drivers/clk/qcom/dispcc-sc7180.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (c) 2019, 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-sc7180.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_GPLL0_OUT_MAIN,
  29 };
  30
  31 static const struct pll_vco fabia_vco[] = {
  32         { 249600000, 2000000000, 0 },
  33 };
  34
  35 static struct clk_alpha_pll disp_cc_pll0 = {
  36         .offset = 0x0,
  37         .vco_table = fabia_vco,
  38         .num_vco = ARRAY_SIZE(fabia_vco),
  39         .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA],
  40         .clkr = {
  41                 .hw.init = &(struct clk_init_data){
  42                         .name = "disp_cc_pll0",
  43                         .parent_data = &(const struct clk_parent_data){
  44                                 .fw_name = "bi_tcxo",
  45                         },
  46                         .num_parents = 1,
  47                         .ops = &clk_alpha_pll_fabia_ops,
  48                 },
  49         },
  50 };
  51
  52 static const struct clk_div_table post_div_table_disp_cc_pll0_out_even[] = {
  53         { 0x0, 1 },
  54         { }
  55 };
  56
  57 static struct clk_alpha_pll_postdiv disp_cc_pll0_out_even = {
  58         .offset = 0x0,
  59         .post_div_shift = 8,
  60         .post_div_table = post_div_table_disp_cc_pll0_out_even,
  61         .num_post_div = ARRAY_SIZE(post_div_table_disp_cc_pll0_out_even),
  62         .width = 4,
  63         .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA],
  64         .clkr.hw.init = &(struct clk_init_data){
  65                 .name = "disp_cc_pll0_out_even",
  66                 .parent_hws = (const struct clk_hw*[]){
  67                         &disp_cc_pll0.clkr.hw,
  68                 },
  69                 .num_parents = 1,
  70                 .flags = CLK_SET_RATE_PARENT,
  71                 .ops = &clk_alpha_pll_postdiv_fabia_ops,
  72         },
  73 };
  74
  75 static const struct parent_map disp_cc_parent_map_0[] = {
  76         { P_BI_TCXO, 0 },
  77 };
  78
  79 static const struct clk_parent_data disp_cc_parent_data_0[] = {
  80         { .fw_name = "bi_tcxo" },
  81 };
  82
  83 static const struct parent_map disp_cc_parent_map_1[] = {
  84         { P_BI_TCXO, 0 },
  85         { P_DP_PHY_PLL_LINK_CLK, 1 },
  86         { P_DP_PHY_PLL_VCO_DIV_CLK, 2 },
  87 };
  88
  89 static const struct clk_parent_data disp_cc_parent_data_1[] = {
  90         { .fw_name = "bi_tcxo" },
  91         { .fw_name = "dp_phy_pll_link_clk" },
  92         { .fw_name = "dp_phy_pll_vco_div_clk" },
  93 };
  94
  95 static const struct parent_map disp_cc_parent_map_2[] = {
  96         { P_BI_TCXO, 0 },
  97         { P_DSI0_PHY_PLL_OUT_BYTECLK, 1 },
  98 };
  99
 100 static const struct clk_parent_data disp_cc_parent_data_2[] = {
 101         { .fw_name = "bi_tcxo" },
 102         { .fw_name = "dsi0_phy_pll_out_byteclk" },
 103 };
 104
 105 static const struct parent_map disp_cc_parent_map_3[] = {
 106         { P_BI_TCXO, 0 },
 107         { P_DISP_CC_PLL0_OUT_MAIN, 1 },
 108         { P_GPLL0_OUT_MAIN, 4 },
 109         { P_DISP_CC_PLL0_OUT_EVEN, 5 },
 110 };
 111
 112 static const struct clk_parent_data disp_cc_parent_data_3[] = {
 113         { .fw_name = "bi_tcxo" },
 114         { .hw = &disp_cc_pll0.clkr.hw },
 115         { .fw_name = "gcc_disp_gpll0_clk_src" },
 116         { .hw = &disp_cc_pll0_out_even.clkr.hw },
 117 };
 118
 119 static const struct parent_map disp_cc_parent_map_4[] = {
 120         { P_BI_TCXO, 0 },
 121         { P_GPLL0_OUT_MAIN, 4 },
 122 };
 123
 124 static const struct clk_parent_data disp_cc_parent_data_4[] = {
 125         { .fw_name = "bi_tcxo" },
 126         { .fw_name = "gcc_disp_gpll0_clk_src" },
 127 };
 128
 129 static const struct parent_map disp_cc_parent_map_5[] = {
 130         { P_BI_TCXO, 0 },
 131         { P_DSI0_PHY_PLL_OUT_DSICLK, 1 },
 132 };
 133
 134 static const struct clk_parent_data disp_cc_parent_data_5[] = {
 135         { .fw_name = "bi_tcxo" },
 136         { .fw_name = "dsi0_phy_pll_out_dsiclk" },
 137 };
 138
 139 static const struct freq_tbl ftbl_disp_cc_mdss_ahb_clk_src[] = {
 140         F(19200000, P_BI_TCXO, 1, 0, 0),
 141         F(37500000, P_GPLL0_OUT_MAIN, 16, 0, 0),
 142         F(75000000, P_GPLL0_OUT_MAIN, 8, 0, 0),
 143         { }
 144 };
 145
 146 static struct clk_rcg2 disp_cc_mdss_ahb_clk_src = {
 147         .cmd_rcgr = 0x22bc,
 148         .mnd_width = 0,
 149         .hid_width = 5,
 150         .parent_map = disp_cc_parent_map_4,
 151         .freq_tbl = ftbl_disp_cc_mdss_ahb_clk_src,
 152         .clkr.hw.init = &(struct clk_init_data){
 153                 .name = "disp_cc_mdss_ahb_clk_src",
 154                 .parent_data = disp_cc_parent_data_4,
 155                 .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
 156                 .flags = CLK_SET_RATE_PARENT,
 157                 .ops = &clk_rcg2_shared_ops,
 158         },
 159 };
 160
 161 static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = {
 162         .cmd_rcgr = 0x2110,
 163         .mnd_width = 0,
 164         .hid_width = 5,
 165         .parent_map = disp_cc_parent_map_2,
 166         .clkr.hw.init = &(struct clk_init_data){
 167                 .name = "disp_cc_mdss_byte0_clk_src",
 168                 .parent_data = disp_cc_parent_data_2,
 169                 .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
 170                 .flags = CLK_SET_RATE_PARENT,
 171                 .ops = &clk_byte2_ops,
 172         },
 173 };
 174
 175 static const struct freq_tbl ftbl_disp_cc_mdss_dp_aux_clk_src[] = {
 176         F(19200000, P_BI_TCXO, 1, 0, 0),
 177         { }
 178 };
 179
 180 static struct clk_rcg2 disp_cc_mdss_dp_aux_clk_src = {
 181         .cmd_rcgr = 0x21dc,
 182         .mnd_width = 0,
 183         .hid_width = 5,
 184         .parent_map = disp_cc_parent_map_0,
 185         .freq_tbl = ftbl_disp_cc_mdss_dp_aux_clk_src,
 186         .clkr.hw.init = &(struct clk_init_data){
 187                 .name = "disp_cc_mdss_dp_aux_clk_src",
 188                 .parent_data = disp_cc_parent_data_0,
 189                 .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
 190                 .ops = &clk_rcg2_ops,
 191         },
 192 };
 193
 194 static struct clk_rcg2 disp_cc_mdss_dp_crypto_clk_src = {
 195         .cmd_rcgr = 0x2194,
 196         .mnd_width = 0,
 197         .hid_width = 5,
 198         .parent_map = disp_cc_parent_map_1,
 199         .clkr.hw.init = &(struct clk_init_data){
 200                 .name = "disp_cc_mdss_dp_crypto_clk_src",
 201                 .parent_data = disp_cc_parent_data_1,
 202                 .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
 203                 .ops = &clk_byte2_ops,
 204         },
 205 };
 206
 207 static struct clk_rcg2 disp_cc_mdss_dp_link_clk_src = {
 208         .cmd_rcgr = 0x2178,
 209         .mnd_width = 0,
 210         .hid_width = 5,
 211         .parent_map = disp_cc_parent_map_1,
 212         .clkr.hw.init = &(struct clk_init_data){
 213                 .name = "disp_cc_mdss_dp_link_clk_src",
 214                 .parent_data = disp_cc_parent_data_1,
 215                 .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
 216                 .ops = &clk_byte2_ops,
 217         },
 218 };
 219
 220 static struct clk_rcg2 disp_cc_mdss_dp_pixel_clk_src = {
 221         .cmd_rcgr = 0x21ac,
 222         .mnd_width = 16,
 223         .hid_width = 5,
 224         .parent_map = disp_cc_parent_map_1,
 225         .clkr.hw.init = &(struct clk_init_data){
 226                 .name = "disp_cc_mdss_dp_pixel_clk_src",
 227                 .parent_data = disp_cc_parent_data_1,
 228                 .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
 229                 .ops = &clk_dp_ops,
 230         },
 231 };
 232
 233 static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = {
 234         .cmd_rcgr = 0x2148,
 235         .mnd_width = 0,
 236         .hid_width = 5,
 237         .parent_map = disp_cc_parent_map_2,
 238         .freq_tbl = ftbl_disp_cc_mdss_dp_aux_clk_src,
 239         .clkr.hw.init = &(struct clk_init_data){
 240                 .name = "disp_cc_mdss_esc0_clk_src",
 241                 .parent_data = disp_cc_parent_data_2,
 242                 .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
 243                 .ops = &clk_rcg2_ops,
 244         },
 245 };
 246
 247 static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src[] = {
 248         F(19200000, P_BI_TCXO, 1, 0, 0),
 249         F(200000000, P_GPLL0_OUT_MAIN, 3, 0, 0),
 250         F(300000000, P_GPLL0_OUT_MAIN, 2, 0, 0),
 251         F(345000000, P_DISP_CC_PLL0_OUT_MAIN, 4, 0, 0),
 252         F(460000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
 253         { }
 254 };
 255
 256 static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = {
 257         .cmd_rcgr = 0x20c8,
 258         .mnd_width = 0,
 259         .hid_width = 5,
 260         .parent_map = disp_cc_parent_map_3,
 261         .freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src,
 262         .clkr.hw.init = &(struct clk_init_data){
 263                 .name = "disp_cc_mdss_mdp_clk_src",
 264                 .parent_data = disp_cc_parent_data_3,
 265                 .num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
 266                 .ops = &clk_rcg2_shared_ops,
 267         },
 268 };
 269
 270 static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = {
 271         .cmd_rcgr = 0x2098,
 272         .mnd_width = 8,
 273         .hid_width = 5,
 274         .parent_map = disp_cc_parent_map_5,
 275         .clkr.hw.init = &(struct clk_init_data){
 276                 .name = "disp_cc_mdss_pclk0_clk_src",
 277                 .parent_data = disp_cc_parent_data_5,
 278                 .num_parents = ARRAY_SIZE(disp_cc_parent_data_5),
 279                 .flags = CLK_SET_RATE_PARENT,
 280                 .ops = &clk_pixel_ops,
 281         },
 282 };
 283
 284 static struct clk_rcg2 disp_cc_mdss_rot_clk_src = {
 285         .cmd_rcgr = 0x20e0,
 286         .mnd_width = 0,
 287         .hid_width = 5,
 288         .parent_map = disp_cc_parent_map_3,
 289         .freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src,
 290         .clkr.hw.init = &(struct clk_init_data){
 291                 .name = "disp_cc_mdss_rot_clk_src",
 292                 .parent_data = disp_cc_parent_data_3,
 293                 .num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
 294                 .ops = &clk_rcg2_shared_ops,
 295         },
 296 };
 297
 298 static struct clk_rcg2 disp_cc_mdss_vsync_clk_src = {
 299         .cmd_rcgr = 0x20f8,
 300         .mnd_width = 0,
 301         .hid_width = 5,
 302         .parent_map = disp_cc_parent_map_0,
 303         .freq_tbl = ftbl_disp_cc_mdss_dp_aux_clk_src,
 304         .clkr.hw.init = &(struct clk_init_data){
 305                 .name = "disp_cc_mdss_vsync_clk_src",
 306                 .parent_data = disp_cc_parent_data_0,
 307                 .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
 308                 .ops = &clk_rcg2_shared_ops,
 309         },
 310 };
 311
 312 static struct clk_branch disp_cc_mdss_ahb_clk = {
 313         .halt_reg = 0x2080,
 314         .halt_check = BRANCH_HALT,
 315         .clkr = {
 316                 .enable_reg = 0x2080,
 317                 .enable_mask = BIT(0),
 318                 .hw.init = &(struct clk_init_data){
 319                         .name = "disp_cc_mdss_ahb_clk",
 320                         .parent_hws = (const struct clk_hw*[]){
 321                                 &disp_cc_mdss_ahb_clk_src.clkr.hw,
 322                         },
 323                         .num_parents = 1,
 324                         .flags = CLK_SET_RATE_PARENT,
 325                         .ops = &clk_branch2_ops,
 326                 },
 327         },
 328 };
 329
 330 static struct clk_branch disp_cc_mdss_byte0_clk = {
 331         .halt_reg = 0x2028,
 332         .halt_check = BRANCH_HALT,
 333         .clkr = {
 334                 .enable_reg = 0x2028,
 335                 .enable_mask = BIT(0),
 336                 .hw.init = &(struct clk_init_data){
 337                         .name = "disp_cc_mdss_byte0_clk",
 338                         .parent_hws = (const struct clk_hw*[]){
 339                                 &disp_cc_mdss_byte0_clk_src.clkr.hw,
 340                         },
 341                         .num_parents = 1,
 342                         .flags = CLK_SET_RATE_PARENT,
 343                         .ops = &clk_branch2_ops,
 344                 },
 345         },
 346 };
 347
 348 static struct clk_regmap_div disp_cc_mdss_byte0_div_clk_src = {
 349         .reg = 0x2128,
 350         .shift = 0,
 351         .width = 2,
 352         .clkr.hw.init = &(struct clk_init_data) {
 353                 .name = "disp_cc_mdss_byte0_div_clk_src",
 354                 .parent_data = &(const struct clk_parent_data){
 355                         .hw = &disp_cc_mdss_byte0_clk_src.clkr.hw
 356                 },
 357                 .num_parents = 1,
 358                 .ops = &clk_regmap_div_ops,
 359         },
 360 };
 361
 362 static struct clk_regmap_div disp_cc_mdss_dp_link_div_clk_src = {
 363         .reg = 0x2190,
 364         .shift = 0,
 365         .width = 2,
 366         .clkr.hw.init = &(struct clk_init_data) {
 367                 .name = "disp_cc_mdss_dp_link_div_clk_src",
 368                 .parent_data = &(const struct clk_parent_data){
 369                         .hw = &disp_cc_mdss_dp_link_clk_src.clkr.hw
 370                 },
 371                 .num_parents = 1,
 372                 .ops = &clk_regmap_div_ops,
 373         },
 374 };
 375
 376 static struct clk_branch disp_cc_mdss_byte0_intf_clk = {
 377         .halt_reg = 0x202c,
 378         .halt_check = BRANCH_HALT,
 379         .clkr = {
 380                 .enable_reg = 0x202c,
 381                 .enable_mask = BIT(0),
 382                 .hw.init = &(struct clk_init_data){
 383                         .name = "disp_cc_mdss_byte0_intf_clk",
 384                         .parent_hws = (const struct clk_hw*[]){
 385                                 &disp_cc_mdss_byte0_div_clk_src.clkr.hw,
 386                         },
 387                         .num_parents = 1,
 388                         .flags = CLK_SET_RATE_PARENT,
 389                         .ops = &clk_branch2_ops,
 390                 },
 391         },
 392 };
 393
 394 static struct clk_branch disp_cc_mdss_dp_aux_clk = {
 395         .halt_reg = 0x2054,
 396         .halt_check = BRANCH_HALT,
 397         .clkr = {
 398                 .enable_reg = 0x2054,
 399                 .enable_mask = BIT(0),
 400                 .hw.init = &(struct clk_init_data){
 401                         .name = "disp_cc_mdss_dp_aux_clk",
 402                         .parent_hws = (const struct clk_hw*[]){
 403                                 &disp_cc_mdss_dp_aux_clk_src.clkr.hw,
 404                         },
 405                         .num_parents = 1,
 406                         .flags = CLK_SET_RATE_PARENT,
 407                         .ops = &clk_branch2_ops,
 408                 },
 409         },
 410 };
 411
 412 static struct clk_branch disp_cc_mdss_dp_crypto_clk = {
 413         .halt_reg = 0x2048,
 414         .halt_check = BRANCH_HALT,
 415         .clkr = {
 416                 .enable_reg = 0x2048,
 417                 .enable_mask = BIT(0),
 418                 .hw.init = &(struct clk_init_data){
 419                         .name = "disp_cc_mdss_dp_crypto_clk",
 420                         .parent_hws = (const struct clk_hw*[]){
 421                                 &disp_cc_mdss_dp_crypto_clk_src.clkr.hw,
 422                         },
 423                         .num_parents = 1,
 424                         .flags = CLK_SET_RATE_PARENT,
 425                         .ops = &clk_branch2_ops,
 426                 },
 427         },
 428 };
 429
 430 static struct clk_branch disp_cc_mdss_dp_link_clk = {
 431         .halt_reg = 0x2040,
 432         .halt_check = BRANCH_HALT,
 433         .clkr = {
 434                 .enable_reg = 0x2040,
 435                 .enable_mask = BIT(0),
 436                 .hw.init = &(struct clk_init_data){
 437                         .name = "disp_cc_mdss_dp_link_clk",
 438                         .parent_hws = (const struct clk_hw*[]){
 439                                 &disp_cc_mdss_dp_link_clk_src.clkr.hw,
 440                         },
 441                         .num_parents = 1,
 442                         .flags = CLK_SET_RATE_PARENT,
 443                         .ops = &clk_branch2_ops,
 444                 },
 445         },
 446 };
 447
 448 static struct clk_branch disp_cc_mdss_dp_link_intf_clk = {
 449         .halt_reg = 0x2044,
 450         .halt_check = BRANCH_HALT,
 451         .clkr = {
 452                 .enable_reg = 0x2044,
 453                 .enable_mask = BIT(0),
 454                 .hw.init = &(struct clk_init_data){
 455                         .name = "disp_cc_mdss_dp_link_intf_clk",
 456                         .parent_hws = (const struct clk_hw*[]){
 457                                 &disp_cc_mdss_dp_link_div_clk_src.clkr.hw,
 458                         },
 459                         .num_parents = 1,
 460                         .ops = &clk_branch2_ops,
 461                 },
 462         },
 463 };
 464
 465 static struct clk_branch disp_cc_mdss_dp_pixel_clk = {
 466         .halt_reg = 0x204c,
 467         .halt_check = BRANCH_HALT,
 468         .clkr = {
 469                 .enable_reg = 0x204c,
 470                 .enable_mask = BIT(0),
 471                 .hw.init = &(struct clk_init_data){
 472                         .name = "disp_cc_mdss_dp_pixel_clk",
 473                         .parent_hws = (const struct clk_hw*[]){
 474                                 &disp_cc_mdss_dp_pixel_clk_src.clkr.hw,
 475                         },
 476                         .num_parents = 1,
 477                         .flags = CLK_SET_RATE_PARENT,
 478                         .ops = &clk_branch2_ops,
 479                 },
 480         },
 481 };
 482
 483 static struct clk_branch disp_cc_mdss_esc0_clk = {
 484         .halt_reg = 0x2038,
 485         .halt_check = BRANCH_HALT,
 486         .clkr = {
 487                 .enable_reg = 0x2038,
 488                 .enable_mask = BIT(0),
 489                 .hw.init = &(struct clk_init_data){
 490                         .name = "disp_cc_mdss_esc0_clk",
 491                         .parent_hws = (const struct clk_hw*[]){
 492                                 &disp_cc_mdss_esc0_clk_src.clkr.hw,
 493                         },
 494                         .num_parents = 1,
 495                         .flags = CLK_SET_RATE_PARENT,
 496                         .ops = &clk_branch2_ops,
 497                 },
 498         },
 499 };
 500
 501 static struct clk_branch disp_cc_mdss_mdp_clk = {
 502         .halt_reg = 0x200c,
 503         .halt_check = BRANCH_HALT,
 504         .clkr = {
 505                 .enable_reg = 0x200c,
 506                 .enable_mask = BIT(0),
 507                 .hw.init = &(struct clk_init_data){
 508                         .name = "disp_cc_mdss_mdp_clk",
 509                         .parent_hws = (const struct clk_hw*[]){
 510                                 &disp_cc_mdss_mdp_clk_src.clkr.hw,
 511                         },
 512                         .num_parents = 1,
 513                         .flags = CLK_SET_RATE_PARENT,
 514                         .ops = &clk_branch2_ops,
 515                 },
 516         },
 517 };
 518
 519 static struct clk_branch disp_cc_mdss_mdp_lut_clk = {
 520         .halt_reg = 0x201c,
 521         .halt_check = BRANCH_VOTED,
 522         .clkr = {
 523                 .enable_reg = 0x201c,
 524                 .enable_mask = BIT(0),
 525                 .hw.init = &(struct clk_init_data){
 526                         .name = "disp_cc_mdss_mdp_lut_clk",
 527                         .parent_hws = (const struct clk_hw*[]){
 528                                 &disp_cc_mdss_mdp_clk_src.clkr.hw,
 529                         },
 530                         .num_parents = 1,
 531                         .ops = &clk_branch2_ops,
 532                 },
 533         },
 534 };
 535
 536 static struct clk_branch disp_cc_mdss_non_gdsc_ahb_clk = {
 537         .halt_reg = 0x4004,
 538         .halt_check = BRANCH_VOTED,
 539         .clkr = {
 540                 .enable_reg = 0x4004,
 541                 .enable_mask = BIT(0),
 542                 .hw.init = &(struct clk_init_data){
 543                         .name = "disp_cc_mdss_non_gdsc_ahb_clk",
 544                         .parent_hws = (const struct clk_hw*[]){
 545                                 &disp_cc_mdss_ahb_clk_src.clkr.hw,
 546                         },
 547                         .num_parents = 1,
 548                         .flags = CLK_SET_RATE_PARENT,
 549                         .ops = &clk_branch2_ops,
 550                 },
 551         },
 552 };
 553
 554 static struct clk_branch disp_cc_mdss_pclk0_clk = {
 555         .halt_reg = 0x2004,
 556         .halt_check = BRANCH_HALT,
 557         .clkr = {
 558                 .enable_reg = 0x2004,
 559                 .enable_mask = BIT(0),
 560                 .hw.init = &(struct clk_init_data){
 561                         .name = "disp_cc_mdss_pclk0_clk",
 562                         .parent_hws = (const struct clk_hw*[]){
 563                                 &disp_cc_mdss_pclk0_clk_src.clkr.hw,
 564                         },
 565                         .num_parents = 1,
 566                         .flags = CLK_SET_RATE_PARENT,
 567                         .ops = &clk_branch2_ops,
 568                 },
 569         },
 570 };
 571
 572 static struct clk_branch disp_cc_mdss_rot_clk = {
 573         .halt_reg = 0x2014,
 574         .halt_check = BRANCH_HALT,
 575         .clkr = {
 576                 .enable_reg = 0x2014,
 577                 .enable_mask = BIT(0),
 578                 .hw.init = &(struct clk_init_data){
 579                         .name = "disp_cc_mdss_rot_clk",
 580                         .parent_hws = (const struct clk_hw*[]){
 581                                 &disp_cc_mdss_rot_clk_src.clkr.hw,
 582                         },
 583                         .num_parents = 1,
 584                         .flags = CLK_SET_RATE_PARENT,
 585                         .ops = &clk_branch2_ops,
 586                 },
 587         },
 588 };
 589
 590 static struct clk_branch disp_cc_mdss_rscc_vsync_clk = {
 591         .halt_reg = 0x4008,
 592         .halt_check = BRANCH_HALT,
 593         .clkr = {
 594                 .enable_reg = 0x4008,
 595                 .enable_mask = BIT(0),
 596                 .hw.init = &(struct clk_init_data){
 597                         .name = "disp_cc_mdss_rscc_vsync_clk",
 598                         .parent_hws = (const struct clk_hw*[]){
 599                                 &disp_cc_mdss_vsync_clk_src.clkr.hw,
 600                         },
 601                         .num_parents = 1,
 602                         .flags = CLK_SET_RATE_PARENT,
 603                         .ops = &clk_branch2_ops,
 604                 },
 605         },
 606 };
 607
 608 static struct clk_branch disp_cc_mdss_vsync_clk = {
 609         .halt_reg = 0x2024,
 610         .halt_check = BRANCH_HALT,
 611         .clkr = {
 612                 .enable_reg = 0x2024,
 613                 .enable_mask = BIT(0),
 614                 .hw.init = &(struct clk_init_data){
 615                         .name = "disp_cc_mdss_vsync_clk",
 616                         .parent_hws = (const struct clk_hw*[]){
 617                                 &disp_cc_mdss_vsync_clk_src.clkr.hw,
 618                         },
 619                         .num_parents = 1,
 620                         .flags = CLK_SET_RATE_PARENT,
 621                         .ops = &clk_branch2_ops,
 622                 },
 623         },
 624 };
 625
 626 static struct gdsc mdss_gdsc = {
 627         .gdscr = 0x3000,
 628         .pd = {
 629                 .name = "mdss_gdsc",
 630         },
 631         .pwrsts = PWRSTS_OFF_ON,
 632         .flags = HW_CTRL,
 633 };
 634
 635 static struct gdsc *disp_cc_sc7180_gdscs[] = {
 636         [MDSS_GDSC] = &mdss_gdsc,
 637 };
 638
 639 static struct clk_regmap *disp_cc_sc7180_clocks[] = {
 640         [DISP_CC_MDSS_AHB_CLK] = &disp_cc_mdss_ahb_clk.clkr,
 641         [DISP_CC_MDSS_AHB_CLK_SRC] = &disp_cc_mdss_ahb_clk_src.clkr,
 642         [DISP_CC_MDSS_BYTE0_CLK] = &disp_cc_mdss_byte0_clk.clkr,
 643         [DISP_CC_MDSS_BYTE0_CLK_SRC] = &disp_cc_mdss_byte0_clk_src.clkr,
 644         [DISP_CC_MDSS_BYTE0_DIV_CLK_SRC] = &disp_cc_mdss_byte0_div_clk_src.clkr,
 645         [DISP_CC_MDSS_BYTE0_INTF_CLK] = &disp_cc_mdss_byte0_intf_clk.clkr,
 646         [DISP_CC_MDSS_DP_AUX_CLK] = &disp_cc_mdss_dp_aux_clk.clkr,
 647         [DISP_CC_MDSS_DP_AUX_CLK_SRC] = &disp_cc_mdss_dp_aux_clk_src.clkr,
 648         [DISP_CC_MDSS_DP_CRYPTO_CLK] = &disp_cc_mdss_dp_crypto_clk.clkr,
 649         [DISP_CC_MDSS_DP_CRYPTO_CLK_SRC] = &disp_cc_mdss_dp_crypto_clk_src.clkr,
 650         [DISP_CC_MDSS_DP_LINK_CLK] = &disp_cc_mdss_dp_link_clk.clkr,
 651         [DISP_CC_MDSS_DP_LINK_CLK_SRC] = &disp_cc_mdss_dp_link_clk_src.clkr,
 652         [DISP_CC_MDSS_DP_LINK_DIV_CLK_SRC] =
 653                                 &disp_cc_mdss_dp_link_div_clk_src.clkr,
 654         [DISP_CC_MDSS_DP_LINK_INTF_CLK] = &disp_cc_mdss_dp_link_intf_clk.clkr,
 655         [DISP_CC_MDSS_DP_PIXEL_CLK] = &disp_cc_mdss_dp_pixel_clk.clkr,
 656         [DISP_CC_MDSS_DP_PIXEL_CLK_SRC] = &disp_cc_mdss_dp_pixel_clk_src.clkr,
 657         [DISP_CC_MDSS_ESC0_CLK] = &disp_cc_mdss_esc0_clk.clkr,
 658         [DISP_CC_MDSS_ESC0_CLK_SRC] = &disp_cc_mdss_esc0_clk_src.clkr,
 659         [DISP_CC_MDSS_MDP_CLK] = &disp_cc_mdss_mdp_clk.clkr,
 660         [DISP_CC_MDSS_MDP_CLK_SRC] = &disp_cc_mdss_mdp_clk_src.clkr,
 661         [DISP_CC_MDSS_MDP_LUT_CLK] = &disp_cc_mdss_mdp_lut_clk.clkr,
 662         [DISP_CC_MDSS_NON_GDSC_AHB_CLK] = &disp_cc_mdss_non_gdsc_ahb_clk.clkr,
 663         [DISP_CC_MDSS_PCLK0_CLK] = &disp_cc_mdss_pclk0_clk.clkr,
 664         [DISP_CC_MDSS_PCLK0_CLK_SRC] = &disp_cc_mdss_pclk0_clk_src.clkr,
 665         [DISP_CC_MDSS_ROT_CLK] = &disp_cc_mdss_rot_clk.clkr,
 666         [DISP_CC_MDSS_ROT_CLK_SRC] = &disp_cc_mdss_rot_clk_src.clkr,
 667         [DISP_CC_MDSS_RSCC_VSYNC_CLK] = &disp_cc_mdss_rscc_vsync_clk.clkr,
 668         [DISP_CC_MDSS_VSYNC_CLK] = &disp_cc_mdss_vsync_clk.clkr,
 669         [DISP_CC_MDSS_VSYNC_CLK_SRC] = &disp_cc_mdss_vsync_clk_src.clkr,
 670         [DISP_CC_PLL0] = &disp_cc_pll0.clkr,
 671         [DISP_CC_PLL0_OUT_EVEN] = &disp_cc_pll0_out_even.clkr,
 672 };
 673
 674 static const struct regmap_config disp_cc_sc7180_regmap_config = {
 675         .reg_bits = 32,
 676         .reg_stride = 4,
 677         .val_bits = 32,
 678         .max_register = 0x10000,
 679         .fast_io = true,
 680 };
 681
 682 static const struct qcom_cc_desc disp_cc_sc7180_desc = {
 683         .config = &disp_cc_sc7180_regmap_config,
 684         .clks = disp_cc_sc7180_clocks,
 685         .num_clks = ARRAY_SIZE(disp_cc_sc7180_clocks),
 686         .gdscs = disp_cc_sc7180_gdscs,
 687         .num_gdscs = ARRAY_SIZE(disp_cc_sc7180_gdscs),
 688 };
 689
 690 static const struct of_device_id disp_cc_sc7180_match_table[] = {
 691         { .compatible = "qcom,sc7180-dispcc" },
 692         { }
 693 };
 694 MODULE_DEVICE_TABLE(of, disp_cc_sc7180_match_table);
 695
 696 static int disp_cc_sc7180_probe(struct platform_device *pdev)
 697 {
 698         struct regmap *regmap;
 699         struct alpha_pll_config disp_cc_pll_config = {};
 700
 701         regmap = qcom_cc_map(pdev, &disp_cc_sc7180_desc);
 702         if (IS_ERR(regmap))
 703                 return PTR_ERR(regmap);
 704
 705         /* 1380MHz configuration */
 706         disp_cc_pll_config.l = 0x47;
 707         disp_cc_pll_config.alpha = 0xe000;
 708         disp_cc_pll_config.user_ctl_val = 0x00000001;
 709         disp_cc_pll_config.user_ctl_hi_val = 0x00004805;
 710
 711         clk_fabia_pll_configure(&disp_cc_pll0, regmap, &disp_cc_pll_config);
 712
 713         return qcom_cc_really_probe(pdev, &disp_cc_sc7180_desc, regmap);
 714 }
 715
 716 static struct platform_driver disp_cc_sc7180_driver = {
 717         .probe = disp_cc_sc7180_probe,
 718         .driver = {
 719                 .name = "sc7180-dispcc",
 720                 .of_match_table = disp_cc_sc7180_match_table,
 721         },
 722 };
 723
 724 static int __init disp_cc_sc7180_init(void)
 725 {
 726         return platform_driver_register(&disp_cc_sc7180_driver);
 727 }
 728 subsys_initcall(disp_cc_sc7180_init);
 729
 730 static void __exit disp_cc_sc7180_exit(void)
 731 {
 732         platform_driver_unregister(&disp_cc_sc7180_driver);
 733 }
 734 module_exit(disp_cc_sc7180_exit);
 735
 736 MODULE_DESCRIPTION("QTI DISP_CC SC7180 Driver");
 737 MODULE_LICENSE("GPL v2");