dispcc-sdm845.c 24 KB

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  1. // SPDX-License-Identifier: GPL-2.0
  2. /*
  3. * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
  4. */
  5. #include <linux/clk.h>
  6. #include <linux/clk-provider.h>
  7. #include <linux/module.h>
  8. #include <linux/platform_device.h>
  9. #include <linux/regmap.h>
  10. #include <linux/reset-controller.h>
  11. #include <dt-bindings/clock/qcom,dispcc-sdm845.h>
  12. #include "clk-alpha-pll.h"
  13. #include "clk-branch.h"
  14. #include "clk-rcg.h"
  15. #include "clk-regmap-divider.h"
  16. #include "common.h"
  17. #include "gdsc.h"
  18. #include "reset.h"
  19. enum {
  20. P_BI_TCXO,
  21. P_DISP_CC_PLL0_OUT_MAIN,
  22. P_DSI0_PHY_PLL_OUT_BYTECLK,
  23. P_DSI0_PHY_PLL_OUT_DSICLK,
  24. P_DSI1_PHY_PLL_OUT_BYTECLK,
  25. P_DSI1_PHY_PLL_OUT_DSICLK,
  26. P_GPLL0_OUT_MAIN,
  27. P_GPLL0_OUT_MAIN_DIV,
  28. P_DP_PHY_PLL_LINK_CLK,
  29. P_DP_PHY_PLL_VCO_DIV_CLK,
  30. };
  31. static struct clk_alpha_pll disp_cc_pll0 = {
  32. .offset = 0x0,
  33. .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA],
  34. .clkr = {
  35. .hw.init = &(struct clk_init_data){
  36. .name = "disp_cc_pll0",
  37. .parent_data = &(const struct clk_parent_data){
  38. .fw_name = "bi_tcxo", .name = "bi_tcxo",
  39. },
  40. .num_parents = 1,
  41. .ops = &clk_alpha_pll_fabia_ops,
  42. },
  43. },
  44. };
  45. static const struct parent_map disp_cc_parent_map_0[] = {
  46. { P_BI_TCXO, 0 },
  47. { P_DSI0_PHY_PLL_OUT_BYTECLK, 1 },
  48. { P_DSI1_PHY_PLL_OUT_BYTECLK, 2 },
  49. };
  50. static const struct clk_parent_data disp_cc_parent_data_0[] = {
  51. { .fw_name = "bi_tcxo", .name = "bi_tcxo" },
  52. { .fw_name = "dsi0_phy_pll_out_byteclk", .name = "dsi0_phy_pll_out_byteclk" },
  53. { .fw_name = "dsi1_phy_pll_out_byteclk", .name = "dsi1_phy_pll_out_byteclk" },
  54. };
  55. static const struct parent_map disp_cc_parent_map_1[] = {
  56. { P_BI_TCXO, 0 },
  57. { P_DP_PHY_PLL_LINK_CLK, 1 },
  58. { P_DP_PHY_PLL_VCO_DIV_CLK, 2 },
  59. };
  60. static const struct clk_parent_data disp_cc_parent_data_1[] = {
  61. { .fw_name = "bi_tcxo", .name = "bi_tcxo" },
  62. { .fw_name = "dp_link_clk_divsel_ten", .name = "dp_link_clk_divsel_ten" },
  63. { .fw_name = "dp_vco_divided_clk_src_mux", .name = "dp_vco_divided_clk_src_mux" },
  64. };
  65. static const struct parent_map disp_cc_parent_map_2[] = {
  66. { P_BI_TCXO, 0 },
  67. };
  68. static const struct clk_parent_data disp_cc_parent_data_2[] = {
  69. { .fw_name = "bi_tcxo", .name = "bi_tcxo" },
  70. };
  71. static const struct parent_map disp_cc_parent_map_3[] = {
  72. { P_BI_TCXO, 0 },
  73. { P_DISP_CC_PLL0_OUT_MAIN, 1 },
  74. { P_GPLL0_OUT_MAIN, 4 },
  75. { P_GPLL0_OUT_MAIN_DIV, 5 },
  76. };
  77. static const struct clk_parent_data disp_cc_parent_data_3[] = {
  78. { .fw_name = "bi_tcxo", .name = "bi_tcxo" },
  79. { .hw = &disp_cc_pll0.clkr.hw },
  80. { .fw_name = "gcc_disp_gpll0_clk_src", .name = "gcc_disp_gpll0_clk_src" },
  81. { .fw_name = "gcc_disp_gpll0_div_clk_src", .name = "gcc_disp_gpll0_div_clk_src" },
  82. };
  83. static const struct parent_map disp_cc_parent_map_4[] = {
  84. { P_BI_TCXO, 0 },
  85. { P_DSI0_PHY_PLL_OUT_DSICLK, 1 },
  86. { P_DSI1_PHY_PLL_OUT_DSICLK, 2 },
  87. };
  88. static const struct clk_parent_data disp_cc_parent_data_4[] = {
  89. { .fw_name = "bi_tcxo", .name = "bi_tcxo" },
  90. { .fw_name = "dsi0_phy_pll_out_dsiclk", .name = "dsi0_phy_pll_out_dsiclk" },
  91. { .fw_name = "dsi1_phy_pll_out_dsiclk", .name = "dsi1_phy_pll_out_dsiclk" },
  92. };
  93. /* Return the HW recalc rate for idle use case */
  94. static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = {
  95. .cmd_rcgr = 0x20d0,
  96. .mnd_width = 0,
  97. .hid_width = 5,
  98. .parent_map = disp_cc_parent_map_0,
  99. .clkr.hw.init = &(struct clk_init_data){
  100. .name = "disp_cc_mdss_byte0_clk_src",
  101. .parent_data = disp_cc_parent_data_0,
  102. .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
  103. .flags = CLK_SET_RATE_PARENT,
  104. .ops = &clk_byte2_ops,
  105. },
  106. };
  107. /* Return the HW recalc rate for idle use case */
  108. static struct clk_rcg2 disp_cc_mdss_byte1_clk_src = {
  109. .cmd_rcgr = 0x20ec,
  110. .mnd_width = 0,
  111. .hid_width = 5,
  112. .parent_map = disp_cc_parent_map_0,
  113. .clkr.hw.init = &(struct clk_init_data){
  114. .name = "disp_cc_mdss_byte1_clk_src",
  115. .parent_data = disp_cc_parent_data_0,
  116. .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
  117. .flags = CLK_SET_RATE_PARENT,
  118. .ops = &clk_byte2_ops,
  119. },
  120. };
  121. static const struct freq_tbl ftbl_disp_cc_mdss_dp_aux_clk_src[] = {
  122. F(19200000, P_BI_TCXO, 1, 0, 0),
  123. { }
  124. };
  125. static struct clk_rcg2 disp_cc_mdss_dp_aux_clk_src = {
  126. .cmd_rcgr = 0x219c,
  127. .mnd_width = 0,
  128. .hid_width = 5,
  129. .parent_map = disp_cc_parent_map_2,
  130. .freq_tbl = ftbl_disp_cc_mdss_dp_aux_clk_src,
  131. .clkr.hw.init = &(struct clk_init_data){
  132. .name = "disp_cc_mdss_dp_aux_clk_src",
  133. .parent_data = disp_cc_parent_data_2,
  134. .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
  135. .flags = CLK_SET_RATE_PARENT,
  136. .ops = &clk_rcg2_ops,
  137. },
  138. };
  139. static struct clk_rcg2 disp_cc_mdss_dp_crypto_clk_src = {
  140. .cmd_rcgr = 0x2154,
  141. .mnd_width = 0,
  142. .hid_width = 5,
  143. .parent_map = disp_cc_parent_map_1,
  144. .clkr.hw.init = &(struct clk_init_data){
  145. .name = "disp_cc_mdss_dp_crypto_clk_src",
  146. .parent_data = disp_cc_parent_data_1,
  147. .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
  148. .ops = &clk_byte2_ops,
  149. },
  150. };
  151. static struct clk_rcg2 disp_cc_mdss_dp_link_clk_src = {
  152. .cmd_rcgr = 0x2138,
  153. .mnd_width = 0,
  154. .hid_width = 5,
  155. .parent_map = disp_cc_parent_map_1,
  156. .clkr.hw.init = &(struct clk_init_data){
  157. .name = "disp_cc_mdss_dp_link_clk_src",
  158. .parent_data = disp_cc_parent_data_1,
  159. .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
  160. .flags = CLK_SET_RATE_PARENT,
  161. .ops = &clk_byte2_ops,
  162. },
  163. };
  164. static struct clk_rcg2 disp_cc_mdss_dp_pixel1_clk_src = {
  165. .cmd_rcgr = 0x2184,
  166. .mnd_width = 16,
  167. .hid_width = 5,
  168. .parent_map = disp_cc_parent_map_1,
  169. .clkr.hw.init = &(struct clk_init_data){
  170. .name = "disp_cc_mdss_dp_pixel1_clk_src",
  171. .parent_data = disp_cc_parent_data_1,
  172. .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
  173. .flags = CLK_SET_RATE_PARENT,
  174. .ops = &clk_dp_ops,
  175. },
  176. };
  177. static struct clk_rcg2 disp_cc_mdss_dp_pixel_clk_src = {
  178. .cmd_rcgr = 0x216c,
  179. .mnd_width = 16,
  180. .hid_width = 5,
  181. .parent_map = disp_cc_parent_map_1,
  182. .clkr.hw.init = &(struct clk_init_data){
  183. .name = "disp_cc_mdss_dp_pixel_clk_src",
  184. .parent_data = disp_cc_parent_data_1,
  185. .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
  186. .flags = CLK_SET_RATE_PARENT,
  187. .ops = &clk_dp_ops,
  188. },
  189. };
  190. static const struct freq_tbl ftbl_disp_cc_mdss_esc0_clk_src[] = {
  191. F(19200000, P_BI_TCXO, 1, 0, 0),
  192. { }
  193. };
  194. static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = {
  195. .cmd_rcgr = 0x2108,
  196. .mnd_width = 0,
  197. .hid_width = 5,
  198. .parent_map = disp_cc_parent_map_0,
  199. .freq_tbl = ftbl_disp_cc_mdss_esc0_clk_src,
  200. .clkr.hw.init = &(struct clk_init_data){
  201. .name = "disp_cc_mdss_esc0_clk_src",
  202. .parent_data = disp_cc_parent_data_0,
  203. .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
  204. .ops = &clk_rcg2_ops,
  205. },
  206. };
  207. static struct clk_rcg2 disp_cc_mdss_esc1_clk_src = {
  208. .cmd_rcgr = 0x2120,
  209. .mnd_width = 0,
  210. .hid_width = 5,
  211. .parent_map = disp_cc_parent_map_0,
  212. .freq_tbl = ftbl_disp_cc_mdss_esc0_clk_src,
  213. .clkr.hw.init = &(struct clk_init_data){
  214. .name = "disp_cc_mdss_esc1_clk_src",
  215. .parent_data = disp_cc_parent_data_0,
  216. .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
  217. .ops = &clk_rcg2_ops,
  218. },
  219. };
  220. static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src[] = {
  221. F(19200000, P_BI_TCXO, 1, 0, 0),
  222. F(85714286, P_GPLL0_OUT_MAIN, 7, 0, 0),
  223. F(100000000, P_GPLL0_OUT_MAIN, 6, 0, 0),
  224. F(150000000, P_GPLL0_OUT_MAIN, 4, 0, 0),
  225. F(171428571, P_GPLL0_OUT_MAIN, 3.5, 0, 0),
  226. F(200000000, P_GPLL0_OUT_MAIN, 3, 0, 0),
  227. F(300000000, P_GPLL0_OUT_MAIN, 2, 0, 0),
  228. F(344000000, P_DISP_CC_PLL0_OUT_MAIN, 2.5, 0, 0),
  229. F(430000000, P_DISP_CC_PLL0_OUT_MAIN, 2, 0, 0),
  230. { }
  231. };
  232. static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = {
  233. .cmd_rcgr = 0x2088,
  234. .mnd_width = 0,
  235. .hid_width = 5,
  236. .parent_map = disp_cc_parent_map_3,
  237. .freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src,
  238. .clkr.hw.init = &(struct clk_init_data){
  239. .name = "disp_cc_mdss_mdp_clk_src",
  240. .parent_data = disp_cc_parent_data_3,
  241. .num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
  242. .ops = &clk_rcg2_shared_ops,
  243. },
  244. };
  245. /* Return the HW recalc rate for idle use case */
  246. static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = {
  247. .cmd_rcgr = 0x2058,
  248. .mnd_width = 8,
  249. .hid_width = 5,
  250. .parent_map = disp_cc_parent_map_4,
  251. .clkr.hw.init = &(struct clk_init_data){
  252. .name = "disp_cc_mdss_pclk0_clk_src",
  253. .parent_data = disp_cc_parent_data_4,
  254. .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
  255. .flags = CLK_SET_RATE_PARENT,
  256. .ops = &clk_pixel_ops,
  257. },
  258. };
  259. /* Return the HW recalc rate for idle use case */
  260. static struct clk_rcg2 disp_cc_mdss_pclk1_clk_src = {
  261. .cmd_rcgr = 0x2070,
  262. .mnd_width = 8,
  263. .hid_width = 5,
  264. .parent_map = disp_cc_parent_map_4,
  265. .clkr.hw.init = &(struct clk_init_data){
  266. .name = "disp_cc_mdss_pclk1_clk_src",
  267. .parent_data = disp_cc_parent_data_4,
  268. .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
  269. .flags = CLK_SET_RATE_PARENT,
  270. .ops = &clk_pixel_ops,
  271. },
  272. };
  273. static const struct freq_tbl ftbl_disp_cc_mdss_rot_clk_src[] = {
  274. F(19200000, P_BI_TCXO, 1, 0, 0),
  275. F(171428571, P_GPLL0_OUT_MAIN, 3.5, 0, 0),
  276. F(300000000, P_GPLL0_OUT_MAIN, 2, 0, 0),
  277. F(344000000, P_DISP_CC_PLL0_OUT_MAIN, 2.5, 0, 0),
  278. F(430000000, P_DISP_CC_PLL0_OUT_MAIN, 2, 0, 0),
  279. { }
  280. };
  281. static struct clk_rcg2 disp_cc_mdss_rot_clk_src = {
  282. .cmd_rcgr = 0x20a0,
  283. .mnd_width = 0,
  284. .hid_width = 5,
  285. .parent_map = disp_cc_parent_map_3,
  286. .freq_tbl = ftbl_disp_cc_mdss_rot_clk_src,
  287. .clkr.hw.init = &(struct clk_init_data){
  288. .name = "disp_cc_mdss_rot_clk_src",
  289. .parent_data = disp_cc_parent_data_3,
  290. .num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
  291. .ops = &clk_rcg2_shared_ops,
  292. },
  293. };
  294. static struct clk_rcg2 disp_cc_mdss_vsync_clk_src = {
  295. .cmd_rcgr = 0x20b8,
  296. .mnd_width = 0,
  297. .hid_width = 5,
  298. .parent_map = disp_cc_parent_map_2,
  299. .freq_tbl = ftbl_disp_cc_mdss_esc0_clk_src,
  300. .clkr.hw.init = &(struct clk_init_data){
  301. .name = "disp_cc_mdss_vsync_clk_src",
  302. .parent_data = disp_cc_parent_data_2,
  303. .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
  304. .ops = &clk_rcg2_ops,
  305. },
  306. };
  307. static struct clk_branch disp_cc_mdss_ahb_clk = {
  308. .halt_reg = 0x4004,
  309. .halt_check = BRANCH_HALT,
  310. .clkr = {
  311. .enable_reg = 0x4004,
  312. .enable_mask = BIT(0),
  313. .hw.init = &(struct clk_init_data){
  314. .name = "disp_cc_mdss_ahb_clk",
  315. .ops = &clk_branch2_ops,
  316. },
  317. },
  318. };
  319. static struct clk_branch disp_cc_mdss_axi_clk = {
  320. .halt_reg = 0x4008,
  321. .halt_check = BRANCH_HALT,
  322. .clkr = {
  323. .enable_reg = 0x4008,
  324. .enable_mask = BIT(0),
  325. .hw.init = &(struct clk_init_data){
  326. .name = "disp_cc_mdss_axi_clk",
  327. .ops = &clk_branch2_ops,
  328. },
  329. },
  330. };
  331. /* Return the HW recalc rate for idle use case */
  332. static struct clk_branch disp_cc_mdss_byte0_clk = {
  333. .halt_reg = 0x2028,
  334. .halt_check = BRANCH_HALT,
  335. .clkr = {
  336. .enable_reg = 0x2028,
  337. .enable_mask = BIT(0),
  338. .hw.init = &(struct clk_init_data){
  339. .name = "disp_cc_mdss_byte0_clk",
  340. .parent_hws = (const struct clk_hw*[]){
  341. &disp_cc_mdss_byte0_clk_src.clkr.hw,
  342. },
  343. .num_parents = 1,
  344. .flags = CLK_SET_RATE_PARENT,
  345. .ops = &clk_branch2_ops,
  346. },
  347. },
  348. };
  349. /* Return the HW recalc rate for idle use case */
  350. static struct clk_regmap_div disp_cc_mdss_byte0_div_clk_src = {
  351. .reg = 0x20e8,
  352. .shift = 0,
  353. .width = 2,
  354. .clkr = {
  355. .hw.init = &(struct clk_init_data){
  356. .name = "disp_cc_mdss_byte0_div_clk_src",
  357. .parent_hws = (const struct clk_hw*[]){
  358. &disp_cc_mdss_byte0_clk_src.clkr.hw,
  359. },
  360. .num_parents = 1,
  361. .ops = &clk_regmap_div_ops,
  362. },
  363. },
  364. };
  365. /* Return the HW recalc rate for idle use case */
  366. static struct clk_branch disp_cc_mdss_byte0_intf_clk = {
  367. .halt_reg = 0x202c,
  368. .halt_check = BRANCH_HALT,
  369. .clkr = {
  370. .enable_reg = 0x202c,
  371. .enable_mask = BIT(0),
  372. .hw.init = &(struct clk_init_data){
  373. .name = "disp_cc_mdss_byte0_intf_clk",
  374. .parent_hws = (const struct clk_hw*[]){
  375. &disp_cc_mdss_byte0_div_clk_src.clkr.hw,
  376. },
  377. .num_parents = 1,
  378. .flags = CLK_SET_RATE_PARENT,
  379. .ops = &clk_branch2_ops,
  380. },
  381. },
  382. };
  383. /* Return the HW recalc rate for idle use case */
  384. static struct clk_branch disp_cc_mdss_byte1_clk = {
  385. .halt_reg = 0x2030,
  386. .halt_check = BRANCH_HALT,
  387. .clkr = {
  388. .enable_reg = 0x2030,
  389. .enable_mask = BIT(0),
  390. .hw.init = &(struct clk_init_data){
  391. .name = "disp_cc_mdss_byte1_clk",
  392. .parent_hws = (const struct clk_hw*[]){
  393. &disp_cc_mdss_byte1_clk_src.clkr.hw,
  394. },
  395. .num_parents = 1,
  396. .flags = CLK_SET_RATE_PARENT,
  397. .ops = &clk_branch2_ops,
  398. },
  399. },
  400. };
  401. /* Return the HW recalc rate for idle use case */
  402. static struct clk_regmap_div disp_cc_mdss_byte1_div_clk_src = {
  403. .reg = 0x2104,
  404. .shift = 0,
  405. .width = 2,
  406. .clkr = {
  407. .hw.init = &(struct clk_init_data){
  408. .name = "disp_cc_mdss_byte1_div_clk_src",
  409. .parent_hws = (const struct clk_hw*[]){
  410. &disp_cc_mdss_byte1_clk_src.clkr.hw,
  411. },
  412. .num_parents = 1,
  413. .ops = &clk_regmap_div_ops,
  414. },
  415. },
  416. };
  417. /* Return the HW recalc rate for idle use case */
  418. static struct clk_branch disp_cc_mdss_byte1_intf_clk = {
  419. .halt_reg = 0x2034,
  420. .halt_check = BRANCH_HALT,
  421. .clkr = {
  422. .enable_reg = 0x2034,
  423. .enable_mask = BIT(0),
  424. .hw.init = &(struct clk_init_data){
  425. .name = "disp_cc_mdss_byte1_intf_clk",
  426. .parent_hws = (const struct clk_hw*[]){
  427. &disp_cc_mdss_byte1_div_clk_src.clkr.hw,
  428. },
  429. .num_parents = 1,
  430. .flags = CLK_SET_RATE_PARENT,
  431. .ops = &clk_branch2_ops,
  432. },
  433. },
  434. };
  435. static struct clk_branch disp_cc_mdss_dp_aux_clk = {
  436. .halt_reg = 0x2054,
  437. .halt_check = BRANCH_HALT,
  438. .clkr = {
  439. .enable_reg = 0x2054,
  440. .enable_mask = BIT(0),
  441. .hw.init = &(struct clk_init_data){
  442. .name = "disp_cc_mdss_dp_aux_clk",
  443. .parent_hws = (const struct clk_hw*[]){
  444. &disp_cc_mdss_dp_aux_clk_src.clkr.hw,
  445. },
  446. .num_parents = 1,
  447. .flags = CLK_SET_RATE_PARENT,
  448. .ops = &clk_branch2_ops,
  449. },
  450. },
  451. };
  452. static struct clk_branch disp_cc_mdss_dp_crypto_clk = {
  453. .halt_reg = 0x2048,
  454. .halt_check = BRANCH_HALT,
  455. .clkr = {
  456. .enable_reg = 0x2048,
  457. .enable_mask = BIT(0),
  458. .hw.init = &(struct clk_init_data){
  459. .name = "disp_cc_mdss_dp_crypto_clk",
  460. .parent_hws = (const struct clk_hw*[]){
  461. &disp_cc_mdss_dp_crypto_clk_src.clkr.hw,
  462. },
  463. .num_parents = 1,
  464. .flags = CLK_SET_RATE_PARENT,
  465. .ops = &clk_branch2_ops,
  466. },
  467. },
  468. };
  469. static struct clk_branch disp_cc_mdss_dp_link_clk = {
  470. .halt_reg = 0x2040,
  471. .halt_check = BRANCH_HALT,
  472. .clkr = {
  473. .enable_reg = 0x2040,
  474. .enable_mask = BIT(0),
  475. .hw.init = &(struct clk_init_data){
  476. .name = "disp_cc_mdss_dp_link_clk",
  477. .parent_hws = (const struct clk_hw*[]){
  478. &disp_cc_mdss_dp_link_clk_src.clkr.hw,
  479. },
  480. .num_parents = 1,
  481. .flags = CLK_SET_RATE_PARENT,
  482. .ops = &clk_branch2_ops,
  483. },
  484. },
  485. };
  486. /* reset state of disp_cc_mdss_dp_link_div_clk_src divider is 0x3 (div 4) */
  487. static struct clk_branch disp_cc_mdss_dp_link_intf_clk = {
  488. .halt_reg = 0x2044,
  489. .halt_check = BRANCH_HALT,
  490. .clkr = {
  491. .enable_reg = 0x2044,
  492. .enable_mask = BIT(0),
  493. .hw.init = &(struct clk_init_data){
  494. .name = "disp_cc_mdss_dp_link_intf_clk",
  495. .parent_hws = (const struct clk_hw*[]){
  496. &disp_cc_mdss_dp_link_clk_src.clkr.hw,
  497. },
  498. .num_parents = 1,
  499. .ops = &clk_branch2_ops,
  500. },
  501. },
  502. };
  503. static struct clk_branch disp_cc_mdss_dp_pixel1_clk = {
  504. .halt_reg = 0x2050,
  505. .halt_check = BRANCH_HALT,
  506. .clkr = {
  507. .enable_reg = 0x2050,
  508. .enable_mask = BIT(0),
  509. .hw.init = &(struct clk_init_data){
  510. .name = "disp_cc_mdss_dp_pixel1_clk",
  511. .parent_hws = (const struct clk_hw*[]){
  512. &disp_cc_mdss_dp_pixel1_clk_src.clkr.hw,
  513. },
  514. .num_parents = 1,
  515. .flags = CLK_SET_RATE_PARENT,
  516. .ops = &clk_branch2_ops,
  517. },
  518. },
  519. };
  520. static struct clk_branch disp_cc_mdss_dp_pixel_clk = {
  521. .halt_reg = 0x204c,
  522. .halt_check = BRANCH_HALT,
  523. .clkr = {
  524. .enable_reg = 0x204c,
  525. .enable_mask = BIT(0),
  526. .hw.init = &(struct clk_init_data){
  527. .name = "disp_cc_mdss_dp_pixel_clk",
  528. .parent_hws = (const struct clk_hw*[]){
  529. &disp_cc_mdss_dp_pixel_clk_src.clkr.hw,
  530. },
  531. .num_parents = 1,
  532. .flags = CLK_SET_RATE_PARENT,
  533. .ops = &clk_branch2_ops,
  534. },
  535. },
  536. };
  537. static struct clk_branch disp_cc_mdss_esc0_clk = {
  538. .halt_reg = 0x2038,
  539. .halt_check = BRANCH_HALT,
  540. .clkr = {
  541. .enable_reg = 0x2038,
  542. .enable_mask = BIT(0),
  543. .hw.init = &(struct clk_init_data){
  544. .name = "disp_cc_mdss_esc0_clk",
  545. .parent_hws = (const struct clk_hw*[]){
  546. &disp_cc_mdss_esc0_clk_src.clkr.hw,
  547. },
  548. .num_parents = 1,
  549. .flags = CLK_SET_RATE_PARENT,
  550. .ops = &clk_branch2_ops,
  551. },
  552. },
  553. };
  554. static struct clk_branch disp_cc_mdss_esc1_clk = {
  555. .halt_reg = 0x203c,
  556. .halt_check = BRANCH_HALT,
  557. .clkr = {
  558. .enable_reg = 0x203c,
  559. .enable_mask = BIT(0),
  560. .hw.init = &(struct clk_init_data){
  561. .name = "disp_cc_mdss_esc1_clk",
  562. .parent_hws = (const struct clk_hw*[]){
  563. &disp_cc_mdss_esc1_clk_src.clkr.hw,
  564. },
  565. .num_parents = 1,
  566. .flags = CLK_SET_RATE_PARENT,
  567. .ops = &clk_branch2_ops,
  568. },
  569. },
  570. };
  571. static struct clk_branch disp_cc_mdss_mdp_clk = {
  572. .halt_reg = 0x200c,
  573. .halt_check = BRANCH_HALT,
  574. .clkr = {
  575. .enable_reg = 0x200c,
  576. .enable_mask = BIT(0),
  577. .hw.init = &(struct clk_init_data){
  578. .name = "disp_cc_mdss_mdp_clk",
  579. .parent_hws = (const struct clk_hw*[]){
  580. &disp_cc_mdss_mdp_clk_src.clkr.hw,
  581. },
  582. .num_parents = 1,
  583. .flags = CLK_SET_RATE_PARENT,
  584. .ops = &clk_branch2_ops,
  585. },
  586. },
  587. };
  588. static struct clk_branch disp_cc_mdss_mdp_lut_clk = {
  589. .halt_reg = 0x201c,
  590. .halt_check = BRANCH_HALT,
  591. .clkr = {
  592. .enable_reg = 0x201c,
  593. .enable_mask = BIT(0),
  594. .hw.init = &(struct clk_init_data){
  595. .name = "disp_cc_mdss_mdp_lut_clk",
  596. .parent_hws = (const struct clk_hw*[]){
  597. &disp_cc_mdss_mdp_clk_src.clkr.hw,
  598. },
  599. .num_parents = 1,
  600. .ops = &clk_branch2_ops,
  601. },
  602. },
  603. };
  604. /* Return the HW recalc rate for idle use case */
  605. static struct clk_branch disp_cc_mdss_pclk0_clk = {
  606. .halt_reg = 0x2004,
  607. .halt_check = BRANCH_HALT,
  608. .clkr = {
  609. .enable_reg = 0x2004,
  610. .enable_mask = BIT(0),
  611. .hw.init = &(struct clk_init_data){
  612. .name = "disp_cc_mdss_pclk0_clk",
  613. .parent_hws = (const struct clk_hw*[]){
  614. &disp_cc_mdss_pclk0_clk_src.clkr.hw,
  615. },
  616. .num_parents = 1,
  617. .flags = CLK_SET_RATE_PARENT,
  618. .ops = &clk_branch2_ops,
  619. },
  620. },
  621. };
  622. /* Return the HW recalc rate for idle use case */
  623. static struct clk_branch disp_cc_mdss_pclk1_clk = {
  624. .halt_reg = 0x2008,
  625. .halt_check = BRANCH_HALT,
  626. .clkr = {
  627. .enable_reg = 0x2008,
  628. .enable_mask = BIT(0),
  629. .hw.init = &(struct clk_init_data){
  630. .name = "disp_cc_mdss_pclk1_clk",
  631. .parent_hws = (const struct clk_hw*[]){
  632. &disp_cc_mdss_pclk1_clk_src.clkr.hw,
  633. },
  634. .num_parents = 1,
  635. .flags = CLK_SET_RATE_PARENT,
  636. .ops = &clk_branch2_ops,
  637. },
  638. },
  639. };
  640. static struct clk_branch disp_cc_mdss_rot_clk = {
  641. .halt_reg = 0x2014,
  642. .halt_check = BRANCH_HALT,
  643. .clkr = {
  644. .enable_reg = 0x2014,
  645. .enable_mask = BIT(0),
  646. .hw.init = &(struct clk_init_data){
  647. .name = "disp_cc_mdss_rot_clk",
  648. .parent_hws = (const struct clk_hw*[]){
  649. &disp_cc_mdss_rot_clk_src.clkr.hw,
  650. },
  651. .num_parents = 1,
  652. .flags = CLK_SET_RATE_PARENT,
  653. .ops = &clk_branch2_ops,
  654. },
  655. },
  656. };
  657. static struct clk_branch disp_cc_mdss_rscc_ahb_clk = {
  658. .halt_reg = 0x5004,
  659. .halt_check = BRANCH_HALT,
  660. .clkr = {
  661. .enable_reg = 0x5004,
  662. .enable_mask = BIT(0),
  663. .hw.init = &(struct clk_init_data){
  664. .name = "disp_cc_mdss_rscc_ahb_clk",
  665. .ops = &clk_branch2_ops,
  666. },
  667. },
  668. };
  669. static struct clk_branch disp_cc_mdss_rscc_vsync_clk = {
  670. .halt_reg = 0x5008,
  671. .halt_check = BRANCH_HALT,
  672. .clkr = {
  673. .enable_reg = 0x5008,
  674. .enable_mask = BIT(0),
  675. .hw.init = &(struct clk_init_data){
  676. .name = "disp_cc_mdss_rscc_vsync_clk",
  677. .parent_hws = (const struct clk_hw*[]){
  678. &disp_cc_mdss_vsync_clk_src.clkr.hw,
  679. },
  680. .num_parents = 1,
  681. .flags = CLK_SET_RATE_PARENT,
  682. .ops = &clk_branch2_ops,
  683. },
  684. },
  685. };
  686. static struct clk_branch disp_cc_mdss_vsync_clk = {
  687. .halt_reg = 0x2024,
  688. .halt_check = BRANCH_HALT,
  689. .clkr = {
  690. .enable_reg = 0x2024,
  691. .enable_mask = BIT(0),
  692. .hw.init = &(struct clk_init_data){
  693. .name = "disp_cc_mdss_vsync_clk",
  694. .parent_hws = (const struct clk_hw*[]){
  695. &disp_cc_mdss_vsync_clk_src.clkr.hw,
  696. },
  697. .num_parents = 1,
  698. .flags = CLK_SET_RATE_PARENT,
  699. .ops = &clk_branch2_ops,
  700. },
  701. },
  702. };
  703. static struct gdsc mdss_gdsc = {
  704. .gdscr = 0x3000,
  705. .pd = {
  706. .name = "mdss_gdsc",
  707. },
  708. .pwrsts = PWRSTS_OFF_ON,
  709. .flags = HW_CTRL | POLL_CFG_GDSCR,
  710. };
  711. static struct clk_regmap *disp_cc_sdm845_clocks[] = {
  712. [DISP_CC_MDSS_AHB_CLK] = &disp_cc_mdss_ahb_clk.clkr,
  713. [DISP_CC_MDSS_AXI_CLK] = &disp_cc_mdss_axi_clk.clkr,
  714. [DISP_CC_MDSS_BYTE0_CLK] = &disp_cc_mdss_byte0_clk.clkr,
  715. [DISP_CC_MDSS_BYTE0_CLK_SRC] = &disp_cc_mdss_byte0_clk_src.clkr,
  716. [DISP_CC_MDSS_BYTE0_INTF_CLK] = &disp_cc_mdss_byte0_intf_clk.clkr,
  717. [DISP_CC_MDSS_BYTE0_DIV_CLK_SRC] =
  718. &disp_cc_mdss_byte0_div_clk_src.clkr,
  719. [DISP_CC_MDSS_BYTE1_CLK] = &disp_cc_mdss_byte1_clk.clkr,
  720. [DISP_CC_MDSS_BYTE1_CLK_SRC] = &disp_cc_mdss_byte1_clk_src.clkr,
  721. [DISP_CC_MDSS_BYTE1_INTF_CLK] = &disp_cc_mdss_byte1_intf_clk.clkr,
  722. [DISP_CC_MDSS_BYTE1_DIV_CLK_SRC] =
  723. &disp_cc_mdss_byte1_div_clk_src.clkr,
  724. [DISP_CC_MDSS_DP_AUX_CLK] = &disp_cc_mdss_dp_aux_clk.clkr,
  725. [DISP_CC_MDSS_DP_AUX_CLK_SRC] = &disp_cc_mdss_dp_aux_clk_src.clkr,
  726. [DISP_CC_MDSS_DP_CRYPTO_CLK] = &disp_cc_mdss_dp_crypto_clk.clkr,
  727. [DISP_CC_MDSS_DP_CRYPTO_CLK_SRC] =
  728. &disp_cc_mdss_dp_crypto_clk_src.clkr,
  729. [DISP_CC_MDSS_DP_LINK_CLK] = &disp_cc_mdss_dp_link_clk.clkr,
  730. [DISP_CC_MDSS_DP_LINK_CLK_SRC] = &disp_cc_mdss_dp_link_clk_src.clkr,
  731. [DISP_CC_MDSS_DP_LINK_INTF_CLK] = &disp_cc_mdss_dp_link_intf_clk.clkr,
  732. [DISP_CC_MDSS_DP_PIXEL1_CLK] = &disp_cc_mdss_dp_pixel1_clk.clkr,
  733. [DISP_CC_MDSS_DP_PIXEL1_CLK_SRC] =
  734. &disp_cc_mdss_dp_pixel1_clk_src.clkr,
  735. [DISP_CC_MDSS_DP_PIXEL_CLK] = &disp_cc_mdss_dp_pixel_clk.clkr,
  736. [DISP_CC_MDSS_DP_PIXEL_CLK_SRC] = &disp_cc_mdss_dp_pixel_clk_src.clkr,
  737. [DISP_CC_MDSS_ESC0_CLK] = &disp_cc_mdss_esc0_clk.clkr,
  738. [DISP_CC_MDSS_ESC0_CLK_SRC] = &disp_cc_mdss_esc0_clk_src.clkr,
  739. [DISP_CC_MDSS_ESC1_CLK] = &disp_cc_mdss_esc1_clk.clkr,
  740. [DISP_CC_MDSS_ESC1_CLK_SRC] = &disp_cc_mdss_esc1_clk_src.clkr,
  741. [DISP_CC_MDSS_MDP_CLK] = &disp_cc_mdss_mdp_clk.clkr,
  742. [DISP_CC_MDSS_MDP_CLK_SRC] = &disp_cc_mdss_mdp_clk_src.clkr,
  743. [DISP_CC_MDSS_MDP_LUT_CLK] = &disp_cc_mdss_mdp_lut_clk.clkr,
  744. [DISP_CC_MDSS_PCLK0_CLK] = &disp_cc_mdss_pclk0_clk.clkr,
  745. [DISP_CC_MDSS_PCLK0_CLK_SRC] = &disp_cc_mdss_pclk0_clk_src.clkr,
  746. [DISP_CC_MDSS_PCLK1_CLK] = &disp_cc_mdss_pclk1_clk.clkr,
  747. [DISP_CC_MDSS_PCLK1_CLK_SRC] = &disp_cc_mdss_pclk1_clk_src.clkr,
  748. [DISP_CC_MDSS_ROT_CLK] = &disp_cc_mdss_rot_clk.clkr,
  749. [DISP_CC_MDSS_ROT_CLK_SRC] = &disp_cc_mdss_rot_clk_src.clkr,
  750. [DISP_CC_MDSS_RSCC_AHB_CLK] = &disp_cc_mdss_rscc_ahb_clk.clkr,
  751. [DISP_CC_MDSS_RSCC_VSYNC_CLK] = &disp_cc_mdss_rscc_vsync_clk.clkr,
  752. [DISP_CC_MDSS_VSYNC_CLK] = &disp_cc_mdss_vsync_clk.clkr,
  753. [DISP_CC_MDSS_VSYNC_CLK_SRC] = &disp_cc_mdss_vsync_clk_src.clkr,
  754. [DISP_CC_PLL0] = &disp_cc_pll0.clkr,
  755. };
  756. static const struct qcom_reset_map disp_cc_sdm845_resets[] = {
  757. [DISP_CC_MDSS_RSCC_BCR] = { 0x5000 },
  758. };
  759. static struct gdsc *disp_cc_sdm845_gdscs[] = {
  760. [MDSS_GDSC] = &mdss_gdsc,
  761. };
  762. static const struct regmap_config disp_cc_sdm845_regmap_config = {
  763. .reg_bits = 32,
  764. .reg_stride = 4,
  765. .val_bits = 32,
  766. .max_register = 0x10000,
  767. .fast_io = true,
  768. };
  769. static const struct qcom_cc_desc disp_cc_sdm845_desc = {
  770. .config = &disp_cc_sdm845_regmap_config,
  771. .clks = disp_cc_sdm845_clocks,
  772. .num_clks = ARRAY_SIZE(disp_cc_sdm845_clocks),
  773. .resets = disp_cc_sdm845_resets,
  774. .num_resets = ARRAY_SIZE(disp_cc_sdm845_resets),
  775. .gdscs = disp_cc_sdm845_gdscs,
  776. .num_gdscs = ARRAY_SIZE(disp_cc_sdm845_gdscs),
  777. };
  778. static const struct of_device_id disp_cc_sdm845_match_table[] = {
  779. { .compatible = "qcom,sdm845-dispcc" },
  780. { }
  781. };
  782. MODULE_DEVICE_TABLE(of, disp_cc_sdm845_match_table);
  783. static int disp_cc_sdm845_probe(struct platform_device *pdev)
  784. {
  785. struct regmap *regmap;
  786. struct alpha_pll_config disp_cc_pll0_config = {};
  787. regmap = qcom_cc_map(pdev, &disp_cc_sdm845_desc);
  788. if (IS_ERR(regmap))
  789. return PTR_ERR(regmap);
  790. disp_cc_pll0_config.l = 0x2c;
  791. disp_cc_pll0_config.alpha = 0xcaaa;
  792. clk_fabia_pll_configure(&disp_cc_pll0, regmap, &disp_cc_pll0_config);
  793. /* Enable hardware clock gating for DSI and MDP clocks */
  794. regmap_update_bits(regmap, 0x8000, 0x7f0, 0x7f0);
  795. return qcom_cc_really_probe(pdev, &disp_cc_sdm845_desc, regmap);
  796. }
  797. static struct platform_driver disp_cc_sdm845_driver = {
  798. .probe = disp_cc_sdm845_probe,
  799. .driver = {
  800. .name = "disp_cc-sdm845",
  801. .of_match_table = disp_cc_sdm845_match_table,
  802. .sync_state = clk_sync_state,
  803. },
  804. };
  805. static int __init disp_cc_sdm845_init(void)
  806. {
  807. return platform_driver_register(&disp_cc_sdm845_driver);
  808. }
  809. subsys_initcall(disp_cc_sdm845_init);
  810. static void __exit disp_cc_sdm845_exit(void)
  811. {
  812. platform_driver_unregister(&disp_cc_sdm845_driver);
  813. }
  814. module_exit(disp_cc_sdm845_exit);
  815. MODULE_LICENSE("GPL v2");
  816. MODULE_DESCRIPTION("QTI DISPCC SDM845 Driver");