GNU Linux-libre 4.19.245-gnu1
[releases.git] / drivers / clk / sunxi-ng / ccu-sun8i-r40.c
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>
15 #include <linux/platform_device.h>
16 #include <linux/regmap.h>
17
18 #include "ccu_common.h"
19 #include "ccu_reset.h"
20
21 #include "ccu_div.h"
22 #include "ccu_gate.h"
23 #include "ccu_mp.h"
24 #include "ccu_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. */
34 static 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
60 static 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
68 /* TODO: The result of N/M is required to be in [8, 25] range. */
69 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN(pll_video0_clk, "pll-video0",
70                                             "osc24M", 0x0010,
71                                             192000000,  /* Minimum 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);
81
82 /* TODO: The result of N/M is required to be in [8, 25] range. */
83 static 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. */
96 static 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. */
106 static 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
121 static 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. */
140 static 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
155 /* TODO: The result of N/M is required to be in [8, 25] range. */
156 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN(pll_video1_clk, "pll-video1",
157                                             "osc24M", 0x030,
158                                             192000000,  /* Minimum 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);
168
169 static 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
185 static const char * const pll_sata_out_parents[] = { "pll-sata",
186                                                      "pll-periph0-sata" };
187 static 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. */
194 static 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
218 static const char * const pll_mipi_parents[] = { "pll-video0" };
219 static 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. */
236 static 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. */
249 static 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
257 static const char * const cpu_parents[] = { "osc32k", "osc24M",
258                                              "pll-cpu", "pll-cpu" };
259 static SUNXI_CCU_MUX(cpu_clk, "cpu", cpu_parents,
260                      0x050, 16, 2, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT);
261
262 static SUNXI_CCU_M(axi_clk, "axi", "cpu", 0x050, 0, 2, 0);
263
264 static const char * const ahb1_parents[] = { "osc32k", "osc24M",
265                                              "axi", "pll-periph0" };
266 static const struct ccu_mux_var_prediv ahb1_predivs[] = {
267         { .index = 3, .shift = 6, .width = 2 },
268 };
269 static 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
290 static 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 };
297 static SUNXI_CCU_DIV_TABLE(apb1_clk, "apb1", "ahb1",
298                            0x054, 8, 2, apb1_div_table, 0);
299
300 static const char * const apb2_parents[] = { "osc32k", "osc24M",
301                                              "pll-periph0-2x",
302                                              "pll-periph0-2x" };
303 static 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
309 static SUNXI_CCU_GATE(bus_mipi_dsi_clk, "bus-mipi-dsi", "ahb1",
310                       0x060, BIT(1), 0);
311 static SUNXI_CCU_GATE(bus_ce_clk,       "bus-ce",       "ahb1",
312                       0x060, BIT(5), 0);
313 static SUNXI_CCU_GATE(bus_dma_clk,      "bus-dma",      "ahb1",
314                       0x060, BIT(6), 0);
315 static SUNXI_CCU_GATE(bus_mmc0_clk,     "bus-mmc0",     "ahb1",
316                       0x060, BIT(8), 0);
317 static SUNXI_CCU_GATE(bus_mmc1_clk,     "bus-mmc1",     "ahb1",
318                       0x060, BIT(9), 0);
319 static SUNXI_CCU_GATE(bus_mmc2_clk,     "bus-mmc2",     "ahb1",
320                       0x060, BIT(10), 0);
321 static SUNXI_CCU_GATE(bus_mmc3_clk,     "bus-mmc3",     "ahb1",
322                       0x060, BIT(11), 0);
323 static SUNXI_CCU_GATE(bus_nand_clk,     "bus-nand",     "ahb1",
324                       0x060, BIT(13), 0);
325 static SUNXI_CCU_GATE(bus_dram_clk,     "bus-dram",     "ahb1",
326                       0x060, BIT(14), 0);
327 static SUNXI_CCU_GATE(bus_emac_clk,     "bus-emac",     "ahb1",
328                       0x060, BIT(17), 0);
329 static SUNXI_CCU_GATE(bus_ts_clk,       "bus-ts",       "ahb1",
330                       0x060, BIT(18), 0);
331 static SUNXI_CCU_GATE(bus_hstimer_clk,  "bus-hstimer",  "ahb1",
332                       0x060, BIT(19), 0);
333 static SUNXI_CCU_GATE(bus_spi0_clk,     "bus-spi0",     "ahb1",
334                       0x060, BIT(20), 0);
335 static SUNXI_CCU_GATE(bus_spi1_clk,     "bus-spi1",     "ahb1",
336                       0x060, BIT(21), 0);
337 static SUNXI_CCU_GATE(bus_spi2_clk,     "bus-spi2",     "ahb1",
338                       0x060, BIT(22), 0);
339 static SUNXI_CCU_GATE(bus_spi3_clk,     "bus-spi3",     "ahb1",
340                       0x060, BIT(23), 0);
341 static SUNXI_CCU_GATE(bus_sata_clk,     "bus-sata",     "ahb1",
342                       0x060, BIT(24), 0);
343 static SUNXI_CCU_GATE(bus_otg_clk,      "bus-otg",      "ahb1",
344                       0x060, BIT(25), 0);
345 static SUNXI_CCU_GATE(bus_ehci0_clk,    "bus-ehci0",    "ahb1",
346                       0x060, BIT(26), 0);
347 static SUNXI_CCU_GATE(bus_ehci1_clk,    "bus-ehci1",    "ahb1",
348                       0x060, BIT(27), 0);
349 static SUNXI_CCU_GATE(bus_ehci2_clk,    "bus-ehci2",    "ahb1",
350                       0x060, BIT(28), 0);
351 static SUNXI_CCU_GATE(bus_ohci0_clk,    "bus-ohci0",    "ahb1",
352                       0x060, BIT(29), 0);
353 static SUNXI_CCU_GATE(bus_ohci1_clk,    "bus-ohci1",    "ahb1",
354                       0x060, BIT(30), 0);
355 static SUNXI_CCU_GATE(bus_ohci2_clk,    "bus-ohci2",    "ahb1",
356                       0x060, BIT(31), 0);
357
358 static SUNXI_CCU_GATE(bus_ve_clk,       "bus-ve",       "ahb1",
359                       0x064, BIT(0), 0);
360 static SUNXI_CCU_GATE(bus_mp_clk,       "bus-mp",       "ahb1",
361                       0x064, BIT(2), 0);
362 static SUNXI_CCU_GATE(bus_deinterlace_clk,      "bus-deinterlace",      "ahb1",
363                       0x064, BIT(5), 0);
364 static SUNXI_CCU_GATE(bus_csi0_clk,     "bus-csi0",     "ahb1",
365                       0x064, BIT(8), 0);
366 static SUNXI_CCU_GATE(bus_csi1_clk,     "bus-csi1",     "ahb1",
367                       0x064, BIT(9), 0);
368 static SUNXI_CCU_GATE(bus_hdmi0_clk,    "bus-hdmi0",    "ahb1",
369                       0x064, BIT(10), 0);
370 static SUNXI_CCU_GATE(bus_hdmi1_clk,    "bus-hdmi1",    "ahb1",
371                       0x064, BIT(11), 0);
372 static SUNXI_CCU_GATE(bus_de_clk,       "bus-de",       "ahb1",
373                       0x064, BIT(12), 0);
374 static SUNXI_CCU_GATE(bus_tve0_clk,     "bus-tve0",     "ahb1",
375                       0x064, BIT(13), 0);
376 static SUNXI_CCU_GATE(bus_tve1_clk,     "bus-tve1",     "ahb1",
377                       0x064, BIT(14), 0);
378 static SUNXI_CCU_GATE(bus_tve_top_clk,  "bus-tve-top",  "ahb1",
379                       0x064, BIT(15), 0);
380 static SUNXI_CCU_GATE(bus_gmac_clk,     "bus-gmac",     "ahb1",
381                       0x064, BIT(17), 0);
382 static SUNXI_CCU_GATE(bus_gpu_clk,      "bus-gpu",      "ahb1",
383                       0x064, BIT(20), 0);
384 static SUNXI_CCU_GATE(bus_tvd0_clk,     "bus-tvd0",     "ahb1",
385                       0x064, BIT(21), 0);
386 static SUNXI_CCU_GATE(bus_tvd1_clk,     "bus-tvd1",     "ahb1",
387                       0x064, BIT(22), 0);
388 static SUNXI_CCU_GATE(bus_tvd2_clk,     "bus-tvd2",     "ahb1",
389                       0x064, BIT(23), 0);
390 static SUNXI_CCU_GATE(bus_tvd3_clk,     "bus-tvd3",     "ahb1",
391                       0x064, BIT(24), 0);
392 static SUNXI_CCU_GATE(bus_tvd_top_clk,  "bus-tvd-top",  "ahb1",
393                       0x064, BIT(25), 0);
394 static SUNXI_CCU_GATE(bus_tcon_lcd0_clk,        "bus-tcon-lcd0",        "ahb1",
395                       0x064, BIT(26), 0);
396 static SUNXI_CCU_GATE(bus_tcon_lcd1_clk,        "bus-tcon-lcd1",        "ahb1",
397                       0x064, BIT(27), 0);
398 static SUNXI_CCU_GATE(bus_tcon_tv0_clk, "bus-tcon-tv0", "ahb1",
399                       0x064, BIT(28), 0);
400 static SUNXI_CCU_GATE(bus_tcon_tv1_clk, "bus-tcon-tv1", "ahb1",
401                       0x064, BIT(29), 0);
402 static SUNXI_CCU_GATE(bus_tcon_top_clk, "bus-tcon-top", "ahb1",
403                       0x064, BIT(30), 0);
404
405 static SUNXI_CCU_GATE(bus_codec_clk,    "bus-codec",    "apb1",
406                       0x068, BIT(0), 0);
407 static SUNXI_CCU_GATE(bus_spdif_clk,    "bus-spdif",    "apb1",
408                       0x068, BIT(1), 0);
409 static SUNXI_CCU_GATE(bus_ac97_clk,     "bus-ac97",     "apb1",
410                       0x068, BIT(2), 0);
411 static SUNXI_CCU_GATE(bus_pio_clk,      "bus-pio",      "apb1",
412                       0x068, BIT(5), 0);
413 static SUNXI_CCU_GATE(bus_ir0_clk,      "bus-ir0",      "apb1",
414                       0x068, BIT(6), 0);
415 static SUNXI_CCU_GATE(bus_ir1_clk,      "bus-ir1",      "apb1",
416                       0x068, BIT(7), 0);
417 static SUNXI_CCU_GATE(bus_ths_clk,      "bus-ths",      "apb1",
418                       0x068, BIT(8), 0);
419 static SUNXI_CCU_GATE(bus_keypad_clk,   "bus-keypad",   "apb1",
420                       0x068, BIT(10), 0);
421 static SUNXI_CCU_GATE(bus_i2s0_clk,     "bus-i2s0",     "apb1",
422                       0x068, BIT(12), 0);
423 static SUNXI_CCU_GATE(bus_i2s1_clk,     "bus-i2s1",     "apb1",
424                       0x068, BIT(13), 0);
425 static SUNXI_CCU_GATE(bus_i2s2_clk,     "bus-i2s2",     "apb1",
426                       0x068, BIT(14), 0);
427
428 static SUNXI_CCU_GATE(bus_i2c0_clk,     "bus-i2c0",     "apb2",
429                       0x06c, BIT(0), 0);
430 static SUNXI_CCU_GATE(bus_i2c1_clk,     "bus-i2c1",     "apb2",
431                       0x06c, BIT(1), 0);
432 static SUNXI_CCU_GATE(bus_i2c2_clk,     "bus-i2c2",     "apb2",
433                       0x06c, BIT(2), 0);
434 static 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  */
440 static SUNXI_CCU_GATE(bus_can_clk,      "bus-can",      "apb2",
441                       0x06c, BIT(4), 0);
442 static SUNXI_CCU_GATE(bus_scr_clk,      "bus-scr",      "apb2",
443                       0x06c, BIT(5), 0);
444 static SUNXI_CCU_GATE(bus_ps20_clk,     "bus-ps20",     "apb2",
445                       0x06c, BIT(6), 0);
446 static SUNXI_CCU_GATE(bus_ps21_clk,     "bus-ps21",     "apb2",
447                       0x06c, BIT(7), 0);
448 static SUNXI_CCU_GATE(bus_i2c4_clk,     "bus-i2c4",     "apb2",
449                       0x06c, BIT(15), 0);
450 static SUNXI_CCU_GATE(bus_uart0_clk,    "bus-uart0",    "apb2",
451                       0x06c, BIT(16), 0);
452 static SUNXI_CCU_GATE(bus_uart1_clk,    "bus-uart1",    "apb2",
453                       0x06c, BIT(17), 0);
454 static SUNXI_CCU_GATE(bus_uart2_clk,    "bus-uart2",    "apb2",
455                       0x06c, BIT(18), 0);
456 static SUNXI_CCU_GATE(bus_uart3_clk,    "bus-uart3",    "apb2",
457                       0x06c, BIT(19), 0);
458 static SUNXI_CCU_GATE(bus_uart4_clk,    "bus-uart4",    "apb2",
459                       0x06c, BIT(20), 0);
460 static SUNXI_CCU_GATE(bus_uart5_clk,    "bus-uart5",    "apb2",
461                       0x06c, BIT(21), 0);
462 static SUNXI_CCU_GATE(bus_uart6_clk,    "bus-uart6",    "apb2",
463                       0x06c, BIT(22), 0);
464 static SUNXI_CCU_GATE(bus_uart7_clk,    "bus-uart7",    "apb2",
465                       0x06c, BIT(23), 0);
466
467 static SUNXI_CCU_GATE(bus_dbg_clk,      "bus-dbg",      "ahb1",
468                       0x070, BIT(7), 0);
469
470 static const char * const ths_parents[] = { "osc24M" };
471 static 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
484 static const char * const mod0_default_parents[] = { "osc24M", "pll-periph0",
485                                                      "pll-periph1" };
486 static 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
493 static 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
500 static 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
507 static 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
514 static 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
521 static const char * const ts_parents[] = { "osc24M", "pll-periph0", };
522 static 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
529 static const char * const ce_parents[] = { "osc24M", "pll-periph0-2x",
530                                            "pll-periph1-2x" };
531 static 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
538 static 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
545 static 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
552 static 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
559 static 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
566 static const char * const i2s_parents[] = { "pll-audio-8x", "pll-audio-4x",
567                                             "pll-audio-2x", "pll-audio" };
568 static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", i2s_parents,
569                                0x0b0, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
570
571 static SUNXI_CCU_MUX_WITH_GATE(i2s1_clk, "i2s1", i2s_parents,
572                                0x0b4, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
573
574 static SUNXI_CCU_MUX_WITH_GATE(i2s2_clk, "i2s2", i2s_parents,
575                                0x0b8, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
576
577 static SUNXI_CCU_MUX_WITH_GATE(ac97_clk, "ac97", i2s_parents,
578                                0x0bc, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
579
580 static SUNXI_CCU_MUX_WITH_GATE(spdif_clk, "spdif", i2s_parents,
581                                0x0c0, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
582
583 static const char * const keypad_parents[] = { "osc24M", "osc32k" };
584 static const u8 keypad_table[] = { 0, 2 };
585 static 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
599 static const char * const sata_parents[] = { "pll-sata-out", "sata-ext" };
600 static 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
609 static SUNXI_CCU_GATE(usb_phy0_clk,     "usb-phy0",     "osc24M",
610                       0x0cc, BIT(8), 0);
611 static SUNXI_CCU_GATE(usb_phy1_clk,     "usb-phy1",     "osc24M",
612                       0x0cc, BIT(9), 0);
613 static SUNXI_CCU_GATE(usb_phy2_clk,     "usb-phy2",     "osc24M",
614                       0x0cc, BIT(10), 0);
615 static SUNXI_CCU_GATE(usb_ohci0_clk,    "usb-ohci0",    "osc12M",
616                       0x0cc, BIT(16), 0);
617 static SUNXI_CCU_GATE(usb_ohci1_clk,    "usb-ohci1",    "osc12M",
618                       0x0cc, BIT(17), 0);
619 static SUNXI_CCU_GATE(usb_ohci2_clk,    "usb-ohci2",    "osc12M",
620                       0x0cc, BIT(18), 0);
621
622 static const char * const ir_parents[] = { "osc24M", "pll-periph0",
623                                            "pll-periph1", "osc32k" };
624 static 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
631 static 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
638 static const char * const dram_parents[] = { "pll-ddr0", "pll-ddr1" };
639 static SUNXI_CCU_M_WITH_MUX(dram_clk, "dram", dram_parents,
640                             0x0f4, 0, 2, 20, 2, CLK_IS_CRITICAL);
641
642 static SUNXI_CCU_GATE(dram_ve_clk,      "dram-ve",      "dram",
643                       0x100, BIT(0), 0);
644 static SUNXI_CCU_GATE(dram_csi0_clk,    "dram-csi0",    "dram",
645                       0x100, BIT(1), 0);
646 static SUNXI_CCU_GATE(dram_csi1_clk,    "dram-csi1",    "dram",
647                       0x100, BIT(2), 0);
648 static SUNXI_CCU_GATE(dram_ts_clk,      "dram-ts",      "dram",
649                       0x100, BIT(3), 0);
650 static SUNXI_CCU_GATE(dram_tvd_clk,     "dram-tvd",     "dram",
651                       0x100, BIT(4), 0);
652 static SUNXI_CCU_GATE(dram_mp_clk,      "dram-mp",      "dram",
653                       0x100, BIT(5), 0);
654 static SUNXI_CCU_GATE(dram_deinterlace_clk,     "dram-deinterlace",     "dram",
655                       0x100, BIT(6), 0);
656
657 static const char * const de_parents[] = { "pll-periph0-2x", "pll-de" };
658 static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents,
659                                  0x104, 0, 4, 24, 3, BIT(31),
660                                  CLK_SET_RATE_PARENT);
661 static SUNXI_CCU_M_WITH_MUX_GATE(mp_clk, "mp", de_parents,
662                                  0x108, 0, 4, 24, 3, BIT(31), 0);
663
664 static const char * const tcon_parents[] = { "pll-video0", "pll-video1",
665                                              "pll-video0-2x", "pll-video1-2x",
666                                              "pll-mipi" };
667 static SUNXI_CCU_MUX_WITH_GATE(tcon_lcd0_clk, "tcon-lcd0", tcon_parents,
668                                0x110, 24, 3, BIT(31), CLK_SET_RATE_PARENT);
669 static SUNXI_CCU_MUX_WITH_GATE(tcon_lcd1_clk, "tcon-lcd1", tcon_parents,
670                                0x114, 24, 3, BIT(31), CLK_SET_RATE_PARENT);
671 static SUNXI_CCU_M_WITH_MUX_GATE(tcon_tv0_clk, "tcon-tv0", tcon_parents,
672                                  0x118, 0, 4, 24, 3, BIT(31),
673                                  CLK_SET_RATE_PARENT);
674 static SUNXI_CCU_M_WITH_MUX_GATE(tcon_tv1_clk, "tcon-tv1", tcon_parents,
675                                  0x11c, 0, 4, 24, 3, BIT(31),
676                                  CLK_SET_RATE_PARENT);
677
678 static const char * const deinterlace_parents[] = { "pll-periph0",
679                                                     "pll-periph1" };
680 static SUNXI_CCU_M_WITH_MUX_GATE(deinterlace_clk, "deinterlace",
681                                  deinterlace_parents, 0x124, 0, 4, 24, 3,
682                                  BIT(31), 0);
683
684 static const char * const csi_mclk_parents[] = { "osc24M", "pll-video1",
685                                                  "pll-periph1" };
686 static SUNXI_CCU_M_WITH_MUX_GATE(csi1_mclk_clk, "csi1-mclk", csi_mclk_parents,
687                                  0x130, 0, 5, 8, 3, BIT(15), 0);
688
689 static const char * const csi_sclk_parents[] = { "pll-periph0", "pll-periph1" };
690 static SUNXI_CCU_M_WITH_MUX_GATE(csi_sclk_clk, "csi-sclk", csi_sclk_parents,
691                                  0x134, 16, 4, 24, 3, BIT(31), 0);
692
693 static SUNXI_CCU_M_WITH_MUX_GATE(csi0_mclk_clk, "csi0-mclk", csi_mclk_parents,
694                                  0x134, 0, 5, 8, 3, BIT(15), 0);
695
696 static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve",
697                              0x13c, 16, 3, BIT(31), CLK_SET_RATE_PARENT);
698
699 static SUNXI_CCU_GATE(codec_clk,        "codec",        "pll-audio",
700                       0x140, BIT(31), CLK_SET_RATE_PARENT);
701 static SUNXI_CCU_GATE(avs_clk,          "avs",          "osc24M",
702                       0x144, BIT(31), 0);
703
704 static const char * const hdmi_parents[] = { "pll-video0", "pll-video1" };
705 static SUNXI_CCU_M_WITH_MUX_GATE(hdmi_clk, "hdmi", hdmi_parents,
706                                  0x150, 0, 4, 24, 2, BIT(31),
707                                  CLK_SET_RATE_PARENT);
708
709 static 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  */
719 static const char * const mbus_parents[] = { "osc24M", "pll-periph0-2x",
720                                              "pll-ddr0" };
721 static 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
728 static const char * const dsi_dphy_parents[] = { "pll-video0", "pll-video1",
729                                                  "pll-periph0" };
730 static SUNXI_CCU_M_WITH_MUX_GATE(dsi_dphy_clk, "dsi-dphy", dsi_dphy_parents,
731                                  0x168, 0, 4, 8, 2, BIT(15), 0);
732
733 static SUNXI_CCU_M_WITH_MUX_GATE(tve0_clk, "tve0", tcon_parents,
734                                  0x180, 0, 4, 24, 3, BIT(31), 0);
735 static SUNXI_CCU_M_WITH_MUX_GATE(tve1_clk, "tve1", tcon_parents,
736                                  0x184, 0, 4, 24, 3, BIT(31), 0);
737
738 static const char * const tvd_parents[] = { "pll-video0", "pll-video1",
739                                             "pll-video0-2x", "pll-video1-2x" };
740 static SUNXI_CCU_M_WITH_MUX_GATE(tvd0_clk, "tvd0", tvd_parents,
741                                  0x188, 0, 4, 24, 3, BIT(31), 0);
742 static SUNXI_CCU_M_WITH_MUX_GATE(tvd1_clk, "tvd1", tvd_parents,
743                                  0x18c, 0, 4, 24, 3, BIT(31), 0);
744 static SUNXI_CCU_M_WITH_MUX_GATE(tvd2_clk, "tvd2", tvd_parents,
745                                  0x190, 0, 4, 24, 3, BIT(31), 0);
746 static SUNXI_CCU_M_WITH_MUX_GATE(tvd3_clk, "tvd3", tvd_parents,
747                                  0x194, 0, 4, 24, 3, BIT(31), 0);
748
749 static SUNXI_CCU_M_WITH_GATE(gpu_clk, "gpu", "pll-gpu",
750                              0x1a0, 0, 3, BIT(31), CLK_SET_RATE_PARENT);
751
752 static const char * const out_parents[] = { "osc24M", "osc32k", "osc24M" };
753 static const struct ccu_mux_fixed_prediv out_predivs[] = {
754         { .index = 0, .div = 750, },
755 };
756
757 static 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
775 static 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
793 static 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 */
954 static CLK_FIXED_FACTOR(osc12M_clk, "osc12M", "osc24M", 2, 1, 0);
955
956 /* We hardcode the divider to 4 for now */
957 static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
958                         "pll-audio-base", 4, 1, CLK_SET_RATE_PARENT);
959 static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
960                         "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
961 static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
962                         "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
963 static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
964                         "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
965 static CLK_FIXED_FACTOR(pll_periph0_2x_clk, "pll-periph0-2x",
966                         "pll-periph0", 1, 2, 0);
967 static CLK_FIXED_FACTOR(pll_periph1_2x_clk, "pll-periph1-2x",
968                         "pll-periph1", 1, 2, 0);
969 static CLK_FIXED_FACTOR(pll_video0_2x_clk, "pll-video0-2x",
970                         "pll-video0", 1, 2, 0);
971 static CLK_FIXED_FACTOR(pll_video1_2x_clk, "pll-video1-2x",
972                         "pll-video1", 1, 2, 0);
973
974 static 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
1146 static 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
1236 static 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
1246 static 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
1253 static 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
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
1268 static 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
1276 static 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
1287 static int sun8i_r40_ccu_probe(struct platform_device *pdev)
1288 {
1289         struct resource *res;
1290         struct regmap *regmap;
1291         void __iomem *reg;
1292         u32 val;
1293         int ret;
1294
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);
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
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
1320         ret = sunxi_ccu_probe(pdev->dev.of_node, reg, &sun8i_r40_ccu_desc);
1321         if (ret)
1322                 return ret;
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);
1330
1331         return 0;
1332 }
1333
1334 static const struct of_device_id sun8i_r40_ccu_ids[] = {
1335         { .compatible = "allwinner,sun8i-r40-ccu" },
1336         { }
1337 };
1338
1339 static 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 };
1346 builtin_platform_driver(sun8i_r40_ccu_driver);