1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (c) 2021-2022, The Linux Foundation. All rights reserved.
4 */
5
6 #include <linux/clk-provider.h>
7 #include <linux/module.h>
8 #include <linux/platform_device.h>
9 #include <linux/regmap.h>
10
11 #include <dt-bindings/clock/qcom,dispcc-sc7280.h>
12
13 #include "clk-alpha-pll.h"
14 #include "clk-branch.h"
15 #include "clk-rcg.h"
16 #include "clk-regmap-divider.h"
17 #include "common.h"
18 #include "gdsc.h"
19
20 enum {
21 P_BI_TCXO,
22 P_DISP_CC_PLL0_OUT_EVEN,
23 P_DISP_CC_PLL0_OUT_MAIN,
24 P_DP_PHY_PLL_LINK_CLK,
25 P_DP_PHY_PLL_VCO_DIV_CLK,
26 P_DSI0_PHY_PLL_OUT_BYTECLK,
27 P_DSI0_PHY_PLL_OUT_DSICLK,
28 P_EDP_PHY_PLL_LINK_CLK,
29 P_EDP_PHY_PLL_VCO_DIV_CLK,
30 P_GCC_DISP_GPLL0_CLK,
31 };
32
33 static const struct pll_vco lucid_vco[] = {
34 { 249600000, 2000000000, 0 },
35 };
36
37 /* 1520MHz Configuration*/
38 static const struct alpha_pll_config disp_cc_pll0_config = {
39 .l = 0x4F,
40 .alpha = 0x2AAA,
41 .config_ctl_val = 0x20485699,
42 .config_ctl_hi_val = 0x00002261,
43 .config_ctl_hi1_val = 0x329A299C,
44 .user_ctl_val = 0x00000001,
45 .user_ctl_hi_val = 0x00000805,
46 .user_ctl_hi1_val = 0x00000000,
47 };
48
49 static struct clk_alpha_pll disp_cc_pll0 = {
50 .offset = 0x0,
51 .vco_table = lucid_vco,
52 .num_vco = ARRAY_SIZE(lucid_vco),
53 .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID],
54 .clkr = {
55 .hw.init = &(struct clk_init_data){
56 .name = "disp_cc_pll0",
57 .parent_data = &(const struct clk_parent_data){
58 .fw_name = "bi_tcxo",
59 },
60 .num_parents = 1,
61 .ops = &clk_alpha_pll_lucid_ops,
62 },
63 },
64 };
65
66 static const struct parent_map disp_cc_parent_map_0[] = {
67 { P_BI_TCXO, 0 },
68 };
69
70 static const struct clk_parent_data disp_cc_parent_data_0[] = {
71 { .fw_name = "bi_tcxo" },
72 };
73
74 static const struct parent_map disp_cc_parent_map_1[] = {
75 { P_BI_TCXO, 0 },
76 { P_DP_PHY_PLL_LINK_CLK, 1 },
77 { P_DP_PHY_PLL_VCO_DIV_CLK, 2 },
78 };
79
80 static const struct clk_parent_data disp_cc_parent_data_1[] = {
81 { .fw_name = "bi_tcxo" },
82 { .fw_name = "dp_phy_pll_link_clk" },
83 { .fw_name = "dp_phy_pll_vco_div_clk" },
84 };
85
86 static const struct parent_map disp_cc_parent_map_2[] = {
87 { P_BI_TCXO, 0 },
88 { P_DSI0_PHY_PLL_OUT_BYTECLK, 1 },
89 };
90
91 static const struct clk_parent_data disp_cc_parent_data_2[] = {
92 { .fw_name = "bi_tcxo" },
93 { .fw_name = "dsi0_phy_pll_out_byteclk" },
94 };
95
96 static const struct parent_map disp_cc_parent_map_3[] = {
97 { P_BI_TCXO, 0 },
98 { P_EDP_PHY_PLL_LINK_CLK, 1 },
99 { P_EDP_PHY_PLL_VCO_DIV_CLK, 2 },
100 };
101
102 static const struct clk_parent_data disp_cc_parent_data_3[] = {
103 { .fw_name = "bi_tcxo" },
104 { .fw_name = "edp_phy_pll_link_clk" },
105 { .fw_name = "edp_phy_pll_vco_div_clk" },
106 };
107
108 static const struct parent_map disp_cc_parent_map_4[] = {
109 { P_BI_TCXO, 0 },
110 { P_DISP_CC_PLL0_OUT_MAIN, 1 },
111 { P_GCC_DISP_GPLL0_CLK, 4 },
112 { P_DISP_CC_PLL0_OUT_EVEN, 5 },
113 };
114
115 static const struct clk_parent_data disp_cc_parent_data_4[] = {
116 { .fw_name = "bi_tcxo" },
117 { .hw = &disp_cc_pll0.clkr.hw },
118 { .fw_name = "gcc_disp_gpll0_clk" },
119 { .hw = &disp_cc_pll0.clkr.hw },
120 };
121
122 static const struct parent_map disp_cc_parent_map_5[] = {
123 { P_BI_TCXO, 0 },
124 { P_GCC_DISP_GPLL0_CLK, 4 },
125 };
126
127 static const struct clk_parent_data disp_cc_parent_data_5[] = {
128 { .fw_name = "bi_tcxo" },
129 { .fw_name = "gcc_disp_gpll0_clk" },
130 };
131
132 static const struct parent_map disp_cc_parent_map_6[] = {
133 { P_BI_TCXO, 0 },
134 { P_DSI0_PHY_PLL_OUT_DSICLK, 1 },
135 };
136
137 static const struct clk_parent_data disp_cc_parent_data_6[] = {
138 { .fw_name = "bi_tcxo" },
139 { .fw_name = "dsi0_phy_pll_out_dsiclk" },
140 };
141
142 static const struct freq_tbl ftbl_disp_cc_mdss_ahb_clk_src[] = {
143 F(19200000, P_BI_TCXO, 1, 0, 0),
144 F(37500000, P_GCC_DISP_GPLL0_CLK, 16, 0, 0),
145 F(75000000, P_GCC_DISP_GPLL0_CLK, 8, 0, 0),
146 { }
147 };
148
149 static struct clk_rcg2 disp_cc_mdss_ahb_clk_src = {
150 .cmd_rcgr = 0x1170,
151 .mnd_width = 0,
152 .hid_width = 5,
153 .parent_map = disp_cc_parent_map_5,
154 .freq_tbl = ftbl_disp_cc_mdss_ahb_clk_src,
155 .clkr.hw.init = &(struct clk_init_data){
156 .name = "disp_cc_mdss_ahb_clk_src",
157 .parent_data = disp_cc_parent_data_5,
158 .num_parents = ARRAY_SIZE(disp_cc_parent_data_5),
159 .ops = &clk_rcg2_shared_ops,
160 },
161 };
162
163 static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = {
164 .cmd_rcgr = 0x10d8,
165 .mnd_width = 0,
166 .hid_width = 5,
167 .parent_map = disp_cc_parent_map_2,
168 .clkr.hw.init = &(struct clk_init_data){
169 .name = "disp_cc_mdss_byte0_clk_src",
170 .parent_data = disp_cc_parent_data_2,
171 .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
172 .flags = CLK_SET_RATE_PARENT,
173 .ops = &clk_byte2_ops,
174 },
175 };
176
177 static const struct freq_tbl ftbl_disp_cc_mdss_dp_aux_clk_src[] = {
178 F(19200000, P_BI_TCXO, 1, 0, 0),
179 { }
180 };
181
182 static struct clk_rcg2 disp_cc_mdss_dp_aux_clk_src = {
183 .cmd_rcgr = 0x1158,
184 .mnd_width = 0,
185 .hid_width = 5,
186 .parent_map = disp_cc_parent_map_0,
187 .freq_tbl = ftbl_disp_cc_mdss_dp_aux_clk_src,
188 .clkr.hw.init = &(struct clk_init_data){
189 .name = "disp_cc_mdss_dp_aux_clk_src",
190 .parent_data = disp_cc_parent_data_0,
191 .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
192 .ops = &clk_rcg2_ops,
193 },
194 };
195
196 static struct clk_rcg2 disp_cc_mdss_dp_crypto_clk_src = {
197 .cmd_rcgr = 0x1128,
198 .mnd_width = 0,
199 .hid_width = 5,
200 .parent_map = disp_cc_parent_map_1,
201 .clkr.hw.init = &(struct clk_init_data){
202 .name = "disp_cc_mdss_dp_crypto_clk_src",
203 .parent_data = disp_cc_parent_data_1,
204 .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
205 .ops = &clk_byte2_ops,
206 },
207 };
208
209 static struct clk_rcg2 disp_cc_mdss_dp_link_clk_src = {
210 .cmd_rcgr = 0x110c,
211 .mnd_width = 0,
212 .hid_width = 5,
213 .parent_map = disp_cc_parent_map_1,
214 .clkr.hw.init = &(struct clk_init_data){
215 .name = "disp_cc_mdss_dp_link_clk_src",
216 .parent_data = disp_cc_parent_data_1,
217 .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
218 .ops = &clk_byte2_ops,
219 },
220 };
221
222 static struct clk_rcg2 disp_cc_mdss_dp_pixel_clk_src = {
223 .cmd_rcgr = 0x1140,
224 .mnd_width = 16,
225 .hid_width = 5,
226 .parent_map = disp_cc_parent_map_1,
227 .clkr.hw.init = &(struct clk_init_data){
228 .name = "disp_cc_mdss_dp_pixel_clk_src",
229 .parent_data = disp_cc_parent_data_1,
230 .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
231 .ops = &clk_dp_ops,
232 },
233 };
234
235 static struct clk_rcg2 disp_cc_mdss_edp_aux_clk_src = {
236 .cmd_rcgr = 0x11d0,
237 .mnd_width = 0,
238 .hid_width = 5,
239 .parent_map = disp_cc_parent_map_0,
240 .freq_tbl = ftbl_disp_cc_mdss_dp_aux_clk_src,
241 .clkr.hw.init = &(struct clk_init_data){
242 .name = "disp_cc_mdss_edp_aux_clk_src",
243 .parent_data = disp_cc_parent_data_0,
244 .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
245 .ops = &clk_rcg2_ops,
246 },
247 };
248
249 static struct clk_rcg2 disp_cc_mdss_edp_link_clk_src = {
250 .cmd_rcgr = 0x11a0,
251 .mnd_width = 0,
252 .hid_width = 5,
253 .parent_map = disp_cc_parent_map_3,
254 .clkr.hw.init = &(struct clk_init_data){
255 .name = "disp_cc_mdss_edp_link_clk_src",
256 .parent_data = disp_cc_parent_data_3,
257 .num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
258 .flags = CLK_SET_RATE_PARENT,
259 .ops = &clk_byte2_ops,
260 },
261 };
262
263 static struct clk_rcg2 disp_cc_mdss_edp_pixel_clk_src = {
264 .cmd_rcgr = 0x1188,
265 .mnd_width = 16,
266 .hid_width = 5,
267 .parent_map = disp_cc_parent_map_3,
268 .clkr.hw.init = &(struct clk_init_data){
269 .name = "disp_cc_mdss_edp_pixel_clk_src",
270 .parent_data = disp_cc_parent_data_3,
271 .num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
272 .ops = &clk_dp_ops,
273 },
274 };
275
276 static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = {
277 .cmd_rcgr = 0x10f4,
278 .mnd_width = 0,
279 .hid_width = 5,
280 .parent_map = disp_cc_parent_map_2,
281 .freq_tbl = ftbl_disp_cc_mdss_dp_aux_clk_src,
282 .clkr.hw.init = &(struct clk_init_data){
283 .name = "disp_cc_mdss_esc0_clk_src",
284 .parent_data = disp_cc_parent_data_2,
285 .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
286 .ops = &clk_rcg2_ops,
287 },
288 };
289
290 static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src[] = {
291 F(200000000, P_GCC_DISP_GPLL0_CLK, 3, 0, 0),
292 F(300000000, P_GCC_DISP_GPLL0_CLK, 2, 0, 0),
293 F(380000000, P_DISP_CC_PLL0_OUT_MAIN, 4, 0, 0),
294 F(506666667, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
295 F(608000000, P_DISP_CC_PLL0_OUT_MAIN, 2.5, 0, 0),
296 { }
297 };
298
299 static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = {
300 .cmd_rcgr = 0x1090,
301 .mnd_width = 0,
302 .hid_width = 5,
303 .parent_map = disp_cc_parent_map_4,
304 .freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src,
305 .clkr.hw.init = &(struct clk_init_data){
306 .name = "disp_cc_mdss_mdp_clk_src",
307 .parent_data = disp_cc_parent_data_4,
308 .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
309 .ops = &clk_rcg2_shared_ops,
310 },
311 };
312
313 static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = {
314 .cmd_rcgr = 0x1078,
315 .mnd_width = 8,
316 .hid_width = 5,
317 .parent_map = disp_cc_parent_map_6,
318 .clkr.hw.init = &(struct clk_init_data){
319 .name = "disp_cc_mdss_pclk0_clk_src",
320 .parent_data = disp_cc_parent_data_6,
321 .num_parents = ARRAY_SIZE(disp_cc_parent_data_6),
322 .flags = CLK_SET_RATE_PARENT,
323 .ops = &clk_pixel_ops,
324 },
325 };
326
327 static struct clk_rcg2 disp_cc_mdss_rot_clk_src = {
328 .cmd_rcgr = 0x10a8,
329 .mnd_width = 0,
330 .hid_width = 5,
331 .parent_map = disp_cc_parent_map_4,
332 .freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src,
333 .clkr.hw.init = &(struct clk_init_data){
334 .name = "disp_cc_mdss_rot_clk_src",
335 .parent_data = disp_cc_parent_data_4,
336 .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
337 .ops = &clk_rcg2_shared_ops,
338 },
339 };
340
341 static struct clk_rcg2 disp_cc_mdss_vsync_clk_src = {
342 .cmd_rcgr = 0x10c0,
343 .mnd_width = 0,
344 .hid_width = 5,
345 .parent_map = disp_cc_parent_map_0,
346 .freq_tbl = ftbl_disp_cc_mdss_dp_aux_clk_src,
347 .clkr.hw.init = &(struct clk_init_data){
348 .name = "disp_cc_mdss_vsync_clk_src",
349 .parent_data = disp_cc_parent_data_0,
350 .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
351 .ops = &clk_rcg2_ops,
352 },
353 };
354
355 static struct clk_regmap_div disp_cc_mdss_byte0_div_clk_src = {
356 .reg = 0x10f0,
357 .shift = 0,
358 .width = 4,
359 .clkr.hw.init = &(struct clk_init_data) {
360 .name = "disp_cc_mdss_byte0_div_clk_src",
361 .parent_hws = (const struct clk_hw*[]){
362 &disp_cc_mdss_byte0_clk_src.clkr.hw,
363 },
364 .num_parents = 1,
365 .ops = &clk_regmap_div_ops,
366 },
367 };
368
369 static struct clk_regmap_div disp_cc_mdss_dp_link_div_clk_src = {
370 .reg = 0x1124,
371 .shift = 0,
372 .width = 4,
373 .clkr.hw.init = &(struct clk_init_data) {
374 .name = "disp_cc_mdss_dp_link_div_clk_src",
375 .parent_hws = (const struct clk_hw*[]){
376 &disp_cc_mdss_dp_link_clk_src.clkr.hw,
377 },
378 .num_parents = 1,
379 .ops = &clk_regmap_div_ro_ops,
380 },
381 };
382
383 static struct clk_regmap_div disp_cc_mdss_edp_link_div_clk_src = {
384 .reg = 0x11b8,
385 .shift = 0,
386 .width = 4,
387 .clkr.hw.init = &(struct clk_init_data) {
388 .name = "disp_cc_mdss_edp_link_div_clk_src",
389 .parent_hws = (const struct clk_hw*[]){
390 &disp_cc_mdss_edp_link_clk_src.clkr.hw,
391 },
392 .num_parents = 1,
393 .ops = &clk_regmap_div_ro_ops,
394 },
395 };
396
397 static struct clk_branch disp_cc_mdss_ahb_clk = {
398 .halt_reg = 0x1050,
399 .halt_check = BRANCH_HALT,
400 .clkr = {
401 .enable_reg = 0x1050,
402 .enable_mask = BIT(0),
403 .hw.init = &(struct clk_init_data){
404 .name = "disp_cc_mdss_ahb_clk",
405 .parent_hws = (const struct clk_hw*[]){
406 &disp_cc_mdss_ahb_clk_src.clkr.hw,
407 },
408 .num_parents = 1,
409 .flags = CLK_SET_RATE_PARENT,
410 .ops = &clk_branch2_ops,
411 },
412 },
413 };
414
415 static struct clk_branch disp_cc_mdss_byte0_clk = {
416 .halt_reg = 0x1030,
417 .halt_check = BRANCH_HALT,
418 .clkr = {
419 .enable_reg = 0x1030,
420 .enable_mask = BIT(0),
421 .hw.init = &(struct clk_init_data){
422 .name = "disp_cc_mdss_byte0_clk",
423 .parent_hws = (const struct clk_hw*[]){
424 &disp_cc_mdss_byte0_clk_src.clkr.hw,
425 },
426 .num_parents = 1,
427 .flags = CLK_SET_RATE_PARENT,
428 .ops = &clk_branch2_ops,
429 },
430 },
431 };
432
433 static struct clk_branch disp_cc_mdss_byte0_intf_clk = {
434 .halt_reg = 0x1034,
435 .halt_check = BRANCH_HALT,
436 .clkr = {
437 .enable_reg = 0x1034,
438 .enable_mask = BIT(0),
439 .hw.init = &(struct clk_init_data){
440 .name = "disp_cc_mdss_byte0_intf_clk",
441 .parent_hws = (const struct clk_hw*[]){
442 &disp_cc_mdss_byte0_div_clk_src.clkr.hw,
443 },
444 .num_parents = 1,
445 .flags = CLK_SET_RATE_PARENT,
446 .ops = &clk_branch2_ops,
447 },
448 },
449 };
450
451 static struct clk_branch disp_cc_mdss_dp_aux_clk = {
452 .halt_reg = 0x104c,
453 .halt_check = BRANCH_HALT,
454 .clkr = {
455 .enable_reg = 0x104c,
456 .enable_mask = BIT(0),
457 .hw.init = &(struct clk_init_data){
458 .name = "disp_cc_mdss_dp_aux_clk",
459 .parent_hws = (const struct clk_hw*[]){
460 &disp_cc_mdss_dp_aux_clk_src.clkr.hw,
461 },
462 .num_parents = 1,
463 .flags = CLK_SET_RATE_PARENT,
464 .ops = &clk_branch2_ops,
465 },
466 },
467 };
468
469 static struct clk_branch disp_cc_mdss_dp_crypto_clk = {
470 .halt_reg = 0x1044,
471 .halt_check = BRANCH_HALT,
472 .clkr = {
473 .enable_reg = 0x1044,
474 .enable_mask = BIT(0),
475 .hw.init = &(struct clk_init_data){
476 .name = "disp_cc_mdss_dp_crypto_clk",
477 .parent_hws = (const struct clk_hw*[]){
478 &disp_cc_mdss_dp_crypto_clk_src.clkr.hw,
479 },
480 .num_parents = 1,
481 .flags = CLK_SET_RATE_PARENT,
482 .ops = &clk_branch2_ops,
483 },
484 },
485 };
486
487 static struct clk_branch disp_cc_mdss_dp_link_clk = {
488 .halt_reg = 0x103c,
489 .halt_check = BRANCH_HALT,
490 .clkr = {
491 .enable_reg = 0x103c,
492 .enable_mask = BIT(0),
493 .hw.init = &(struct clk_init_data){
494 .name = "disp_cc_mdss_dp_link_clk",
495 .parent_hws = (const struct clk_hw*[]){
496 &disp_cc_mdss_dp_link_clk_src.clkr.hw,
497 },
498 .num_parents = 1,
499 .flags = CLK_SET_RATE_PARENT,
500 .ops = &clk_branch2_ops,
501 },
502 },
503 };
504
505 static struct clk_branch disp_cc_mdss_dp_link_intf_clk = {
506 .halt_reg = 0x1040,
507 .halt_check = BRANCH_HALT,
508 .clkr = {
509 .enable_reg = 0x1040,
510 .enable_mask = BIT(0),
511 .hw.init = &(struct clk_init_data){
512 .name = "disp_cc_mdss_dp_link_intf_clk",
513 .parent_hws = (const struct clk_hw*[]){
514 &disp_cc_mdss_dp_link_div_clk_src.clkr.hw,
515 },
516 .num_parents = 1,
517 .flags = CLK_SET_RATE_PARENT,
518 .ops = &clk_branch2_ops,
519 },
520 },
521 };
522
523 static struct clk_branch disp_cc_mdss_dp_pixel_clk = {
524 .halt_reg = 0x1048,
525 .halt_check = BRANCH_HALT,
526 .clkr = {
527 .enable_reg = 0x1048,
528 .enable_mask = BIT(0),
529 .hw.init = &(struct clk_init_data){
530 .name = "disp_cc_mdss_dp_pixel_clk",
531 .parent_hws = (const struct clk_hw*[]){
532 &disp_cc_mdss_dp_pixel_clk_src.clkr.hw,
533 },
534 .num_parents = 1,
535 .flags = CLK_SET_RATE_PARENT,
536 .ops = &clk_branch2_ops,
537 },
538 },
539 };
540
541 static struct clk_branch disp_cc_mdss_edp_aux_clk = {
542 .halt_reg = 0x1060,
543 .halt_check = BRANCH_HALT,
544 .clkr = {
545 .enable_reg = 0x1060,
546 .enable_mask = BIT(0),
547 .hw.init = &(struct clk_init_data){
548 .name = "disp_cc_mdss_edp_aux_clk",
549 .parent_hws = (const struct clk_hw*[]){
550 &disp_cc_mdss_edp_aux_clk_src.clkr.hw,
551 },
552 .num_parents = 1,
553 .flags = CLK_SET_RATE_PARENT,
554 .ops = &clk_branch2_ops,
555 },
556 },
557 };
558
559 static struct clk_branch disp_cc_mdss_edp_link_clk = {
560 .halt_reg = 0x1058,
561 .halt_check = BRANCH_HALT,
562 .clkr = {
563 .enable_reg = 0x1058,
564 .enable_mask = BIT(0),
565 .hw.init = &(struct clk_init_data){
566 .name = "disp_cc_mdss_edp_link_clk",
567 .parent_hws = (const struct clk_hw*[]){
568 &disp_cc_mdss_edp_link_clk_src.clkr.hw,
569 },
570 .num_parents = 1,
571 .flags = CLK_SET_RATE_PARENT,
572 .ops = &clk_branch2_ops,
573 },
574 },
575 };
576
577 static struct clk_branch disp_cc_mdss_edp_link_intf_clk = {
578 .halt_reg = 0x105c,
579 .halt_check = BRANCH_HALT,
580 .clkr = {
581 .enable_reg = 0x105c,
582 .enable_mask = BIT(0),
583 .hw.init = &(struct clk_init_data){
584 .name = "disp_cc_mdss_edp_link_intf_clk",
585 .parent_hws = (const struct clk_hw*[]){
586 &disp_cc_mdss_edp_link_div_clk_src.clkr.hw
587 },
588 .num_parents = 1,
589 .flags = CLK_SET_RATE_PARENT,
590 .ops = &clk_branch2_ops,
591 },
592 },
593 };
594
595 static struct clk_branch disp_cc_mdss_edp_pixel_clk = {
596 .halt_reg = 0x1054,
597 .halt_check = BRANCH_HALT,
598 .clkr = {
599 .enable_reg = 0x1054,
600 .enable_mask = BIT(0),
601 .hw.init = &(struct clk_init_data){
602 .name = "disp_cc_mdss_edp_pixel_clk",
603 .parent_hws = (const struct clk_hw*[]){
604 &disp_cc_mdss_edp_pixel_clk_src.clkr.hw,
605 },
606 .num_parents = 1,
607 .flags = CLK_SET_RATE_PARENT,
608 .ops = &clk_branch2_ops,
609 },
610 },
611 };
612
613 static struct clk_branch disp_cc_mdss_esc0_clk = {
614 .halt_reg = 0x1038,
615 .halt_check = BRANCH_HALT,
616 .clkr = {
617 .enable_reg = 0x1038,
618 .enable_mask = BIT(0),
619 .hw.init = &(struct clk_init_data){
620 .name = "disp_cc_mdss_esc0_clk",
621 .parent_hws = (const struct clk_hw*[]){
622 &disp_cc_mdss_esc0_clk_src.clkr.hw,
623 },
624 .num_parents = 1,
625 .flags = CLK_SET_RATE_PARENT,
626 .ops = &clk_branch2_ops,
627 },
628 },
629 };
630
631 static struct clk_branch disp_cc_mdss_mdp_clk = {
632 .halt_reg = 0x1014,
633 .halt_check = BRANCH_HALT,
634 .clkr = {
635 .enable_reg = 0x1014,
636 .enable_mask = BIT(0),
637 .hw.init = &(struct clk_init_data){
638 .name = "disp_cc_mdss_mdp_clk",
639 .parent_hws = (const struct clk_hw*[]){
640 &disp_cc_mdss_mdp_clk_src.clkr.hw,
641 },
642 .num_parents = 1,
643 .flags = CLK_SET_RATE_PARENT,
644 .ops = &clk_branch2_ops,
645 },
646 },
647 };
648
649 static struct clk_branch disp_cc_mdss_mdp_lut_clk = {
650 .halt_reg = 0x1024,
651 .halt_check = BRANCH_HALT_VOTED,
652 .clkr = {
653 .enable_reg = 0x1024,
654 .enable_mask = BIT(0),
655 .hw.init = &(struct clk_init_data){
656 .name = "disp_cc_mdss_mdp_lut_clk",
657 .parent_hws = (const struct clk_hw*[]){
658 &disp_cc_mdss_mdp_clk_src.clkr.hw,
659 },
660 .num_parents = 1,
661 .flags = CLK_SET_RATE_PARENT,
662 .ops = &clk_branch2_ops,
663 },
664 },
665 };
666
667 static struct clk_branch disp_cc_mdss_non_gdsc_ahb_clk = {
668 .halt_reg = 0x2004,
669 .halt_check = BRANCH_HALT_VOTED,
670 .clkr = {
671 .enable_reg = 0x2004,
672 .enable_mask = BIT(0),
673 .hw.init = &(struct clk_init_data){
674 .name = "disp_cc_mdss_non_gdsc_ahb_clk",
675 .parent_hws = (const struct clk_hw*[]){
676 &disp_cc_mdss_ahb_clk_src.clkr.hw,
677 },
678 .num_parents = 1,
679 .flags = CLK_SET_RATE_PARENT,
680 .ops = &clk_branch2_ops,
681 },
682 },
683 };
684
685 static struct clk_branch disp_cc_mdss_pclk0_clk = {
686 .halt_reg = 0x1010,
687 .halt_check = BRANCH_HALT,
688 .clkr = {
689 .enable_reg = 0x1010,
690 .enable_mask = BIT(0),
691 .hw.init = &(struct clk_init_data){
692 .name = "disp_cc_mdss_pclk0_clk",
693 .parent_hws = (const struct clk_hw*[]){
694 &disp_cc_mdss_pclk0_clk_src.clkr.hw,
695 },
696 .num_parents = 1,
697 .flags = CLK_SET_RATE_PARENT,
698 .ops = &clk_branch2_ops,
699 },
700 },
701 };
702
703 static struct clk_branch disp_cc_mdss_rot_clk = {
704 .halt_reg = 0x101c,
705 .halt_check = BRANCH_HALT,
706 .clkr = {
707 .enable_reg = 0x101c,
708 .enable_mask = BIT(0),
709 .hw.init = &(struct clk_init_data){
710 .name = "disp_cc_mdss_rot_clk",
711 .parent_hws = (const struct clk_hw*[]){
712 &disp_cc_mdss_rot_clk_src.clkr.hw,
713 },
714 .num_parents = 1,
715 .flags = CLK_SET_RATE_PARENT,
716 .ops = &clk_branch2_ops,
717 },
718 },
719 };
720
721 static struct clk_branch disp_cc_mdss_rscc_ahb_clk = {
722 .halt_reg = 0x200c,
723 .halt_check = BRANCH_HALT,
724 .clkr = {
725 .enable_reg = 0x200c,
726 .enable_mask = BIT(0),
727 .hw.init = &(struct clk_init_data){
728 .name = "disp_cc_mdss_rscc_ahb_clk",
729 .parent_hws = (const struct clk_hw*[]){
730 &disp_cc_mdss_ahb_clk_src.clkr.hw,
731 },
732 .num_parents = 1,
733 .flags = CLK_SET_RATE_PARENT,
734 .ops = &clk_branch2_ops,
735 },
736 },
737 };
738
739 static struct clk_branch disp_cc_mdss_rscc_vsync_clk = {
740 .halt_reg = 0x2008,
741 .halt_check = BRANCH_HALT,
742 .clkr = {
743 .enable_reg = 0x2008,
744 .enable_mask = BIT(0),
745 .hw.init = &(struct clk_init_data){
746 .name = "disp_cc_mdss_rscc_vsync_clk",
747 .parent_hws = (const struct clk_hw*[]){
748 &disp_cc_mdss_vsync_clk_src.clkr.hw,
749 },
750 .num_parents = 1,
751 .flags = CLK_SET_RATE_PARENT,
752 .ops = &clk_branch2_ops,
753 },
754 },
755 };
756
757 static struct clk_branch disp_cc_mdss_vsync_clk = {
758 .halt_reg = 0x102c,
759 .halt_check = BRANCH_HALT,
760 .clkr = {
761 .enable_reg = 0x102c,
762 .enable_mask = BIT(0),
763 .hw.init = &(struct clk_init_data){
764 .name = "disp_cc_mdss_vsync_clk",
765 .parent_hws = (const struct clk_hw*[]){
766 &disp_cc_mdss_vsync_clk_src.clkr.hw,
767 },
768 .num_parents = 1,
769 .flags = CLK_SET_RATE_PARENT,
770 .ops = &clk_branch2_ops,
771 },
772 },
773 };
774
775 static struct clk_branch disp_cc_sleep_clk = {
776 .halt_reg = 0x5004,
777 .halt_check = BRANCH_HALT,
778 .clkr = {
779 .enable_reg = 0x5004,
780 .enable_mask = BIT(0),
781 .hw.init = &(struct clk_init_data){
782 .name = "disp_cc_sleep_clk",
783 .ops = &clk_branch2_ops,
784 },
785 },
786 };
787
788 static struct gdsc disp_cc_mdss_core_gdsc = {
789 .gdscr = 0x1004,
790 .en_rest_wait_val = 0x2,
791 .en_few_wait_val = 0x2,
792 .clk_dis_wait_val = 0xf,
793 .pd = {
794 .name = "disp_cc_mdss_core_gdsc",
795 },
796 .pwrsts = PWRSTS_OFF_ON,
797 .flags = HW_CTRL | RETAIN_FF_ENABLE,
798 };
799
800 static struct clk_regmap *disp_cc_sc7280_clocks[] = {
801 [DISP_CC_MDSS_AHB_CLK] = &disp_cc_mdss_ahb_clk.clkr,
802 [DISP_CC_MDSS_AHB_CLK_SRC] = &disp_cc_mdss_ahb_clk_src.clkr,
803 [DISP_CC_MDSS_BYTE0_CLK] = &disp_cc_mdss_byte0_clk.clkr,
804 [DISP_CC_MDSS_BYTE0_CLK_SRC] = &disp_cc_mdss_byte0_clk_src.clkr,
805 [DISP_CC_MDSS_BYTE0_DIV_CLK_SRC] = &disp_cc_mdss_byte0_div_clk_src.clkr,
806 [DISP_CC_MDSS_BYTE0_INTF_CLK] = &disp_cc_mdss_byte0_intf_clk.clkr,
807 [DISP_CC_MDSS_DP_AUX_CLK] = &disp_cc_mdss_dp_aux_clk.clkr,
808 [DISP_CC_MDSS_DP_AUX_CLK_SRC] = &disp_cc_mdss_dp_aux_clk_src.clkr,
809 [DISP_CC_MDSS_DP_CRYPTO_CLK] = &disp_cc_mdss_dp_crypto_clk.clkr,
810 [DISP_CC_MDSS_DP_CRYPTO_CLK_SRC] = &disp_cc_mdss_dp_crypto_clk_src.clkr,
811 [DISP_CC_MDSS_DP_LINK_CLK] = &disp_cc_mdss_dp_link_clk.clkr,
812 [DISP_CC_MDSS_DP_LINK_CLK_SRC] = &disp_cc_mdss_dp_link_clk_src.clkr,
813 [DISP_CC_MDSS_DP_LINK_DIV_CLK_SRC] =
814 &disp_cc_mdss_dp_link_div_clk_src.clkr,
815 [DISP_CC_MDSS_DP_LINK_INTF_CLK] = &disp_cc_mdss_dp_link_intf_clk.clkr,
816 [DISP_CC_MDSS_DP_PIXEL_CLK] = &disp_cc_mdss_dp_pixel_clk.clkr,
817 [DISP_CC_MDSS_DP_PIXEL_CLK_SRC] = &disp_cc_mdss_dp_pixel_clk_src.clkr,
818 [DISP_CC_MDSS_EDP_AUX_CLK] = &disp_cc_mdss_edp_aux_clk.clkr,
819 [DISP_CC_MDSS_EDP_AUX_CLK_SRC] = &disp_cc_mdss_edp_aux_clk_src.clkr,
820 [DISP_CC_MDSS_EDP_LINK_CLK] = &disp_cc_mdss_edp_link_clk.clkr,
821 [DISP_CC_MDSS_EDP_LINK_CLK_SRC] = &disp_cc_mdss_edp_link_clk_src.clkr,
822 [DISP_CC_MDSS_EDP_LINK_DIV_CLK_SRC] =
823 &disp_cc_mdss_edp_link_div_clk_src.clkr,
824 [DISP_CC_MDSS_EDP_LINK_INTF_CLK] = &disp_cc_mdss_edp_link_intf_clk.clkr,
825 [DISP_CC_MDSS_EDP_PIXEL_CLK] = &disp_cc_mdss_edp_pixel_clk.clkr,
826 [DISP_CC_MDSS_EDP_PIXEL_CLK_SRC] = &disp_cc_mdss_edp_pixel_clk_src.clkr,
827 [DISP_CC_MDSS_ESC0_CLK] = &disp_cc_mdss_esc0_clk.clkr,
828 [DISP_CC_MDSS_ESC0_CLK_SRC] = &disp_cc_mdss_esc0_clk_src.clkr,
829 [DISP_CC_MDSS_MDP_CLK] = &disp_cc_mdss_mdp_clk.clkr,
830 [DISP_CC_MDSS_MDP_CLK_SRC] = &disp_cc_mdss_mdp_clk_src.clkr,
831 [DISP_CC_MDSS_MDP_LUT_CLK] = &disp_cc_mdss_mdp_lut_clk.clkr,
832 [DISP_CC_MDSS_NON_GDSC_AHB_CLK] = &disp_cc_mdss_non_gdsc_ahb_clk.clkr,
833 [DISP_CC_MDSS_PCLK0_CLK] = &disp_cc_mdss_pclk0_clk.clkr,
834 [DISP_CC_MDSS_PCLK0_CLK_SRC] = &disp_cc_mdss_pclk0_clk_src.clkr,
835 [DISP_CC_MDSS_ROT_CLK] = &disp_cc_mdss_rot_clk.clkr,
836 [DISP_CC_MDSS_ROT_CLK_SRC] = &disp_cc_mdss_rot_clk_src.clkr,
837 [DISP_CC_MDSS_RSCC_AHB_CLK] = &disp_cc_mdss_rscc_ahb_clk.clkr,
838 [DISP_CC_MDSS_RSCC_VSYNC_CLK] = &disp_cc_mdss_rscc_vsync_clk.clkr,
839 [DISP_CC_MDSS_VSYNC_CLK] = &disp_cc_mdss_vsync_clk.clkr,
840 [DISP_CC_MDSS_VSYNC_CLK_SRC] = &disp_cc_mdss_vsync_clk_src.clkr,
841 [DISP_CC_PLL0] = &disp_cc_pll0.clkr,
842 [DISP_CC_SLEEP_CLK] = &disp_cc_sleep_clk.clkr,
843 };
844
845 static struct gdsc *disp_cc_sc7280_gdscs[] = {
846 [DISP_CC_MDSS_CORE_GDSC] = &disp_cc_mdss_core_gdsc,
847 };
848
849 static const struct regmap_config disp_cc_sc7280_regmap_config = {
850 .reg_bits = 32,
851 .reg_stride = 4,
852 .val_bits = 32,
853 .max_register = 0x10000,
854 .fast_io = true,
855 };
856
857 static const struct qcom_cc_desc disp_cc_sc7280_desc = {
858 .config = &disp_cc_sc7280_regmap_config,
859 .clks = disp_cc_sc7280_clocks,
860 .num_clks = ARRAY_SIZE(disp_cc_sc7280_clocks),
861 .gdscs = disp_cc_sc7280_gdscs,
862 .num_gdscs = ARRAY_SIZE(disp_cc_sc7280_gdscs),
863 };
864
865 static const struct of_device_id disp_cc_sc7280_match_table[] = {
866 { .compatible = "qcom,sc7280-dispcc" },
867 { }
868 };
869 MODULE_DEVICE_TABLE(of, disp_cc_sc7280_match_table);
870
disp_cc_sc7280_probe(struct platform_device * pdev)871 static int disp_cc_sc7280_probe(struct platform_device *pdev)
872 {
873 struct regmap *regmap;
874
875 regmap = qcom_cc_map(pdev, &disp_cc_sc7280_desc);
876 if (IS_ERR(regmap))
877 return PTR_ERR(regmap);
878
879 clk_lucid_pll_configure(&disp_cc_pll0, regmap, &disp_cc_pll0_config);
880
881 /*
882 * Keep the clocks always-ON
883 * DISP_CC_XO_CLK
884 */
885 regmap_update_bits(regmap, 0x5008, BIT(0), BIT(0));
886
887 return qcom_cc_really_probe(pdev, &disp_cc_sc7280_desc, regmap);
888 }
889
890 static struct platform_driver disp_cc_sc7280_driver = {
891 .probe = disp_cc_sc7280_probe,
892 .driver = {
893 .name = "disp_cc-sc7280",
894 .of_match_table = disp_cc_sc7280_match_table,
895 },
896 };
897
disp_cc_sc7280_init(void)898 static int __init disp_cc_sc7280_init(void)
899 {
900 return platform_driver_register(&disp_cc_sc7280_driver);
901 }
902 subsys_initcall(disp_cc_sc7280_init);
903
disp_cc_sc7280_exit(void)904 static void __exit disp_cc_sc7280_exit(void)
905 {
906 platform_driver_unregister(&disp_cc_sc7280_driver);
907 }
908 module_exit(disp_cc_sc7280_exit);
909
910 MODULE_DESCRIPTION("QTI DISP_CC sc7280 Driver");
911 MODULE_LICENSE("GPL v2");
912