI_CCU_GATE(bus_ohci0_clk, "bus-ohci0", "ahb1",
352 0x060, BIT(29), 0);
353static SUNXI_CCU_GATE(bus_ohci1_clk, "bus-ohci1", "ahb1",
354 0x060, BIT(30), 0);
355static SUNXI_CCU_GATE(bus_ohci2_clk, "bus-ohci2", "ahb1",
356 0x060, BIT(31), 0);
357
358static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "ahb1",
359 0x064, BIT(0), 0);
360static SUNXI_CCU_GATE(bus_mp_clk, "bus-mp", "ahb1",
361 0x064, BIT(2), 0);
362static SUNXI_CCU_GATE(bus_deinterlace_clk, "bus-deinterlace", "ahb1",
363 0x064, BIT(5), 0);
364static SUNXI_CCU_GATE(bus_csi0_clk, "bus-csi0", "ahb1",
365 0x064, BIT(8), 0);
366static SUNXI_CCU_GATE(bus_csi1_clk, "bus-csi1", "ahb1",
367 0x064, BIT(9), 0);
368static SUNXI_CCU_GATE(bus_hdmi0_clk, "bus-hdmi0", "ahb1",
369 0x064, BIT(10), 0);
370static SUNXI_CCU_GATE(bus_hdmi1_clk, "bus-hdmi1", "ahb1",
371 0x064, BIT(11), 0);
372static SUNXI_CCU_GATE(bus_de_clk, "bus-de", "ahb1",
373 0x064, BIT(12), 0);
374static SUNXI_CCU_GATE(bus_tve0_clk, "bus-tve0", "ahb1",
375 0x064, BIT(13), 0);
376static SUNXI_CCU_GATE(bus_tve1_clk, "bus-tve1", "ahb1",
377 0x064, BIT(14), 0);
378static SUNXI_CCU_GATE(bus_tve_top_clk, "bus-tve-top", "ahb1",
379 0x064, BIT(15), 0);
380static SUNXI_CCU_GATE(bus_gmac_clk, "bus-gmac", "ahb1",
381 0x064, BIT(17), 0);
382static SUNXI_CCU_GATE(bus_gpu_clk, "bus-gpu", "ahb1",
383 0x064, BIT(20), 0);
384static SUNXI_CCU_GATE(bus_tvd0_clk, "bus-tvd0", "ahb1",
385 0x064, BIT(21), 0);
386static SUNXI_CCU_GATE(bus_tvd1_clk, "bus-tvd1", "ahb1",
387 0x064, BIT(22), 0);
388static SUNXI_CCU_GATE(bus_tvd2_clk, "bus-tvd2", "ahb1",
389 0x064, BIT(23), 0);
390static SUNXI_CCU_GATE(bus_tvd3_clk, "bus-tvd3", "ahb1",
391 0x064, BIT(24), 0);
392static SUNXI_CCU_GATE(bus_tvd_top_clk, "bus-tvd-top", "ahb1",
393 0x064, BIT(25), 0);
394static SUNXI_CCU_GATE(bus_tcon_lcd0_clk, "bus-tcon-lcd0", "ahb1",
395 0x064, BIT(26), 0);
396static SUNXI_CCU_GATE(bus_tcon_lcd1_clk, "bus-tcon-lcd1", "ahb1",
397 0x064, BIT(27), 0);
398static SUNXI_CCU_GATE(bus_tcon_tv0_clk, "bus-tcon-tv0", "ahb1",
399 0x064, BIT(28), 0);
400static SUNXI_CCU_GATE(bus_tcon_tv1_clk, "bus-tcon-tv1", "ahb1",
401 0x064, BIT(29), 0);
402static SUNXI_CCU_GATE(bus_tcon_top_clk, "bus-tcon-top", "ahb1",
403 0x064, BIT(30), 0);
404
405static SUNXI_CCU_GATE(bus_codec_clk, "bus-codec", "apb1",
406 0x068, BIT(0), 0);
407static SUNXI_CCU_GATE(bus_spdif_clk, "bus-spdif", "apb1",
408 0x068, BIT(1), 0);
409static SUNXI_CCU_GATE(bus_ac97_clk, "bus-ac97", "apb1",
410 0x068, BIT(2), 0);
411static SUNXI_CCU_GATE(bus_pio_clk, "bus-pio", "apb1",
412 0x068, BIT(5), 0);
413static SUNXI_CCU_GATE(bus_ir0_clk, "bus-ir0", "apb1",
414 0x068, BIT(6), 0);
415static SUNXI_CCU_GATE(bus_ir1_clk, "bus-ir1", "apb1",
416 0x068, BIT(7), 0);
417static SUNXI_CCU_GATE(bus_ths_clk, "bus-ths", "apb1",
418 0x068, BIT(8), 0);
419static SUNXI_CCU_GATE(bus_keypad_clk, "bus-keypad", "apb1",
420 0x068, BIT(10), 0);
421static SUNXI_CCU_GATE(bus_i2s0_clk, "bus-i2s0", "apb1",
422 0x068, BIT(12), 0);
423static SUNXI_CCU_GATE(bus_i2s1_clk, "bus-i2s1", "apb1",
424 0x068, BIT(13), 0);
425static SUNXI_CCU_GATE(bus_i2s2_clk, "bus-i2s2", "apb1",
426 0x068, BIT(14), 0);
427
428static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb2",
429 0x06c, BIT(0), 0);
430static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb2",
431 0x06c, BIT(1), 0);
432static SUNXI_CCU_GATE(bus_i2c2_clk, "bus-i2c2", "apb2",
433 0x06c, BIT(2), 0);
434static SUNXI_CCU_GATE(bus_i2c3_clk, "bus-i2c3", "apb2",
435 0x06c, BIT(3), 0);
436/*
437 * In datasheet here's "Reserved", however the gate exists in BSP soucre
438 * code.
439 */
440static SUNXI_CCU_GATE(bus_can_clk, "bus-can", "apb2",
441 0x06c, BIT(4), 0);
442static SUNXI_CCU_GATE(bus_scr_clk, "bus-scr", "apb2",
443 0x06c, BIT(5), 0);
444static SUNXI_CCU_GATE(bus_ps20_clk, "bus-ps20", "apb2",
445 0x06c, BIT(6), 0);
446static SUNXI_CCU_GATE(bus_ps21_clk, "bus-ps21", "apb2",
447 0x06c, BIT(7), 0);
448static SUNXI_CCU_GATE(bus_i2c4_clk, "bus-i2c4", "apb2",
449 0x06c, BIT(15), 0);
450static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb2",
451 0x06c, BIT(16), 0);
452static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb2",
453 0x06c, BIT(17), 0);
454static SUNXI_CCU_GATE(bus_uart2_clk, "bus-uart2", "apb2",
455 0x06c, BIT(18), 0);
456static SUNXI_CCU_GATE(bus_uart3_clk, "bus-uart3", "apb2",
457 0x06c, BIT(19), 0);
458static SUNXI_CCU_GATE(bus_uart4_clk, "bus-uart4", "apb2",
459 0x06c, BIT(20), 0);
460static SUNXI_CCU_GATE(bus_uart5_clk, "bus-uart5", "apb2",
461 0x06c, BIT(21), 0);
462static SUNXI_CCU_GATE(bus_uart6_clk, "bus-uart6", "apb2",
463 0x06c, BIT(22), 0);
464static SUNXI_CCU_GATE(bus_uart7_clk, "bus-uart7", "apb2",
465 0x06c, BIT(23), 0);
466
467static SUNXI_CCU_GATE(bus_dbg_clk, "bus-dbg", "ahb1",
468 0x070, BIT(7), 0);
469
470static const char * const ths_parents[] = { "osc24M" };
471static struct ccu_div ths_clk = {
472 .enable = BIT(31),
473 .div = _SUNXI_CCU_DIV_FLAGS(0, 2, CLK_DIVIDER_POWER_OF_TWO),
474 .mux = _SUNXI_CCU_MUX(24, 2),
475 .common = {
476 .reg = 0x074,
477 .hw.init = CLK_HW_INIT_PARENTS("ths",
478 ths_parents,
479 &ccu_div_ops,
480 0),
481 },
482};
483
484static const char * const mod0_default_parents[] = { "osc24M", "pll-periph0",
485 "pll-periph1" };
486static SUNXI_CCU_MP_WITH_MUX_GATE(nand_clk, "nand", mod0_default_parents, 0x080,
487 0, 4, /* M */
488 16, 2, /* P */
489 24, 2, /* mux */
490 BIT(31), /* gate */
491 0);
492
493static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mod0_default_parents, 0x088,
494 0, 4, /* M */
495 16, 2, /* P */
496 24, 2, /* mux */
497 BIT(31), /* gate */
498 0);
499
500static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mod0_default_parents, 0x08c,
501 0, 4, /* M */
502 16, 2, /* P */
503 24, 2, /* mux */
504 BIT(31), /* gate */
505 0);
506
507static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mod0_default_parents, 0x090,
508 0, 4, /* M */
509 16, 2, /* P */
510 24, 2, /* mux */
511 BIT(31), /* gate */
512 0);
513
514static SUNXI_CCU_MP_WITH_MUX_GATE(mmc3_clk, "mmc3", mod0_default_parents, 0x094,
515 0, 4, /* M */
516 16, 2, /* P */
517 24, 2, /* mux */
518 BIT(31), /* gate */
519 0);
520
521static const char * const ts_parents[] = { "osc24M", "pll-periph0", };
522static SUNXI_CCU_MP_WITH_MUX_GATE(ts_clk, "ts", ts_parents, 0x098,
523 0, 4, /* M */
524 16, 2, /* P */
525 24, 4, /* mux */
526 BIT(31), /* gate */
527 0);
528
529static const char * const ce_parents[] = { "osc24M", "pll-periph0-2x",
530 "pll-periph1-2x" };
531static SUNXI_CCU_MP_WITH_MUX_GATE(ce_clk, "ce", ce_parents, 0x09c,
532 0, 4, /* M */
533 16, 2, /* P */
534 24, 2, /* mux */
535 BIT(31), /* gate */
536 0);
537
538static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", mod0_default_parents, 0x0a0,
539 0, 4, /* M */
540 16, 2, /* P */
541 24, 2, /* mux */
542 BIT(31), /* gate */
543 0);
544
545static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", mod0_default_parents, 0x0a4,
546 0, 4, /* M */
547 16, 2, /* P */
548 24, 2, /* mux */
549 BIT(31), /* gate */
550 0);
551
552static SUNXI_CCU_MP_WITH_MUX_GATE(spi2_clk, "spi2", mod0_default_parents, 0x0a8,
553 0, 4, /* M */
554 16, 2, /* P */
555 24, 2, /* mux */
556 BIT(31), /* gate */
557 0);
558
559static SUNXI_CCU_MP_WITH_MUX_GATE(spi3_clk, "spi3", mod0_default_parents, 0x0ac,
560 0, 4, /* M */
561 16, 2, /* P */
562 24, 2, /* mux */
563 BIT(31), /* gate */
564 0);
565
566static const char * const i2s_parents[] = { "pll-audio-8x", "pll-audio-4x",
567 "pll-audio-2x", "pll-audio" };
568static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", i2s_parents,
569 0x0b0, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
570
571static SUNXI_CCU_MUX_WITH_GATE(i2s1_clk, "i2s1", i2s_parents,
572 0x0b4, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
573
574static SUNXI_CCU_MUX_WITH_GATE(i2s2_clk, "i2s2", i2s_parents,
575 0x0b8, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
576
577static SUNXI_CCU_MUX_WITH_GATE(ac97_clk, "ac97", i2s_parents,
578 0x0bc, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
579
580static SUNXI_CCU_MUX_WITH_GATE(spdif_clk, "spdif", i2s_parents,
581 0x0c0, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
582
583static const char * const keypad_parents[] = { "osc24M", "osc32k" };
584static const u8 keypad_table[] = { 0, 2 };
585static struct ccu_mp keypad_clk = {
586 .enable = BIT(31),
587 .m = _SUNXI_CCU_DIV(0, 5),
588 .p = _SUNXI_CCU_DIV(16, 2),
589 .mux = _SUNXI_CCU_MUX_TABLE(24, 2, keypad_table),
590 .common = {
591 .reg = 0x0c4,
592 .hw.init = CLK_HW_INIT_PARENTS("keypad",
593 keypad_parents,
594 &ccu_mp_ops,
595 0),
596 }
597};
598
599static const char * const sata_parents[] = { "pll-sata-out", "sata-ext" };
600static SUNXI_CCU_MUX_WITH_GATE(sata_clk, "sata", sata_parents,
601 0x0c8, 24, 1, BIT(31), CLK_SET_RATE_PARENT);
602
603/*
604 * There are 3 OHCI 12M clock source selection bits in this register.
605 * We will force them to 0 (12M divided from 48M).
606 */
607#define SUN8I_R40_USB_CLK_REG 0x0cc
608
609static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "osc24M",
610 0x0cc, BIT(8), 0);
611static SUNXI_CCU_GATE(usb_phy1_clk, "usb-phy1", "osc24M",
612 0x0cc, BIT(9), 0);
613static SUNXI_CCU_GATE(usb_phy2_clk, "usb-phy2", "osc24M",
614 0x0cc, BIT(10), 0);
615static SUNXI_CCU_GATE(usb_ohci0_clk, "usb-ohci0", "osc12M",
616 0x0cc, BIT(16), 0);
617static SUNXI_CCU_GATE(usb_ohci1_clk, "usb-ohci1", "osc12M",
618 0x0cc, BIT(17), 0);
619static SUNXI_CCU_GATE(usb_ohci2_clk, "usb-ohci2", "osc12M",
620 0x0cc, BIT(18), 0);
621
622static const char * const ir_parents[] = { "osc24M", "pll-periph0",
623 "pll-periph1", "osc32k" };
624static SUNXI_CCU_MP_WITH_MUX_GATE(ir0_clk, "ir0", ir_parents, 0x0d0,
625 0, 4, /* M */
626 16, 2, /* P */
627 24, 2, /* mux */
628 BIT(31), /* gate */
629 0);
630
631static SUNXI_CCU_MP_WITH_MUX_GATE(ir1_clk, "ir1", ir_parents, 0x0d4,
632 0, 4, /* M */
633 16, 2, /* P */
634 24, 2, /* mux */
635 BIT(31), /* gate */
636 0);
637
638static const char * const dram_parents[] = { "pll-ddr0", "pll-ddr1" };
639static SUNXI_CCU_M_WITH_MUX(dram_clk, "dram", dram_parents,
640 0x0f4, 0, 2, 20, 2, CLK_IS_CRITICAL);
641
642static SUNXI_CCU_GATE(dram_ve_clk, "dram-ve", "dram",
643 0x100, BIT(0), 0);
644static SUNXI_CCU_GATE(dram_csi0_clk, "dram-csi0", "dram",
645 0x100, BIT(1), 0);
646static SUNXI_CCU_GATE(dram_csi1_clk, "dram-csi1", "dram",
647 0x100, BIT(2), 0);
648static SUNXI_CCU_GATE(dram_ts_clk, "dram-ts", "dram",
649 0x100, BIT(3), 0);
650static SUNXI_CCU_GATE(dram_tvd_clk, "dram-tvd", "dram",
651 0x100, BIT(4), 0);
652static SUNXI_CCU_GATE(dram_mp_clk, "dram-mp", "dram",
653 0x100, BIT(5), 0);
654static SUNXI_CCU_GATE(dram_deinterlace_clk, "dram-deinterlace", "dram",
655 0x100, BIT(6), 0);
656
657static const char * const de_parents[] = { "pll-periph0-2x", "pll-de" };
658static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents,
fb4aa0f6
JS		 659 0x104, 0, 4, 24, 3, BIT(31),
660 CLK_SET_RATE_PARENT);
cd030a78
IZ		 661static SUNXI_CCU_M_WITH_MUX_GATE(mp_clk, "mp", de_parents,
662 0x108, 0, 4, 24, 3, BIT(31), 0);
663
664static const char * const tcon_parents[] = { "pll-video0", "pll-video1",
665 "pll-video0-2x", "pll-video1-2x",
666 "pll-mipi" };
667static SUNXI_CCU_MUX_WITH_GATE(tcon_lcd0_clk, "tcon-lcd0", tcon_parents,
668 0x110, 24, 3, BIT(31), CLK_SET_RATE_PARENT);
669static SUNXI_CCU_MUX_WITH_GATE(tcon_lcd1_clk, "tcon-lcd1", tcon_parents,
670 0x114, 24, 3, BIT(31), CLK_SET_RATE_PARENT);
671static SUNXI_CCU_M_WITH_MUX_GATE(tcon_tv0_clk, "tcon-tv0", tcon_parents,
fb4aa0f6
JS		 672 0x118, 0, 4, 24, 3, BIT(31),
673 CLK_SET_RATE_PARENT);
cd030a78 674static SUNXI_CCU_M_WITH_MUX_GATE(tcon_tv1_clk, "tcon-tv1", tcon_parents,
fb4aa0f6
JS		 675 0x11c, 0, 4, 24, 3, BIT(31),
676 CLK_SET_RATE_PARENT);
cd030a78
IZ		 677
678static const char * const deinterlace_parents[] = { "pll-periph0",
679 "pll-periph1" };
680static SUNXI_CCU_M_WITH_MUX_GATE(deinterlace_clk, "deinterlace",
681 deinterlace_parents, 0x124, 0, 4, 24, 3,
682 BIT(31), 0);
683
684static const char * const csi_mclk_parents[] = { "osc24M", "pll-video1",
685 "pll-periph1" };
686static SUNXI_CCU_M_WITH_MUX_GATE(csi1_mclk_clk, "csi1-mclk", csi_mclk_parents,
687 0x130, 0, 5, 8, 3, BIT(15), 0);
688
689static const char * const csi_sclk_parents[] = { "pll-periph0", "pll-periph1" };
690static SUNXI_CCU_M_WITH_MUX_GATE(csi_sclk_clk, "csi-sclk", csi_sclk_parents,
691 0x134, 16, 4, 24, 3, BIT(31), 0);
692
693static SUNXI_CCU_M_WITH_MUX_GATE(csi0_mclk_clk, "csi0-mclk", csi_mclk_parents,
694 0x134, 0, 5, 8, 3, BIT(15), 0);
695
696static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve",
697 0x13c, 16, 3, BIT(31), CLK_SET_RATE_PARENT);
698
699static SUNXI_CCU_GATE(codec_clk, "codec", "pll-audio",
700 0x140, BIT(31), CLK_SET_RATE_PARENT);
701static SUNXI_CCU_GATE(avs_clk, "avs", "osc24M",
702 0x144, BIT(31), 0);
703
704static const char * const hdmi_parents[] = { "pll-video0", "pll-video1" };
705static SUNXI_CCU_M_WITH_MUX_GATE(hdmi_clk, "hdmi", hdmi_parents,
fb4aa0f6
JS		 706 0x150, 0, 4, 24, 2, BIT(31),
707 CLK_SET_RATE_PARENT);
cd030a78
IZ		 708
709static SUNXI_CCU_GATE(hdmi_slow_clk, "hdmi-slow", "osc24M",
710 0x154, BIT(31), 0);
711
712/*
713 * In the SoC's user manual, the P factor is mentioned, but not used in
714 * the frequency formula.
715 *
716 * Here the factor is included, according to the BSP kernel source,
717 * which contains the P factor of this clock.
718 */
719static const char * const mbus_parents[] = { "osc24M", "pll-periph0-2x",
720 "pll-ddr0" };
721static SUNXI_CCU_MP_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents, 0x15c,
722 0, 4, /* M */
723 16, 2, /* P */
724 24, 2, /* mux */
725 BIT(31), /* gate */
726 CLK_IS_CRITICAL);
727
728static const char * const dsi_dphy_parents[] = { "pll-video0", "pll-video1",
729 "pll-periph0" };
730static SUNXI_CCU_M_WITH_MUX_GATE(dsi_dphy_clk, "dsi-dphy", dsi_dphy_parents,
731 0x168, 0, 4, 8, 2, BIT(15), 0);
732
733static SUNXI_CCU_M_WITH_MUX_GATE(tve0_clk, "tve0", tcon_parents,
734 0x180, 0, 4, 24, 3, BIT(31), 0);
735static SUNXI_CCU_M_WITH_MUX_GATE(tve1_clk, "tve1", tcon_parents,
736 0x184, 0, 4, 24, 3, BIT(31), 0);
737
738static const char * const tvd_parents[] = { "pll-video0", "pll-video1",
739 "pll-video0-2x", "pll-video1-2x" };
740static SUNXI_CCU_M_WITH_MUX_GATE(tvd0_clk, "tvd0", tvd_parents,
741 0x188, 0, 4, 24, 3, BIT(31), 0);
742static SUNXI_CCU_M_WITH_MUX_GATE(tvd1_clk, "tvd1", tvd_parents,
743 0x18c, 0, 4, 24, 3, BIT(31), 0);
744static SUNXI_CCU_M_WITH_MUX_GATE(tvd2_clk, "tvd2", tvd_parents,
745 0x190, 0, 4, 24, 3, BIT(31), 0);
746static SUNXI_CCU_M_WITH_MUX_GATE(tvd3_clk, "tvd3", tvd_parents,
747 0x194, 0, 4, 24, 3, BIT(31), 0);
748
749static SUNXI_CCU_M_WITH_GATE(gpu_clk, "gpu", "pll-gpu",
750 0x1a0, 0, 3, BIT(31), CLK_SET_RATE_PARENT);
751
752static const char * const out_parents[] = { "osc24M", "osc32k", "osc24M" };
753static const struct ccu_mux_fixed_prediv out_predivs[] = {
754 { .index = 0, .div = 750, },
755};
756
757static struct ccu_mp outa_clk = {
758 .enable = BIT(31),
759 .m = _SUNXI_CCU_DIV(8, 5),
760 .p = _SUNXI_CCU_DIV(20, 2),
761 .mux = {
762 .shift = 24,
763 .width = 2,
764 .fixed_predivs = out_predivs,
765 .n_predivs = ARRAY_SIZE(out_predivs),
766 },
767 .common = {
768 .reg = 0x1f0,
769 .features = CCU_FEATURE_FIXED_PREDIV,
770 .hw.init = CLK_HW_INIT_PARENTS("outa", out_parents,
771 &ccu_mp_ops, 0),
772 }
773};
774
775static struct ccu_mp outb_clk = {
776 .enable = BIT(31),
777 .m = _SUNXI_CCU_DIV(8, 5),
778 .p = _SUNXI_CCU_DIV(20, 2),
779 .mux = {
780 .shift = 24,
781 .width = 2,
782 .fixed_predivs = out_predivs,
783 .n_predivs = ARRAY_SIZE(out_predivs),
784 },
785 .common = {
786 .reg = 0x1f4,
787 .features = CCU_FEATURE_FIXED_PREDIV,
788 .hw.init = CLK_HW_INIT_PARENTS("outb", out_parents,
789 &ccu_mp_ops, 0),
790 }
791};
792
793static struct ccu_common *sun8i_r40_ccu_clks[] = {
794 &pll_cpu_clk.common,
795 &pll_audio_base_clk.common,
796 &pll_video0_clk.common,
797 &pll_ve_clk.common,
798 &pll_ddr0_clk.common,
799 &pll_periph0_clk.common,
800 &pll_periph0_sata_clk.common,
801 &pll_periph1_clk.common,
802 &pll_video1_clk.common,
803 &pll_sata_clk.common,
804 &pll_sata_out_clk.common,
805 &pll_gpu_clk.common,
806 &pll_mipi_clk.common,
807 &pll_de_clk.common,
808 &pll_ddr1_clk.common,
809 &cpu_clk.common,
810 &axi_clk.common,
811 &ahb1_clk.common,
812 &apb1_clk.common,
813 &apb2_clk.common,
814 &bus_mipi_dsi_clk.common,
815 &bus_ce_clk.common,
816 &bus_dma_clk.common,
817 &bus_mmc0_clk.common,
818 &bus_mmc1_clk.common,
819 &bus_mmc2_clk.common,
820 &bus_mmc3_clk.common,
821 &bus_nand_clk.common,
822 &bus_dram_clk.common,
823 &bus_emac_clk.common,
824 &bus_ts_clk.common,
825 &bus_hstimer_clk.common,
826 &bus_spi0_clk.common,
827 &bus_spi1_clk.common,
828 &bus_spi2_clk.common,
829 &bus_spi3_clk.common,
830 &bus_sata_clk.common,
831 &bus_otg_clk.common,
832 &bus_ehci0_clk.common,
833 &bus_ehci1_clk.common,
834 &bus_ehci2_clk.common,
835 &bus_ohci0_clk.common,
836 &bus_ohci1_clk.common,
837 &bus_ohci2_clk.common,
838 &bus_ve_clk.common,
839 &bus_mp_clk.common,
840 &bus_deinterlace_clk.common,
841 &bus_csi0_clk.common,
842 &bus_csi1_clk.common,
843 &bus_hdmi0_clk.common,
844 &bus_hdmi1_clk.common,
845 &bus_de_clk.common,
846 &bus_tve0_clk.common,
847 &bus_tve1_clk.common,
848 &bus_tve_top_clk.common,
849 &bus_gmac_clk.common,
850 &bus_gpu_clk.common,
851 &bus_tvd0_clk.common,
852 &bus_tvd1_clk.common,
853 &bus_tvd2_clk.common,
854 &bus_tvd3_clk.common,
855 &bus_tvd_top_clk.common,
856 &bus_tcon_lcd0_clk.common,
857 &bus_tcon_lcd1_clk.common,
858 &bus_tcon_tv0_clk.common,
859 &bus_tcon_tv1_clk.common,
860 &bus_tcon_top_clk.common,
861 &bus_codec_clk.common,
862 &bus_spdif_clk.common,
863 &bus_ac97_clk.common,
864 &bus_pio_clk.common,
865 &bus_ir0_clk.common,
866 &bus_ir1_clk.common,
867 &bus_ths_clk.common,
868 &bus_keypad_clk.common,
869 &bus_i2s0_clk.common,
870 &bus_i2s1_clk.common,
871 &bus_i2s2_clk.common,
872 &bus_i2c0_clk.common,
873 &bus_i2c1_clk.common,
874 &bus_i2c2_clk.common,
875 &bus_i2c3_clk.common,
876 &bus_can_clk.common,
877 &bus_scr_clk.common,
878 &bus_ps20_clk.common,
879 &bus_ps21_clk.common,
880 &bus_i2c4_clk.common,
881 &bus_uart0_clk.common,
882 &bus_uart1_clk.common,
883 &bus_uart2_clk.common,
884 &bus_uart3_clk.common,
885 &bus_uart4_clk.common,
886 &bus_uart5_clk.common,
887 &bus_uart6_clk.common,
888 &bus_uart7_clk.common,
889 &bus_dbg_clk.common,
890 &ths_clk.common,
891 &nand_clk.common,
892 &mmc0_clk.common,
893 &mmc1_clk.common,
894 &mmc2_clk.common,
895 &mmc3_clk.common,
896 &ts_clk.common,
897 &ce_clk.common,
898 &spi0_clk.common,
899 &spi1_clk.common,
900 &spi2_clk.common,
901 &spi3_clk.common,
902 &i2s0_clk.common,
903 &i2s1_clk.common,
904 &i2s2_clk.common,
905 &ac97_clk.common,
906 &spdif_clk.common,
907 &keypad_clk.common,
908 &sata_clk.common,
909 &usb_phy0_clk.common,
910 &usb_phy1_clk.common,
911 &usb_phy2_clk.common,
912 &usb_ohci0_clk.common,
913 &usb_ohci1_clk.common,
914 &usb_ohci2_clk.common,
915 &ir0_clk.common,
916 &ir1_clk.common,
917 &dram_clk.common,
918 &dram_ve_clk.common,
919 &dram_csi0_clk.common,
920 &dram_csi1_clk.common,
921 &dram_ts_clk.common,
922 &dram_tvd_clk.common,
923 &dram_mp_clk.common,
924 &dram_deinterlace_clk.common,
925 &de_clk.common,
926 &mp_clk.common,
927 &tcon_lcd0_clk.common,
928 &tcon_lcd1_clk.common,
929 &tcon_tv0_clk.common,
930 &tcon_tv1_clk.common,
931 &deinterlace_clk.common,
932 &csi1_mclk_clk.common,
933 &csi_sclk_clk.common,
934 &csi0_mclk_clk.common,
935 &ve_clk.common,
936 &codec_clk.common,
937 &avs_clk.common,
938 &hdmi_clk.common,
939 &hdmi_slow_clk.common,
940 &mbus_clk.common,
941 &dsi_dphy_clk.common,
942 &tve0_clk.common,
943 &tve1_clk.common,
944 &tvd0_clk.common,
945 &tvd1_clk.common,
946 &tvd2_clk.common,
947 &tvd3_clk.common,
948 &gpu_clk.common,
949 &outa_clk.common,
950 &outb_clk.common,
951};
952
953/* Fixed Factor clocks */
954static CLK_FIXED_FACTOR(osc12M_clk, "osc12M", "osc24M", 2, 1, 0);
955
956/* We hardcode the divider to 4 for now */
957static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
958 "pll-audio-base", 4, 1, CLK_SET_RATE_PARENT);
959static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
960 "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
961static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
962 "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
963static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
964 "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
965static CLK_FIXED_FACTOR(pll_periph0_2x_clk, "pll-periph0-2x",
966 "pll-periph0", 1, 2, 0);
967static CLK_FIXED_FACTOR(pll_periph1_2x_clk, "pll-periph1-2x",
968 "pll-periph1", 1, 2, 0);
969static CLK_FIXED_FACTOR(pll_video0_2x_clk, "pll-video0-2x",
970 "pll-video0", 1, 2, 0);
971static CLK_FIXED_FACTOR(pll_video1_2x_clk, "pll-video1-2x",
972 "pll-video1", 1, 2, 0);
973
974static struct clk_hw_onecell_data sun8i_r40_hw_clks = {
975 .hws = {
976 [CLK_OSC_12M] = &osc12M_clk.hw,
977 [CLK_PLL_CPU] = &pll_cpu_clk.common.hw,
978 [CLK_PLL_AUDIO_BASE] = &pll_audio_base_clk.common.hw,
979 [CLK_PLL_AUDIO] = &pll_audio_clk.hw,
980 [CLK_PLL_AUDIO_2X] = &pll_audio_2x_clk.hw,
981 [CLK_PLL_AUDIO_4X] = &pll_audio_4x_clk.hw,
982 [CLK_PLL_AUDIO_8X] = &pll_audio_8x_clk.hw,
983 [CLK_PLL_VIDEO0] = &pll_video0_clk.common.hw,
984 [CLK_PLL_VIDEO0_2X] = &pll_video0_2x_clk.hw,
985 [CLK_PLL_VE] = &pll_ve_clk.common.hw,
986 [CLK_PLL_DDR0] = &pll_ddr0_clk.common.hw,
987 [CLK_PLL_PERIPH0] = &pll_periph0_clk.common.hw,
988 [CLK_PLL_PERIPH0_SATA] = &pll_periph0_sata_clk.common.hw,
989 [CLK_PLL_PERIPH0_2X] = &pll_periph0_2x_clk.hw,
990 [CLK_PLL_PERIPH1] = &pll_periph1_clk.common.hw,
991 [CLK_PLL_PERIPH1_2X] = &pll_periph1_2x_clk.hw,
992 [CLK_PLL_VIDEO1] = &pll_video1_clk.common.hw,
993 [CLK_PLL_VIDEO1_2X] = &pll_video1_2x_clk.hw,
994 [CLK_PLL_SATA] = &pll_sata_clk.common.hw,
995 [CLK_PLL_SATA_OUT] = &pll_sata_out_clk.common.hw,
996 [CLK_PLL_GPU] = &pll_gpu_clk.common.hw,
997 [CLK_PLL_MIPI] = &pll_mipi_clk.common.hw,
998 [CLK_PLL_DE] = &pll_de_clk.common.hw,
999 [CLK_PLL_DDR1] = &pll_ddr1_clk.common.hw,
1000 [CLK_CPU] = &cpu_clk.common.hw,
1001 [CLK_AXI] = &axi_clk.common.hw,
1002 [CLK_AHB1] = &ahb1_clk.common.hw,
1003 [CLK_APB1] = &apb1_clk.common.hw,
1004 [CLK_APB2] = &apb2_clk.common.hw,
1005 [CLK_BUS_MIPI_DSI] = &bus_mipi_dsi_clk.common.hw,
1006 [CLK_BUS_CE] = &bus_ce_clk.common.hw,
1007 [CLK_BUS_DMA] = &bus_dma_clk.common.hw,
1008 [CLK_BUS_MMC0] = &bus_mmc0_clk.common.hw,
1009 [CLK_BUS_MMC1] = &bus_mmc1_clk.common.hw,
1010 [CLK_BUS_MMC2] = &bus_mmc2_clk.common.hw,
1011 [CLK_BUS_MMC3] = &bus_mmc3_clk.common.hw,
1012 [CLK_BUS_NAND] = &bus_nand_clk.common.hw,
1013 [CLK_BUS_DRAM] = &bus_dram_clk.common.hw,
1014 [CLK_BUS_EMAC] = &bus_emac_clk.common.hw,
1015 [CLK_BUS_TS] = &bus_ts_clk.common.hw,
1016 [CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw,
1017 [CLK_BUS_SPI0] = &bus_spi0_clk.common.hw,
1018 [CLK_BUS_SPI1] = &bus_spi1_clk.common.hw,
1019 [CLK_BUS_SPI2] = &bus_spi2_clk.common.hw,
1020 [CLK_BUS_SPI3] = &bus_spi3_clk.common.hw,
1021 [CLK_BUS_SATA] = &bus_sata_clk.common.hw,
1022 [CLK_BUS_OTG] = &bus_otg_clk.common.hw,
1023 [CLK_BUS_EHCI0] = &bus_ehci0_clk.common.hw,
1024 [CLK_BUS_EHCI1] = &bus_ehci1_clk.common.hw,
1025 [CLK_BUS_EHCI2] = &bus_ehci2_clk.common.hw,
1026 [CLK_BUS_OHCI0] = &bus_ohci0_clk.common.hw,
1027 [CLK_BUS_OHCI1] = &bus_ohci1_clk.common.hw,
1028 [CLK_BUS_OHCI2] = &bus_ohci2_clk.common.hw,
1029 [CLK_BUS_VE] = &bus_ve_clk.common.hw,
1030 [CLK_BUS_MP] = &bus_mp_clk.common.hw,
1031 [CLK_BUS_DEINTERLACE] = &bus_deinterlace_clk.common.hw,
1032 [CLK_BUS_CSI0] = &bus_csi0_clk.common.hw,
1033 [CLK_BUS_CSI1] = &bus_csi1_clk.common.hw,
1034 [CLK_BUS_HDMI0] = &bus_hdmi0_clk.common.hw,
1035 [CLK_BUS_HDMI1] = &bus_hdmi1_clk.common.hw,
1036 [CLK_BUS_DE] = &bus_de_clk.common.hw,
1037 [CLK_BUS_TVE0] = &bus_tve0_clk.common.hw,
1038 [CLK_BUS_TVE1] = &bus_tve1_clk.common.hw,
1039 [CLK_BUS_TVE_TOP] = &bus_tve_top_clk.common.hw,
1040 [CLK_BUS_GMAC] = &bus_gmac_clk.common.hw,
1041 [CLK_BUS_GPU] = &bus_gpu_clk.common.hw,
1042 [CLK_BUS_TVD0] = &bus_tvd0_clk.common.hw,
1043 [CLK_BUS_TVD1] = &bus_tvd1_clk.common.hw,
1044 [CLK_BUS_TVD2] = &bus_tvd2_clk.common.hw,
1045 [CLK_BUS_TVD3] = &bus_tvd3_clk.common.hw,
1046 [CLK_BUS_TVD_TOP] = &bus_tvd_top_clk.common.hw,
1047 [CLK_BUS_TCON_LCD0] = &bus_tcon_lcd0_clk.common.hw,
1048 [CLK_BUS_TCON_LCD1] = &bus_tcon_lcd1_clk.common.hw,
1049 [CLK_BUS_TCON_TV0] = &bus_tcon_tv0_clk.common.hw,
1050 [CLK_BUS_TCON_TV1] = &bus_tcon_tv1_clk.common.hw,
1051 [CLK_BUS_TCON_TOP] = &bus_tcon_top_clk.common.hw,
1052 [CLK_BUS_CODEC] = &bus_codec_clk.common.hw,
1053 [CLK_BUS_SPDIF] = &bus_spdif_clk.common.hw,
1054 [CLK_BUS_AC97] = &bus_ac97_clk.common.hw,
1055 [CLK_BUS_PIO] = &bus_pio_clk.common.hw,
1056 [CLK_BUS_IR0] = &bus_ir0_clk.common.hw,
1057 [CLK_BUS_IR1] = &bus_ir1_clk.common.hw,
1058 [CLK_BUS_THS] = &bus_ths_clk.common.hw,
1059 [CLK_BUS_KEYPAD] = &bus_keypad_clk.common.hw,
1060 [CLK_BUS_I2S0] = &bus_i2s0_clk.common.hw,
1061 [CLK_BUS_I2S1] = &bus_i2s1_clk.common.hw,
1062 [CLK_BUS_I2S2] = &bus_i2s2_clk.common.hw,
1063 [CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw,
1064 [CLK_BUS_I2C1] = &bus_i2c1_clk.common.hw,
1065 [CLK_BUS_I2C2] = &bus_i2c2_clk.common.hw,
1066 [CLK_BUS_I2C3] = &bus_i2c3_clk.common.hw,
1067 [CLK_BUS_CAN] = &bus_can_clk.common.hw,
1068 [CLK_BUS_SCR] = &bus_scr_clk.common.hw,
1069 [CLK_BUS_PS20] = &bus_ps20_clk.common.hw,
1070 [CLK_BUS_PS21] = &bus_ps21_clk.common.hw,
1071 [CLK_BUS_I2C4] = &bus_i2c4_clk.common.hw,
1072 [CLK_BUS_UART0] = &bus_uart0_clk.common.hw,
1073 [CLK_BUS_UART1] = &bus_uart1_clk.common.hw,
1074 [CLK_BUS_UART2] = &bus_uart2_clk.common.hw,
1075 [CLK_BUS_UART3] = &bus_uart3_clk.common.hw,
1076 [CLK_BUS_UART4] = &bus_uart4_clk.common.hw,
1077 [CLK_BUS_UART5] = &bus_uart5_clk.common.hw,
1078 [CLK_BUS_UART6] = &bus_uart6_clk.common.hw,
1079 [CLK_BUS_UART7] = &bus_uart7_clk.common.hw,
1080 [CLK_BUS_DBG] = &bus_dbg_clk.common.hw,
1081 [CLK_THS] = &ths_clk.common.hw,
1082 [CLK_NAND] = &nand_clk.common.hw,
1083 [CLK_MMC0] = &mmc0_clk.common.hw,
1084 [CLK_MMC1] = &mmc1_clk.common.hw,
1085 [CLK_MMC2] = &mmc2_clk.common.hw,
1086 [CLK_MMC3] = &mmc3_clk.common.hw,
1087 [CLK_TS] = &ts_clk.common.hw,
1088 [CLK_CE] = &ce_clk.common.hw,
1089 [CLK_SPI0] = &spi0_clk.common.hw,
1090 [CLK_SPI1] = &spi1_clk.common.hw,
1091 [CLK_SPI2] = &spi2_clk.common.hw,
1092 [CLK_SPI3] = &spi3_clk.common.hw,
1093 [CLK_I2S0] = &i2s0_clk.common.hw,
1094 [CLK_I2S1] = &i2s1_clk.common.hw,
1095 [CLK_I2S2] = &i2s2_clk.common.hw,
1096 [CLK_AC97] = &ac97_clk.common.hw,
1097 [CLK_SPDIF] = &spdif_clk.common.hw,
1098 [CLK_KEYPAD] = &keypad_clk.common.hw,
1099 [CLK_SATA] = &sata_clk.common.hw,
1100 [CLK_USB_PHY0] = &usb_phy0_clk.common.hw,
1101 [CLK_USB_PHY1] = &usb_phy1_clk.common.hw,
1102 [CLK_USB_PHY2] = &usb_phy2_clk.common.hw,
1103 [CLK_USB_OHCI0] = &usb_ohci0_clk.common.hw,
1104 [CLK_USB_OHCI1] = &usb_ohci1_clk.common.hw,
1105 [CLK_USB_OHCI2] = &usb_ohci2_clk.common.hw,
1106 [CLK_IR0] = &ir0_clk.common.hw,
1107 [CLK_IR1] = &ir1_clk.common.hw,
1108 [CLK_DRAM] = &dram_clk.common.hw,
1109 [CLK_DRAM_VE] = &dram_ve_clk.common.hw,
1110 [CLK_DRAM_CSI0] = &dram_csi0_clk.common.hw,
1111 [CLK_DRAM_CSI1] = &dram_csi1_clk.common.hw,
1112 [CLK_DRAM_TS] = &dram_ts_clk.common.hw,
1113 [CLK_DRAM_TVD] = &dram_tvd_clk.common.hw,
1114 [CLK_DRAM_MP] = &dram_mp_clk.common.hw,
1115 [CLK_DRAM_DEINTERLACE] = &dram_deinterlace_clk.common.hw,
1116 [CLK_DE] = &de_clk.common.hw,
1117 [CLK_MP] = &mp_clk.common.hw,
1118 [CLK_TCON_LCD0] = &tcon_lcd0_clk.common.hw,
1119 [CLK_TCON_LCD1] = &tcon_lcd1_clk.common.hw,
1120 [CLK_TCON_TV0] = &tcon_tv0_clk.common.hw,
1121 [CLK_TCON_TV1] = &tcon_tv1_clk.common.hw,
1122 [CLK_DEINTERLACE] = &deinterlace_clk.common.hw,
1123 [CLK_CSI1_MCLK] = &csi1_mclk_clk.common.hw,
1124 [CLK_CSI_SCLK] = &csi_sclk_clk.common.hw,
1125 [CLK_CSI0_MCLK] = &csi0_mclk_clk.common.hw,
1126 [CLK_VE] = &ve_clk.common.hw,
1127 [CLK_CODEC] = &codec_clk.common.hw,
1128 [CLK_AVS] = &avs_clk.common.hw,
1129 [CLK_HDMI] = &hdmi_clk.common.hw,
1130 [CLK_HDMI_SLOW] = &hdmi_slow_clk.common.hw,
1131 [CLK_MBUS] = &mbus_clk.common.hw,
1132 [CLK_DSI_DPHY] = &dsi_dphy_clk.common.hw,
1133 [CLK_TVE0] = &tve0_clk.common.hw,
1134 [CLK_TVE1] = &tve1_clk.common.hw,
1135 [CLK_TVD0] = &tvd0_clk.common.hw,
1136 [CLK_TVD1] = &tvd1_clk.common.hw,
1137 [CLK_TVD2] = &tvd2_clk.common.hw,
1138 [CLK_TVD3] = &tvd3_clk.common.hw,
1139 [CLK_GPU] = &gpu_clk.common.hw,
1140 [CLK_OUTA] = &outa_clk.common.hw,
1141 [CLK_OUTB] = &outb_clk.common.hw,
1142 },
1143 .num = CLK_NUMBER,
1144};
1145
1146static struct ccu_reset_map sun8i_r40_ccu_resets[] = {
1147 [RST_USB_PHY0] = { 0x0cc, BIT(0) },
1148 [RST_USB_PHY1] = { 0x0cc, BIT(1) },
1149 [RST_USB_PHY2] = { 0x0cc, BIT(2) },
1150
1151 [RST_DRAM] = { 0x0f4, BIT(31) },
1152 [RST_MBUS] = { 0x0fc, BIT(31) },
1153
1154 [RST_BUS_MIPI_DSI] = { 0x2c0, BIT(1) },
1155 [RST_BUS_CE] = { 0x2c0, BIT(5) },
1156 [RST_BUS_DMA] = { 0x2c0, BIT(6) },
1157 [RST_BUS_MMC0] = { 0x2c0, BIT(8) },
1158 [RST_BUS_MMC1] = { 0x2c0, BIT(9) },
1159 [RST_BUS_MMC2] = { 0x2c0, BIT(10) },
1160 [RST_BUS_MMC3] = { 0x2c0, BIT(11) },
1161 [RST_BUS_NAND] = { 0x2c0, BIT(13) },
1162 [RST_BUS_DRAM] = { 0x2c0, BIT(14) },
1163 [RST_BUS_EMAC] = { 0x2c0, BIT(17) },
1164 [RST_BUS_TS] = { 0x2c0, BIT(18) },
1165 [RST_BUS_HSTIMER] = { 0x2c0, BIT(19) },
1166 [RST_BUS_SPI0] = { 0x2c0, BIT(20) },
1167 [RST_BUS_SPI1] = { 0x2c0, BIT(21) },
1168 [RST_BUS_SPI2] = { 0x2c0, BIT(22) },
1169 [RST_BUS_SPI3] = { 0x2c0, BIT(23) },
1170 [RST_BUS_SATA] = { 0x2c0, BIT(24) },
1171 [RST_BUS_OTG] = { 0x2c0, BIT(25) },
1172 [RST_BUS_EHCI0] = { 0x2c0, BIT(26) },
1173 [RST_BUS_EHCI1] = { 0x2c0, BIT(27) },
1174 [RST_BUS_EHCI2] = { 0x2c0, BIT(28) },
1175 [RST_BUS_OHCI0] = { 0x2c0, BIT(29) },
1176 [RST_BUS_OHCI1] = { 0x2c0, BIT(30) },
1177 [RST_BUS_OHCI2] = { 0x2c0, BIT(31) },
1178
1179 [RST_BUS_VE] = { 0x2c4, BIT(0) },
1180 [RST_BUS_MP] = { 0x2c4, BIT(2) },
1181 [RST_BUS_DEINTERLACE] = { 0x2c4, BIT(5) },
1182 [RST_BUS_CSI0] = { 0x2c4, BIT(8) },
1183 [RST_BUS_CSI1] = { 0x2c4, BIT(9) },
1184 [RST_BUS_HDMI0] = { 0x2c4, BIT(10) },
1185 [RST_BUS_HDMI1] = { 0x2c4, BIT(11) },
1186 [RST_BUS_DE] = { 0x2c4, BIT(12) },
1187 [RST_BUS_TVE0] = { 0x2c4, BIT(13) },
1188 [RST_BUS_TVE1] = { 0x2c4, BIT(14) },
1189 [RST_BUS_TVE_TOP] = { 0x2c4, BIT(15) },
1190 [RST_BUS_GMAC] = { 0x2c4, BIT(17) },
1191 [RST_BUS_GPU] = { 0x2c4, BIT(20) },
1192 [RST_BUS_TVD0] = { 0x2c4, BIT(21) },
1193 [RST_BUS_TVD1] = { 0x2c4, BIT(22) },
1194 [RST_BUS_TVD2] = { 0x2c4, BIT(23) },
1195 [RST_BUS_TVD3] = { 0x2c4, BIT(24) },
1196 [RST_BUS_TVD_TOP] = { 0x2c4, BIT(25) },
1197 [RST_BUS_TCON_LCD0] = { 0x2c4, BIT(26) },
1198 [RST_BUS_TCON_LCD1] = { 0x2c4, BIT(27) },
1199 [RST_BUS_TCON_TV0] = { 0x2c4, BIT(28) },
1200 [RST_BUS_TCON_TV1] = { 0x2c4, BIT(29) },
1201 [RST_BUS_TCON_TOP] = { 0x2c4, BIT(30) },
1202 [RST_BUS_DBG] = { 0x2c4, BIT(31) },
1203
1204 [RST_BUS_LVDS] = { 0x2c8, BIT(0) },
1205
1206 [RST_BUS_CODEC] = { 0x2d0, BIT(0) },
1207 [RST_BUS_SPDIF] = { 0x2d0, BIT(1) },
1208 [RST_BUS_AC97] = { 0x2d0, BIT(2) },
1209 [RST_BUS_IR0] = { 0x2d0, BIT(6) },
1210 [RST_BUS_IR1] = { 0x2d0, BIT(7) },
1211 [RST_BUS_THS] = { 0x2d0, BIT(8) },
1212 [RST_BUS_KEYPAD] = { 0x2d0, BIT(10) },
1213 [RST_BUS_I2S0] = { 0x2d0, BIT(12) },
1214 [RST_BUS_I2S1] = { 0x2d0, BIT(13) },
1215 [RST_BUS_I2S2] = { 0x2d0, BIT(14) },
1216
1217 [RST_BUS_I2C0] = { 0x2d8, BIT(0) },
1218 [RST_BUS_I2C1] = { 0x2d8, BIT(1) },
1219 [RST_BUS_I2C2] = { 0x2d8, BIT(2) },
1220 [RST_BUS_I2C3] = { 0x2d8, BIT(3) },
1221 [RST_BUS_CAN] = { 0x2d8, BIT(4) },
1222 [RST_BUS_SCR] = { 0x2d8, BIT(5) },
1223 [RST_BUS_PS20] = { 0x2d8, BIT(6) },
1224 [RST_BUS_PS21] = { 0x2d8, BIT(7) },
1225 [RST_BUS_I2C4] = { 0x2d8, BIT(15) },
1226 [RST_BUS_UART0] = { 0x2d8, BIT(16) },
1227 [RST_BUS_UART1] = { 0x2d8, BIT(17) },
1228 [RST_BUS_UART2] = { 0x2d8, BIT(18) },
1229 [RST_BUS_UART3] = { 0x2d8, BIT(19) },
1230 [RST_BUS_UART4] = { 0x2d8, BIT(20) },
1231 [RST_BUS_UART5] = { 0x2d8, BIT(21) },
1232 [RST_BUS_UART6] = { 0x2d8, BIT(22) },
1233 [RST_BUS_UART7] = { 0x2d8, BIT(23) },
1234};
1235
1236static const struct sunxi_ccu_desc sun8i_r40_ccu_desc = {
1237 .ccu_clks = sun8i_r40_ccu_clks,
1238 .num_ccu_clks = ARRAY_SIZE(sun8i_r40_ccu_clks),
1239
1240 .hw_clks = &sun8i_r40_hw_clks,
1241
1242 .resets = sun8i_r40_ccu_resets,
1243 .num_resets = ARRAY_SIZE(sun8i_r40_ccu_resets),
1244};
1245
1246static struct ccu_pll_nb sun8i_r40_pll_cpu_nb = {
1247 .common = &pll_cpu_clk.common,
1248 /* copy from pll_cpu_clk */
1249 .enable = BIT(31),
1250 .lock = BIT(28),
1251};
1252
1253static struct ccu_mux_nb sun8i_r40_cpu_nb = {
1254 .common = &cpu_clk.common,
1255 .cm = &cpu_clk.mux,
1256 .delay_us = 1, /* > 8 clock cycles at 24 MHz */
1257 .bypass_index = 1, /* index of 24 MHz oscillator */
1258};
1259
17de4c85
IZ		 1260/*
1261 * Add a regmap for the GMAC driver (dwmac-sun8i) to access the
1262 * GMAC configuration register.
1263 * Only this register is allowed to be written, in order to
1264 * prevent overriding critical clock configuration.
1265 */
1266
1267#define SUN8I_R40_GMAC_CFG_REG 0x164
1268static bool sun8i_r40_ccu_regmap_accessible_reg(struct device *dev,
1269 unsigned int reg)
1270{
1271 if (reg == SUN8I_R40_GMAC_CFG_REG)
1272 return true;
1273 return false;
1274}
1275
1276static struct regmap_config sun8i_r40_ccu_regmap_config = {
1277 .reg_bits = 32,
1278 .val_bits = 32,
1279 .reg_stride = 4,
1280 .max_register = 0x320, /* PLL_LOCK_CTRL_REG */
1281
1282 /* other devices have no business accessing other registers */
1283 .readable_reg = sun8i_r40_ccu_regmap_accessible_reg,
1284 .writeable_reg = sun8i_r40_ccu_regmap_accessible_reg,
1285};
1286
c3bf29f6 1287static int sun8i_r40_ccu_probe(struct platform_device *pdev)
cd030a78 1288{
c3bf29f6 1289 struct resource *res;
17de4c85 1290 struct regmap *regmap;
cd030a78
IZ		 1291 void __iomem *reg;
1292 u32 val;
c3bf29f6 1293 int ret;
cd030a78 1294
c3bf29f6
IZ		 1295 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
1296 reg = devm_ioremap_resource(&pdev->dev, res);
1297 if (IS_ERR(reg))
1298 return PTR_ERR(reg);
cd030a78
IZ		 1299
1300 /* Force the PLL-Audio-1x divider to 4 */
1301 val = readl(reg + SUN8I_R40_PLL_AUDIO_REG);
1302 val &= ~GENMASK(19, 16);
1303 writel(val | (3 << 16), reg + SUN8I_R40_PLL_AUDIO_REG);
1304
1305 /* Force PLL-MIPI to MIPI mode */
1306 val = readl(reg + SUN8I_R40_PLL_MIPI_REG);
1307 val &= ~BIT(16);
1308 writel(val, reg + SUN8I_R40_PLL_MIPI_REG);
1309
1310 /* Force OHCI 12M parent to 12M divided from 48M */
1311 val = readl(reg + SUN8I_R40_USB_CLK_REG);
1312 val &= ~GENMASK(25, 20);
1313 writel(val, reg + SUN8I_R40_USB_CLK_REG);
1314
17de4c85
IZ		 1315 regmap = devm_regmap_init_mmio(&pdev->dev, reg,
1316 &sun8i_r40_ccu_regmap_config);
1317 if (IS_ERR(regmap))
1318 return PTR_ERR(regmap);
1319
c3bf29f6
IZ		 1320 ret = sunxi_ccu_probe(pdev->dev.of_node, reg, &sun8i_r40_ccu_desc);
1321 if (ret)
1322 return ret;
cd030a78
IZ		 1323
1324 /* Gate then ungate PLL CPU after any rate changes */
1325 ccu_pll_notifier_register(&sun8i_r40_pll_cpu_nb);
1326
1327 /* Reparent CPU during PLL CPU rate changes */
1328 ccu_mux_notifier_register(pll_cpu_clk.common.hw.clk,
1329 &sun8i_r40_cpu_nb);
c3bf29f6
IZ		 1330
1331 return 0;
cd030a78 1332}
c3bf29f6
IZ		 1333
1334static const struct of_device_id sun8i_r40_ccu_ids[] = {
1335 { .compatible = "allwinner,sun8i-r40-ccu" },
1336 { }
1337};
1338
1339static struct platform_driver sun8i_r40_ccu_driver = {
1340 .probe = sun8i_r40_ccu_probe,
1341 .driver = {
1342 .name = "sun8i-r40-ccu",
1343 .of_match_table = sun8i_r40_ccu_ids,
1344 },
1345};
1346builtin_platform_driver(sun8i_r40_ccu_driver);
Linux 6.x block layer and io_uring tree(s)