1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Copyright (c) 2016 Maxime Ripard. All rights reserved.
4  */
5 
6 #include <linux/clk-provider.h>
7 #include <linux/io.h>
8 #include <linux/of_address.h>
9 
10 #include "ccu_common.h"
11 #include "ccu_reset.h"
12 
13 #include "ccu_div.h"
14 #include "ccu_gate.h"
15 #include "ccu_mp.h"
16 #include "ccu_mult.h"
17 #include "ccu_nk.h"
18 #include "ccu_nkm.h"
19 #include "ccu_nkmp.h"
20 #include "ccu_nm.h"
21 #include "ccu_phase.h"
22 #include "ccu_sdm.h"
23 
24 #include "ccu-sun8i-a23-a33.h"
25 
26 
27 static struct ccu_nkmp pll_cpux_clk = {
28 	.enable = BIT(31),
29 	.lock	= BIT(28),
30 
31 	.n	= _SUNXI_CCU_MULT(8, 5),
32 	.k	= _SUNXI_CCU_MULT(4, 2),
33 	.m	= _SUNXI_CCU_DIV(0, 2),
34 	.p	= _SUNXI_CCU_DIV_MAX(16, 2, 4),
35 
36 	.common	= {
37 		.reg		= 0x000,
38 		.hw.init	= CLK_HW_INIT("pll-cpux", "osc24M",
39 					      &ccu_nkmp_ops,
40 					      0),
41 	},
42 };
43 
44 /*
45  * The Audio PLL is supposed to have 4 outputs: 3 fixed factors from
46  * the base (2x, 4x and 8x), and one variable divider (the one true
47  * pll audio).
48  *
49  * With sigma-delta modulation for fractional-N on the audio PLL,
50  * we have to use specific dividers. This means the variable divider
51  * can no longer be used, as the audio codec requests the exact clock
52  * rates we support through this mechanism. So we now hard code the
53  * variable divider to 1. This means the clock rates will no longer
54  * match the clock names.
55  */
56 #define SUN8I_A23_PLL_AUDIO_REG	0x008
57 
58 static struct ccu_sdm_setting pll_audio_sdm_table[] = {
59 	{ .rate = 22579200, .pattern = 0xc0010d84, .m = 8, .n = 7 },
60 	{ .rate = 24576000, .pattern = 0xc000ac02, .m = 14, .n = 14 },
61 };
62 
63 static SUNXI_CCU_NM_WITH_SDM_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
64 				       "osc24M", 0x008,
65 				       8, 7,	/* N */
66 				       0, 5,	/* M */
67 				       pll_audio_sdm_table, BIT(24),
68 				       0x284, BIT(31),
69 				       BIT(31),	/* gate */
70 				       BIT(28),	/* lock */
71 				       CLK_SET_RATE_UNGATE);
72 
73 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video_clk, "pll-video",
74 					"osc24M", 0x010,
75 					8, 7,		/* N */
76 					0, 4,		/* M */
77 					BIT(24),	/* frac enable */
78 					BIT(25),	/* frac select */
79 					270000000,	/* frac rate 0 */
80 					297000000,	/* frac rate 1 */
81 					BIT(31),	/* gate */
82 					BIT(28),	/* lock */
83 					CLK_SET_RATE_UNGATE);
84 
85 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve",
86 					"osc24M", 0x018,
87 					8, 7,		/* N */
88 					0, 4,		/* M */
89 					BIT(24),	/* frac enable */
90 					BIT(25),	/* frac select */
91 					270000000,	/* frac rate 0 */
92 					297000000,	/* frac rate 1 */
93 					BIT(31),	/* gate */
94 					BIT(28),	/* lock */
95 					CLK_SET_RATE_UNGATE);
96 
97 static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr_clk, "pll-ddr",
98 				    "osc24M", 0x020,
99 				    8, 5,		/* N */
100 				    4, 2,		/* K */
101 				    0, 2,		/* M */
102 				    BIT(31),		/* gate */
103 				    BIT(28),		/* lock */
104 				    0);
105 
106 static SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(pll_periph_clk, "pll-periph",
107 					   "osc24M", 0x028,
108 					   8, 5,	/* N */
109 					   4, 2,	/* K */
110 					   BIT(31),	/* gate */
111 					   BIT(28),	/* lock */
112 					   2,		/* post-div */
113 					   CLK_SET_RATE_UNGATE);
114 
115 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_gpu_clk, "pll-gpu",
116 					"osc24M", 0x038,
117 					8, 7,		/* N */
118 					0, 4,		/* M */
119 					BIT(24),	/* frac enable */
120 					BIT(25),	/* frac select */
121 					270000000,	/* frac rate 0 */
122 					297000000,	/* frac rate 1 */
123 					BIT(31),	/* gate */
124 					BIT(28),	/* lock */
125 					CLK_SET_RATE_UNGATE);
126 
127 /*
128  * The MIPI PLL has 2 modes: "MIPI" and "HDMI".
129  *
130  * The MIPI mode is a standard NKM-style clock. The HDMI mode is an
131  * integer / fractional clock with switchable multipliers and dividers.
132  * This is not supported here. We hardcode the PLL to MIPI mode.
133  */
134 #define SUN8I_A23_PLL_MIPI_REG	0x040
135 static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_mipi_clk, "pll-mipi",
136 				    "pll-video", 0x040,
137 				    8, 4,		/* N */
138 				    4, 2,		/* K */
139 				    0, 4,		/* M */
140 				    BIT(31) | BIT(23) | BIT(22), /* gate */
141 				    BIT(28),		/* lock */
142 				    CLK_SET_RATE_UNGATE);
143 
144 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_hsic_clk, "pll-hsic",
145 					"osc24M", 0x044,
146 					8, 7,		/* N */
147 					0, 4,		/* M */
148 					BIT(24),	/* frac enable */
149 					BIT(25),	/* frac select */
150 					270000000,	/* frac rate 0 */
151 					297000000,	/* frac rate 1 */
152 					BIT(31),	/* gate */
153 					BIT(28),	/* lock */
154 					CLK_SET_RATE_UNGATE);
155 
156 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_de_clk, "pll-de",
157 					"osc24M", 0x048,
158 					8, 7,		/* N */
159 					0, 4,		/* M */
160 					BIT(24),	/* frac enable */
161 					BIT(25),	/* frac select */
162 					270000000,	/* frac rate 0 */
163 					297000000,	/* frac rate 1 */
164 					BIT(31),	/* gate */
165 					BIT(28),	/* lock */
166 					CLK_SET_RATE_UNGATE);
167 
168 static const char * const cpux_parents[] = { "osc32k", "osc24M",
169 					     "pll-cpux" , "pll-cpux" };
170 static SUNXI_CCU_MUX(cpux_clk, "cpux", cpux_parents,
171 		     0x050, 16, 2, CLK_IS_CRITICAL);
172 
173 static SUNXI_CCU_M(axi_clk, "axi", "cpux", 0x050, 0, 2, 0);
174 
175 static const char * const ahb1_parents[] = { "osc32k", "osc24M",
176 					     "axi" , "pll-periph" };
177 static const struct ccu_mux_var_prediv ahb1_predivs[] = {
178 	{ .index = 3, .shift = 6, .width = 2 },
179 };
180 static struct ccu_div ahb1_clk = {
181 	.div		= _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO),
182 
183 	.mux		= {
184 		.shift	= 12,
185 		.width	= 2,
186 
187 		.var_predivs	= ahb1_predivs,
188 		.n_var_predivs	= ARRAY_SIZE(ahb1_predivs),
189 	},
190 
191 	.common		= {
192 		.reg		= 0x054,
193 		.features	= CCU_FEATURE_VARIABLE_PREDIV,
194 		.hw.init	= CLK_HW_INIT_PARENTS("ahb1",
195 						      ahb1_parents,
196 						      &ccu_div_ops,
197 						      0),
198 	},
199 };
200 
201 static struct clk_div_table apb1_div_table[] = {
202 	{ .val = 0, .div = 2 },
203 	{ .val = 1, .div = 2 },
204 	{ .val = 2, .div = 4 },
205 	{ .val = 3, .div = 8 },
206 	{ /* Sentinel */ },
207 };
208 static SUNXI_CCU_DIV_TABLE(apb1_clk, "apb1", "ahb1",
209 			   0x054, 8, 2, apb1_div_table, 0);
210 
211 static const char * const apb2_parents[] = { "osc32k", "osc24M",
212 					     "pll-periph" , "pll-periph" };
213 static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", apb2_parents, 0x058,
214 			     0, 5,	/* M */
215 			     16, 2,	/* P */
216 			     24, 2,	/* mux */
217 			     0);
218 
219 static SUNXI_CCU_GATE(bus_mipi_dsi_clk,	"bus-mipi-dsi",	"ahb1",
220 		      0x060, BIT(1), 0);
221 static SUNXI_CCU_GATE(bus_dma_clk,	"bus-dma",	"ahb1",
222 		      0x060, BIT(6), 0);
223 static SUNXI_CCU_GATE(bus_mmc0_clk,	"bus-mmc0",	"ahb1",
224 		      0x060, BIT(8), 0);
225 static SUNXI_CCU_GATE(bus_mmc1_clk,	"bus-mmc1",	"ahb1",
226 		      0x060, BIT(9), 0);
227 static SUNXI_CCU_GATE(bus_mmc2_clk,	"bus-mmc2",	"ahb1",
228 		      0x060, BIT(10), 0);
229 static SUNXI_CCU_GATE(bus_nand_clk,	"bus-nand",	"ahb1",
230 		      0x060, BIT(13), 0);
231 static SUNXI_CCU_GATE(bus_dram_clk,	"bus-dram",	"ahb1",
232 		      0x060, BIT(14), 0);
233 static SUNXI_CCU_GATE(bus_hstimer_clk,	"bus-hstimer",	"ahb1",
234 		      0x060, BIT(19), 0);
235 static SUNXI_CCU_GATE(bus_spi0_clk,	"bus-spi0",	"ahb1",
236 		      0x060, BIT(20), 0);
237 static SUNXI_CCU_GATE(bus_spi1_clk,	"bus-spi1",	"ahb1",
238 		      0x060, BIT(21), 0);
239 static SUNXI_CCU_GATE(bus_otg_clk,	"bus-otg",	"ahb1",
240 		      0x060, BIT(24), 0);
241 static SUNXI_CCU_GATE(bus_ehci_clk,	"bus-ehci",	"ahb1",
242 		      0x060, BIT(26), 0);
243 static SUNXI_CCU_GATE(bus_ohci_clk,	"bus-ohci",	"ahb1",
244 		      0x060, BIT(29), 0);
245 
246 static SUNXI_CCU_GATE(bus_ve_clk,	"bus-ve",	"ahb1",
247 		      0x064, BIT(0), 0);
248 static SUNXI_CCU_GATE(bus_lcd_clk,	"bus-lcd",	"ahb1",
249 		      0x064, BIT(4), 0);
250 static SUNXI_CCU_GATE(bus_csi_clk,	"bus-csi",	"ahb1",
251 		      0x064, BIT(8), 0);
252 static SUNXI_CCU_GATE(bus_de_be_clk,	"bus-de-be",	"ahb1",
253 		      0x064, BIT(12), 0);
254 static SUNXI_CCU_GATE(bus_de_fe_clk,	"bus-de-fe",	"ahb1",
255 		      0x064, BIT(14), 0);
256 static SUNXI_CCU_GATE(bus_gpu_clk,	"bus-gpu",	"ahb1",
257 		      0x064, BIT(20), 0);
258 static SUNXI_CCU_GATE(bus_msgbox_clk,	"bus-msgbox",	"ahb1",
259 		      0x064, BIT(21), 0);
260 static SUNXI_CCU_GATE(bus_spinlock_clk,	"bus-spinlock",	"ahb1",
261 		      0x064, BIT(22), 0);
262 static SUNXI_CCU_GATE(bus_drc_clk,	"bus-drc",	"ahb1",
263 		      0x064, BIT(25), 0);
264 
265 static SUNXI_CCU_GATE(bus_codec_clk,	"bus-codec",	"apb1",
266 		      0x068, BIT(0), 0);
267 static SUNXI_CCU_GATE(bus_pio_clk,	"bus-pio",	"apb1",
268 		      0x068, BIT(5), 0);
269 static SUNXI_CCU_GATE(bus_i2s0_clk,	"bus-i2s0",	"apb1",
270 		      0x068, BIT(12), 0);
271 static SUNXI_CCU_GATE(bus_i2s1_clk,	"bus-i2s1",	"apb1",
272 		      0x068, BIT(13), 0);
273 
274 static SUNXI_CCU_GATE(bus_i2c0_clk,	"bus-i2c0",	"apb2",
275 		      0x06c, BIT(0), 0);
276 static SUNXI_CCU_GATE(bus_i2c1_clk,	"bus-i2c1",	"apb2",
277 		      0x06c, BIT(1), 0);
278 static SUNXI_CCU_GATE(bus_i2c2_clk,	"bus-i2c2",	"apb2",
279 		      0x06c, BIT(2), 0);
280 static SUNXI_CCU_GATE(bus_uart0_clk,	"bus-uart0",	"apb2",
281 		      0x06c, BIT(16), 0);
282 static SUNXI_CCU_GATE(bus_uart1_clk,	"bus-uart1",	"apb2",
283 		      0x06c, BIT(17), 0);
284 static SUNXI_CCU_GATE(bus_uart2_clk,	"bus-uart2",	"apb2",
285 		      0x06c, BIT(18), 0);
286 static SUNXI_CCU_GATE(bus_uart3_clk,	"bus-uart3",	"apb2",
287 		      0x06c, BIT(19), 0);
288 static SUNXI_CCU_GATE(bus_uart4_clk,	"bus-uart4",	"apb2",
289 		      0x06c, BIT(20), 0);
290 
291 static const char * const mod0_default_parents[] = { "osc24M", "pll-periph" };
292 static SUNXI_CCU_MP_WITH_MUX_GATE(nand_clk, "nand", mod0_default_parents, 0x080,
293 				  0, 4,		/* M */
294 				  16, 2,	/* P */
295 				  24, 2,	/* mux */
296 				  BIT(31),	/* gate */
297 				  0);
298 
299 static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mod0_default_parents, 0x088,
300 				  0, 4,		/* M */
301 				  16, 2,	/* P */
302 				  24, 2,	/* mux */
303 				  BIT(31),	/* gate */
304 				  0);
305 
306 static SUNXI_CCU_PHASE(mmc0_sample_clk, "mmc0_sample", "mmc0",
307 		       0x088, 20, 3, 0);
308 static SUNXI_CCU_PHASE(mmc0_output_clk, "mmc0_output", "mmc0",
309 		       0x088, 8, 3, 0);
310 
311 static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mod0_default_parents, 0x08c,
312 				  0, 4,		/* M */
313 				  16, 2,	/* P */
314 				  24, 2,	/* mux */
315 				  BIT(31),	/* gate */
316 				  0);
317 
318 static SUNXI_CCU_PHASE(mmc1_sample_clk, "mmc1_sample", "mmc1",
319 		       0x08c, 20, 3, 0);
320 static SUNXI_CCU_PHASE(mmc1_output_clk, "mmc1_output", "mmc1",
321 		       0x08c, 8, 3, 0);
322 
323 static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mod0_default_parents, 0x090,
324 				  0, 4,		/* M */
325 				  16, 2,	/* P */
326 				  24, 2,	/* mux */
327 				  BIT(31),	/* gate */
328 				  0);
329 
330 static SUNXI_CCU_PHASE(mmc2_sample_clk, "mmc2_sample", "mmc2",
331 		       0x090, 20, 3, 0);
332 static SUNXI_CCU_PHASE(mmc2_output_clk, "mmc2_output", "mmc2",
333 		       0x090, 8, 3, 0);
334 
335 static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", mod0_default_parents, 0x0a0,
336 				  0, 4,		/* M */
337 				  16, 2,	/* P */
338 				  24, 2,	/* mux */
339 				  BIT(31),	/* gate */
340 				  0);
341 
342 static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", mod0_default_parents, 0x0a4,
343 				  0, 4,		/* M */
344 				  16, 2,	/* P */
345 				  24, 2,	/* mux */
346 				  BIT(31),	/* gate */
347 				  0);
348 
349 static const char * const i2s_parents[] = { "pll-audio-8x", "pll-audio-4x",
350 					    "pll-audio-2x", "pll-audio" };
351 static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", i2s_parents,
352 			       0x0b0, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
353 
354 static SUNXI_CCU_MUX_WITH_GATE(i2s1_clk, "i2s1", i2s_parents,
355 			       0x0b4, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
356 
357 /* TODO: the parent for most of the USB clocks is not known */
358 static SUNXI_CCU_GATE(usb_phy0_clk,	"usb-phy0",	"osc24M",
359 		      0x0cc, BIT(8), 0);
360 static SUNXI_CCU_GATE(usb_phy1_clk,	"usb-phy1",	"osc24M",
361 		      0x0cc, BIT(9), 0);
362 static SUNXI_CCU_GATE(usb_hsic_clk,	"usb-hsic",	"pll-hsic",
363 		      0x0cc, BIT(10), 0);
364 static SUNXI_CCU_GATE(usb_hsic_12M_clk,	"usb-hsic-12M",	"osc24M",
365 		      0x0cc, BIT(11), 0);
366 static SUNXI_CCU_GATE(usb_ohci_clk,	"usb-ohci",	"osc24M",
367 		      0x0cc, BIT(16), 0);
368 
369 static SUNXI_CCU_GATE(dram_ve_clk,	"dram-ve",	"pll-ddr",
370 		      0x100, BIT(0), 0);
371 static SUNXI_CCU_GATE(dram_csi_clk,	"dram-csi",	"pll-ddr",
372 		      0x100, BIT(1), 0);
373 static SUNXI_CCU_GATE(dram_drc_clk,	"dram-drc",	"pll-ddr",
374 		      0x100, BIT(16), 0);
375 static SUNXI_CCU_GATE(dram_de_fe_clk,	"dram-de-fe",	"pll-ddr",
376 		      0x100, BIT(24), 0);
377 static SUNXI_CCU_GATE(dram_de_be_clk,	"dram-de-be",	"pll-ddr",
378 		      0x100, BIT(26), 0);
379 
380 static const char * const de_parents[] = { "pll-video", "pll-periph-2x",
381 					   "pll-gpu", "pll-de" };
382 static const u8 de_table[] = { 0, 2, 3, 5 };
383 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(de_be_clk, "de-be",
384 				       de_parents, de_table,
385 				       0x104, 0, 4, 24, 3, BIT(31), 0);
386 
387 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(de_fe_clk, "de-fe",
388 				       de_parents, de_table,
389 				       0x10c, 0, 4, 24, 3, BIT(31), 0);
390 
391 static const char * const lcd_ch0_parents[] = { "pll-video", "pll-video-2x",
392 						"pll-mipi" };
393 static const u8 lcd_ch0_table[] = { 0, 2, 4 };
394 static SUNXI_CCU_MUX_TABLE_WITH_GATE(lcd_ch0_clk, "lcd-ch0",
395 				     lcd_ch0_parents, lcd_ch0_table,
396 				     0x118, 24, 3, BIT(31),
397 				     CLK_SET_RATE_PARENT);
398 
399 static const char * const lcd_ch1_parents[] = { "pll-video", "pll-video-2x" };
400 static const u8 lcd_ch1_table[] = { 0, 2 };
401 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(lcd_ch1_clk, "lcd-ch1",
402 				       lcd_ch1_parents, lcd_ch1_table,
403 				       0x12c, 0, 4, 24, 2, BIT(31), 0);
404 
405 static const char * const csi_sclk_parents[] = { "pll-video", "pll-de",
406 						 "pll-mipi", "pll-ve" };
407 static const u8 csi_sclk_table[] = { 0, 3, 4, 5 };
408 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(csi_sclk_clk, "csi-sclk",
409 				       csi_sclk_parents, csi_sclk_table,
410 				       0x134, 16, 4, 24, 3, BIT(31), 0);
411 
412 static const char * const csi_mclk_parents[] = { "pll-video", "pll-de",
413 						 "osc24M" };
414 static const u8 csi_mclk_table[] = { 0, 3, 5 };
415 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(csi_mclk_clk, "csi-mclk",
416 				       csi_mclk_parents, csi_mclk_table,
417 				       0x134, 0, 5, 8, 3, BIT(15), 0);
418 
419 static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve",
420 			     0x13c, 16, 3, BIT(31), CLK_SET_RATE_PARENT);
421 
422 static SUNXI_CCU_GATE(ac_dig_clk,	"ac-dig",	"pll-audio",
423 		      0x140, BIT(31), CLK_SET_RATE_PARENT);
424 static SUNXI_CCU_GATE(avs_clk,		"avs",		"osc24M",
425 		      0x144, BIT(31), 0);
426 
427 static const char * const mbus_parents[] = { "osc24M", "pll-periph-2x",
428 					     "pll-ddr" };
429 static SUNXI_CCU_M_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents,
430 				 0x15c, 0, 3, 24, 2, BIT(31), CLK_IS_CRITICAL);
431 
432 static const char * const dsi_sclk_parents[] = { "pll-video", "pll-video-2x" };
433 static const u8 dsi_sclk_table[] = { 0, 2 };
434 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(dsi_sclk_clk, "dsi-sclk",
435 				       dsi_sclk_parents, dsi_sclk_table,
436 				       0x168, 16, 4, 24, 2, BIT(31), 0);
437 
438 static const char * const dsi_dphy_parents[] = { "pll-video", "pll-periph" };
439 static const u8 dsi_dphy_table[] = { 0, 2 };
440 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(dsi_dphy_clk, "dsi-dphy",
441 				       dsi_dphy_parents, dsi_dphy_table,
442 				       0x168, 0, 4, 8, 2, BIT(15), 0);
443 
444 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(drc_clk, "drc",
445 				       de_parents, de_table,
446 				       0x180, 0, 4, 24, 3, BIT(31), 0);
447 
448 static SUNXI_CCU_M_WITH_GATE(gpu_clk, "gpu", "pll-gpu",
449 			     0x1a0, 0, 3, BIT(31), 0);
450 
451 static const char * const ats_parents[] = { "osc24M", "pll-periph" };
452 static SUNXI_CCU_M_WITH_MUX_GATE(ats_clk, "ats", ats_parents,
453 				 0x1b0, 0, 3, 24, 2, BIT(31), 0);
454 
455 static struct ccu_common *sun8i_a23_ccu_clks[] = {
456 	&pll_cpux_clk.common,
457 	&pll_audio_base_clk.common,
458 	&pll_video_clk.common,
459 	&pll_ve_clk.common,
460 	&pll_ddr_clk.common,
461 	&pll_periph_clk.common,
462 	&pll_gpu_clk.common,
463 	&pll_mipi_clk.common,
464 	&pll_hsic_clk.common,
465 	&pll_de_clk.common,
466 	&cpux_clk.common,
467 	&axi_clk.common,
468 	&ahb1_clk.common,
469 	&apb1_clk.common,
470 	&apb2_clk.common,
471 	&bus_mipi_dsi_clk.common,
472 	&bus_dma_clk.common,
473 	&bus_mmc0_clk.common,
474 	&bus_mmc1_clk.common,
475 	&bus_mmc2_clk.common,
476 	&bus_nand_clk.common,
477 	&bus_dram_clk.common,
478 	&bus_hstimer_clk.common,
479 	&bus_spi0_clk.common,
480 	&bus_spi1_clk.common,
481 	&bus_otg_clk.common,
482 	&bus_ehci_clk.common,
483 	&bus_ohci_clk.common,
484 	&bus_ve_clk.common,
485 	&bus_lcd_clk.common,
486 	&bus_csi_clk.common,
487 	&bus_de_fe_clk.common,
488 	&bus_de_be_clk.common,
489 	&bus_gpu_clk.common,
490 	&bus_msgbox_clk.common,
491 	&bus_spinlock_clk.common,
492 	&bus_drc_clk.common,
493 	&bus_codec_clk.common,
494 	&bus_pio_clk.common,
495 	&bus_i2s0_clk.common,
496 	&bus_i2s1_clk.common,
497 	&bus_i2c0_clk.common,
498 	&bus_i2c1_clk.common,
499 	&bus_i2c2_clk.common,
500 	&bus_uart0_clk.common,
501 	&bus_uart1_clk.common,
502 	&bus_uart2_clk.common,
503 	&bus_uart3_clk.common,
504 	&bus_uart4_clk.common,
505 	&nand_clk.common,
506 	&mmc0_clk.common,
507 	&mmc0_sample_clk.common,
508 	&mmc0_output_clk.common,
509 	&mmc1_clk.common,
510 	&mmc1_sample_clk.common,
511 	&mmc1_output_clk.common,
512 	&mmc2_clk.common,
513 	&mmc2_sample_clk.common,
514 	&mmc2_output_clk.common,
515 	&spi0_clk.common,
516 	&spi1_clk.common,
517 	&i2s0_clk.common,
518 	&i2s1_clk.common,
519 	&usb_phy0_clk.common,
520 	&usb_phy1_clk.common,
521 	&usb_hsic_clk.common,
522 	&usb_hsic_12M_clk.common,
523 	&usb_ohci_clk.common,
524 	&dram_ve_clk.common,
525 	&dram_csi_clk.common,
526 	&dram_drc_clk.common,
527 	&dram_de_fe_clk.common,
528 	&dram_de_be_clk.common,
529 	&de_be_clk.common,
530 	&de_fe_clk.common,
531 	&lcd_ch0_clk.common,
532 	&lcd_ch1_clk.common,
533 	&csi_sclk_clk.common,
534 	&csi_mclk_clk.common,
535 	&ve_clk.common,
536 	&ac_dig_clk.common,
537 	&avs_clk.common,
538 	&mbus_clk.common,
539 	&dsi_sclk_clk.common,
540 	&dsi_dphy_clk.common,
541 	&drc_clk.common,
542 	&gpu_clk.common,
543 	&ats_clk.common,
544 };
545 
546 static const struct clk_hw *clk_parent_pll_audio[] = {
547 	&pll_audio_base_clk.common.hw
548 };
549 
550 /* We hardcode the divider to 1 for now */
551 static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
552 			    clk_parent_pll_audio,
553 			    1, 1, CLK_SET_RATE_PARENT);
554 static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
555 			    clk_parent_pll_audio,
556 			    2, 1, CLK_SET_RATE_PARENT);
557 static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
558 			    clk_parent_pll_audio,
559 			    1, 1, CLK_SET_RATE_PARENT);
560 static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x",
561 			    clk_parent_pll_audio,
562 			    1, 2, CLK_SET_RATE_PARENT);
563 static CLK_FIXED_FACTOR_HW(pll_periph_2x_clk, "pll-periph-2x",
564 			   &pll_periph_clk.common.hw,
565 			   1, 2, 0);
566 static CLK_FIXED_FACTOR_HW(pll_video_2x_clk, "pll-video-2x",
567 			   &pll_video_clk.common.hw,
568 			   1, 2, 0);
569 
570 static struct clk_hw_onecell_data sun8i_a23_hw_clks = {
571 	.hws	= {
572 		[CLK_PLL_CPUX]		= &pll_cpux_clk.common.hw,
573 		[CLK_PLL_AUDIO_BASE]	= &pll_audio_base_clk.common.hw,
574 		[CLK_PLL_AUDIO]		= &pll_audio_clk.hw,
575 		[CLK_PLL_AUDIO_2X]	= &pll_audio_2x_clk.hw,
576 		[CLK_PLL_AUDIO_4X]	= &pll_audio_4x_clk.hw,
577 		[CLK_PLL_AUDIO_8X]	= &pll_audio_8x_clk.hw,
578 		[CLK_PLL_VIDEO]		= &pll_video_clk.common.hw,
579 		[CLK_PLL_VIDEO_2X]	= &pll_video_2x_clk.hw,
580 		[CLK_PLL_VE]		= &pll_ve_clk.common.hw,
581 		[CLK_PLL_DDR0]		= &pll_ddr_clk.common.hw,
582 		[CLK_PLL_PERIPH]	= &pll_periph_clk.common.hw,
583 		[CLK_PLL_PERIPH_2X]	= &pll_periph_2x_clk.hw,
584 		[CLK_PLL_GPU]		= &pll_gpu_clk.common.hw,
585 		[CLK_PLL_MIPI]		= &pll_mipi_clk.common.hw,
586 		[CLK_PLL_HSIC]		= &pll_hsic_clk.common.hw,
587 		[CLK_PLL_DE]		= &pll_de_clk.common.hw,
588 		[CLK_CPUX]		= &cpux_clk.common.hw,
589 		[CLK_AXI]		= &axi_clk.common.hw,
590 		[CLK_AHB1]		= &ahb1_clk.common.hw,
591 		[CLK_APB1]		= &apb1_clk.common.hw,
592 		[CLK_APB2]		= &apb2_clk.common.hw,
593 		[CLK_BUS_MIPI_DSI]	= &bus_mipi_dsi_clk.common.hw,
594 		[CLK_BUS_DMA]		= &bus_dma_clk.common.hw,
595 		[CLK_BUS_MMC0]		= &bus_mmc0_clk.common.hw,
596 		[CLK_BUS_MMC1]		= &bus_mmc1_clk.common.hw,
597 		[CLK_BUS_MMC2]		= &bus_mmc2_clk.common.hw,
598 		[CLK_BUS_NAND]		= &bus_nand_clk.common.hw,
599 		[CLK_BUS_DRAM]		= &bus_dram_clk.common.hw,
600 		[CLK_BUS_HSTIMER]	= &bus_hstimer_clk.common.hw,
601 		[CLK_BUS_SPI0]		= &bus_spi0_clk.common.hw,
602 		[CLK_BUS_SPI1]		= &bus_spi1_clk.common.hw,
603 		[CLK_BUS_OTG]		= &bus_otg_clk.common.hw,
604 		[CLK_BUS_EHCI]		= &bus_ehci_clk.common.hw,
605 		[CLK_BUS_OHCI]		= &bus_ohci_clk.common.hw,
606 		[CLK_BUS_VE]		= &bus_ve_clk.common.hw,
607 		[CLK_BUS_LCD]		= &bus_lcd_clk.common.hw,
608 		[CLK_BUS_CSI]		= &bus_csi_clk.common.hw,
609 		[CLK_BUS_DE_BE]		= &bus_de_be_clk.common.hw,
610 		[CLK_BUS_DE_FE]		= &bus_de_fe_clk.common.hw,
611 		[CLK_BUS_GPU]		= &bus_gpu_clk.common.hw,
612 		[CLK_BUS_MSGBOX]	= &bus_msgbox_clk.common.hw,
613 		[CLK_BUS_SPINLOCK]	= &bus_spinlock_clk.common.hw,
614 		[CLK_BUS_DRC]		= &bus_drc_clk.common.hw,
615 		[CLK_BUS_CODEC]		= &bus_codec_clk.common.hw,
616 		[CLK_BUS_PIO]		= &bus_pio_clk.common.hw,
617 		[CLK_BUS_I2S0]		= &bus_i2s0_clk.common.hw,
618 		[CLK_BUS_I2S1]		= &bus_i2s1_clk.common.hw,
619 		[CLK_BUS_I2C0]		= &bus_i2c0_clk.common.hw,
620 		[CLK_BUS_I2C1]		= &bus_i2c1_clk.common.hw,
621 		[CLK_BUS_I2C2]		= &bus_i2c2_clk.common.hw,
622 		[CLK_BUS_UART0]		= &bus_uart0_clk.common.hw,
623 		[CLK_BUS_UART1]		= &bus_uart1_clk.common.hw,
624 		[CLK_BUS_UART2]		= &bus_uart2_clk.common.hw,
625 		[CLK_BUS_UART3]		= &bus_uart3_clk.common.hw,
626 		[CLK_BUS_UART4]		= &bus_uart4_clk.common.hw,
627 		[CLK_NAND]		= &nand_clk.common.hw,
628 		[CLK_MMC0]		= &mmc0_clk.common.hw,
629 		[CLK_MMC0_SAMPLE]	= &mmc0_sample_clk.common.hw,
630 		[CLK_MMC0_OUTPUT]	= &mmc0_output_clk.common.hw,
631 		[CLK_MMC1]		= &mmc1_clk.common.hw,
632 		[CLK_MMC1_SAMPLE]	= &mmc1_sample_clk.common.hw,
633 		[CLK_MMC1_OUTPUT]	= &mmc1_output_clk.common.hw,
634 		[CLK_MMC2]		= &mmc2_clk.common.hw,
635 		[CLK_MMC2_SAMPLE]	= &mmc2_sample_clk.common.hw,
636 		[CLK_MMC2_OUTPUT]	= &mmc2_output_clk.common.hw,
637 		[CLK_SPI0]		= &spi0_clk.common.hw,
638 		[CLK_SPI1]		= &spi1_clk.common.hw,
639 		[CLK_I2S0]		= &i2s0_clk.common.hw,
640 		[CLK_I2S1]		= &i2s1_clk.common.hw,
641 		[CLK_USB_PHY0]		= &usb_phy0_clk.common.hw,
642 		[CLK_USB_PHY1]		= &usb_phy1_clk.common.hw,
643 		[CLK_USB_HSIC]		= &usb_hsic_clk.common.hw,
644 		[CLK_USB_HSIC_12M]	= &usb_hsic_12M_clk.common.hw,
645 		[CLK_USB_OHCI]		= &usb_ohci_clk.common.hw,
646 		[CLK_DRAM_VE]		= &dram_ve_clk.common.hw,
647 		[CLK_DRAM_CSI]		= &dram_csi_clk.common.hw,
648 		[CLK_DRAM_DRC]		= &dram_drc_clk.common.hw,
649 		[CLK_DRAM_DE_FE]	= &dram_de_fe_clk.common.hw,
650 		[CLK_DRAM_DE_BE]	= &dram_de_be_clk.common.hw,
651 		[CLK_DE_BE]		= &de_be_clk.common.hw,
652 		[CLK_DE_FE]		= &de_fe_clk.common.hw,
653 		[CLK_LCD_CH0]		= &lcd_ch0_clk.common.hw,
654 		[CLK_LCD_CH1]		= &lcd_ch1_clk.common.hw,
655 		[CLK_CSI_SCLK]		= &csi_sclk_clk.common.hw,
656 		[CLK_CSI_MCLK]		= &csi_mclk_clk.common.hw,
657 		[CLK_VE]		= &ve_clk.common.hw,
658 		[CLK_AC_DIG]		= &ac_dig_clk.common.hw,
659 		[CLK_AVS]		= &avs_clk.common.hw,
660 		[CLK_MBUS]		= &mbus_clk.common.hw,
661 		[CLK_DSI_SCLK]		= &dsi_sclk_clk.common.hw,
662 		[CLK_DSI_DPHY]		= &dsi_dphy_clk.common.hw,
663 		[CLK_DRC]		= &drc_clk.common.hw,
664 		[CLK_GPU]		= &gpu_clk.common.hw,
665 		[CLK_ATS]		= &ats_clk.common.hw,
666 	},
667 	.num	= CLK_NUMBER,
668 };
669 
670 static struct ccu_reset_map sun8i_a23_ccu_resets[] = {
671 	[RST_USB_PHY0]		=  { 0x0cc, BIT(0) },
672 	[RST_USB_PHY1]		=  { 0x0cc, BIT(1) },
673 	[RST_USB_HSIC]		=  { 0x0cc, BIT(2) },
674 
675 	[RST_MBUS]		=  { 0x0fc, BIT(31) },
676 
677 	[RST_BUS_MIPI_DSI]	=  { 0x2c0, BIT(1) },
678 	[RST_BUS_DMA]		=  { 0x2c0, BIT(6) },
679 	[RST_BUS_MMC0]		=  { 0x2c0, BIT(8) },
680 	[RST_BUS_MMC1]		=  { 0x2c0, BIT(9) },
681 	[RST_BUS_MMC2]		=  { 0x2c0, BIT(10) },
682 	[RST_BUS_NAND]		=  { 0x2c0, BIT(13) },
683 	[RST_BUS_DRAM]		=  { 0x2c0, BIT(14) },
684 	[RST_BUS_HSTIMER]	=  { 0x2c0, BIT(19) },
685 	[RST_BUS_SPI0]		=  { 0x2c0, BIT(20) },
686 	[RST_BUS_SPI1]		=  { 0x2c0, BIT(21) },
687 	[RST_BUS_OTG]		=  { 0x2c0, BIT(24) },
688 	[RST_BUS_EHCI]		=  { 0x2c0, BIT(26) },
689 	[RST_BUS_OHCI]		=  { 0x2c0, BIT(29) },
690 
691 	[RST_BUS_VE]		=  { 0x2c4, BIT(0) },
692 	[RST_BUS_LCD]		=  { 0x2c4, BIT(4) },
693 	[RST_BUS_CSI]		=  { 0x2c4, BIT(8) },
694 	[RST_BUS_DE_BE]		=  { 0x2c4, BIT(12) },
695 	[RST_BUS_DE_FE]		=  { 0x2c4, BIT(14) },
696 	[RST_BUS_GPU]		=  { 0x2c4, BIT(20) },
697 	[RST_BUS_MSGBOX]	=  { 0x2c4, BIT(21) },
698 	[RST_BUS_SPINLOCK]	=  { 0x2c4, BIT(22) },
699 	[RST_BUS_DRC]		=  { 0x2c4, BIT(25) },
700 
701 	[RST_BUS_LVDS]		=  { 0x2c8, BIT(0) },
702 
703 	[RST_BUS_CODEC]		=  { 0x2d0, BIT(0) },
704 	[RST_BUS_I2S0]		=  { 0x2d0, BIT(12) },
705 	[RST_BUS_I2S1]		=  { 0x2d0, BIT(13) },
706 
707 	[RST_BUS_I2C0]		=  { 0x2d8, BIT(0) },
708 	[RST_BUS_I2C1]		=  { 0x2d8, BIT(1) },
709 	[RST_BUS_I2C2]		=  { 0x2d8, BIT(2) },
710 	[RST_BUS_UART0]		=  { 0x2d8, BIT(16) },
711 	[RST_BUS_UART1]		=  { 0x2d8, BIT(17) },
712 	[RST_BUS_UART2]		=  { 0x2d8, BIT(18) },
713 	[RST_BUS_UART3]		=  { 0x2d8, BIT(19) },
714 	[RST_BUS_UART4]		=  { 0x2d8, BIT(20) },
715 };
716 
717 static const struct sunxi_ccu_desc sun8i_a23_ccu_desc = {
718 	.ccu_clks	= sun8i_a23_ccu_clks,
719 	.num_ccu_clks	= ARRAY_SIZE(sun8i_a23_ccu_clks),
720 
721 	.hw_clks	= &sun8i_a23_hw_clks,
722 
723 	.resets		= sun8i_a23_ccu_resets,
724 	.num_resets	= ARRAY_SIZE(sun8i_a23_ccu_resets),
725 };
726 
727 static void __init sun8i_a23_ccu_setup(struct device_node *node)
728 {
729 	void __iomem *reg;
730 	u32 val;
731 
732 	reg = of_io_request_and_map(node, 0, of_node_full_name(node));
733 	if (IS_ERR(reg)) {
734 		pr_err("%pOF: Could not map the clock registers\n", node);
735 		return;
736 	}
737 
738 	/* Force the PLL-Audio-1x divider to 1 */
739 	val = readl(reg + SUN8I_A23_PLL_AUDIO_REG);
740 	val &= ~GENMASK(19, 16);
741 	writel(val | (0 << 16), reg + SUN8I_A23_PLL_AUDIO_REG);
742 
743 	/* Force PLL-MIPI to MIPI mode */
744 	val = readl(reg + SUN8I_A23_PLL_MIPI_REG);
745 	val &= ~BIT(16);
746 	writel(val, reg + SUN8I_A23_PLL_MIPI_REG);
747 
748 	of_sunxi_ccu_probe(node, reg, &sun8i_a23_ccu_desc);
749 }
750 CLK_OF_DECLARE(sun8i_a23_ccu, "allwinner,sun8i-a23-ccu",
751 	       sun8i_a23_ccu_setup);
752