1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Clock definitions for u8500 platform.
4 *
5 * Copyright (C) 2012 ST-Ericsson SA
6 * Author: Ulf Hansson <ulf.hansson@linaro.org>
7 */
8
9 #include <linux/of.h>
10 #include <linux/of_address.h>
11 #include <linux/clk-provider.h>
12 #include <linux/mfd/dbx500-prcmu.h>
13 #include "clk.h"
14
15 #define PRCC_NUM_PERIPH_CLUSTERS 6
16 #define PRCC_PERIPHS_PER_CLUSTER 32
17
18 static struct clk *prcmu_clk[PRCMU_NUM_CLKS];
19 static struct clk *prcc_pclk[(PRCC_NUM_PERIPH_CLUSTERS + 1) * PRCC_PERIPHS_PER_CLUSTER];
20 static struct clk *prcc_kclk[(PRCC_NUM_PERIPH_CLUSTERS + 1) * PRCC_PERIPHS_PER_CLUSTER];
21
22 #define PRCC_SHOW(clk, base, bit) \
23 clk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit]
24 #define PRCC_PCLK_STORE(clk, base, bit) \
25 prcc_pclk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] = clk
26 #define PRCC_KCLK_STORE(clk, base, bit) \
27 prcc_kclk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] = clk
28
ux500_twocell_get(struct of_phandle_args * clkspec,void * data)29 static struct clk *ux500_twocell_get(struct of_phandle_args *clkspec,
30 void *data)
31 {
32 struct clk **clk_data = data;
33 unsigned int base, bit;
34
35 if (clkspec->args_count != 2)
36 return ERR_PTR(-EINVAL);
37
38 base = clkspec->args[0];
39 bit = clkspec->args[1];
40
41 if (base != 1 && base != 2 && base != 3 && base != 5 && base != 6) {
42 pr_err("%s: invalid PRCC base %d\n", __func__, base);
43 return ERR_PTR(-EINVAL);
44 }
45
46 return PRCC_SHOW(clk_data, base, bit);
47 }
48
49 /* CLKRST4 is missing making it hard to index things */
50 enum clkrst_index {
51 CLKRST1_INDEX = 0,
52 CLKRST2_INDEX,
53 CLKRST3_INDEX,
54 CLKRST5_INDEX,
55 CLKRST6_INDEX,
56 CLKRST_MAX,
57 };
58
u8500_clk_init(struct device_node * np)59 static void u8500_clk_init(struct device_node *np)
60 {
61 struct prcmu_fw_version *fw_version;
62 struct device_node *child = NULL;
63 const char *sgaclk_parent = NULL;
64 struct clk *clk, *rtc_clk, *twd_clk;
65 u32 bases[CLKRST_MAX];
66 int i;
67
68 for (i = 0; i < ARRAY_SIZE(bases); i++) {
69 struct resource r;
70
71 if (of_address_to_resource(np, i, &r))
72 /* Not much choice but to continue */
73 pr_err("failed to get CLKRST %d base address\n",
74 i + 1);
75 bases[i] = r.start;
76 }
77
78 /* Clock sources */
79 clk = clk_reg_prcmu_gate("soc0_pll", NULL, PRCMU_PLLSOC0,
80 CLK_IGNORE_UNUSED);
81 prcmu_clk[PRCMU_PLLSOC0] = clk;
82
83 clk = clk_reg_prcmu_gate("soc1_pll", NULL, PRCMU_PLLSOC1,
84 CLK_IGNORE_UNUSED);
85 prcmu_clk[PRCMU_PLLSOC1] = clk;
86
87 clk = clk_reg_prcmu_gate("ddr_pll", NULL, PRCMU_PLLDDR,
88 CLK_IGNORE_UNUSED);
89 prcmu_clk[PRCMU_PLLDDR] = clk;
90
91 /* FIXME: Add sys, ulp and int clocks here. */
92
93 rtc_clk = clk_register_fixed_rate(NULL, "rtc32k", "NULL",
94 CLK_IGNORE_UNUSED,
95 32768);
96
97 /* PRCMU clocks */
98 fw_version = prcmu_get_fw_version();
99 if (fw_version != NULL) {
100 switch (fw_version->project) {
101 case PRCMU_FW_PROJECT_U8500_C2:
102 case PRCMU_FW_PROJECT_U8500_MBL:
103 case PRCMU_FW_PROJECT_U8520:
104 case PRCMU_FW_PROJECT_U8420:
105 case PRCMU_FW_PROJECT_U8420_SYSCLK:
106 sgaclk_parent = "soc0_pll";
107 break;
108 default:
109 break;
110 }
111 }
112
113 if (sgaclk_parent)
114 clk = clk_reg_prcmu_gate("sgclk", sgaclk_parent,
115 PRCMU_SGACLK, 0);
116 else
117 clk = clk_reg_prcmu_gate("sgclk", NULL, PRCMU_SGACLK, 0);
118 prcmu_clk[PRCMU_SGACLK] = clk;
119
120 clk = clk_reg_prcmu_gate("uartclk", NULL, PRCMU_UARTCLK, 0);
121 prcmu_clk[PRCMU_UARTCLK] = clk;
122
123 clk = clk_reg_prcmu_gate("msp02clk", NULL, PRCMU_MSP02CLK, 0);
124 prcmu_clk[PRCMU_MSP02CLK] = clk;
125
126 clk = clk_reg_prcmu_gate("msp1clk", NULL, PRCMU_MSP1CLK, 0);
127 prcmu_clk[PRCMU_MSP1CLK] = clk;
128
129 clk = clk_reg_prcmu_gate("i2cclk", NULL, PRCMU_I2CCLK, 0);
130 prcmu_clk[PRCMU_I2CCLK] = clk;
131
132 clk = clk_reg_prcmu_gate("slimclk", NULL, PRCMU_SLIMCLK, 0);
133 prcmu_clk[PRCMU_SLIMCLK] = clk;
134
135 clk = clk_reg_prcmu_gate("per1clk", NULL, PRCMU_PER1CLK, 0);
136 prcmu_clk[PRCMU_PER1CLK] = clk;
137
138 clk = clk_reg_prcmu_gate("per2clk", NULL, PRCMU_PER2CLK, 0);
139 prcmu_clk[PRCMU_PER2CLK] = clk;
140
141 clk = clk_reg_prcmu_gate("per3clk", NULL, PRCMU_PER3CLK, 0);
142 prcmu_clk[PRCMU_PER3CLK] = clk;
143
144 clk = clk_reg_prcmu_gate("per5clk", NULL, PRCMU_PER5CLK, 0);
145 prcmu_clk[PRCMU_PER5CLK] = clk;
146
147 clk = clk_reg_prcmu_gate("per6clk", NULL, PRCMU_PER6CLK, 0);
148 prcmu_clk[PRCMU_PER6CLK] = clk;
149
150 clk = clk_reg_prcmu_gate("per7clk", NULL, PRCMU_PER7CLK, 0);
151 prcmu_clk[PRCMU_PER7CLK] = clk;
152
153 clk = clk_reg_prcmu_scalable("lcdclk", NULL, PRCMU_LCDCLK, 0,
154 CLK_SET_RATE_GATE);
155 prcmu_clk[PRCMU_LCDCLK] = clk;
156
157 clk = clk_reg_prcmu_opp_gate("bmlclk", NULL, PRCMU_BMLCLK, 0);
158 prcmu_clk[PRCMU_BMLCLK] = clk;
159
160 clk = clk_reg_prcmu_scalable("hsitxclk", NULL, PRCMU_HSITXCLK, 0,
161 CLK_SET_RATE_GATE);
162 prcmu_clk[PRCMU_HSITXCLK] = clk;
163
164 clk = clk_reg_prcmu_scalable("hsirxclk", NULL, PRCMU_HSIRXCLK, 0,
165 CLK_SET_RATE_GATE);
166 prcmu_clk[PRCMU_HSIRXCLK] = clk;
167
168 clk = clk_reg_prcmu_scalable("hdmiclk", NULL, PRCMU_HDMICLK, 0,
169 CLK_SET_RATE_GATE);
170 prcmu_clk[PRCMU_HDMICLK] = clk;
171
172 clk = clk_reg_prcmu_gate("apeatclk", NULL, PRCMU_APEATCLK, 0);
173 prcmu_clk[PRCMU_APEATCLK] = clk;
174
175 clk = clk_reg_prcmu_scalable("apetraceclk", NULL, PRCMU_APETRACECLK, 0,
176 CLK_SET_RATE_GATE);
177 prcmu_clk[PRCMU_APETRACECLK] = clk;
178
179 clk = clk_reg_prcmu_gate("mcdeclk", NULL, PRCMU_MCDECLK, 0);
180 prcmu_clk[PRCMU_MCDECLK] = clk;
181
182 clk = clk_reg_prcmu_opp_gate("ipi2cclk", NULL, PRCMU_IPI2CCLK, 0);
183 prcmu_clk[PRCMU_IPI2CCLK] = clk;
184
185 clk = clk_reg_prcmu_gate("dsialtclk", NULL, PRCMU_DSIALTCLK, 0);
186 prcmu_clk[PRCMU_DSIALTCLK] = clk;
187
188 clk = clk_reg_prcmu_gate("dmaclk", NULL, PRCMU_DMACLK, 0);
189 prcmu_clk[PRCMU_DMACLK] = clk;
190
191 clk = clk_reg_prcmu_gate("b2r2clk", NULL, PRCMU_B2R2CLK, 0);
192 prcmu_clk[PRCMU_B2R2CLK] = clk;
193
194 clk = clk_reg_prcmu_scalable("tvclk", NULL, PRCMU_TVCLK, 0,
195 CLK_SET_RATE_GATE);
196 prcmu_clk[PRCMU_TVCLK] = clk;
197
198 clk = clk_reg_prcmu_gate("sspclk", NULL, PRCMU_SSPCLK, 0);
199 prcmu_clk[PRCMU_SSPCLK] = clk;
200
201 clk = clk_reg_prcmu_gate("rngclk", NULL, PRCMU_RNGCLK, 0);
202 prcmu_clk[PRCMU_RNGCLK] = clk;
203
204 clk = clk_reg_prcmu_gate("uiccclk", NULL, PRCMU_UICCCLK, 0);
205 prcmu_clk[PRCMU_UICCCLK] = clk;
206
207 clk = clk_reg_prcmu_gate("timclk", NULL, PRCMU_TIMCLK, 0);
208 prcmu_clk[PRCMU_TIMCLK] = clk;
209
210 clk = clk_reg_prcmu_gate("ab8500_sysclk", NULL, PRCMU_SYSCLK, 0);
211 prcmu_clk[PRCMU_SYSCLK] = clk;
212
213 clk = clk_reg_prcmu_opp_volt_scalable("sdmmcclk", NULL, PRCMU_SDMMCCLK,
214 100000000, CLK_SET_RATE_GATE);
215 prcmu_clk[PRCMU_SDMMCCLK] = clk;
216
217 clk = clk_reg_prcmu_scalable("dsi_pll", "hdmiclk",
218 PRCMU_PLLDSI, 0, CLK_SET_RATE_GATE);
219 prcmu_clk[PRCMU_PLLDSI] = clk;
220
221 clk = clk_reg_prcmu_scalable("dsi0clk", "dsi_pll",
222 PRCMU_DSI0CLK, 0, CLK_SET_RATE_GATE);
223 prcmu_clk[PRCMU_DSI0CLK] = clk;
224
225 clk = clk_reg_prcmu_scalable("dsi1clk", "dsi_pll",
226 PRCMU_DSI1CLK, 0, CLK_SET_RATE_GATE);
227 prcmu_clk[PRCMU_DSI1CLK] = clk;
228
229 clk = clk_reg_prcmu_scalable("dsi0escclk", "tvclk",
230 PRCMU_DSI0ESCCLK, 0, CLK_SET_RATE_GATE);
231 prcmu_clk[PRCMU_DSI0ESCCLK] = clk;
232
233 clk = clk_reg_prcmu_scalable("dsi1escclk", "tvclk",
234 PRCMU_DSI1ESCCLK, 0, CLK_SET_RATE_GATE);
235 prcmu_clk[PRCMU_DSI1ESCCLK] = clk;
236
237 clk = clk_reg_prcmu_scalable("dsi2escclk", "tvclk",
238 PRCMU_DSI2ESCCLK, 0, CLK_SET_RATE_GATE);
239 prcmu_clk[PRCMU_DSI2ESCCLK] = clk;
240
241 clk = clk_reg_prcmu_scalable_rate("armss", NULL,
242 PRCMU_ARMSS, 0, CLK_IGNORE_UNUSED);
243 prcmu_clk[PRCMU_ARMSS] = clk;
244
245 twd_clk = clk_register_fixed_factor(NULL, "smp_twd", "armss",
246 CLK_IGNORE_UNUSED, 1, 2);
247
248 /*
249 * FIXME: Add special handled PRCMU clocks here:
250 * 1. clkout0yuv, use PRCMU as parent + need regulator + pinctrl.
251 * 2. ab9540_clkout1yuv, see clkout0yuv
252 */
253
254 /* PRCC P-clocks */
255 clk = clk_reg_prcc_pclk("p1_pclk0", "per1clk", bases[CLKRST1_INDEX],
256 BIT(0), 0);
257 PRCC_PCLK_STORE(clk, 1, 0);
258
259 clk = clk_reg_prcc_pclk("p1_pclk1", "per1clk", bases[CLKRST1_INDEX],
260 BIT(1), 0);
261 PRCC_PCLK_STORE(clk, 1, 1);
262
263 clk = clk_reg_prcc_pclk("p1_pclk2", "per1clk", bases[CLKRST1_INDEX],
264 BIT(2), 0);
265 PRCC_PCLK_STORE(clk, 1, 2);
266
267 clk = clk_reg_prcc_pclk("p1_pclk3", "per1clk", bases[CLKRST1_INDEX],
268 BIT(3), 0);
269 PRCC_PCLK_STORE(clk, 1, 3);
270
271 clk = clk_reg_prcc_pclk("p1_pclk4", "per1clk", bases[CLKRST1_INDEX],
272 BIT(4), 0);
273 PRCC_PCLK_STORE(clk, 1, 4);
274
275 clk = clk_reg_prcc_pclk("p1_pclk5", "per1clk", bases[CLKRST1_INDEX],
276 BIT(5), 0);
277 PRCC_PCLK_STORE(clk, 1, 5);
278
279 clk = clk_reg_prcc_pclk("p1_pclk6", "per1clk", bases[CLKRST1_INDEX],
280 BIT(6), 0);
281 PRCC_PCLK_STORE(clk, 1, 6);
282
283 clk = clk_reg_prcc_pclk("p1_pclk7", "per1clk", bases[CLKRST1_INDEX],
284 BIT(7), 0);
285 PRCC_PCLK_STORE(clk, 1, 7);
286
287 clk = clk_reg_prcc_pclk("p1_pclk8", "per1clk", bases[CLKRST1_INDEX],
288 BIT(8), 0);
289 PRCC_PCLK_STORE(clk, 1, 8);
290
291 clk = clk_reg_prcc_pclk("p1_pclk9", "per1clk", bases[CLKRST1_INDEX],
292 BIT(9), 0);
293 PRCC_PCLK_STORE(clk, 1, 9);
294
295 clk = clk_reg_prcc_pclk("p1_pclk10", "per1clk", bases[CLKRST1_INDEX],
296 BIT(10), 0);
297 PRCC_PCLK_STORE(clk, 1, 10);
298
299 clk = clk_reg_prcc_pclk("p1_pclk11", "per1clk", bases[CLKRST1_INDEX],
300 BIT(11), 0);
301 PRCC_PCLK_STORE(clk, 1, 11);
302
303 clk = clk_reg_prcc_pclk("p2_pclk0", "per2clk", bases[CLKRST2_INDEX],
304 BIT(0), 0);
305 PRCC_PCLK_STORE(clk, 2, 0);
306
307 clk = clk_reg_prcc_pclk("p2_pclk1", "per2clk", bases[CLKRST2_INDEX],
308 BIT(1), 0);
309 PRCC_PCLK_STORE(clk, 2, 1);
310
311 clk = clk_reg_prcc_pclk("p2_pclk2", "per2clk", bases[CLKRST2_INDEX],
312 BIT(2), 0);
313 PRCC_PCLK_STORE(clk, 2, 2);
314
315 clk = clk_reg_prcc_pclk("p2_pclk3", "per2clk", bases[CLKRST2_INDEX],
316 BIT(3), 0);
317 PRCC_PCLK_STORE(clk, 2, 3);
318
319 clk = clk_reg_prcc_pclk("p2_pclk4", "per2clk", bases[CLKRST2_INDEX],
320 BIT(4), 0);
321 PRCC_PCLK_STORE(clk, 2, 4);
322
323 clk = clk_reg_prcc_pclk("p2_pclk5", "per2clk", bases[CLKRST2_INDEX],
324 BIT(5), 0);
325 PRCC_PCLK_STORE(clk, 2, 5);
326
327 clk = clk_reg_prcc_pclk("p2_pclk6", "per2clk", bases[CLKRST2_INDEX],
328 BIT(6), 0);
329 PRCC_PCLK_STORE(clk, 2, 6);
330
331 clk = clk_reg_prcc_pclk("p2_pclk7", "per2clk", bases[CLKRST2_INDEX],
332 BIT(7), 0);
333 PRCC_PCLK_STORE(clk, 2, 7);
334
335 clk = clk_reg_prcc_pclk("p2_pclk8", "per2clk", bases[CLKRST2_INDEX],
336 BIT(8), 0);
337 PRCC_PCLK_STORE(clk, 2, 8);
338
339 clk = clk_reg_prcc_pclk("p2_pclk9", "per2clk", bases[CLKRST2_INDEX],
340 BIT(9), 0);
341 PRCC_PCLK_STORE(clk, 2, 9);
342
343 clk = clk_reg_prcc_pclk("p2_pclk10", "per2clk", bases[CLKRST2_INDEX],
344 BIT(10), 0);
345 PRCC_PCLK_STORE(clk, 2, 10);
346
347 clk = clk_reg_prcc_pclk("p2_pclk11", "per2clk", bases[CLKRST2_INDEX],
348 BIT(11), 0);
349 PRCC_PCLK_STORE(clk, 2, 11);
350
351 clk = clk_reg_prcc_pclk("p2_pclk12", "per2clk", bases[CLKRST2_INDEX],
352 BIT(12), 0);
353 PRCC_PCLK_STORE(clk, 2, 12);
354
355 clk = clk_reg_prcc_pclk("p3_pclk0", "per3clk", bases[CLKRST3_INDEX],
356 BIT(0), 0);
357 PRCC_PCLK_STORE(clk, 3, 0);
358
359 clk = clk_reg_prcc_pclk("p3_pclk1", "per3clk", bases[CLKRST3_INDEX],
360 BIT(1), 0);
361 PRCC_PCLK_STORE(clk, 3, 1);
362
363 clk = clk_reg_prcc_pclk("p3_pclk2", "per3clk", bases[CLKRST3_INDEX],
364 BIT(2), 0);
365 PRCC_PCLK_STORE(clk, 3, 2);
366
367 clk = clk_reg_prcc_pclk("p3_pclk3", "per3clk", bases[CLKRST3_INDEX],
368 BIT(3), 0);
369 PRCC_PCLK_STORE(clk, 3, 3);
370
371 clk = clk_reg_prcc_pclk("p3_pclk4", "per3clk", bases[CLKRST3_INDEX],
372 BIT(4), 0);
373 PRCC_PCLK_STORE(clk, 3, 4);
374
375 clk = clk_reg_prcc_pclk("p3_pclk5", "per3clk", bases[CLKRST3_INDEX],
376 BIT(5), 0);
377 PRCC_PCLK_STORE(clk, 3, 5);
378
379 clk = clk_reg_prcc_pclk("p3_pclk6", "per3clk", bases[CLKRST3_INDEX],
380 BIT(6), 0);
381 PRCC_PCLK_STORE(clk, 3, 6);
382
383 clk = clk_reg_prcc_pclk("p3_pclk7", "per3clk", bases[CLKRST3_INDEX],
384 BIT(7), 0);
385 PRCC_PCLK_STORE(clk, 3, 7);
386
387 clk = clk_reg_prcc_pclk("p3_pclk8", "per3clk", bases[CLKRST3_INDEX],
388 BIT(8), 0);
389 PRCC_PCLK_STORE(clk, 3, 8);
390
391 clk = clk_reg_prcc_pclk("p5_pclk0", "per5clk", bases[CLKRST5_INDEX],
392 BIT(0), 0);
393 PRCC_PCLK_STORE(clk, 5, 0);
394
395 clk = clk_reg_prcc_pclk("p5_pclk1", "per5clk", bases[CLKRST5_INDEX],
396 BIT(1), 0);
397 PRCC_PCLK_STORE(clk, 5, 1);
398
399 clk = clk_reg_prcc_pclk("p6_pclk0", "per6clk", bases[CLKRST6_INDEX],
400 BIT(0), 0);
401 PRCC_PCLK_STORE(clk, 6, 0);
402
403 clk = clk_reg_prcc_pclk("p6_pclk1", "per6clk", bases[CLKRST6_INDEX],
404 BIT(1), 0);
405 PRCC_PCLK_STORE(clk, 6, 1);
406
407 clk = clk_reg_prcc_pclk("p6_pclk2", "per6clk", bases[CLKRST6_INDEX],
408 BIT(2), 0);
409 PRCC_PCLK_STORE(clk, 6, 2);
410
411 clk = clk_reg_prcc_pclk("p6_pclk3", "per6clk", bases[CLKRST6_INDEX],
412 BIT(3), 0);
413 PRCC_PCLK_STORE(clk, 6, 3);
414
415 clk = clk_reg_prcc_pclk("p6_pclk4", "per6clk", bases[CLKRST6_INDEX],
416 BIT(4), 0);
417 PRCC_PCLK_STORE(clk, 6, 4);
418
419 clk = clk_reg_prcc_pclk("p6_pclk5", "per6clk", bases[CLKRST6_INDEX],
420 BIT(5), 0);
421 PRCC_PCLK_STORE(clk, 6, 5);
422
423 clk = clk_reg_prcc_pclk("p6_pclk6", "per6clk", bases[CLKRST6_INDEX],
424 BIT(6), 0);
425 PRCC_PCLK_STORE(clk, 6, 6);
426
427 clk = clk_reg_prcc_pclk("p6_pclk7", "per6clk", bases[CLKRST6_INDEX],
428 BIT(7), 0);
429 PRCC_PCLK_STORE(clk, 6, 7);
430
431 /* PRCC K-clocks
432 *
433 * FIXME: Some drivers requires PERPIH[n| to be automatically enabled
434 * by enabling just the K-clock, even if it is not a valid parent to
435 * the K-clock. Until drivers get fixed we might need some kind of
436 * "parent muxed join".
437 */
438
439 /* Periph1 */
440 clk = clk_reg_prcc_kclk("p1_uart0_kclk", "uartclk",
441 bases[CLKRST1_INDEX], BIT(0), CLK_SET_RATE_GATE);
442 PRCC_KCLK_STORE(clk, 1, 0);
443
444 clk = clk_reg_prcc_kclk("p1_uart1_kclk", "uartclk",
445 bases[CLKRST1_INDEX], BIT(1), CLK_SET_RATE_GATE);
446 PRCC_KCLK_STORE(clk, 1, 1);
447
448 clk = clk_reg_prcc_kclk("p1_i2c1_kclk", "i2cclk",
449 bases[CLKRST1_INDEX], BIT(2), CLK_SET_RATE_GATE);
450 PRCC_KCLK_STORE(clk, 1, 2);
451
452 clk = clk_reg_prcc_kclk("p1_msp0_kclk", "msp02clk",
453 bases[CLKRST1_INDEX], BIT(3), CLK_SET_RATE_GATE);
454 PRCC_KCLK_STORE(clk, 1, 3);
455
456 clk = clk_reg_prcc_kclk("p1_msp1_kclk", "msp1clk",
457 bases[CLKRST1_INDEX], BIT(4), CLK_SET_RATE_GATE);
458 PRCC_KCLK_STORE(clk, 1, 4);
459
460 clk = clk_reg_prcc_kclk("p1_sdi0_kclk", "sdmmcclk",
461 bases[CLKRST1_INDEX], BIT(5), CLK_SET_RATE_GATE);
462 PRCC_KCLK_STORE(clk, 1, 5);
463
464 clk = clk_reg_prcc_kclk("p1_i2c2_kclk", "i2cclk",
465 bases[CLKRST1_INDEX], BIT(6), CLK_SET_RATE_GATE);
466 PRCC_KCLK_STORE(clk, 1, 6);
467
468 clk = clk_reg_prcc_kclk("p1_slimbus0_kclk", "slimclk",
469 bases[CLKRST1_INDEX], BIT(8), CLK_SET_RATE_GATE);
470 PRCC_KCLK_STORE(clk, 1, 8);
471
472 clk = clk_reg_prcc_kclk("p1_i2c4_kclk", "i2cclk",
473 bases[CLKRST1_INDEX], BIT(9), CLK_SET_RATE_GATE);
474 PRCC_KCLK_STORE(clk, 1, 9);
475
476 clk = clk_reg_prcc_kclk("p1_msp3_kclk", "msp1clk",
477 bases[CLKRST1_INDEX], BIT(10), CLK_SET_RATE_GATE);
478 PRCC_KCLK_STORE(clk, 1, 10);
479
480 /* Periph2 */
481 clk = clk_reg_prcc_kclk("p2_i2c3_kclk", "i2cclk",
482 bases[CLKRST2_INDEX], BIT(0), CLK_SET_RATE_GATE);
483 PRCC_KCLK_STORE(clk, 2, 0);
484
485 clk = clk_reg_prcc_kclk("p2_sdi4_kclk", "sdmmcclk",
486 bases[CLKRST2_INDEX], BIT(2), CLK_SET_RATE_GATE);
487 PRCC_KCLK_STORE(clk, 2, 2);
488
489 clk = clk_reg_prcc_kclk("p2_msp2_kclk", "msp02clk",
490 bases[CLKRST2_INDEX], BIT(3), CLK_SET_RATE_GATE);
491 PRCC_KCLK_STORE(clk, 2, 3);
492
493 clk = clk_reg_prcc_kclk("p2_sdi1_kclk", "sdmmcclk",
494 bases[CLKRST2_INDEX], BIT(4), CLK_SET_RATE_GATE);
495 PRCC_KCLK_STORE(clk, 2, 4);
496
497 clk = clk_reg_prcc_kclk("p2_sdi3_kclk", "sdmmcclk",
498 bases[CLKRST2_INDEX], BIT(5), CLK_SET_RATE_GATE);
499 PRCC_KCLK_STORE(clk, 2, 5);
500
501 /* Note that rate is received from parent. */
502 clk = clk_reg_prcc_kclk("p2_ssirx_kclk", "hsirxclk",
503 bases[CLKRST2_INDEX], BIT(6),
504 CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT);
505 PRCC_KCLK_STORE(clk, 2, 6);
506
507 clk = clk_reg_prcc_kclk("p2_ssitx_kclk", "hsitxclk",
508 bases[CLKRST2_INDEX], BIT(7),
509 CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT);
510 PRCC_KCLK_STORE(clk, 2, 7);
511
512 /* Periph3 */
513 clk = clk_reg_prcc_kclk("p3_ssp0_kclk", "sspclk",
514 bases[CLKRST3_INDEX], BIT(1), CLK_SET_RATE_GATE);
515 PRCC_KCLK_STORE(clk, 3, 1);
516
517 clk = clk_reg_prcc_kclk("p3_ssp1_kclk", "sspclk",
518 bases[CLKRST3_INDEX], BIT(2), CLK_SET_RATE_GATE);
519 PRCC_KCLK_STORE(clk, 3, 2);
520
521 clk = clk_reg_prcc_kclk("p3_i2c0_kclk", "i2cclk",
522 bases[CLKRST3_INDEX], BIT(3), CLK_SET_RATE_GATE);
523 PRCC_KCLK_STORE(clk, 3, 3);
524
525 clk = clk_reg_prcc_kclk("p3_sdi2_kclk", "sdmmcclk",
526 bases[CLKRST3_INDEX], BIT(4), CLK_SET_RATE_GATE);
527 PRCC_KCLK_STORE(clk, 3, 4);
528
529 clk = clk_reg_prcc_kclk("p3_ske_kclk", "rtc32k",
530 bases[CLKRST3_INDEX], BIT(5), CLK_SET_RATE_GATE);
531 PRCC_KCLK_STORE(clk, 3, 5);
532
533 clk = clk_reg_prcc_kclk("p3_uart2_kclk", "uartclk",
534 bases[CLKRST3_INDEX], BIT(6), CLK_SET_RATE_GATE);
535 PRCC_KCLK_STORE(clk, 3, 6);
536
537 clk = clk_reg_prcc_kclk("p3_sdi5_kclk", "sdmmcclk",
538 bases[CLKRST3_INDEX], BIT(7), CLK_SET_RATE_GATE);
539 PRCC_KCLK_STORE(clk, 3, 7);
540
541 /* Periph6 */
542 clk = clk_reg_prcc_kclk("p3_rng_kclk", "rngclk",
543 bases[CLKRST6_INDEX], BIT(0), CLK_SET_RATE_GATE);
544 PRCC_KCLK_STORE(clk, 6, 0);
545
546 for_each_child_of_node(np, child) {
547 static struct clk_onecell_data clk_data;
548
549 if (of_node_name_eq(child, "prcmu-clock")) {
550 clk_data.clks = prcmu_clk;
551 clk_data.clk_num = ARRAY_SIZE(prcmu_clk);
552 of_clk_add_provider(child, of_clk_src_onecell_get, &clk_data);
553 }
554 if (of_node_name_eq(child, "prcc-periph-clock"))
555 of_clk_add_provider(child, ux500_twocell_get, prcc_pclk);
556
557 if (of_node_name_eq(child, "prcc-kernel-clock"))
558 of_clk_add_provider(child, ux500_twocell_get, prcc_kclk);
559
560 if (of_node_name_eq(child, "rtc32k-clock"))
561 of_clk_add_provider(child, of_clk_src_simple_get, rtc_clk);
562
563 if (of_node_name_eq(child, "smp-twd-clock"))
564 of_clk_add_provider(child, of_clk_src_simple_get, twd_clk);
565 }
566 }
567 CLK_OF_DECLARE(u8500_clks, "stericsson,u8500-clks", u8500_clk_init);
568