drivers/clk/sunxi-ng/ccu-sun50i-a100.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (c) 2020 Yangtao Li <frank@allwinnertech.com>
   4  */
   5
   6 #include <linux/clk-provider.h>
   7 #include <linux/io.h>
   8 #include <linux/module.h>
   9 #include <linux/of_address.h>
  10 #include <linux/platform_device.h>
  11
  12 #include "ccu_common.h"
  13 #include "ccu_reset.h"
  14
  15 #include "ccu_div.h"
  16 #include "ccu_gate.h"
  17 #include "ccu_mp.h"
  18 #include "ccu_mult.h"
  19 #include "ccu_nk.h"
  20 #include "ccu_nkm.h"
  21 #include "ccu_nkmp.h"
  22 #include "ccu_nm.h"
  23
  24 #include "ccu-sun50i-a100.h"
  25
  26 #define SUN50I_A100_PLL_SDM_ENABLE              BIT(24)
  27 #define SUN50I_A100_PLL_OUTPUT_ENABLE           BIT(27)
  28 #define SUN50I_A100_PLL_LOCK                    BIT(28)
  29 #define SUN50I_A100_PLL_LOCK_ENABLE             BIT(29)
  30 #define SUN50I_A100_PLL_ENABLE                  BIT(31)
  31
  32 #define SUN50I_A100_PLL_PERIPH1_PATTERN0        0xd1303333
  33
  34 /*
  35  * The CPU PLL is actually NP clock, with P being /1, /2 or /4. However
  36  * P should only be used for output frequencies lower than 288 MHz.
  37  *
  38  * For now we can just model it as a multiplier clock, and force P to /1.
  39  *
  40  * The M factor is present in the register's description, but not in the
  41  * frequency formula, and it's documented as "M is only used for backdoor
  42  * testing", so it's not modelled and then force to 0.
  43  */
  44 #define SUN50I_A100_PLL_CPUX_REG                0x000
  45 static struct ccu_mult pll_cpux_clk = {
  46         .enable         = SUN50I_A100_PLL_OUTPUT_ENABLE,
  47         .lock           = SUN50I_A100_PLL_LOCK,
  48         .mult           = _SUNXI_CCU_MULT_MIN(8, 8, 12),
  49         .common         = {
  50                 .reg            = 0x000,
  51                 .hw.init        = CLK_HW_INIT("pll-cpux", "dcxo24M",
  52                                               &ccu_mult_ops,
  53                                               CLK_SET_RATE_UNGATE),
  54         },
  55 };
  56
  57 /* Some PLLs are input * N / div1 / P. Model them as NKMP with no K */
  58 #define SUN50I_A100_PLL_DDR0_REG                0x010
  59 static struct ccu_nkmp pll_ddr0_clk = {
  60         .enable         = SUN50I_A100_PLL_OUTPUT_ENABLE,
  61         .lock           = SUN50I_A100_PLL_LOCK,
  62         .n              = _SUNXI_CCU_MULT_MIN(8, 8, 12),
  63         .m              = _SUNXI_CCU_DIV(1, 1), /* input divider */
  64         .p              = _SUNXI_CCU_DIV(0, 1), /* output divider */
  65         .common         = {
  66                 .reg            = 0x010,
  67                 .hw.init        = CLK_HW_INIT("pll-ddr0", "dcxo24M",
  68                                               &ccu_nkmp_ops,
  69                                               CLK_SET_RATE_UNGATE |
  70                                               CLK_IS_CRITICAL),
  71         },
  72 };
  73
  74 #define SUN50I_A100_PLL_PERIPH0_REG     0x020
  75 static struct ccu_nkmp pll_periph0_clk = {
  76         .enable         = SUN50I_A100_PLL_OUTPUT_ENABLE,
  77         .lock           = SUN50I_A100_PLL_LOCK,
  78         .n              = _SUNXI_CCU_MULT_MIN(8, 8, 12),
  79         .m              = _SUNXI_CCU_DIV(1, 1), /* input divider */
  80         .p              = _SUNXI_CCU_DIV(0, 1), /* output divider */
  81         .fixed_post_div = 2,
  82         .common         = {
  83                 .reg            = 0x020,
  84                 .features       = CCU_FEATURE_FIXED_POSTDIV,
  85                 .hw.init        = CLK_HW_INIT("pll-periph0", "dcxo24M",
  86                                               &ccu_nkmp_ops,
  87                                               CLK_SET_RATE_UNGATE),
  88         },
  89 };
  90
  91 #define SUN50I_A100_PLL_PERIPH1_REG     0x028
  92 static struct ccu_nkmp pll_periph1_clk = {
  93         .enable         = SUN50I_A100_PLL_OUTPUT_ENABLE,
  94         .lock           = SUN50I_A100_PLL_LOCK,
  95         .n              = _SUNXI_CCU_MULT_MIN(8, 8, 12),
  96         .m              = _SUNXI_CCU_DIV(1, 1), /* input divider */
  97         .p              = _SUNXI_CCU_DIV(0, 1), /* output divider */
  98         .fixed_post_div = 2,
  99         .common         = {
 100                 .reg            = 0x028,
 101                 .features       = CCU_FEATURE_FIXED_POSTDIV,
 102                 .hw.init        = CLK_HW_INIT("pll-periph1", "dcxo24M",
 103                                               &ccu_nkmp_ops,
 104                                               CLK_SET_RATE_UNGATE),
 105         },
 106 };
 107 #define SUN50I_A100_PLL_PERIPH1_PATTERN0_REG    0x128
 108
 109 #define SUN50I_A100_PLL_GPU_REG         0x030
 110 static struct ccu_nkmp pll_gpu_clk = {
 111         .enable         = SUN50I_A100_PLL_OUTPUT_ENABLE,
 112         .lock           = SUN50I_A100_PLL_LOCK,
 113         .n              = _SUNXI_CCU_MULT_MIN(8, 8, 12),
 114         .m              = _SUNXI_CCU_DIV(1, 1), /* input divider */
 115         .p              = _SUNXI_CCU_DIV(0, 1), /* output divider */
 116         .common         = {
 117                 .reg            = 0x030,
 118                 .hw.init        = CLK_HW_INIT("pll-gpu", "dcxo24M",
 119                                               &ccu_nkmp_ops,
 120                                               CLK_SET_RATE_UNGATE),
 121         },
 122 };
 123
 124 /*
 125  * For Video PLLs, the output divider is described as "used for testing"
 126  * in the user manual. So it's not modelled and forced to 0.
 127  */
 128 #define SUN50I_A100_PLL_VIDEO0_REG      0x040
 129 static struct ccu_nm pll_video0_clk = {
 130         .enable         = SUN50I_A100_PLL_OUTPUT_ENABLE,
 131         .lock           = SUN50I_A100_PLL_LOCK,
 132         .n              = _SUNXI_CCU_MULT_MIN(8, 8, 12),
 133         .m              = _SUNXI_CCU_DIV(1, 1), /* input divider */
 134         .fixed_post_div = 4,
 135         .common         = {
 136                 .reg            = 0x040,
 137                 .features       = CCU_FEATURE_FIXED_POSTDIV,
 138                 .hw.init        = CLK_HW_INIT("pll-video0", "dcxo24M",
 139                                               &ccu_nm_ops,
 140                                               CLK_SET_RATE_UNGATE),
 141         },
 142 };
 143
 144 #define SUN50I_A100_PLL_VIDEO1_REG      0x048
 145 static struct ccu_nm pll_video1_clk = {
 146         .enable         = SUN50I_A100_PLL_OUTPUT_ENABLE,
 147         .lock           = SUN50I_A100_PLL_LOCK,
 148         .n              = _SUNXI_CCU_MULT_MIN(8, 8, 12),
 149         .m              = _SUNXI_CCU_DIV(1, 1), /* input divider */
 150         .fixed_post_div = 4,
 151         .common         = {
 152                 .reg            = 0x048,
 153                 .features       = CCU_FEATURE_FIXED_POSTDIV,
 154                 .hw.init        = CLK_HW_INIT("pll-video1", "dcxo24M",
 155                                               &ccu_nm_ops,
 156                                               CLK_SET_RATE_UNGATE),
 157         },
 158 };
 159
 160 #define SUN50I_A100_PLL_VIDEO2_REG      0x050
 161 static struct ccu_nm pll_video2_clk = {
 162         .enable         = SUN50I_A100_PLL_OUTPUT_ENABLE,
 163         .lock           = SUN50I_A100_PLL_LOCK,
 164         .n              = _SUNXI_CCU_MULT_MIN(8, 8, 12),
 165         .m              = _SUNXI_CCU_DIV(1, 1), /* input divider */
 166         .fixed_post_div = 4,
 167         .common         = {
 168                 .reg            = 0x050,
 169                 .features       = CCU_FEATURE_FIXED_POSTDIV,
 170                 .hw.init        = CLK_HW_INIT("pll-video2", "dcxo24M",
 171                                               &ccu_nm_ops,
 172                                               CLK_SET_RATE_UNGATE),
 173         },
 174 };
 175
 176 #define SUN50I_A100_PLL_VE_REG          0x058
 177 static struct ccu_nkmp pll_ve_clk = {
 178         .enable         = SUN50I_A100_PLL_OUTPUT_ENABLE,
 179         .lock           = SUN50I_A100_PLL_LOCK,
 180         .n              = _SUNXI_CCU_MULT_MIN(8, 8, 12),
 181         .m              = _SUNXI_CCU_DIV(1, 1), /* input divider */
 182         .p              = _SUNXI_CCU_DIV(0, 1), /* output divider */
 183         .common         = {
 184                 .reg            = 0x058,
 185                 .hw.init        = CLK_HW_INIT("pll-ve", "dcxo24M",
 186                                               &ccu_nkmp_ops,
 187                                               CLK_SET_RATE_UNGATE),
 188         },
 189 };
 190
 191 /*
 192  * The COM PLL has m0 dividers in addition to the usual N, M
 193  * factors. Since we only need 1 frequencies from this PLL: 45.1584 MHz,
 194  * ignore it for now.
 195  */
 196 #define SUN50I_A100_PLL_COM_REG         0x060
 197 static struct ccu_sdm_setting pll_com_sdm_table[] = {
 198         { .rate = 451584000, .pattern = 0xc0014396, .m = 2, .n = 37 },
 199 };
 200
 201 static struct ccu_nm pll_com_clk = {
 202         .enable         = SUN50I_A100_PLL_OUTPUT_ENABLE,
 203         .lock           = SUN50I_A100_PLL_LOCK,
 204         .n              = _SUNXI_CCU_MULT_MIN(8, 8, 12),
 205         .m              = _SUNXI_CCU_DIV(0, 1),
 206         .sdm            = _SUNXI_CCU_SDM(pll_com_sdm_table, BIT(24),
 207                                          0x160, BIT(31)),
 208         .common         = {
 209                 .reg            = 0x060,
 210                 .features       = CCU_FEATURE_SIGMA_DELTA_MOD,
 211                 .hw.init        = CLK_HW_INIT("pll-com", "dcxo24M",
 212                                               &ccu_nm_ops,
 213                                               CLK_SET_RATE_UNGATE),
 214         },
 215 };
 216
 217 #define SUN50I_A100_PLL_VIDEO3_REG      0x068
 218 static struct ccu_nm pll_video3_clk = {
 219         .enable         = SUN50I_A100_PLL_OUTPUT_ENABLE,
 220         .lock           = SUN50I_A100_PLL_LOCK,
 221         .n              = _SUNXI_CCU_MULT_MIN(8, 8, 12),
 222         .m              = _SUNXI_CCU_DIV(1, 1), /* input divider */
 223         .fixed_post_div = 4,
 224         .common         = {
 225                 .reg            = 0x068,
 226                 .features       = CCU_FEATURE_FIXED_POSTDIV,
 227                 .hw.init        = CLK_HW_INIT("pll-video3", "dcxo24M",
 228                                               &ccu_nm_ops,
 229                                               CLK_SET_RATE_UNGATE),
 230         },
 231 };
 232
 233 /*
 234  * The Audio PLL has m0, m1 dividers in addition to the usual N, M
 235  * factors. Since we only need 4 frequencies from this PLL: 22.5792 MHz,
 236  * 24.576 MHz, 90.3168MHz and 98.304MHz ignore them for now.
 237  * Enforce the default for them, which is m0 = 1, m1 = 0.
 238  */
 239 #define SUN50I_A100_PLL_AUDIO_REG               0x078
 240 static struct ccu_sdm_setting pll_audio_sdm_table[] = {
 241         { .rate = 45158400, .pattern = 0xc001bcd3, .m = 18, .n = 33 },
 242         { .rate = 49152000, .pattern = 0xc001eb85, .m = 20, .n = 40 },
 243         { .rate = 180633600, .pattern = 0xc001288d, .m = 3, .n = 22 },
 244         { .rate = 196608000, .pattern = 0xc001eb85, .m = 5, .n = 40 },
 245 };
 246
 247 static struct ccu_nm pll_audio_clk = {
 248         .enable         = SUN50I_A100_PLL_OUTPUT_ENABLE,
 249         .lock           = SUN50I_A100_PLL_LOCK,
 250         .n              = _SUNXI_CCU_MULT_MIN(8, 8, 12),
 251         .m              = _SUNXI_CCU_DIV(16, 6),
 252         .fixed_post_div = 2,
 253         .sdm            = _SUNXI_CCU_SDM(pll_audio_sdm_table, BIT(24),
 254                                          0x178, BIT(31)),
 255         .common         = {
 256                 .reg            = 0x078,
 257                 .features       = CCU_FEATURE_FIXED_POSTDIV |
 258                                   CCU_FEATURE_SIGMA_DELTA_MOD,
 259                 .hw.init        = CLK_HW_INIT("pll-audio", "dcxo24M",
 260                                               &ccu_nm_ops,
 261                                               CLK_SET_RATE_UNGATE),
 262         },
 263 };
 264
 265 static const char * const cpux_parents[] = { "dcxo24M", "osc32k",
 266                                              "iosc", "pll-cpux",
 267                                               "pll-periph0" };
 268 static SUNXI_CCU_MUX(cpux_clk, "cpux", cpux_parents,
 269                      0x500, 24, 3, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL);
 270 static SUNXI_CCU_M(axi_clk, "axi", "cpux", 0x500, 0, 2, 0);
 271 static SUNXI_CCU_M(cpux_apb_clk, "cpux-apb", "cpux", 0x500, 8, 2, 0);
 272
 273 static const char * const psi_ahb1_ahb2_parents[] = { "dcxo24M", "osc32k",
 274                                                       "iosc", "pll-periph0",
 275                                                       "pll-periph0-2x" };
 276 static SUNXI_CCU_MP_WITH_MUX(psi_ahb1_ahb2_clk, "psi-ahb1-ahb2",
 277                              psi_ahb1_ahb2_parents, 0x510,
 278                              0, 2,      /* M */
 279                              8, 2,      /* P */
 280                              24, 3,     /* mux */
 281                              0);
 282
 283 static const char * const ahb3_apb1_apb2_parents[] = { "dcxo24M", "osc32k",
 284                                                        "psi-ahb1-ahb2",
 285                                                        "pll-periph0",
 286                                                        "pll-periph0-2x" };
 287 static SUNXI_CCU_MP_WITH_MUX(ahb3_clk, "ahb3", ahb3_apb1_apb2_parents, 0x51c,
 288                              0, 2,      /* M */
 289                              8, 2,      /* P */
 290                              24, 3,     /* mux */
 291                              0);
 292
 293 static SUNXI_CCU_MP_WITH_MUX(apb1_clk, "apb1", ahb3_apb1_apb2_parents, 0x520,
 294                              0, 2,      /* M */
 295                              8, 2,      /* P */
 296                              24, 3,     /* mux */
 297                              0);
 298
 299 static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", ahb3_apb1_apb2_parents, 0x524,
 300                              0, 2,      /* M */
 301                              8, 2,      /* P */
 302                              24, 3,     /* mux */
 303                              0);
 304
 305 static const char * const mbus_parents[] = { "dcxo24M", "pll-ddr0",
 306                                              "pll-periph0",
 307                                              "pll-periph0-2x" };
 308 static SUNXI_CCU_M_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents, 0x540,
 309                                  0, 3,          /* M */
 310                                  24, 2,         /* mux */
 311                                  BIT(31),       /* gate */
 312                                  CLK_IS_CRITICAL);
 313
 314 static const char * const de_parents[] = { "pll-com", "pll-periph0-2x" };
 315 static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de0", de_parents, 0x600,
 316                                  0, 4,          /* M */
 317                                  24, 1,         /* mux */
 318                                  BIT(31),       /* gate */
 319                                  CLK_SET_RATE_PARENT);
 320
 321 static SUNXI_CCU_GATE(bus_de_clk, "bus-de", "psi-ahb1-ahb2",
 322                       0x60c, BIT(0), 0);
 323
 324 static const char * const g2d_parents[] = { "pll-com", "pll-periph0-2x",
 325                                              "pll-video0-2x", "pll-video1-2x",
 326                                              "pll-video2-2x"};
 327 static SUNXI_CCU_M_WITH_MUX_GATE(g2d_clk, "g2d",
 328                                  g2d_parents,
 329                                  0x630,
 330                                  0, 4,          /* M */
 331                                  24, 3,         /* mux */
 332                                  BIT(31),       /* gate */
 333                                  0);
 334
 335 static SUNXI_CCU_GATE(bus_g2d_clk, "bus-g2d", "psi-ahb1-ahb2",
 336                       0x63c, BIT(0), 0);
 337
 338 static const char * const gpu_parents[] = { "pll-gpu" };
 339 static SUNXI_CCU_M_WITH_MUX_GATE(gpu_clk, "gpu", gpu_parents, 0x670,
 340                                        0, 2,    /* M */
 341                                        24, 1,   /* mux */
 342                                        BIT(31), /* gate */
 343                                        0);
 344
 345 static SUNXI_CCU_GATE(bus_gpu_clk, "bus-gpu", "psi-ahb1-ahb2",
 346                       0x67c, BIT(0), 0);
 347
 348 static const char * const ce_parents[] = { "dcxo24M", "pll-periph0-2x" };
 349 static SUNXI_CCU_MP_WITH_MUX_GATE(ce_clk, "ce", ce_parents, 0x680,
 350                                   0, 4,         /* M */
 351                                   8, 2,         /* P */
 352                                   24, 1,        /* mux */
 353                                   BIT(31),      /* gate */
 354                                   0);
 355
 356 static SUNXI_CCU_GATE(bus_ce_clk, "bus-ce", "psi-ahb1-ahb2",
 357                       0x68c, BIT(0), 0);
 358
 359 static const char * const ve_parents[] = { "pll-ve" };
 360 static SUNXI_CCU_M_WITH_MUX_GATE(ve_clk, "ve", ve_parents, 0x690,
 361                                  0, 3,          /* M */
 362                                  24, 1,         /* mux */
 363                                  BIT(31),       /* gate */
 364                                  CLK_SET_RATE_PARENT);
 365
 366 static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "psi-ahb1-ahb2",
 367                       0x69c, BIT(0), 0);
 368
 369 static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "psi-ahb1-ahb2",
 370                       0x70c, BIT(0), 0);
 371
 372 static SUNXI_CCU_GATE(bus_msgbox_clk, "bus-msgbox", "psi-ahb1-ahb2",
 373                       0x71c, BIT(0), 0);
 374
 375 static SUNXI_CCU_GATE(bus_spinlock_clk, "bus-spinlock", "psi-ahb1-ahb2",
 376                       0x72c, BIT(0), 0);
 377
 378 static SUNXI_CCU_GATE(bus_hstimer_clk, "bus-hstimer", "psi-ahb1-ahb2",
 379                       0x73c, BIT(0), 0);
 380
 381 static SUNXI_CCU_GATE(avs_clk, "avs", "dcxo24M", 0x740, BIT(31), 0);
 382
 383 static SUNXI_CCU_GATE(bus_dbg_clk, "bus-dbg", "psi-ahb1-ahb2",
 384                       0x78c, BIT(0), 0);
 385
 386 static SUNXI_CCU_GATE(bus_psi_clk, "bus-psi", "psi-ahb1-ahb2",
 387                       0x79c, BIT(0), 0);
 388
 389 static SUNXI_CCU_GATE(bus_pwm_clk, "bus-pwm", "apb1", 0x7ac, BIT(0), 0);
 390
 391 static SUNXI_CCU_GATE(bus_iommu_clk, "bus-iommu", "apb1", 0x7bc, BIT(0), 0);
 392
 393 static SUNXI_CCU_GATE(mbus_dma_clk, "mbus-dma", "mbus",
 394                       0x804, BIT(0), 0);
 395 static SUNXI_CCU_GATE(mbus_ve_clk, "mbus-ve", "mbus",
 396                       0x804, BIT(1), 0);
 397 static SUNXI_CCU_GATE(mbus_ce_clk, "mbus-ce", "mbus",
 398                       0x804, BIT(2), 0);
 399 static SUNXI_CCU_GATE(mbus_nand_clk, "mbus-nand", "mbus",
 400                       0x804, BIT(5), 0);
 401 static SUNXI_CCU_GATE(mbus_csi_clk, "mbus-csi", "mbus",
 402                       0x804, BIT(8), 0);
 403 static SUNXI_CCU_GATE(mbus_isp_clk, "mbus-isp", "mbus",
 404                       0x804, BIT(9), 0);
 405 static SUNXI_CCU_GATE(mbus_g2d_clk, "mbus-g2d", "mbus",
 406                       0x804, BIT(10), 0);
 407
 408 static SUNXI_CCU_GATE(bus_dram_clk, "bus-dram", "psi-ahb1-ahb2",
 409                       0x80c, BIT(0), CLK_IS_CRITICAL);
 410
 411 static const char * const nand_spi_parents[] = { "dcxo24M",
 412                                                  "pll-periph0",
 413                                                  "pll-periph1",
 414                                                  "pll-periph0-2x",
 415                                                  "pll-periph1-2x" };
 416 static SUNXI_CCU_MP_WITH_MUX_GATE(nand0_clk, "nand0", nand_spi_parents, 0x810,
 417                                   0, 4,         /* M */
 418                                   8, 2,         /* P */
 419                                   24, 3,        /* mux */
 420                                   BIT(31),      /* gate */
 421                                   0);
 422
 423 static SUNXI_CCU_MP_WITH_MUX_GATE(nand1_clk, "nand1", nand_spi_parents, 0x814,
 424                                   0, 4,         /* M */
 425                                   8, 2,         /* P */
 426                                   24, 3,        /* mux */
 427                                   BIT(31),      /* gate */
 428                                   0);
 429
 430 static SUNXI_CCU_GATE(bus_nand_clk, "bus-nand", "ahb3", 0x82c, BIT(0), 0);
 431
 432 static const char * const mmc_parents[] = { "dcxo24M", "pll-periph0-2x",
 433                                             "pll-periph1-2x" };
 434 static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc0_clk, "mmc0", mmc_parents, 0x830,
 435                                           0, 4,         /* M */
 436                                           8, 2,         /* P */
 437                                           24, 2,        /* mux */
 438                                           BIT(31),      /* gate */
 439                                           2,            /* post-div */
 440                                           CLK_SET_RATE_NO_REPARENT);
 441
 442 static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc1_clk, "mmc1", mmc_parents, 0x834,
 443                                           0, 4,         /* M */
 444                                           8, 2,         /* P */
 445                                           24, 2,        /* mux */
 446                                           BIT(31),      /* gate */
 447                                           2,            /* post-div */
 448                                           CLK_SET_RATE_NO_REPARENT);
 449
 450 static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc2_clk, "mmc2", mmc_parents, 0x838,
 451                                           0, 4,         /* M */
 452                                           8, 2,         /* P */
 453                                           24, 2,        /* mux */
 454                                           BIT(31),      /* gate */
 455                                           2,            /* post-div */
 456                                           CLK_SET_RATE_NO_REPARENT);
 457
 458 static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb3", 0x84c, BIT(0), 0);
 459 static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb3", 0x84c, BIT(1), 0);
 460 static SUNXI_CCU_GATE(bus_mmc2_clk, "bus-mmc2", "ahb3", 0x84c, BIT(2), 0);
 461
 462 static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb2", 0x90c, BIT(0), 0);
 463 static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb2", 0x90c, BIT(1), 0);
 464 static SUNXI_CCU_GATE(bus_uart2_clk, "bus-uart2", "apb2", 0x90c, BIT(2), 0);
 465 static SUNXI_CCU_GATE(bus_uart3_clk, "bus-uart3", "apb2", 0x90c, BIT(3), 0);
 466 static SUNXI_CCU_GATE(bus_uart4_clk, "bus-uart4", "apb2", 0x90c, BIT(4), 0);
 467
 468 static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb2", 0x91c, BIT(0), 0);
 469 static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb2", 0x91c, BIT(1), 0);
 470 static SUNXI_CCU_GATE(bus_i2c2_clk, "bus-i2c2", "apb2", 0x91c, BIT(2), 0);
 471 static SUNXI_CCU_GATE(bus_i2c3_clk, "bus-i2c3", "apb2", 0x91c, BIT(3), 0);
 472
 473 static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", nand_spi_parents, 0x940,
 474                                   0, 4,         /* M */
 475                                   8, 2,         /* P */
 476                                   24, 3,        /* mux */
 477                                   BIT(31),      /* gate */
 478                                   0);
 479
 480 static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", nand_spi_parents, 0x944,
 481                                   0, 4,         /* M */
 482                                   8, 2,         /* P */
 483                                   24, 3,        /* mux */
 484                                   BIT(31),      /* gate */
 485                                   0);
 486
 487 static SUNXI_CCU_MP_WITH_MUX_GATE(spi2_clk, "spi2", nand_spi_parents, 0x948,
 488                                   0, 4,         /* M */
 489                                   8, 2,         /* P */
 490                                   24, 3,        /* mux */
 491                                   BIT(31),      /* gate */
 492                                   0);
 493
 494 static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb3", 0x96c, BIT(0), 0);
 495 static SUNXI_CCU_GATE(bus_spi1_clk, "bus-spi1", "ahb3", 0x96c, BIT(1), 0);
 496 static SUNXI_CCU_GATE(bus_spi2_clk, "bus-spi2", "ahb3", 0x96c, BIT(2), 0);
 497
 498 static SUNXI_CCU_GATE(emac_25m_clk, "emac-25m", "ahb3", 0x970,
 499                       BIT(31) | BIT(30), 0);
 500
 501 static SUNXI_CCU_GATE(bus_emac_clk, "bus-emac", "ahb3", 0x97c, BIT(0), 0);
 502
 503 static const char * const ir_parents[] = { "osc32k", "iosc",
 504                                            "pll-periph0", "pll-periph1" };
 505 static SUNXI_CCU_MP_WITH_MUX_GATE(ir_rx_clk, "ir-rx", ir_parents, 0x990,
 506                                   0, 4,         /* M */
 507                                   8, 2,         /* P */
 508                                   24, 3,        /* mux */
 509                                   BIT(31),      /* gate */
 510                                   0);
 511
 512 static SUNXI_CCU_GATE(bus_ir_rx_clk, "bus-ir-rx", "ahb3", 0x99c, BIT(0), 0);
 513
 514 static SUNXI_CCU_MP_WITH_MUX_GATE(ir_tx_clk, "ir-tx", ir_parents, 0x9c0,
 515                                   0, 4,         /* M */
 516                                   8, 2,         /* P */
 517                                   24, 3,        /* mux */
 518                                   BIT(31),      /* gate */
 519                                   0);
 520
 521 static SUNXI_CCU_GATE(bus_ir_tx_clk, "bus-ir-tx", "apb1", 0x9cc, BIT(0), 0);
 522
 523 static SUNXI_CCU_GATE(bus_gpadc_clk, "bus-gpadc", "apb1", 0x9ec, BIT(0), 0);
 524
 525 static SUNXI_CCU_GATE(bus_ths_clk, "bus-ths", "apb1", 0x9fc, BIT(0), 0);
 526
 527 static const char * const audio_parents[] = { "pll-audio", "pll-com-audio" };
 528 static struct ccu_div i2s0_clk = {
 529         .enable         = BIT(31),
 530         .div            = _SUNXI_CCU_DIV_FLAGS(8, 2, CLK_DIVIDER_POWER_OF_TWO),
 531         .mux            = _SUNXI_CCU_MUX(24, 2),
 532         .common         = {
 533                 .reg            = 0xa10,
 534                 .hw.init        = CLK_HW_INIT_PARENTS("i2s0",
 535                                                       audio_parents,
 536                                                       &ccu_div_ops,
 537                                                       CLK_SET_RATE_PARENT),
 538         },
 539 };
 540
 541 static struct ccu_div i2s1_clk = {
 542         .enable         = BIT(31),
 543         .div            = _SUNXI_CCU_DIV_FLAGS(8, 2, CLK_DIVIDER_POWER_OF_TWO),
 544         .mux            = _SUNXI_CCU_MUX(24, 2),
 545         .common         = {
 546                 .reg            = 0xa14,
 547                 .hw.init        = CLK_HW_INIT_PARENTS("i2s1",
 548                                                       audio_parents,
 549                                                       &ccu_div_ops,
 550                                                       CLK_SET_RATE_PARENT),
 551         },
 552 };
 553
 554 static struct ccu_div i2s2_clk = {
 555         .enable         = BIT(31),
 556         .div            = _SUNXI_CCU_DIV_FLAGS(8, 2, CLK_DIVIDER_POWER_OF_TWO),
 557         .mux            = _SUNXI_CCU_MUX(24, 2),
 558         .common         = {
 559                 .reg            = 0xa18,
 560                 .hw.init        = CLK_HW_INIT_PARENTS("i2s2",
 561                                                       audio_parents,
 562                                                       &ccu_div_ops,
 563                                                       CLK_SET_RATE_PARENT),
 564         },
 565 };
 566
 567 static struct ccu_div i2s3_clk = {
 568         .enable         = BIT(31),
 569         .div            = _SUNXI_CCU_DIV_FLAGS(8, 2, CLK_DIVIDER_POWER_OF_TWO),
 570         .mux            = _SUNXI_CCU_MUX(24, 2),
 571         .common         = {
 572                 .reg            = 0xa1c,
 573                 .hw.init        = CLK_HW_INIT_PARENTS("i2s3",
 574                                                       audio_parents,
 575                                                       &ccu_div_ops,
 576                                                       CLK_SET_RATE_PARENT),
 577         },
 578 };
 579
 580 static SUNXI_CCU_GATE(bus_i2s0_clk, "bus-i2s0", "apb1", 0xa20, BIT(0), 0);
 581 static SUNXI_CCU_GATE(bus_i2s1_clk, "bus-i2s1", "apb1", 0xa20, BIT(1), 0);
 582 static SUNXI_CCU_GATE(bus_i2s2_clk, "bus-i2s2", "apb1", 0xa20, BIT(2), 0);
 583 static SUNXI_CCU_GATE(bus_i2s3_clk, "bus-i2s3", "apb1", 0xa20, BIT(3), 0);
 584
 585 static struct ccu_div spdif_clk = {
 586         .enable         = BIT(31),
 587         .div            = _SUNXI_CCU_DIV_FLAGS(8, 2, CLK_DIVIDER_POWER_OF_TWO),
 588         .mux            = _SUNXI_CCU_MUX(24, 2),
 589         .common         = {
 590                 .reg            = 0xa24,
 591                 .hw.init        = CLK_HW_INIT_PARENTS("spdif",
 592                                                       audio_parents,
 593                                                       &ccu_div_ops,
 594                                                       0),
 595         },
 596 };
 597
 598 static SUNXI_CCU_GATE(bus_spdif_clk, "bus-spdif", "apb1", 0xa2c, BIT(0), 0);
 599
 600 static struct ccu_div dmic_clk = {
 601         .enable         = BIT(31),
 602         .div            = _SUNXI_CCU_DIV_FLAGS(8, 2, CLK_DIVIDER_POWER_OF_TWO),
 603         .mux            = _SUNXI_CCU_MUX(24, 2),
 604         .common         = {
 605                 .reg            = 0xa40,
 606                 .hw.init        = CLK_HW_INIT_PARENTS("dmic",
 607                                                       audio_parents,
 608                                                       &ccu_div_ops,
 609                                                       0),
 610         },
 611 };
 612
 613 static SUNXI_CCU_GATE(bus_dmic_clk, "bus-dmic", "apb1", 0xa4c, BIT(0), 0);
 614
 615 static SUNXI_CCU_M_WITH_MUX_GATE(audio_codec_dac_clk, "audio-codec-dac",
 616                                  audio_parents, 0xa50,
 617                                  0, 4,          /* M */
 618                                  24, 2,         /* mux */
 619                                  BIT(31),       /* gate */
 620                                  0);
 621
 622 static SUNXI_CCU_M_WITH_MUX_GATE(audio_codec_adc_clk, "audio-codec-adc",
 623                                  audio_parents, 0xa54,
 624                                  0, 4,          /* M */
 625                                  24, 2,         /* mux */
 626                                  BIT(31),       /* gate */
 627                                  0);
 628
 629 static SUNXI_CCU_M_WITH_MUX_GATE(audio_codec_4x_clk, "audio-codec-4x",
 630                                  audio_parents, 0xa58,
 631                                  0, 4,          /* M */
 632                                  24, 2,         /* mux */
 633                                  BIT(31),       /* gate */
 634                                  0);
 635
 636 static SUNXI_CCU_GATE(bus_audio_codec_clk, "bus-audio-codec", "apb1", 0xa5c,
 637                       BIT(0), 0);
 638
 639 /*
 640  * There are OHCI 12M clock source selection bits for 2 USB 2.0 ports.
 641  * We will force them to 0 (12M divided from 48M).
 642  */
 643 #define SUN50I_A100_USB0_CLK_REG                0xa70
 644 #define SUN50I_A100_USB1_CLK_REG                0xa74
 645
 646 static SUNXI_CCU_GATE(usb_ohci0_clk, "usb-ohci0", "osc12M", 0xa70, BIT(31), 0);
 647 static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "dcxo24M", 0xa70, BIT(29), 0);
 648
 649 static SUNXI_CCU_GATE(usb_ohci1_clk, "usb-ohci1", "osc12M", 0xa74, BIT(31), 0);
 650 static SUNXI_CCU_GATE(usb_phy1_clk, "usb-phy1", "dcxo24M", 0xa74, BIT(29), 0);
 651
 652 static SUNXI_CCU_GATE(bus_ohci0_clk, "bus-ohci0", "ahb3", 0xa8c, BIT(0), 0);
 653 static SUNXI_CCU_GATE(bus_ohci1_clk, "bus-ohci1", "ahb3", 0xa8c, BIT(1), 0);
 654 static SUNXI_CCU_GATE(bus_ehci0_clk, "bus-ehci0", "ahb3", 0xa8c, BIT(4), 0);
 655 static SUNXI_CCU_GATE(bus_ehci1_clk, "bus-ehci1", "ahb3", 0xa8c, BIT(5), 0);
 656 static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb3", 0xa8c, BIT(8), 0);
 657
 658 static SUNXI_CCU_GATE(bus_lradc_clk, "bus-lradc", "ahb3", 0xa9c, BIT(0), 0);
 659
 660 static SUNXI_CCU_GATE(bus_dpss_top0_clk, "bus-dpss-top0", "ahb3",
 661                       0xabc, BIT(0), 0);
 662
 663 static SUNXI_CCU_GATE(bus_dpss_top1_clk, "bus-dpss-top1", "ahb3",
 664                       0xacc, BIT(0), 0);
 665
 666 static const char * const mipi_dsi_parents[] = { "dcxo24M", "pll-periph0-2x",
 667                                                  "pll-periph0" };
 668 static SUNXI_CCU_M_WITH_MUX_GATE(mipi_dsi_clk, "mipi-dsi",
 669                                  mipi_dsi_parents,
 670                                  0xb24,
 671                                  0, 4,          /* M */
 672                                  24, 2,         /* mux */
 673                                  BIT(31),       /* gate */
 674                                  0);
 675
 676 static SUNXI_CCU_GATE(bus_mipi_dsi_clk, "bus-mipi-dsi", "ahb3",
 677                       0xb4c, BIT(0), 0);
 678
 679 static const char * const tcon_lcd_parents[] = { "pll-video0-4x",
 680                                                   "pll-video1-4x",
 681                                                   "pll-video2-4x",
 682                                                   "pll-video3-4x",
 683                                                   "pll-periph0-2x" };
 684 static SUNXI_CCU_MP_WITH_MUX_GATE(tcon_lcd_clk, "tcon-lcd0",
 685                                   tcon_lcd_parents, 0xb60,
 686                                   0, 4,         /* M */
 687                                   8, 2,         /* P */
 688                                   24, 3,        /* mux */
 689                                   BIT(31),      /* gate */
 690                                   0);
 691
 692 static SUNXI_CCU_GATE(bus_tcon_lcd_clk, "bus-tcon-lcd0", "ahb3",
 693                       0xb7c, BIT(0), 0);
 694
 695 static const char * const ledc_parents[] = { "dcxo24M",
 696                                              "pll-periph0" };
 697 static SUNXI_CCU_MP_WITH_MUX_GATE(ledc_clk, "ledc",
 698                                   ledc_parents, 0xbf0,
 699                                   0, 4,         /* M */
 700                                   8, 2,         /* P */
 701                                   24, 3,        /* mux */
 702                                   BIT(31),      /* gate */
 703                                   0);
 704
 705 static SUNXI_CCU_GATE(bus_ledc_clk, "bus-ledc", "ahb3", 0xbfc, BIT(0), 0);
 706
 707 static const char * const csi_top_parents[] = { "pll-periph0-2x",
 708                                                 "pll-video0-2x",
 709                                                 "pll-video1-2x",
 710                                                 "pll-video2-2x",
 711                                                 "pll-video3-2x" };
 712 static SUNXI_CCU_M_WITH_MUX_GATE(csi_top_clk, "csi-top",
 713                                  csi_top_parents, 0xc04,
 714                                  0, 4,          /* M */
 715                                  24, 3,         /* mux */
 716                                  BIT(31),       /* gate */
 717                                  0);
 718
 719 static const char * const csi0_mclk_parents[] = { "dcxo24M", "pll-video2",
 720                                                   "pll-video3", "pll-video0",
 721                                                   "pll-video1" };
 722 static SUNXI_CCU_M_WITH_MUX_GATE(csi0_mclk_clk, "csi0-mclk",
 723                                  csi0_mclk_parents, 0xc08,
 724                                  0, 5,          /* M */
 725                                  24, 3,         /* mux */
 726                                  BIT(31),       /* gate */
 727                                  0);
 728
 729 static const char * const csi1_mclk_parents[] = { "dcxo24M", "pll-video3",
 730                                                   "pll-video0", "pll-video1",
 731                                                   "pll-video2" };
 732 static SUNXI_CCU_M_WITH_MUX_GATE(csi1_mclk_clk, "csi1-mclk",
 733                                  csi1_mclk_parents, 0xc0c,
 734                                  0, 5,          /* M */
 735                                  24, 3,         /* mux */
 736                                  BIT(31),       /* gate */
 737                                  0);
 738
 739 static SUNXI_CCU_GATE(bus_csi_clk, "bus-csi", "ahb3", 0xc1c, BIT(0), 0);
 740
 741 static const char * const csi_isp_parents[] = { "pll-periph0-2x",
 742                                                 "pll-video0-2x",
 743                                                 "pll-video1-2x",
 744                                                 "pll-video2-2x",
 745                                                 "pll-video3-2x" };
 746 static SUNXI_CCU_M_WITH_MUX_GATE(csi_isp_clk, "csi-isp",
 747                                  csi_isp_parents, 0xc20,
 748                                  0, 5,          /* M */
 749                                  24, 3,         /* mux */
 750                                  BIT(31),       /* gate */
 751                                  0);
 752
 753 /* Fixed factor clocks */
 754 static CLK_FIXED_FACTOR_FW_NAME(osc12M_clk, "osc12M", "hosc", 2, 1, 0);
 755
 756 static CLK_FIXED_FACTOR_HW(pll_com_audio_clk, "pll-com-audio",
 757                            &pll_com_clk.common.hw,
 758                            5, 1, CLK_SET_RATE_PARENT);
 759
 760 static CLK_FIXED_FACTOR_HW(pll_periph0_2x_clk, "pll-periph0-2x",
 761                            &pll_periph0_clk.common.hw,
 762                            1, 2, 0);
 763
 764 static CLK_FIXED_FACTOR_HW(pll_periph1_2x_clk, "pll-periph1-2x",
 765                            &pll_periph1_clk.common.hw,
 766                            1, 2, 0);
 767
 768 static const struct clk_hw *pll_video0_parents[] = {
 769         &pll_video0_clk.common.hw
 770 };
 771 static CLK_FIXED_FACTOR_HWS(pll_video0_4x_clk, "pll-video0-4x",
 772                             pll_video0_parents,
 773                             1, 4, CLK_SET_RATE_PARENT);
 774 static CLK_FIXED_FACTOR_HWS(pll_video0_2x_clk, "pll-video0-2x",
 775                             pll_video0_parents,
 776                             1, 2, CLK_SET_RATE_PARENT);
 777
 778 static const struct clk_hw *pll_video1_parents[] = {
 779         &pll_video1_clk.common.hw
 780 };
 781 static CLK_FIXED_FACTOR_HWS(pll_video1_4x_clk, "pll-video1-4x",
 782                             pll_video1_parents,
 783                             1, 4, CLK_SET_RATE_PARENT);
 784 static CLK_FIXED_FACTOR_HWS(pll_video1_2x_clk, "pll-video1-2x",
 785                             pll_video1_parents,
 786                             1, 2, CLK_SET_RATE_PARENT);
 787
 788 static const struct clk_hw *pll_video2_parents[] = {
 789         &pll_video2_clk.common.hw
 790 };
 791 static CLK_FIXED_FACTOR_HWS(pll_video2_4x_clk, "pll-video2-4x",
 792                             pll_video2_parents,
 793                             1, 4, CLK_SET_RATE_PARENT);
 794 static CLK_FIXED_FACTOR_HWS(pll_video2_2x_clk, "pll-video2-2x",
 795                             pll_video2_parents,
 796                             1, 2, CLK_SET_RATE_PARENT);
 797
 798 static const struct clk_hw *pll_video3_parents[] = {
 799         &pll_video3_clk.common.hw
 800 };
 801 static CLK_FIXED_FACTOR_HWS(pll_video3_4x_clk, "pll-video3-4x",
 802                             pll_video3_parents,
 803                             1, 4, CLK_SET_RATE_PARENT);
 804 static CLK_FIXED_FACTOR_HWS(pll_video3_2x_clk, "pll-video3-2x",
 805                             pll_video3_parents,
 806                             1, 2, CLK_SET_RATE_PARENT);
 807
 808 static struct ccu_common *sun50i_a100_ccu_clks[] = {
 809         &pll_cpux_clk.common,
 810         &pll_ddr0_clk.common,
 811         &pll_periph0_clk.common,
 812         &pll_periph1_clk.common,
 813         &pll_gpu_clk.common,
 814         &pll_video0_clk.common,
 815         &pll_video1_clk.common,
 816         &pll_video2_clk.common,
 817         &pll_video3_clk.common,
 818         &pll_ve_clk.common,
 819         &pll_com_clk.common,
 820         &pll_audio_clk.common,
 821         &cpux_clk.common,
 822         &axi_clk.common,
 823         &cpux_apb_clk.common,
 824         &psi_ahb1_ahb2_clk.common,
 825         &ahb3_clk.common,
 826         &apb1_clk.common,
 827         &apb2_clk.common,
 828         &mbus_clk.common,
 829         &de_clk.common,
 830         &bus_de_clk.common,
 831         &g2d_clk.common,
 832         &bus_g2d_clk.common,
 833         &gpu_clk.common,
 834         &bus_gpu_clk.common,
 835         &ce_clk.common,
 836         &bus_ce_clk.common,
 837         &ve_clk.common,
 838         &bus_ve_clk.common,
 839         &bus_dma_clk.common,
 840         &bus_msgbox_clk.common,
 841         &bus_spinlock_clk.common,
 842         &bus_hstimer_clk.common,
 843         &avs_clk.common,
 844         &bus_dbg_clk.common,
 845         &bus_psi_clk.common,
 846         &bus_pwm_clk.common,
 847         &bus_iommu_clk.common,
 848         &mbus_dma_clk.common,
 849         &mbus_ve_clk.common,
 850         &mbus_ce_clk.common,
 851         &mbus_nand_clk.common,
 852         &mbus_csi_clk.common,
 853         &mbus_isp_clk.common,
 854         &mbus_g2d_clk.common,
 855         &bus_dram_clk.common,
 856         &nand0_clk.common,
 857         &nand1_clk.common,
 858         &bus_nand_clk.common,
 859         &mmc0_clk.common,
 860         &mmc1_clk.common,
 861         &mmc2_clk.common,
 862         &bus_mmc0_clk.common,
 863         &bus_mmc1_clk.common,
 864         &bus_mmc2_clk.common,
 865         &bus_uart0_clk.common,
 866         &bus_uart1_clk.common,
 867         &bus_uart2_clk.common,
 868         &bus_uart3_clk.common,
 869         &bus_uart4_clk.common,
 870         &bus_i2c0_clk.common,
 871         &bus_i2c1_clk.common,
 872         &bus_i2c2_clk.common,
 873         &bus_i2c3_clk.common,
 874         &spi0_clk.common,
 875         &spi1_clk.common,
 876         &spi2_clk.common,
 877         &bus_spi0_clk.common,
 878         &bus_spi1_clk.common,
 879         &bus_spi2_clk.common,
 880         &emac_25m_clk.common,
 881         &bus_emac_clk.common,
 882         &ir_rx_clk.common,
 883         &bus_ir_rx_clk.common,
 884         &ir_tx_clk.common,
 885         &bus_ir_tx_clk.common,
 886         &bus_gpadc_clk.common,
 887         &bus_ths_clk.common,
 888         &i2s0_clk.common,
 889         &i2s1_clk.common,
 890         &i2s2_clk.common,
 891         &i2s3_clk.common,
 892         &bus_i2s0_clk.common,
 893         &bus_i2s1_clk.common,
 894         &bus_i2s2_clk.common,
 895         &bus_i2s3_clk.common,
 896         &spdif_clk.common,
 897         &bus_spdif_clk.common,
 898         &dmic_clk.common,
 899         &bus_dmic_clk.common,
 900         &audio_codec_dac_clk.common,
 901         &audio_codec_adc_clk.common,
 902         &audio_codec_4x_clk.common,
 903         &bus_audio_codec_clk.common,
 904         &usb_ohci0_clk.common,
 905         &usb_phy0_clk.common,
 906         &usb_ohci1_clk.common,
 907         &usb_phy1_clk.common,
 908         &bus_ohci0_clk.common,
 909         &bus_ohci1_clk.common,
 910         &bus_ehci0_clk.common,
 911         &bus_ehci1_clk.common,
 912         &bus_otg_clk.common,
 913         &bus_lradc_clk.common,
 914         &bus_dpss_top0_clk.common,
 915         &bus_dpss_top1_clk.common,
 916         &mipi_dsi_clk.common,
 917         &bus_mipi_dsi_clk.common,
 918         &tcon_lcd_clk.common,
 919         &bus_tcon_lcd_clk.common,
 920         &ledc_clk.common,
 921         &bus_ledc_clk.common,
 922         &csi_top_clk.common,
 923         &csi0_mclk_clk.common,
 924         &csi1_mclk_clk.common,
 925         &bus_csi_clk.common,
 926         &csi_isp_clk.common,
 927 };
 928
 929 static struct clk_hw_onecell_data sun50i_a100_hw_clks = {
 930         .hws    = {
 931                 [CLK_OSC12M]            = &osc12M_clk.hw,
 932                 [CLK_PLL_CPUX]          = &pll_cpux_clk.common.hw,
 933                 [CLK_PLL_DDR0]          = &pll_ddr0_clk.common.hw,
 934                 [CLK_PLL_PERIPH0]       = &pll_periph0_clk.common.hw,
 935                 [CLK_PLL_PERIPH0_2X]    = &pll_periph0_2x_clk.hw,
 936                 [CLK_PLL_PERIPH1]       = &pll_periph1_clk.common.hw,
 937                 [CLK_PLL_PERIPH1_2X]    = &pll_periph1_2x_clk.hw,
 938                 [CLK_PLL_GPU]           = &pll_gpu_clk.common.hw,
 939                 [CLK_PLL_VIDEO0]        = &pll_video0_clk.common.hw,
 940                 [CLK_PLL_VIDEO0_2X]     = &pll_video0_2x_clk.hw,
 941                 [CLK_PLL_VIDEO0_4X]     = &pll_video0_4x_clk.hw,
 942                 [CLK_PLL_VIDEO1]        = &pll_video1_clk.common.hw,
 943                 [CLK_PLL_VIDEO1_2X]     = &pll_video1_2x_clk.hw,
 944                 [CLK_PLL_VIDEO1_4X]     = &pll_video1_4x_clk.hw,
 945                 [CLK_PLL_VIDEO2]        = &pll_video2_clk.common.hw,
 946                 [CLK_PLL_VIDEO2_2X]     = &pll_video2_2x_clk.hw,
 947                 [CLK_PLL_VIDEO2_4X]     = &pll_video2_4x_clk.hw,
 948                 [CLK_PLL_VIDEO3]        = &pll_video3_clk.common.hw,
 949                 [CLK_PLL_VIDEO3_2X]     = &pll_video3_2x_clk.hw,
 950                 [CLK_PLL_VIDEO3_4X]     = &pll_video3_4x_clk.hw,
 951                 [CLK_PLL_VE]            = &pll_ve_clk.common.hw,
 952                 [CLK_PLL_COM]           = &pll_com_clk.common.hw,
 953                 [CLK_PLL_COM_AUDIO]     = &pll_com_audio_clk.hw,
 954                 [CLK_PLL_AUDIO]         = &pll_audio_clk.common.hw,
 955                 [CLK_CPUX]              = &cpux_clk.common.hw,
 956                 [CLK_AXI]               = &axi_clk.common.hw,
 957                 [CLK_CPUX_APB]          = &cpux_apb_clk.common.hw,
 958                 [CLK_PSI_AHB1_AHB2]     = &psi_ahb1_ahb2_clk.common.hw,
 959                 [CLK_AHB3]              = &ahb3_clk.common.hw,
 960                 [CLK_APB1]              = &apb1_clk.common.hw,
 961                 [CLK_APB2]              = &apb2_clk.common.hw,
 962                 [CLK_MBUS]              = &mbus_clk.common.hw,
 963                 [CLK_DE]                = &de_clk.common.hw,
 964                 [CLK_BUS_DE]            = &bus_de_clk.common.hw,
 965                 [CLK_G2D]               = &g2d_clk.common.hw,
 966                 [CLK_BUS_G2D]           = &bus_g2d_clk.common.hw,
 967                 [CLK_GPU]               = &gpu_clk.common.hw,
 968                 [CLK_BUS_GPU]           = &bus_gpu_clk.common.hw,
 969                 [CLK_CE]                = &ce_clk.common.hw,
 970                 [CLK_BUS_CE]            = &bus_ce_clk.common.hw,
 971                 [CLK_VE]                = &ve_clk.common.hw,
 972                 [CLK_BUS_VE]            = &bus_ve_clk.common.hw,
 973                 [CLK_BUS_DMA]           = &bus_dma_clk.common.hw,
 974                 [CLK_BUS_MSGBOX]        = &bus_msgbox_clk.common.hw,
 975                 [CLK_BUS_SPINLOCK]      = &bus_spinlock_clk.common.hw,
 976                 [CLK_BUS_HSTIMER]       = &bus_hstimer_clk.common.hw,
 977                 [CLK_AVS]               = &avs_clk.common.hw,
 978                 [CLK_BUS_DBG]           = &bus_dbg_clk.common.hw,
 979                 [CLK_BUS_PSI]           = &bus_psi_clk.common.hw,
 980                 [CLK_BUS_PWM]           = &bus_pwm_clk.common.hw,
 981                 [CLK_BUS_IOMMU]         = &bus_iommu_clk.common.hw,
 982                 [CLK_MBUS_DMA]          = &mbus_dma_clk.common.hw,
 983                 [CLK_MBUS_VE]           = &mbus_ve_clk.common.hw,
 984                 [CLK_MBUS_CE]           = &mbus_ce_clk.common.hw,
 985                 [CLK_MBUS_NAND]         = &mbus_nand_clk.common.hw,
 986                 [CLK_MBUS_CSI]          = &mbus_csi_clk.common.hw,
 987                 [CLK_MBUS_ISP]          = &mbus_isp_clk.common.hw,
 988                 [CLK_MBUS_G2D]          = &mbus_g2d_clk.common.hw,
 989                 [CLK_BUS_DRAM]          = &bus_dram_clk.common.hw,
 990                 [CLK_NAND0]             = &nand0_clk.common.hw,
 991                 [CLK_NAND1]             = &nand1_clk.common.hw,
 992                 [CLK_BUS_NAND]          = &bus_nand_clk.common.hw,
 993                 [CLK_MMC0]              = &mmc0_clk.common.hw,
 994                 [CLK_MMC1]              = &mmc1_clk.common.hw,
 995                 [CLK_MMC2]              = &mmc2_clk.common.hw,
 996                 [CLK_BUS_MMC0]          = &bus_mmc0_clk.common.hw,
 997                 [CLK_BUS_MMC1]          = &bus_mmc1_clk.common.hw,
 998                 [CLK_BUS_MMC2]          = &bus_mmc2_clk.common.hw,
 999                 [CLK_BUS_UART0]         = &bus_uart0_clk.common.hw,
1000                 [CLK_BUS_UART1]         = &bus_uart1_clk.common.hw,
1001                 [CLK_BUS_UART2]         = &bus_uart2_clk.common.hw,
1002                 [CLK_BUS_UART3]         = &bus_uart3_clk.common.hw,
1003                 [CLK_BUS_UART4]         = &bus_uart4_clk.common.hw,
1004                 [CLK_BUS_I2C0]          = &bus_i2c0_clk.common.hw,
1005                 [CLK_BUS_I2C1]          = &bus_i2c1_clk.common.hw,
1006                 [CLK_BUS_I2C2]          = &bus_i2c2_clk.common.hw,
1007                 [CLK_BUS_I2C3]          = &bus_i2c3_clk.common.hw,
1008                 [CLK_SPI0]              = &spi0_clk.common.hw,
1009                 [CLK_SPI1]              = &spi1_clk.common.hw,
1010                 [CLK_SPI2]              = &spi2_clk.common.hw,
1011                 [CLK_BUS_SPI0]          = &bus_spi0_clk.common.hw,
1012                 [CLK_BUS_SPI1]          = &bus_spi1_clk.common.hw,
1013                 [CLK_BUS_SPI2]          = &bus_spi2_clk.common.hw,
1014                 [CLK_EMAC_25M]          = &emac_25m_clk.common.hw,
1015                 [CLK_BUS_EMAC]          = &bus_emac_clk.common.hw,
1016                 [CLK_IR_RX]             = &ir_rx_clk.common.hw,
1017                 [CLK_BUS_IR_RX]         = &bus_ir_rx_clk.common.hw,
1018                 [CLK_IR_TX]             = &ir_tx_clk.common.hw,
1019                 [CLK_BUS_IR_TX]         = &bus_ir_tx_clk.common.hw,
1020                 [CLK_BUS_GPADC]         = &bus_gpadc_clk.common.hw,
1021                 [CLK_BUS_THS]           = &bus_ths_clk.common.hw,
1022                 [CLK_I2S0]              = &i2s0_clk.common.hw,
1023                 [CLK_I2S1]              = &i2s1_clk.common.hw,
1024                 [CLK_I2S2]              = &i2s2_clk.common.hw,
1025                 [CLK_I2S3]              = &i2s3_clk.common.hw,
1026                 [CLK_BUS_I2S0]          = &bus_i2s0_clk.common.hw,
1027                 [CLK_BUS_I2S1]          = &bus_i2s1_clk.common.hw,
1028                 [CLK_BUS_I2S2]          = &bus_i2s2_clk.common.hw,
1029                 [CLK_BUS_I2S3]          = &bus_i2s3_clk.common.hw,
1030                 [CLK_SPDIF]             = &spdif_clk.common.hw,
1031                 [CLK_BUS_SPDIF]         = &bus_spdif_clk.common.hw,
1032                 [CLK_DMIC]              = &dmic_clk.common.hw,
1033                 [CLK_BUS_DMIC]          = &bus_dmic_clk.common.hw,
1034                 [CLK_AUDIO_DAC]         = &audio_codec_dac_clk.common.hw,
1035                 [CLK_AUDIO_ADC]         = &audio_codec_adc_clk.common.hw,
1036                 [CLK_AUDIO_4X]          = &audio_codec_4x_clk.common.hw,
1037                 [CLK_BUS_AUDIO_CODEC]   = &bus_audio_codec_clk.common.hw,
1038                 [CLK_USB_OHCI0]         = &usb_ohci0_clk.common.hw,
1039                 [CLK_USB_PHY0]          = &usb_phy0_clk.common.hw,
1040                 [CLK_USB_OHCI1]         = &usb_ohci1_clk.common.hw,
1041                 [CLK_USB_PHY1]          = &usb_phy1_clk.common.hw,
1042                 [CLK_BUS_OHCI0]         = &bus_ohci0_clk.common.hw,
1043                 [CLK_BUS_OHCI1]         = &bus_ohci1_clk.common.hw,
1044                 [CLK_BUS_EHCI0]         = &bus_ehci0_clk.common.hw,
1045                 [CLK_BUS_EHCI1]         = &bus_ehci1_clk.common.hw,
1046                 [CLK_BUS_OTG]           = &bus_otg_clk.common.hw,
1047                 [CLK_BUS_LRADC]         = &bus_lradc_clk.common.hw,
1048                 [CLK_BUS_DPSS_TOP0]     = &bus_dpss_top0_clk.common.hw,
1049                 [CLK_BUS_DPSS_TOP1]     = &bus_dpss_top1_clk.common.hw,
1050                 [CLK_MIPI_DSI]          = &mipi_dsi_clk.common.hw,
1051                 [CLK_BUS_MIPI_DSI]      = &bus_mipi_dsi_clk.common.hw,
1052                 [CLK_TCON_LCD]          = &tcon_lcd_clk.common.hw,
1053                 [CLK_BUS_TCON_LCD]      = &bus_tcon_lcd_clk.common.hw,
1054                 [CLK_LEDC]              = &ledc_clk.common.hw,
1055                 [CLK_BUS_LEDC]          = &bus_ledc_clk.common.hw,
1056                 [CLK_CSI_TOP]           = &csi_top_clk.common.hw,
1057                 [CLK_CSI0_MCLK]         = &csi0_mclk_clk.common.hw,
1058                 [CLK_CSI1_MCLK]         = &csi1_mclk_clk.common.hw,
1059                 [CLK_BUS_CSI]           = &bus_csi_clk.common.hw,
1060                 [CLK_CSI_ISP]           = &csi_isp_clk.common.hw,
1061         },
1062         .num = CLK_NUMBER,
1063 };
1064
1065 static struct ccu_reset_map sun50i_a100_ccu_resets[] = {
1066         [RST_MBUS]              = { 0x540, BIT(30) },
1067
1068         [RST_BUS_DE]            = { 0x60c, BIT(16) },
1069         [RST_BUS_G2D]           = { 0x63c, BIT(16) },
1070         [RST_BUS_GPU]           = { 0x67c, BIT(16) },
1071         [RST_BUS_CE]            = { 0x68c, BIT(16) },
1072         [RST_BUS_VE]            = { 0x69c, BIT(16) },
1073         [RST_BUS_DMA]           = { 0x70c, BIT(16) },
1074         [RST_BUS_MSGBOX]        = { 0x71c, BIT(16) },
1075         [RST_BUS_SPINLOCK]      = { 0x72c, BIT(16) },
1076         [RST_BUS_HSTIMER]       = { 0x73c, BIT(16) },
1077         [RST_BUS_DBG]           = { 0x78c, BIT(16) },
1078         [RST_BUS_PSI]           = { 0x79c, BIT(16) },
1079         [RST_BUS_PWM]           = { 0x7ac, BIT(16) },
1080         [RST_BUS_DRAM]          = { 0x80c, BIT(16) },
1081         [RST_BUS_NAND]          = { 0x82c, BIT(16) },
1082         [RST_BUS_MMC0]          = { 0x84c, BIT(16) },
1083         [RST_BUS_MMC1]          = { 0x84c, BIT(17) },
1084         [RST_BUS_MMC2]          = { 0x84c, BIT(18) },
1085         [RST_BUS_UART0]         = { 0x90c, BIT(16) },
1086         [RST_BUS_UART1]         = { 0x90c, BIT(17) },
1087         [RST_BUS_UART2]         = { 0x90c, BIT(18) },
1088         [RST_BUS_UART3]         = { 0x90c, BIT(19) },
1089         [RST_BUS_UART4]         = { 0x90c, BIT(20) },
1090         [RST_BUS_I2C0]          = { 0x91c, BIT(16) },
1091         [RST_BUS_I2C1]          = { 0x91c, BIT(17) },
1092         [RST_BUS_I2C2]          = { 0x91c, BIT(18) },
1093         [RST_BUS_I2C3]          = { 0x91c, BIT(19) },
1094         [RST_BUS_SPI0]          = { 0x96c, BIT(16) },
1095         [RST_BUS_SPI1]          = { 0x96c, BIT(17) },
1096         [RST_BUS_SPI2]          = { 0x96c, BIT(18) },
1097         [RST_BUS_EMAC]          = { 0x97c, BIT(16) },
1098         [RST_BUS_IR_RX]         = { 0x99c, BIT(16) },
1099         [RST_BUS_IR_TX]         = { 0x9cc, BIT(16) },
1100         [RST_BUS_GPADC]         = { 0x9ec, BIT(16) },
1101         [RST_BUS_THS]           = { 0x9fc, BIT(16) },
1102         [RST_BUS_I2S0]          = { 0xa20, BIT(16) },
1103         [RST_BUS_I2S1]          = { 0xa20, BIT(17) },
1104         [RST_BUS_I2S2]          = { 0xa20, BIT(18) },
1105         [RST_BUS_I2S3]          = { 0xa20, BIT(19) },
1106         [RST_BUS_SPDIF]         = { 0xa2c, BIT(16) },
1107         [RST_BUS_DMIC]          = { 0xa4c, BIT(16) },
1108         [RST_BUS_AUDIO_CODEC]   = { 0xa5c, BIT(16) },
1109
1110         [RST_USB_PHY0]          = { 0xa70, BIT(30) },
1111         [RST_USB_PHY1]          = { 0xa74, BIT(30) },
1112
1113         [RST_BUS_OHCI0]         = { 0xa8c, BIT(16) },
1114         [RST_BUS_OHCI1]         = { 0xa8c, BIT(17) },
1115         [RST_BUS_EHCI0]         = { 0xa8c, BIT(20) },
1116         [RST_BUS_EHCI1]         = { 0xa8c, BIT(21) },
1117         [RST_BUS_OTG]           = { 0xa8c, BIT(24) },
1118
1119         [RST_BUS_LRADC]         = { 0xa9c, BIT(16) },
1120         [RST_BUS_DPSS_TOP0]     = { 0xabc, BIT(16) },
1121         [RST_BUS_DPSS_TOP1]     = { 0xacc, BIT(16) },
1122         [RST_BUS_MIPI_DSI]      = { 0xb4c, BIT(16) },
1123         [RST_BUS_TCON_LCD]      = { 0xb7c, BIT(16) },
1124         [RST_BUS_LVDS]          = { 0xbac, BIT(16) },
1125         [RST_BUS_LEDC]          = { 0xbfc, BIT(16) },
1126         [RST_BUS_CSI]           = { 0xc1c, BIT(16) },
1127         [RST_BUS_CSI_ISP]       = { 0xc2c, BIT(16) },
1128 };
1129
1130 static const struct sunxi_ccu_desc sun50i_a100_ccu_desc = {
1131         .ccu_clks       = sun50i_a100_ccu_clks,
1132         .num_ccu_clks   = ARRAY_SIZE(sun50i_a100_ccu_clks),
1133
1134         .hw_clks        = &sun50i_a100_hw_clks,
1135
1136         .resets         = sun50i_a100_ccu_resets,
1137         .num_resets     = ARRAY_SIZE(sun50i_a100_ccu_resets),
1138 };
1139
1140 static const u32 sun50i_a100_pll_regs[] = {
1141         SUN50I_A100_PLL_CPUX_REG,
1142         SUN50I_A100_PLL_DDR0_REG,
1143         SUN50I_A100_PLL_PERIPH0_REG,
1144         SUN50I_A100_PLL_PERIPH1_REG,
1145         SUN50I_A100_PLL_GPU_REG,
1146         SUN50I_A100_PLL_VIDEO0_REG,
1147         SUN50I_A100_PLL_VIDEO1_REG,
1148         SUN50I_A100_PLL_VIDEO2_REG,
1149         SUN50I_A100_PLL_VIDEO3_REG,
1150         SUN50I_A100_PLL_VE_REG,
1151         SUN50I_A100_PLL_COM_REG,
1152         SUN50I_A100_PLL_AUDIO_REG,
1153 };
1154
1155 static const u32 sun50i_a100_pll_video_regs[] = {
1156         SUN50I_A100_PLL_VIDEO0_REG,
1157         SUN50I_A100_PLL_VIDEO1_REG,
1158         SUN50I_A100_PLL_VIDEO2_REG,
1159         SUN50I_A100_PLL_VIDEO3_REG,
1160 };
1161
1162 static const u32 sun50i_a100_usb2_clk_regs[] = {
1163         SUN50I_A100_USB0_CLK_REG,
1164         SUN50I_A100_USB1_CLK_REG,
1165 };
1166
1167 static struct ccu_pll_nb sun50i_a100_pll_cpu_nb = {
1168         .common = &pll_cpux_clk.common,
1169         /* copy from pll_cpux_clk */
1170         .enable = BIT(27),
1171         .lock   = BIT(28),
1172 };
1173
1174 static struct ccu_mux_nb sun50i_a100_cpu_nb = {
1175         .common         = &cpux_clk.common,
1176         .cm             = &cpux_clk.mux,
1177         .delay_us       = 1,
1178         .bypass_index   = 4, /* index of pll periph0 */
1179 };
1180
1181 static int sun50i_a100_ccu_probe(struct platform_device *pdev)
1182 {
1183         void __iomem *reg;
1184         u32 val;
1185         int i, ret;
1186
1187         reg = devm_platform_ioremap_resource(pdev, 0);
1188         if (IS_ERR(reg))
1189                 return PTR_ERR(reg);
1190
1191         /*
1192          * Enable lock and enable bits on all PLLs.
1193          *
1194          * Due to the current design, multiple PLLs share one power switch,
1195          * so switching PLL is easy to cause stability problems.
1196          * When initializing, we enable them by default. When disable,
1197          * we only turn off the output of PLL.
1198          */
1199         for (i = 0; i < ARRAY_SIZE(sun50i_a100_pll_regs); i++) {
1200                 val = readl(reg + sun50i_a100_pll_regs[i]);
1201                 val |= SUN50I_A100_PLL_LOCK_ENABLE | SUN50I_A100_PLL_ENABLE;
1202                 writel(val, reg + sun50i_a100_pll_regs[i]);
1203         }
1204
1205         /*
1206          * In order to pass the EMI certification, the SDM function of
1207          * the peripheral 1 bus is enabled, and the frequency is still
1208          * calculated using the previous division factor.
1209          */
1210         writel(SUN50I_A100_PLL_PERIPH1_PATTERN0,
1211                reg + SUN50I_A100_PLL_PERIPH1_PATTERN0_REG);
1212
1213         val = readl(reg + SUN50I_A100_PLL_PERIPH1_REG);
1214         val |= SUN50I_A100_PLL_SDM_ENABLE;
1215         writel(val, reg + SUN50I_A100_PLL_PERIPH1_REG);
1216
1217         /*
1218          * Force the output divider of video PLLs to 0.
1219          *
1220          * See the comment before pll-video0 definition for the reason.
1221          */
1222         for (i = 0; i < ARRAY_SIZE(sun50i_a100_pll_video_regs); i++) {
1223                 val = readl(reg + sun50i_a100_pll_video_regs[i]);
1224                 val &= ~BIT(0);
1225                 writel(val, reg + sun50i_a100_pll_video_regs[i]);
1226         }
1227
1228         /*
1229          * Enforce m1 = 0, m0 = 1 for Audio PLL
1230          *
1231          * See the comment before pll-audio definition for the reason.
1232          */
1233         val = readl(reg + SUN50I_A100_PLL_AUDIO_REG);
1234         val &= ~BIT(1);
1235         val |= BIT(0);
1236         writel(val, reg + SUN50I_A100_PLL_AUDIO_REG);
1237
1238         /*
1239          * Force OHCI 12M clock sources to 00 (12MHz divided from 48MHz)
1240          *
1241          * This clock mux is still mysterious, and the code just enforces
1242          * it to have a valid clock parent.
1243          */
1244         for (i = 0; i < ARRAY_SIZE(sun50i_a100_usb2_clk_regs); i++) {
1245                 val = readl(reg + sun50i_a100_usb2_clk_regs[i]);
1246                 val &= ~GENMASK(25, 24);
1247                 writel(val, reg + sun50i_a100_usb2_clk_regs[i]);
1248         }
1249
1250         ret = sunxi_ccu_probe(pdev->dev.of_node, reg, &sun50i_a100_ccu_desc);
1251         if (ret)
1252                 return ret;
1253
1254         /* Gate then ungate PLL CPU after any rate changes */
1255         ccu_pll_notifier_register(&sun50i_a100_pll_cpu_nb);
1256
1257         /* Reparent CPU during PLL CPU rate changes */
1258         ccu_mux_notifier_register(pll_cpux_clk.common.hw.clk,
1259                                   &sun50i_a100_cpu_nb);
1260
1261         return 0;
1262 }
1263
1264 static const struct of_device_id sun50i_a100_ccu_ids[] = {
1265         { .compatible = "allwinner,sun50i-a100-ccu" },
1266         { }
1267 };
1268
1269 static struct platform_driver sun50i_a100_ccu_driver = {
1270         .probe  = sun50i_a100_ccu_probe,
1271         .driver = {
1272                 .name   = "sun50i-a100-ccu",
1273                 .of_match_table = sun50i_a100_ccu_ids,
1274         },
1275 };
1276 module_platform_driver(sun50i_a100_ccu_driver);