1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (c) 2018, The Linux Foundation. All rights reserved.
4 * Copyright (c) 2024, Danila Tikhonov <danila@jiaxyga.com>
5 * Copyright (c) 2024, David Wronek <david@mainlining.org>
6 */
7
8 #include <linux/clk-provider.h>
9 #include <linux/mod_devicetable.h>
10 #include <linux/module.h>
11 #include <linux/platform_device.h>
12 #include <linux/regmap.h>
13
14 #include <dt-bindings/clock/qcom,sm7150-dispcc.h>
15
16 #include "clk-alpha-pll.h"
17 #include "clk-branch.h"
18 #include "clk-rcg.h"
19 #include "clk-regmap.h"
20 #include "clk-regmap-divider.h"
21 #include "common.h"
22 #include "gdsc.h"
23
24 enum {
25 DT_BI_TCXO,
26 DT_BI_TCXO_AO,
27 DT_GCC_DISP_GPLL0_CLK,
28 DT_CHIP_SLEEP_CLK,
29 DT_DSI0_PHY_PLL_OUT_BYTECLK,
30 DT_DSI0_PHY_PLL_OUT_DSICLK,
31 DT_DSI1_PHY_PLL_OUT_BYTECLK,
32 DT_DSI1_PHY_PLL_OUT_DSICLK,
33 DT_DP_PHY_PLL_LINK_CLK,
34 DT_DP_PHY_PLL_VCO_DIV_CLK,
35 };
36
37 enum {
38 P_BI_TCXO,
39 P_CHIP_SLEEP_CLK,
40 P_DISPCC_PLL0_OUT_EVEN,
41 P_DISPCC_PLL0_OUT_MAIN,
42 P_DP_PHY_PLL_LINK_CLK,
43 P_DP_PHY_PLL_VCO_DIV_CLK,
44 P_DSI0_PHY_PLL_OUT_BYTECLK,
45 P_DSI0_PHY_PLL_OUT_DSICLK,
46 P_DSI1_PHY_PLL_OUT_BYTECLK,
47 P_DSI1_PHY_PLL_OUT_DSICLK,
48 P_GCC_DISP_GPLL0_CLK,
49 };
50
51 static const struct pll_vco fabia_vco[] = {
52 { 249600000, 2000000000, 0 },
53 { 125000000, 1000000000, 1 },
54 };
55
56 /* 860MHz configuration */
57 static const struct alpha_pll_config dispcc_pll0_config = {
58 .l = 0x2c,
59 .alpha = 0xcaaa,
60 .test_ctl_val = 0x40000000,
61 };
62
63 static struct clk_alpha_pll dispcc_pll0 = {
64 .offset = 0x0,
65 .vco_table = fabia_vco,
66 .num_vco = ARRAY_SIZE(fabia_vco),
67 .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA],
68 .clkr = {
69 .hw.init = &(const struct clk_init_data) {
70 .name = "dispcc_pll0",
71 .parent_data = &(const struct clk_parent_data) {
72 .index = DT_BI_TCXO,
73 },
74 .num_parents = 1,
75 .ops = &clk_alpha_pll_fabia_ops,
76 },
77 },
78 };
79
80 static const struct parent_map dispcc_parent_map_0[] = {
81 { P_BI_TCXO, 0 },
82 { P_DSI0_PHY_PLL_OUT_BYTECLK, 1 },
83 { P_DSI1_PHY_PLL_OUT_BYTECLK, 2 },
84 };
85
86 static const struct clk_parent_data dispcc_parent_data_0[] = {
87 { .index = DT_BI_TCXO },
88 { .index = DT_DSI0_PHY_PLL_OUT_BYTECLK },
89 { .index = DT_DSI1_PHY_PLL_OUT_BYTECLK },
90 };
91
92 static const struct parent_map dispcc_parent_map_1[] = {
93 { P_BI_TCXO, 0 },
94 { P_DP_PHY_PLL_LINK_CLK, 1 },
95 { P_DP_PHY_PLL_VCO_DIV_CLK, 2 },
96 };
97
98 static const struct clk_parent_data dispcc_parent_data_1[] = {
99 { .index = DT_BI_TCXO },
100 { .index = DT_DP_PHY_PLL_LINK_CLK },
101 { .index = DT_DP_PHY_PLL_VCO_DIV_CLK },
102 };
103
104 static const struct parent_map dispcc_parent_map_2[] = {
105 { P_BI_TCXO, 0 },
106 };
107
108 static const struct clk_parent_data dispcc_parent_data_2[] = {
109 { .index = DT_BI_TCXO },
110 };
111
112 static const struct clk_parent_data dispcc_parent_data_2_ao[] = {
113 { .index = DT_BI_TCXO_AO },
114 };
115
116 static const struct parent_map dispcc_parent_map_3[] = {
117 { P_BI_TCXO, 0 },
118 { P_DISPCC_PLL0_OUT_MAIN, 1 },
119 { P_GCC_DISP_GPLL0_CLK, 4 },
120 { P_DISPCC_PLL0_OUT_EVEN, 5 },
121 };
122
123 static const struct clk_parent_data dispcc_parent_data_3[] = {
124 { .index = DT_BI_TCXO },
125 { .hw = &dispcc_pll0.clkr.hw },
126 { .index = DT_GCC_DISP_GPLL0_CLK },
127 { .hw = &dispcc_pll0.clkr.hw },
128 };
129
130 static const struct parent_map dispcc_parent_map_4[] = {
131 { P_BI_TCXO, 0 },
132 { P_DSI0_PHY_PLL_OUT_DSICLK, 1 },
133 { P_DSI1_PHY_PLL_OUT_DSICLK, 2 },
134 };
135
136 static const struct clk_parent_data dispcc_parent_data_4[] = {
137 { .index = DT_BI_TCXO },
138 { .index = DT_DSI0_PHY_PLL_OUT_DSICLK },
139 { .index = DT_DSI1_PHY_PLL_OUT_DSICLK },
140 };
141
142 static const struct parent_map dispcc_parent_map_5[] = {
143 { P_BI_TCXO, 0 },
144 { P_GCC_DISP_GPLL0_CLK, 4 },
145 };
146
147 static const struct clk_parent_data dispcc_parent_data_5[] = {
148 { .index = DT_BI_TCXO },
149 { .index = DT_GCC_DISP_GPLL0_CLK },
150 };
151
152 static const struct parent_map dispcc_parent_map_6[] = {
153 { P_CHIP_SLEEP_CLK, 0 },
154 };
155
156 static const struct clk_parent_data dispcc_parent_data_6[] = {
157 { .index = DT_CHIP_SLEEP_CLK },
158 };
159
160 static const struct freq_tbl ftbl_dispcc_mdss_ahb_clk_src[] = {
161 F(19200000, P_BI_TCXO, 1, 0, 0),
162 F(37500000, P_GCC_DISP_GPLL0_CLK, 16, 0, 0),
163 F(75000000, P_GCC_DISP_GPLL0_CLK, 8, 0, 0),
164 { }
165 };
166
167 static struct clk_rcg2 dispcc_mdss_ahb_clk_src = {
168 .cmd_rcgr = 0x22bc,
169 .mnd_width = 0,
170 .hid_width = 5,
171 .parent_map = dispcc_parent_map_5,
172 .freq_tbl = ftbl_dispcc_mdss_ahb_clk_src,
173 .clkr.hw.init = &(const struct clk_init_data) {
174 .name = "dispcc_mdss_ahb_clk_src",
175 .parent_data = dispcc_parent_data_5,
176 .num_parents = ARRAY_SIZE(dispcc_parent_data_5),
177 .flags = CLK_SET_RATE_PARENT,
178 .ops = &clk_rcg2_shared_ops,
179 },
180 };
181
182 static const struct freq_tbl ftbl_dispcc_mdss_byte0_clk_src[] = {
183 F(19200000, P_BI_TCXO, 1, 0, 0),
184 { }
185 };
186
187 static struct clk_rcg2 dispcc_mdss_byte0_clk_src = {
188 .cmd_rcgr = 0x2110,
189 .mnd_width = 0,
190 .hid_width = 5,
191 .parent_map = dispcc_parent_map_0,
192 .clkr.hw.init = &(const struct clk_init_data) {
193 .name = "dispcc_mdss_byte0_clk_src",
194 .parent_data = dispcc_parent_data_0,
195 .num_parents = ARRAY_SIZE(dispcc_parent_data_0),
196 .flags = CLK_SET_RATE_PARENT,
197 .ops = &clk_byte2_ops,
198 },
199 };
200
201 static struct clk_rcg2 dispcc_mdss_byte1_clk_src = {
202 .cmd_rcgr = 0x212c,
203 .mnd_width = 0,
204 .hid_width = 5,
205 .parent_map = dispcc_parent_map_0,
206 .clkr.hw.init = &(const struct clk_init_data) {
207 .name = "dispcc_mdss_byte1_clk_src",
208 .parent_data = dispcc_parent_data_0,
209 .num_parents = ARRAY_SIZE(dispcc_parent_data_0),
210 .flags = CLK_SET_RATE_PARENT,
211 .ops = &clk_byte2_ops,
212 },
213 };
214
215 static struct clk_rcg2 dispcc_mdss_dp_aux_clk_src = {
216 .cmd_rcgr = 0x21dc,
217 .mnd_width = 0,
218 .hid_width = 5,
219 .parent_map = dispcc_parent_map_2,
220 .freq_tbl = ftbl_dispcc_mdss_byte0_clk_src,
221 .clkr.hw.init = &(const struct clk_init_data) {
222 .name = "dispcc_mdss_dp_aux_clk_src",
223 .parent_data = dispcc_parent_data_2,
224 .num_parents = ARRAY_SIZE(dispcc_parent_data_2),
225 .ops = &clk_rcg2_ops,
226 },
227 };
228
229 static const struct freq_tbl ftbl_dispcc_mdss_dp_crypto_clk_src[] = {
230 F(108000, P_DP_PHY_PLL_LINK_CLK, 3, 0, 0),
231 F(180000, P_DP_PHY_PLL_LINK_CLK, 3, 0, 0),
232 F(360000, P_DP_PHY_PLL_LINK_CLK, 1.5, 0, 0),
233 F(540000, P_DP_PHY_PLL_LINK_CLK, 1.5, 0, 0),
234 { }
235 };
236
237 static struct clk_rcg2 dispcc_mdss_dp_crypto_clk_src = {
238 .cmd_rcgr = 0x2194,
239 .mnd_width = 0,
240 .hid_width = 5,
241 .parent_map = dispcc_parent_map_1,
242 .freq_tbl = ftbl_dispcc_mdss_dp_crypto_clk_src,
243 .clkr.hw.init = &(const struct clk_init_data) {
244 .name = "dispcc_mdss_dp_crypto_clk_src",
245 .parent_data = dispcc_parent_data_1,
246 .num_parents = ARRAY_SIZE(dispcc_parent_data_1),
247 .ops = &clk_rcg2_ops,
248 },
249 };
250
251 static struct clk_rcg2 dispcc_mdss_dp_link_clk_src = {
252 .cmd_rcgr = 0x2178,
253 .mnd_width = 0,
254 .hid_width = 5,
255 .parent_map = dispcc_parent_map_1,
256 .clkr.hw.init = &(const struct clk_init_data) {
257 .name = "dispcc_mdss_dp_link_clk_src",
258 .parent_data = dispcc_parent_data_1,
259 .num_parents = ARRAY_SIZE(dispcc_parent_data_1),
260 .flags = CLK_SET_RATE_PARENT,
261 .ops = &clk_byte2_ops,
262 },
263 };
264
265 static struct clk_rcg2 dispcc_mdss_dp_pixel1_clk_src = {
266 .cmd_rcgr = 0x21c4,
267 .mnd_width = 16,
268 .hid_width = 5,
269 .parent_map = dispcc_parent_map_1,
270 .clkr.hw.init = &(const struct clk_init_data) {
271 .name = "dispcc_mdss_dp_pixel1_clk_src",
272 .parent_data = dispcc_parent_data_1,
273 .num_parents = ARRAY_SIZE(dispcc_parent_data_1),
274 .flags = CLK_SET_RATE_PARENT,
275 .ops = &clk_dp_ops,
276 },
277 };
278
279 static struct clk_rcg2 dispcc_mdss_dp_pixel_clk_src = {
280 .cmd_rcgr = 0x21ac,
281 .mnd_width = 16,
282 .hid_width = 5,
283 .parent_map = dispcc_parent_map_1,
284 .clkr.hw.init = &(const struct clk_init_data) {
285 .name = "dispcc_mdss_dp_pixel_clk_src",
286 .parent_data = dispcc_parent_data_1,
287 .num_parents = ARRAY_SIZE(dispcc_parent_data_1),
288 .flags = CLK_SET_RATE_PARENT,
289 .ops = &clk_dp_ops,
290 },
291 };
292
293 static struct clk_rcg2 dispcc_mdss_esc0_clk_src = {
294 .cmd_rcgr = 0x2148,
295 .mnd_width = 0,
296 .hid_width = 5,
297 .parent_map = dispcc_parent_map_0,
298 .freq_tbl = ftbl_dispcc_mdss_byte0_clk_src,
299 .clkr.hw.init = &(const struct clk_init_data) {
300 .name = "dispcc_mdss_esc0_clk_src",
301 .parent_data = dispcc_parent_data_0,
302 .num_parents = ARRAY_SIZE(dispcc_parent_data_0),
303 .ops = &clk_rcg2_ops,
304 },
305 };
306
307 static struct clk_rcg2 dispcc_mdss_esc1_clk_src = {
308 .cmd_rcgr = 0x2160,
309 .mnd_width = 0,
310 .hid_width = 5,
311 .parent_map = dispcc_parent_map_0,
312 .freq_tbl = ftbl_dispcc_mdss_byte0_clk_src,
313 .clkr.hw.init = &(const struct clk_init_data) {
314 .name = "dispcc_mdss_esc1_clk_src",
315 .parent_data = dispcc_parent_data_0,
316 .num_parents = ARRAY_SIZE(dispcc_parent_data_0),
317 .ops = &clk_rcg2_ops,
318 },
319 };
320
321 static const struct freq_tbl ftbl_dispcc_mdss_mdp_clk_src[] = {
322 F(19200000, P_BI_TCXO, 1, 0, 0),
323 F(85714286, P_GCC_DISP_GPLL0_CLK, 7, 0, 0),
324 F(100000000, P_GCC_DISP_GPLL0_CLK, 6, 0, 0),
325 F(150000000, P_GCC_DISP_GPLL0_CLK, 4, 0, 0),
326 F(172000000, P_DISPCC_PLL0_OUT_MAIN, 5, 0, 0),
327 F(200000000, P_GCC_DISP_GPLL0_CLK, 3, 0, 0),
328 F(286666667, P_DISPCC_PLL0_OUT_MAIN, 3, 0, 0),
329 F(300000000, P_GCC_DISP_GPLL0_CLK, 2, 0, 0),
330 F(344000000, P_DISPCC_PLL0_OUT_MAIN, 2.5, 0, 0),
331 F(430000000, P_DISPCC_PLL0_OUT_MAIN, 2, 0, 0),
332 { }
333 };
334
335 static struct clk_rcg2 dispcc_mdss_mdp_clk_src = {
336 .cmd_rcgr = 0x20c8,
337 .mnd_width = 0,
338 .hid_width = 5,
339 .parent_map = dispcc_parent_map_3,
340 .freq_tbl = ftbl_dispcc_mdss_mdp_clk_src,
341 .clkr.hw.init = &(const struct clk_init_data) {
342 .name = "dispcc_mdss_mdp_clk_src",
343 .parent_data = dispcc_parent_data_3,
344 .num_parents = ARRAY_SIZE(dispcc_parent_data_3),
345 .flags = CLK_SET_RATE_PARENT,
346 .ops = &clk_rcg2_shared_ops,
347 },
348 };
349
350 static struct clk_rcg2 dispcc_mdss_pclk0_clk_src = {
351 .cmd_rcgr = 0x2098,
352 .mnd_width = 8,
353 .hid_width = 5,
354 .parent_map = dispcc_parent_map_4,
355 .clkr.hw.init = &(const struct clk_init_data) {
356 .name = "dispcc_mdss_pclk0_clk_src",
357 .parent_data = dispcc_parent_data_4,
358 .num_parents = ARRAY_SIZE(dispcc_parent_data_4),
359 .flags = CLK_SET_RATE_PARENT,
360 .ops = &clk_pixel_ops,
361 },
362 };
363
364 static struct clk_rcg2 dispcc_mdss_pclk1_clk_src = {
365 .cmd_rcgr = 0x20b0,
366 .mnd_width = 8,
367 .hid_width = 5,
368 .parent_map = dispcc_parent_map_4,
369 .clkr.hw.init = &(const struct clk_init_data) {
370 .name = "dispcc_mdss_pclk1_clk_src",
371 .parent_data = dispcc_parent_data_4,
372 .num_parents = ARRAY_SIZE(dispcc_parent_data_4),
373 .flags = CLK_SET_RATE_PARENT,
374 .ops = &clk_pixel_ops,
375 },
376 };
377
378 static const struct freq_tbl ftbl_dispcc_mdss_rot_clk_src[] = {
379 F(19200000, P_BI_TCXO, 1, 0, 0),
380 F(171428571, P_GCC_DISP_GPLL0_CLK, 3.5, 0, 0),
381 F(200000000, P_GCC_DISP_GPLL0_CLK, 3, 0, 0),
382 F(300000000, P_GCC_DISP_GPLL0_CLK, 2, 0, 0),
383 F(344000000, P_DISPCC_PLL0_OUT_MAIN, 2.5, 0, 0),
384 F(430000000, P_DISPCC_PLL0_OUT_MAIN, 2, 0, 0),
385 { }
386 };
387
388 static struct clk_rcg2 dispcc_mdss_rot_clk_src = {
389 .cmd_rcgr = 0x20e0,
390 .mnd_width = 0,
391 .hid_width = 5,
392 .parent_map = dispcc_parent_map_3,
393 .freq_tbl = ftbl_dispcc_mdss_rot_clk_src,
394 .clkr.hw.init = &(const struct clk_init_data) {
395 .name = "dispcc_mdss_rot_clk_src",
396 .parent_data = dispcc_parent_data_3,
397 .num_parents = ARRAY_SIZE(dispcc_parent_data_3),
398 .ops = &clk_rcg2_shared_ops,
399 },
400 };
401
402 static struct clk_rcg2 dispcc_mdss_vsync_clk_src = {
403 .cmd_rcgr = 0x20f8,
404 .mnd_width = 0,
405 .hid_width = 5,
406 .parent_map = dispcc_parent_map_2,
407 .freq_tbl = ftbl_dispcc_mdss_byte0_clk_src,
408 .clkr.hw.init = &(const struct clk_init_data) {
409 .name = "dispcc_mdss_vsync_clk_src",
410 .parent_data = dispcc_parent_data_2,
411 .num_parents = ARRAY_SIZE(dispcc_parent_data_2),
412 .ops = &clk_rcg2_ops,
413 },
414 };
415
416 static const struct freq_tbl ftbl_dispcc_sleep_clk_src[] = {
417 F(32000, P_CHIP_SLEEP_CLK, 1, 0, 0),
418 { }
419 };
420
421 static struct clk_rcg2 dispcc_sleep_clk_src = {
422 .cmd_rcgr = 0x6060,
423 .mnd_width = 0,
424 .hid_width = 5,
425 .parent_map = dispcc_parent_map_6,
426 .freq_tbl = ftbl_dispcc_sleep_clk_src,
427 .clkr.hw.init = &(const struct clk_init_data) {
428 .name = "dispcc_sleep_clk_src",
429 .parent_data = dispcc_parent_data_6,
430 .num_parents = ARRAY_SIZE(dispcc_parent_data_6),
431 .ops = &clk_rcg2_ops,
432 },
433 };
434
435 static struct clk_rcg2 dispcc_xo_clk_src = {
436 .cmd_rcgr = 0x6044,
437 .mnd_width = 0,
438 .hid_width = 5,
439 .parent_map = dispcc_parent_map_2,
440 .freq_tbl = ftbl_dispcc_mdss_byte0_clk_src,
441 .clkr.hw.init = &(const struct clk_init_data) {
442 .name = "dispcc_xo_clk_src",
443 .parent_data = dispcc_parent_data_2_ao,
444 .num_parents = ARRAY_SIZE(dispcc_parent_data_2_ao),
445 .ops = &clk_rcg2_ops,
446 },
447 };
448
449 static struct clk_branch dispcc_mdss_ahb_clk = {
450 .halt_reg = 0x2080,
451 .halt_check = BRANCH_HALT,
452 .clkr = {
453 .enable_reg = 0x2080,
454 .enable_mask = BIT(0),
455 .hw.init = &(const struct clk_init_data) {
456 .name = "dispcc_mdss_ahb_clk",
457 .parent_hws = (const struct clk_hw*[]) {
458 &dispcc_mdss_ahb_clk_src.clkr.hw,
459 },
460 .num_parents = 1,
461 .flags = CLK_SET_RATE_PARENT,
462 .ops = &clk_branch2_ops,
463 },
464 },
465 };
466
467 static struct clk_branch dispcc_mdss_byte0_clk = {
468 .halt_reg = 0x2028,
469 .halt_check = BRANCH_HALT,
470 .clkr = {
471 .enable_reg = 0x2028,
472 .enable_mask = BIT(0),
473 .hw.init = &(const struct clk_init_data) {
474 .name = "dispcc_mdss_byte0_clk",
475 .parent_hws = (const struct clk_hw*[]) {
476 &dispcc_mdss_byte0_clk_src.clkr.hw,
477 },
478 .num_parents = 1,
479 .flags = CLK_SET_RATE_PARENT,
480 .ops = &clk_branch2_ops,
481 },
482 },
483 };
484
485 static struct clk_regmap_div dispcc_mdss_byte0_div_clk_src = {
486 .reg = 0x2128,
487 .shift = 0,
488 .width = 2,
489 .clkr = {
490 .hw.init = &(const struct clk_init_data) {
491 .name = "dispcc_mdss_byte0_div_clk_src",
492 .parent_hws = (const struct clk_hw*[]) {
493 &dispcc_mdss_byte0_clk_src.clkr.hw,
494 },
495 .num_parents = 1,
496 .ops = &clk_regmap_div_ops,
497 },
498 },
499 };
500
501 static struct clk_branch dispcc_mdss_byte0_intf_clk = {
502 .halt_reg = 0x202c,
503 .halt_check = BRANCH_HALT,
504 .clkr = {
505 .enable_reg = 0x202c,
506 .enable_mask = BIT(0),
507 .hw.init = &(const struct clk_init_data) {
508 .name = "dispcc_mdss_byte0_intf_clk",
509 .parent_hws = (const struct clk_hw*[]) {
510 &dispcc_mdss_byte0_div_clk_src.clkr.hw,
511 },
512 .num_parents = 1,
513 .ops = &clk_branch2_ops,
514 },
515 },
516 };
517
518 static struct clk_branch dispcc_mdss_byte1_clk = {
519 .halt_reg = 0x2030,
520 .halt_check = BRANCH_HALT,
521 .clkr = {
522 .enable_reg = 0x2030,
523 .enable_mask = BIT(0),
524 .hw.init = &(const struct clk_init_data) {
525 .name = "dispcc_mdss_byte1_clk",
526 .parent_hws = (const struct clk_hw*[]) {
527 &dispcc_mdss_byte1_clk_src.clkr.hw,
528 },
529 .num_parents = 1,
530 .flags = CLK_SET_RATE_PARENT,
531 .ops = &clk_branch2_ops,
532 },
533 },
534 };
535
536 static struct clk_regmap_div dispcc_mdss_byte1_div_clk_src = {
537 .reg = 0x2144,
538 .shift = 0,
539 .width = 2,
540 .clkr = {
541 .hw.init = &(const struct clk_init_data) {
542 .name = "dispcc_mdss_byte1_div_clk_src",
543 .parent_hws = (const struct clk_hw*[]) {
544 &dispcc_mdss_byte1_clk_src.clkr.hw,
545 },
546 .num_parents = 1,
547 .ops = &clk_regmap_div_ops,
548 },
549 },
550 };
551
552 static struct clk_branch dispcc_mdss_byte1_intf_clk = {
553 .halt_reg = 0x2034,
554 .halt_check = BRANCH_HALT,
555 .clkr = {
556 .enable_reg = 0x2034,
557 .enable_mask = BIT(0),
558 .hw.init = &(const struct clk_init_data) {
559 .name = "dispcc_mdss_byte1_intf_clk",
560 .parent_hws = (const struct clk_hw*[]) {
561 &dispcc_mdss_byte1_div_clk_src.clkr.hw,
562 },
563 .num_parents = 1,
564 .flags = CLK_SET_RATE_PARENT,
565 .ops = &clk_branch2_ops,
566 },
567 },
568 };
569
570 static struct clk_branch dispcc_mdss_dp_aux_clk = {
571 .halt_reg = 0x2054,
572 .halt_check = BRANCH_HALT,
573 .clkr = {
574 .enable_reg = 0x2054,
575 .enable_mask = BIT(0),
576 .hw.init = &(const struct clk_init_data) {
577 .name = "dispcc_mdss_dp_aux_clk",
578 .parent_hws = (const struct clk_hw*[]) {
579 &dispcc_mdss_dp_aux_clk_src.clkr.hw,
580 },
581 .num_parents = 1,
582 .flags = CLK_SET_RATE_PARENT,
583 .ops = &clk_branch2_ops,
584 },
585 },
586 };
587
588 static struct clk_branch dispcc_mdss_dp_crypto_clk = {
589 .halt_reg = 0x2048,
590 .halt_check = BRANCH_HALT,
591 .clkr = {
592 .enable_reg = 0x2048,
593 .enable_mask = BIT(0),
594 .hw.init = &(const struct clk_init_data) {
595 .name = "dispcc_mdss_dp_crypto_clk",
596 .parent_hws = (const struct clk_hw*[]) {
597 &dispcc_mdss_dp_crypto_clk_src.clkr.hw,
598 },
599 .num_parents = 1,
600 .flags = CLK_SET_RATE_PARENT,
601 .ops = &clk_branch2_ops,
602 },
603 },
604 };
605
606 static struct clk_branch dispcc_mdss_dp_link_clk = {
607 .halt_reg = 0x2040,
608 .halt_check = BRANCH_HALT,
609 .clkr = {
610 .enable_reg = 0x2040,
611 .enable_mask = BIT(0),
612 .hw.init = &(const struct clk_init_data) {
613 .name = "dispcc_mdss_dp_link_clk",
614 .parent_hws = (const struct clk_hw*[]) {
615 &dispcc_mdss_dp_link_clk_src.clkr.hw,
616 },
617 .num_parents = 1,
618 .flags = CLK_SET_RATE_PARENT,
619 .ops = &clk_branch2_ops,
620 },
621 },
622 };
623
624 static struct clk_branch dispcc_mdss_dp_link_intf_clk = {
625 .halt_reg = 0x2044,
626 .halt_check = BRANCH_HALT,
627 .clkr = {
628 .enable_reg = 0x2044,
629 .enable_mask = BIT(0),
630 .hw.init = &(const struct clk_init_data) {
631 .name = "dispcc_mdss_dp_link_intf_clk",
632 .parent_hws = (const struct clk_hw*[]) {
633 &dispcc_mdss_dp_link_clk_src.clkr.hw,
634 },
635 .num_parents = 1,
636 .ops = &clk_branch2_ops,
637 },
638 },
639 };
640
641 static struct clk_branch dispcc_mdss_dp_pixel1_clk = {
642 .halt_reg = 0x2050,
643 .halt_check = BRANCH_HALT,
644 .clkr = {
645 .enable_reg = 0x2050,
646 .enable_mask = BIT(0),
647 .hw.init = &(const struct clk_init_data) {
648 .name = "dispcc_mdss_dp_pixel1_clk",
649 .parent_hws = (const struct clk_hw*[]) {
650 &dispcc_mdss_dp_pixel1_clk_src.clkr.hw,
651 },
652 .num_parents = 1,
653 .flags = CLK_SET_RATE_PARENT,
654 .ops = &clk_branch2_ops,
655 },
656 },
657 };
658
659 static struct clk_branch dispcc_mdss_dp_pixel_clk = {
660 .halt_reg = 0x204c,
661 .halt_check = BRANCH_HALT,
662 .clkr = {
663 .enable_reg = 0x204c,
664 .enable_mask = BIT(0),
665 .hw.init = &(const struct clk_init_data) {
666 .name = "dispcc_mdss_dp_pixel_clk",
667 .parent_hws = (const struct clk_hw*[]) {
668 &dispcc_mdss_dp_pixel_clk_src.clkr.hw,
669 },
670 .num_parents = 1,
671 .flags = CLK_SET_RATE_PARENT,
672 .ops = &clk_branch2_ops,
673 },
674 },
675 };
676
677 static struct clk_branch dispcc_mdss_esc0_clk = {
678 .halt_reg = 0x2038,
679 .halt_check = BRANCH_HALT,
680 .clkr = {
681 .enable_reg = 0x2038,
682 .enable_mask = BIT(0),
683 .hw.init = &(const struct clk_init_data) {
684 .name = "dispcc_mdss_esc0_clk",
685 .parent_hws = (const struct clk_hw*[]) {
686 &dispcc_mdss_esc0_clk_src.clkr.hw,
687 },
688 .num_parents = 1,
689 .flags = CLK_SET_RATE_PARENT,
690 .ops = &clk_branch2_ops,
691 },
692 },
693 };
694
695 static struct clk_branch dispcc_mdss_esc1_clk = {
696 .halt_reg = 0x203c,
697 .halt_check = BRANCH_HALT,
698 .clkr = {
699 .enable_reg = 0x203c,
700 .enable_mask = BIT(0),
701 .hw.init = &(const struct clk_init_data) {
702 .name = "dispcc_mdss_esc1_clk",
703 .parent_hws = (const struct clk_hw*[]) {
704 &dispcc_mdss_esc1_clk_src.clkr.hw,
705 },
706 .num_parents = 1,
707 .flags = CLK_SET_RATE_PARENT,
708 .ops = &clk_branch2_ops,
709 },
710 },
711 };
712
713 static struct clk_branch dispcc_mdss_mdp_clk = {
714 .halt_reg = 0x200c,
715 .halt_check = BRANCH_HALT,
716 .clkr = {
717 .enable_reg = 0x200c,
718 .enable_mask = BIT(0),
719 .hw.init = &(const struct clk_init_data) {
720 .name = "dispcc_mdss_mdp_clk",
721 .parent_hws = (const struct clk_hw*[]) {
722 &dispcc_mdss_mdp_clk_src.clkr.hw,
723 },
724 .num_parents = 1,
725 .flags = CLK_SET_RATE_PARENT,
726 .ops = &clk_branch2_ops,
727 },
728 },
729 };
730
731 static struct clk_branch dispcc_mdss_mdp_lut_clk = {
732 .halt_reg = 0x201c,
733 .halt_check = BRANCH_VOTED,
734 .clkr = {
735 .enable_reg = 0x201c,
736 .enable_mask = BIT(0),
737 .hw.init = &(const struct clk_init_data) {
738 .name = "dispcc_mdss_mdp_lut_clk",
739 .parent_hws = (const struct clk_hw*[]) {
740 &dispcc_mdss_mdp_clk_src.clkr.hw,
741 },
742 .num_parents = 1,
743 .ops = &clk_branch2_ops,
744 },
745 },
746 };
747
748 static struct clk_branch dispcc_mdss_non_gdsc_ahb_clk = {
749 .halt_reg = 0x4004,
750 .halt_check = BRANCH_VOTED,
751 .clkr = {
752 .enable_reg = 0x4004,
753 .enable_mask = BIT(0),
754 .hw.init = &(const struct clk_init_data) {
755 .name = "dispcc_mdss_non_gdsc_ahb_clk",
756 .parent_hws = (const struct clk_hw*[]) {
757 &dispcc_mdss_ahb_clk_src.clkr.hw,
758 },
759 .num_parents = 1,
760 .flags = CLK_SET_RATE_PARENT,
761 .ops = &clk_branch2_ops,
762 },
763 },
764 };
765
766 static struct clk_branch dispcc_mdss_pclk0_clk = {
767 .halt_reg = 0x2004,
768 .halt_check = BRANCH_HALT,
769 .clkr = {
770 .enable_reg = 0x2004,
771 .enable_mask = BIT(0),
772 .hw.init = &(const struct clk_init_data) {
773 .name = "dispcc_mdss_pclk0_clk",
774 .parent_hws = (const struct clk_hw*[]) {
775 &dispcc_mdss_pclk0_clk_src.clkr.hw,
776 },
777 .num_parents = 1,
778 .flags = CLK_SET_RATE_PARENT,
779 .ops = &clk_branch2_ops,
780 },
781 },
782 };
783
784 static struct clk_branch dispcc_mdss_pclk1_clk = {
785 .halt_reg = 0x2008,
786 .halt_check = BRANCH_HALT,
787 .clkr = {
788 .enable_reg = 0x2008,
789 .enable_mask = BIT(0),
790 .hw.init = &(const struct clk_init_data) {
791 .name = "dispcc_mdss_pclk1_clk",
792 .parent_hws = (const struct clk_hw*[]) {
793 &dispcc_mdss_pclk1_clk_src.clkr.hw,
794 },
795 .num_parents = 1,
796 .flags = CLK_SET_RATE_PARENT,
797 .ops = &clk_branch2_ops,
798 },
799 },
800 };
801
802 static struct clk_branch dispcc_mdss_rot_clk = {
803 .halt_reg = 0x2014,
804 .halt_check = BRANCH_HALT,
805 .clkr = {
806 .enable_reg = 0x2014,
807 .enable_mask = BIT(0),
808 .hw.init = &(const struct clk_init_data) {
809 .name = "dispcc_mdss_rot_clk",
810 .parent_hws = (const struct clk_hw*[]) {
811 &dispcc_mdss_rot_clk_src.clkr.hw,
812 },
813 .num_parents = 1,
814 .flags = CLK_SET_RATE_PARENT,
815 .ops = &clk_branch2_ops,
816 },
817 },
818 };
819
820 static struct clk_branch dispcc_mdss_rscc_ahb_clk = {
821 .halt_reg = 0x400c,
822 .halt_check = BRANCH_HALT,
823 .clkr = {
824 .enable_reg = 0x400c,
825 .enable_mask = BIT(0),
826 .hw.init = &(const struct clk_init_data) {
827 .name = "dispcc_mdss_rscc_ahb_clk",
828 .parent_names = (const char *[]) {
829 "dispcc_mdss_ahb_clk_src",
830 },
831 .num_parents = 1,
832 .flags = CLK_SET_RATE_PARENT,
833 .ops = &clk_branch2_ops,
834 },
835 },
836 };
837
838 static struct clk_branch dispcc_mdss_rscc_vsync_clk = {
839 .halt_reg = 0x4008,
840 .halt_check = BRANCH_HALT,
841 .clkr = {
842 .enable_reg = 0x4008,
843 .enable_mask = BIT(0),
844 .hw.init = &(const struct clk_init_data) {
845 .name = "dispcc_mdss_rscc_vsync_clk",
846 .parent_hws = (const struct clk_hw*[]) {
847 &dispcc_mdss_vsync_clk_src.clkr.hw,
848 },
849 .num_parents = 1,
850 .flags = CLK_SET_RATE_PARENT,
851 .ops = &clk_branch2_ops,
852 },
853 },
854 };
855
856 static struct clk_branch dispcc_mdss_vsync_clk = {
857 .halt_reg = 0x2024,
858 .halt_check = BRANCH_HALT,
859 .clkr = {
860 .enable_reg = 0x2024,
861 .enable_mask = BIT(0),
862 .hw.init = &(const struct clk_init_data) {
863 .name = "dispcc_mdss_vsync_clk",
864 .parent_hws = (const struct clk_hw*[]) {
865 &dispcc_mdss_vsync_clk_src.clkr.hw,
866 },
867 .num_parents = 1,
868 .flags = CLK_SET_RATE_PARENT,
869 .ops = &clk_branch2_ops,
870 },
871 },
872 };
873
874 static struct clk_branch dispcc_sleep_clk = {
875 .halt_reg = 0x6078,
876 .halt_check = BRANCH_HALT,
877 .clkr = {
878 .enable_reg = 0x6078,
879 .enable_mask = BIT(0),
880 .hw.init = &(const struct clk_init_data) {
881 .name = "dispcc_sleep_clk",
882 .parent_names = (const char *[]) {
883 "dispcc_sleep_clk_src",
884 },
885 .num_parents = 1,
886 .flags = CLK_SET_RATE_PARENT,
887 .ops = &clk_branch2_ops,
888 },
889 },
890 };
891
892 static struct gdsc mdss_gdsc = {
893 .gdscr = 0x3000,
894 .en_rest_wait_val = 0x2,
895 .en_few_wait_val = 0x2,
896 .clk_dis_wait_val = 0xf,
897 .pd = {
898 .name = "mdss_gdsc",
899 },
900 .pwrsts = PWRSTS_OFF_ON,
901 .flags = HW_CTRL,
902 };
903
904 static struct clk_regmap *dispcc_sm7150_clocks[] = {
905 [DISPCC_MDSS_AHB_CLK] = &dispcc_mdss_ahb_clk.clkr,
906 [DISPCC_MDSS_AHB_CLK_SRC] = &dispcc_mdss_ahb_clk_src.clkr,
907 [DISPCC_MDSS_BYTE0_CLK] = &dispcc_mdss_byte0_clk.clkr,
908 [DISPCC_MDSS_BYTE0_CLK_SRC] = &dispcc_mdss_byte0_clk_src.clkr,
909 [DISPCC_MDSS_BYTE0_DIV_CLK_SRC] = &dispcc_mdss_byte0_div_clk_src.clkr,
910 [DISPCC_MDSS_BYTE0_INTF_CLK] = &dispcc_mdss_byte0_intf_clk.clkr,
911 [DISPCC_MDSS_BYTE1_CLK] = &dispcc_mdss_byte1_clk.clkr,
912 [DISPCC_MDSS_BYTE1_CLK_SRC] = &dispcc_mdss_byte1_clk_src.clkr,
913 [DISPCC_MDSS_BYTE1_DIV_CLK_SRC] = &dispcc_mdss_byte1_div_clk_src.clkr,
914 [DISPCC_MDSS_BYTE1_INTF_CLK] = &dispcc_mdss_byte1_intf_clk.clkr,
915 [DISPCC_MDSS_DP_AUX_CLK] = &dispcc_mdss_dp_aux_clk.clkr,
916 [DISPCC_MDSS_DP_AUX_CLK_SRC] = &dispcc_mdss_dp_aux_clk_src.clkr,
917 [DISPCC_MDSS_DP_CRYPTO_CLK] = &dispcc_mdss_dp_crypto_clk.clkr,
918 [DISPCC_MDSS_DP_CRYPTO_CLK_SRC] = &dispcc_mdss_dp_crypto_clk_src.clkr,
919 [DISPCC_MDSS_DP_LINK_CLK] = &dispcc_mdss_dp_link_clk.clkr,
920 [DISPCC_MDSS_DP_LINK_CLK_SRC] = &dispcc_mdss_dp_link_clk_src.clkr,
921 [DISPCC_MDSS_DP_LINK_INTF_CLK] = &dispcc_mdss_dp_link_intf_clk.clkr,
922 [DISPCC_MDSS_DP_PIXEL1_CLK] = &dispcc_mdss_dp_pixel1_clk.clkr,
923 [DISPCC_MDSS_DP_PIXEL1_CLK_SRC] = &dispcc_mdss_dp_pixel1_clk_src.clkr,
924 [DISPCC_MDSS_DP_PIXEL_CLK] = &dispcc_mdss_dp_pixel_clk.clkr,
925 [DISPCC_MDSS_DP_PIXEL_CLK_SRC] = &dispcc_mdss_dp_pixel_clk_src.clkr,
926 [DISPCC_MDSS_ESC0_CLK] = &dispcc_mdss_esc0_clk.clkr,
927 [DISPCC_MDSS_ESC0_CLK_SRC] = &dispcc_mdss_esc0_clk_src.clkr,
928 [DISPCC_MDSS_ESC1_CLK] = &dispcc_mdss_esc1_clk.clkr,
929 [DISPCC_MDSS_ESC1_CLK_SRC] = &dispcc_mdss_esc1_clk_src.clkr,
930 [DISPCC_MDSS_MDP_CLK] = &dispcc_mdss_mdp_clk.clkr,
931 [DISPCC_MDSS_MDP_CLK_SRC] = &dispcc_mdss_mdp_clk_src.clkr,
932 [DISPCC_MDSS_MDP_LUT_CLK] = &dispcc_mdss_mdp_lut_clk.clkr,
933 [DISPCC_MDSS_NON_GDSC_AHB_CLK] = &dispcc_mdss_non_gdsc_ahb_clk.clkr,
934 [DISPCC_MDSS_PCLK0_CLK] = &dispcc_mdss_pclk0_clk.clkr,
935 [DISPCC_MDSS_PCLK0_CLK_SRC] = &dispcc_mdss_pclk0_clk_src.clkr,
936 [DISPCC_MDSS_PCLK1_CLK] = &dispcc_mdss_pclk1_clk.clkr,
937 [DISPCC_MDSS_PCLK1_CLK_SRC] = &dispcc_mdss_pclk1_clk_src.clkr,
938 [DISPCC_MDSS_ROT_CLK] = &dispcc_mdss_rot_clk.clkr,
939 [DISPCC_MDSS_ROT_CLK_SRC] = &dispcc_mdss_rot_clk_src.clkr,
940 [DISPCC_MDSS_RSCC_AHB_CLK] = &dispcc_mdss_rscc_ahb_clk.clkr,
941 [DISPCC_MDSS_RSCC_VSYNC_CLK] = &dispcc_mdss_rscc_vsync_clk.clkr,
942 [DISPCC_MDSS_VSYNC_CLK] = &dispcc_mdss_vsync_clk.clkr,
943 [DISPCC_MDSS_VSYNC_CLK_SRC] = &dispcc_mdss_vsync_clk_src.clkr,
944 [DISPCC_PLL0] = &dispcc_pll0.clkr,
945 [DISPCC_SLEEP_CLK] = &dispcc_sleep_clk.clkr,
946 [DISPCC_SLEEP_CLK_SRC] = &dispcc_sleep_clk_src.clkr,
947 [DISPCC_XO_CLK_SRC] = &dispcc_xo_clk_src.clkr,
948 };
949
950 static struct gdsc *dispcc_sm7150_gdscs[] = {
951 [MDSS_GDSC] = &mdss_gdsc,
952 };
953
954 static const struct regmap_config dispcc_sm7150_regmap_config = {
955 .reg_bits = 32,
956 .reg_stride = 4,
957 .val_bits = 32,
958 .max_register = 0x10000,
959 .fast_io = true,
960 };
961
962 static const struct qcom_cc_desc dispcc_sm7150_desc = {
963 .config = &dispcc_sm7150_regmap_config,
964 .clks = dispcc_sm7150_clocks,
965 .num_clks = ARRAY_SIZE(dispcc_sm7150_clocks),
966 .gdscs = dispcc_sm7150_gdscs,
967 .num_gdscs = ARRAY_SIZE(dispcc_sm7150_gdscs),
968 };
969
970 static const struct of_device_id dispcc_sm7150_match_table[] = {
971 { .compatible = "qcom,sm7150-dispcc" },
972 { }
973 };
974 MODULE_DEVICE_TABLE(of, dispcc_sm7150_match_table);
975
dispcc_sm7150_probe(struct platform_device * pdev)976 static int dispcc_sm7150_probe(struct platform_device *pdev)
977 {
978 struct regmap *regmap;
979
980 regmap = qcom_cc_map(pdev, &dispcc_sm7150_desc);
981 if (IS_ERR(regmap))
982 return PTR_ERR(regmap);
983
984 clk_fabia_pll_configure(&dispcc_pll0, regmap, &dispcc_pll0_config);
985 /* Enable clock gating for DSI and MDP clocks */
986 regmap_update_bits(regmap, 0x8000, 0x7f0, 0x7f0);
987
988 /* Keep some clocks always-on */
989 qcom_branch_set_clk_en(regmap, 0x605c); /* DISPCC_XO_CLK */
990
991 return qcom_cc_really_probe(&pdev->dev, &dispcc_sm7150_desc, regmap);
992 }
993
994 static struct platform_driver dispcc_sm7150_driver = {
995 .probe = dispcc_sm7150_probe,
996 .driver = {
997 .name = "dispcc-sm7150",
998 .of_match_table = dispcc_sm7150_match_table,
999 },
1000 };
1001
1002 module_platform_driver(dispcc_sm7150_driver);
1003
1004 MODULE_DESCRIPTION("Qualcomm SM7150 Display Clock Controller");
1005 MODULE_LICENSE("GPL");
1006