drivers/clk/rockchip/clk-rk3188.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Copyright (c) 2014 MundoReader S.L.
   4  * Author: Heiko Stuebner <heiko@sntech.de>
   5  */
   6
   7 #include <linux/clk.h>
   8 #include <linux/clk-provider.h>
   9 #include <linux/io.h>
  10 #include <linux/of.h>
  11 #include <linux/of_address.h>
  12 #include <dt-bindings/clock/rk3188-cru-common.h>
  13 #include "clk.h"
  14
  15 #define RK3066_GRF_SOC_STATUS   0x15c
  16 #define RK3188_GRF_SOC_STATUS   0xac
  17
  18 enum rk3188_plls {
  19         apll, cpll, dpll, gpll,
  20 };
  21
  22 static struct rockchip_pll_rate_table rk3188_pll_rates[] = {
  23         RK3066_PLL_RATE(2208000000, 1, 92, 1),
  24         RK3066_PLL_RATE(2184000000, 1, 91, 1),
  25         RK3066_PLL_RATE(2160000000, 1, 90, 1),
  26         RK3066_PLL_RATE(2136000000, 1, 89, 1),
  27         RK3066_PLL_RATE(2112000000, 1, 88, 1),
  28         RK3066_PLL_RATE(2088000000, 1, 87, 1),
  29         RK3066_PLL_RATE(2064000000, 1, 86, 1),
  30         RK3066_PLL_RATE(2040000000, 1, 85, 1),
  31         RK3066_PLL_RATE(2016000000, 1, 84, 1),
  32         RK3066_PLL_RATE(1992000000, 1, 83, 1),
  33         RK3066_PLL_RATE(1968000000, 1, 82, 1),
  34         RK3066_PLL_RATE(1944000000, 1, 81, 1),
  35         RK3066_PLL_RATE(1920000000, 1, 80, 1),
  36         RK3066_PLL_RATE(1896000000, 1, 79, 1),
  37         RK3066_PLL_RATE(1872000000, 1, 78, 1),
  38         RK3066_PLL_RATE(1848000000, 1, 77, 1),
  39         RK3066_PLL_RATE(1824000000, 1, 76, 1),
  40         RK3066_PLL_RATE(1800000000, 1, 75, 1),
  41         RK3066_PLL_RATE(1776000000, 1, 74, 1),
  42         RK3066_PLL_RATE(1752000000, 1, 73, 1),
  43         RK3066_PLL_RATE(1728000000, 1, 72, 1),
  44         RK3066_PLL_RATE(1704000000, 1, 71, 1),
  45         RK3066_PLL_RATE(1680000000, 1, 70, 1),
  46         RK3066_PLL_RATE(1656000000, 1, 69, 1),
  47         RK3066_PLL_RATE(1632000000, 1, 68, 1),
  48         RK3066_PLL_RATE(1608000000, 1, 67, 1),
  49         RK3066_PLL_RATE(1560000000, 1, 65, 1),
  50         RK3066_PLL_RATE(1512000000, 1, 63, 1),
  51         RK3066_PLL_RATE(1488000000, 1, 62, 1),
  52         RK3066_PLL_RATE(1464000000, 1, 61, 1),
  53         RK3066_PLL_RATE(1440000000, 1, 60, 1),
  54         RK3066_PLL_RATE(1416000000, 1, 59, 1),
  55         RK3066_PLL_RATE(1392000000, 1, 58, 1),
  56         RK3066_PLL_RATE(1368000000, 1, 57, 1),
  57         RK3066_PLL_RATE(1344000000, 1, 56, 1),
  58         RK3066_PLL_RATE(1320000000, 1, 55, 1),
  59         RK3066_PLL_RATE(1296000000, 1, 54, 1),
  60         RK3066_PLL_RATE(1272000000, 1, 53, 1),
  61         RK3066_PLL_RATE(1248000000, 1, 52, 1),
  62         RK3066_PLL_RATE(1224000000, 1, 51, 1),
  63         RK3066_PLL_RATE(1200000000, 1, 50, 1),
  64         RK3066_PLL_RATE(1188000000, 2, 99, 1),
  65         RK3066_PLL_RATE(1176000000, 1, 49, 1),
  66         RK3066_PLL_RATE(1128000000, 1, 47, 1),
  67         RK3066_PLL_RATE(1104000000, 1, 46, 1),
  68         RK3066_PLL_RATE(1008000000, 1, 84, 2),
  69         RK3066_PLL_RATE( 912000000, 1, 76, 2),
  70         RK3066_PLL_RATE( 891000000, 8, 594, 2),
  71         RK3066_PLL_RATE( 888000000, 1, 74, 2),
  72         RK3066_PLL_RATE( 816000000, 1, 68, 2),
  73         RK3066_PLL_RATE( 798000000, 2, 133, 2),
  74         RK3066_PLL_RATE( 792000000, 1, 66, 2),
  75         RK3066_PLL_RATE( 768000000, 1, 64, 2),
  76         RK3066_PLL_RATE( 742500000, 8, 495, 2),
  77         RK3066_PLL_RATE( 696000000, 1, 58, 2),
  78         RK3066_PLL_RATE( 600000000, 1, 50, 2),
  79         RK3066_PLL_RATE( 594000000, 2, 198, 4),
  80         RK3066_PLL_RATE( 552000000, 1, 46, 2),
  81         RK3066_PLL_RATE( 504000000, 1, 84, 4),
  82         RK3066_PLL_RATE( 456000000, 1, 76, 4),
  83         RK3066_PLL_RATE( 408000000, 1, 68, 4),
  84         RK3066_PLL_RATE( 400000000, 3, 100, 2),
  85         RK3066_PLL_RATE( 384000000, 2, 128, 4),
  86         RK3066_PLL_RATE( 360000000, 1, 60, 4),
  87         RK3066_PLL_RATE( 312000000, 1, 52, 4),
  88         RK3066_PLL_RATE( 300000000, 1, 50, 4),
  89         RK3066_PLL_RATE( 297000000, 2, 198, 8),
  90         RK3066_PLL_RATE( 252000000, 1, 84, 8),
  91         RK3066_PLL_RATE( 216000000, 1, 72, 8),
  92         RK3066_PLL_RATE( 148500000, 2, 99, 8),
  93         RK3066_PLL_RATE( 126000000, 1, 84, 16),
  94         RK3066_PLL_RATE(  48000000, 1, 64, 32),
  95         { /* sentinel */ },
  96 };
  97
  98 #define RK3066_DIV_CORE_PERIPH_MASK     0x3
  99 #define RK3066_DIV_CORE_PERIPH_SHIFT    6
 100 #define RK3066_DIV_ACLK_CORE_MASK       0x7
 101 #define RK3066_DIV_ACLK_CORE_SHIFT      0
 102 #define RK3066_DIV_ACLK_HCLK_MASK       0x3
 103 #define RK3066_DIV_ACLK_HCLK_SHIFT      8
 104 #define RK3066_DIV_ACLK_PCLK_MASK       0x3
 105 #define RK3066_DIV_ACLK_PCLK_SHIFT      12
 106 #define RK3066_DIV_AHB2APB_MASK         0x3
 107 #define RK3066_DIV_AHB2APB_SHIFT        14
 108
 109 #define RK3066_CLKSEL0(_core_peri)                                      \
 110         {                                                               \
 111                 .reg = RK2928_CLKSEL_CON(0),                            \
 112                 .val = HIWORD_UPDATE(_core_peri, RK3066_DIV_CORE_PERIPH_MASK, \
 113                                 RK3066_DIV_CORE_PERIPH_SHIFT)           \
 114         }
 115 #define RK3066_CLKSEL1(_aclk_core, _aclk_hclk, _aclk_pclk, _ahb2apb)    \
 116         {                                                               \
 117                 .reg = RK2928_CLKSEL_CON(1),                            \
 118                 .val = HIWORD_UPDATE(_aclk_core, RK3066_DIV_ACLK_CORE_MASK, \
 119                                 RK3066_DIV_ACLK_CORE_SHIFT) |           \
 120                        HIWORD_UPDATE(_aclk_hclk, RK3066_DIV_ACLK_HCLK_MASK, \
 121                                 RK3066_DIV_ACLK_HCLK_SHIFT) |           \
 122                        HIWORD_UPDATE(_aclk_pclk, RK3066_DIV_ACLK_PCLK_MASK, \
 123                                 RK3066_DIV_ACLK_PCLK_SHIFT) |           \
 124                        HIWORD_UPDATE(_ahb2apb, RK3066_DIV_AHB2APB_MASK, \
 125                                 RK3066_DIV_AHB2APB_SHIFT),              \
 126         }
 127
 128 #define RK3066_CPUCLK_RATE(_prate, _core_peri, _acore, _ahclk, _apclk, _h2p) \
 129         {                                                               \
 130                 .prate = _prate,                                        \
 131                 .divs = {                                               \
 132                         RK3066_CLKSEL0(_core_peri),                     \
 133                         RK3066_CLKSEL1(_acore, _ahclk, _apclk, _h2p),   \
 134                 },                                                      \
 135         }
 136
 137 static struct rockchip_cpuclk_rate_table rk3066_cpuclk_rates[] __initdata = {
 138         RK3066_CPUCLK_RATE(1416000000, 2, 3, 1, 2, 1),
 139         RK3066_CPUCLK_RATE(1200000000, 2, 3, 1, 2, 1),
 140         RK3066_CPUCLK_RATE(1008000000, 2, 2, 1, 2, 1),
 141         RK3066_CPUCLK_RATE( 816000000, 2, 2, 1, 2, 1),
 142         RK3066_CPUCLK_RATE( 600000000, 1, 2, 1, 2, 1),
 143         RK3066_CPUCLK_RATE( 504000000, 1, 1, 1, 2, 1),
 144         RK3066_CPUCLK_RATE( 312000000, 0, 1, 1, 1, 0),
 145 };
 146
 147 static const struct rockchip_cpuclk_reg_data rk3066_cpuclk_data = {
 148         .core_reg = RK2928_CLKSEL_CON(0),
 149         .div_core_shift = 0,
 150         .div_core_mask = 0x1f,
 151         .mux_core_alt = 1,
 152         .mux_core_main = 0,
 153         .mux_core_shift = 8,
 154         .mux_core_mask = 0x1,
 155 };
 156
 157 #define RK3188_DIV_ACLK_CORE_MASK       0x7
 158 #define RK3188_DIV_ACLK_CORE_SHIFT      3
 159
 160 #define RK3188_CLKSEL1(_aclk_core)              \
 161         {                                       \
 162                 .reg = RK2928_CLKSEL_CON(1),    \
 163                 .val = HIWORD_UPDATE(_aclk_core, RK3188_DIV_ACLK_CORE_MASK,\
 164                                  RK3188_DIV_ACLK_CORE_SHIFT) \
 165         }
 166 #define RK3188_CPUCLK_RATE(_prate, _core_peri, _aclk_core)      \
 167         {                                                       \
 168                 .prate = _prate,                                \
 169                 .divs = {                                       \
 170                         RK3066_CLKSEL0(_core_peri),             \
 171                         RK3188_CLKSEL1(_aclk_core),             \
 172                 },                                              \
 173         }
 174
 175 static struct rockchip_cpuclk_rate_table rk3188_cpuclk_rates[] __initdata = {
 176         RK3188_CPUCLK_RATE(1608000000, 2, 3),
 177         RK3188_CPUCLK_RATE(1416000000, 2, 3),
 178         RK3188_CPUCLK_RATE(1200000000, 2, 3),
 179         RK3188_CPUCLK_RATE(1008000000, 2, 3),
 180         RK3188_CPUCLK_RATE( 816000000, 2, 3),
 181         RK3188_CPUCLK_RATE( 600000000, 1, 3),
 182         RK3188_CPUCLK_RATE( 504000000, 1, 3),
 183         RK3188_CPUCLK_RATE( 312000000, 0, 1),
 184 };
 185
 186 static const struct rockchip_cpuclk_reg_data rk3188_cpuclk_data = {
 187         .core_reg = RK2928_CLKSEL_CON(0),
 188         .div_core_shift = 9,
 189         .div_core_mask = 0x1f,
 190         .mux_core_alt = 1,
 191         .mux_core_main = 0,
 192         .mux_core_shift = 8,
 193         .mux_core_mask = 0x1,
 194 };
 195
 196 PNAME(mux_pll_p)                = { "xin24m", "xin32k" };
 197 PNAME(mux_armclk_p)             = { "apll", "gpll_armclk" };
 198 PNAME(mux_ddrphy_p)             = { "dpll", "gpll_ddr" };
 199 PNAME(mux_pll_src_gpll_cpll_p)  = { "gpll", "cpll" };
 200 PNAME(mux_pll_src_cpll_gpll_p)  = { "cpll", "gpll" };
 201 PNAME(mux_aclk_cpu_p)           = { "apll", "gpll" };
 202 PNAME(mux_sclk_cif0_p)          = { "cif0_pre", "xin24m" };
 203 PNAME(mux_sclk_i2s0_p)          = { "i2s0_pre", "i2s0_frac", "xin12m" };
 204 PNAME(mux_sclk_spdif_p)         = { "spdif_pre", "spdif_frac", "xin12m" };
 205 PNAME(mux_sclk_uart0_p)         = { "uart0_pre", "uart0_frac", "xin24m" };
 206 PNAME(mux_sclk_uart1_p)         = { "uart1_pre", "uart1_frac", "xin24m" };
 207 PNAME(mux_sclk_uart2_p)         = { "uart2_pre", "uart2_frac", "xin24m" };
 208 PNAME(mux_sclk_uart3_p)         = { "uart3_pre", "uart3_frac", "xin24m" };
 209 PNAME(mux_sclk_hsadc_p)         = { "hsadc_src", "hsadc_frac", "ext_hsadc" };
 210 PNAME(mux_mac_p)                = { "gpll", "dpll" };
 211 PNAME(mux_sclk_macref_p)        = { "mac_src", "ext_rmii" };
 212
 213 static struct rockchip_pll_clock rk3066_pll_clks[] __initdata = {
 214         [apll] = PLL(pll_rk3066, PLL_APLL, "apll", mux_pll_p, 0, RK2928_PLL_CON(0),
 215                      RK2928_MODE_CON, 0, 5, 0, rk3188_pll_rates),
 216         [dpll] = PLL(pll_rk3066, PLL_DPLL, "dpll", mux_pll_p, 0, RK2928_PLL_CON(4),
 217                      RK2928_MODE_CON, 4, 4, 0, NULL),
 218         [cpll] = PLL(pll_rk3066, PLL_CPLL, "cpll", mux_pll_p, 0, RK2928_PLL_CON(8),
 219                      RK2928_MODE_CON, 8, 6, ROCKCHIP_PLL_SYNC_RATE, rk3188_pll_rates),
 220         [gpll] = PLL(pll_rk3066, PLL_GPLL, "gpll", mux_pll_p, 0, RK2928_PLL_CON(12),
 221                      RK2928_MODE_CON, 12, 7, ROCKCHIP_PLL_SYNC_RATE, rk3188_pll_rates),
 222 };
 223
 224 static struct rockchip_pll_clock rk3188_pll_clks[] __initdata = {
 225         [apll] = PLL(pll_rk3066, PLL_APLL, "apll", mux_pll_p, 0, RK2928_PLL_CON(0),
 226                      RK2928_MODE_CON, 0, 6, 0, rk3188_pll_rates),
 227         [dpll] = PLL(pll_rk3066, PLL_DPLL, "dpll", mux_pll_p, 0, RK2928_PLL_CON(4),
 228                      RK2928_MODE_CON, 4, 5, 0, NULL),
 229         [cpll] = PLL(pll_rk3066, PLL_CPLL, "cpll", mux_pll_p, 0, RK2928_PLL_CON(8),
 230                      RK2928_MODE_CON, 8, 7, ROCKCHIP_PLL_SYNC_RATE, rk3188_pll_rates),
 231         [gpll] = PLL(pll_rk3066, PLL_GPLL, "gpll", mux_pll_p, 0, RK2928_PLL_CON(12),
 232                      RK2928_MODE_CON, 12, 8, ROCKCHIP_PLL_SYNC_RATE, rk3188_pll_rates),
 233 };
 234
 235 #define MFLAGS CLK_MUX_HIWORD_MASK
 236 #define DFLAGS CLK_DIVIDER_HIWORD_MASK
 237 #define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE)
 238 #define IFLAGS ROCKCHIP_INVERTER_HIWORD_MASK
 239
 240 /* 2 ^ (val + 1) */
 241 static struct clk_div_table div_core_peri_t[] = {
 242         { .val = 0, .div = 2 },
 243         { .val = 1, .div = 4 },
 244         { .val = 2, .div = 8 },
 245         { .val = 3, .div = 16 },
 246         { /* sentinel */ },
 247 };
 248
 249 static struct rockchip_clk_branch common_hsadc_out_fracmux __initdata =
 250         MUX(0, "sclk_hsadc_out", mux_sclk_hsadc_p, 0,
 251                         RK2928_CLKSEL_CON(22), 4, 2, MFLAGS);
 252
 253 static struct rockchip_clk_branch common_spdif_fracmux __initdata =
 254         MUX(SCLK_SPDIF, "sclk_spdif", mux_sclk_spdif_p, CLK_SET_RATE_PARENT,
 255                         RK2928_CLKSEL_CON(5), 8, 2, MFLAGS);
 256
 257 static struct rockchip_clk_branch common_uart0_fracmux __initdata =
 258         MUX(SCLK_UART0, "sclk_uart0", mux_sclk_uart0_p, 0,
 259                         RK2928_CLKSEL_CON(13), 8, 2, MFLAGS);
 260
 261 static struct rockchip_clk_branch common_uart1_fracmux __initdata =
 262         MUX(SCLK_UART1, "sclk_uart1", mux_sclk_uart1_p, 0,
 263                         RK2928_CLKSEL_CON(14), 8, 2, MFLAGS);
 264
 265 static struct rockchip_clk_branch common_uart2_fracmux __initdata =
 266         MUX(SCLK_UART2, "sclk_uart2", mux_sclk_uart2_p, 0,
 267                         RK2928_CLKSEL_CON(15), 8, 2, MFLAGS);
 268
 269 static struct rockchip_clk_branch common_uart3_fracmux __initdata =
 270         MUX(SCLK_UART3, "sclk_uart3", mux_sclk_uart3_p, 0,
 271                         RK2928_CLKSEL_CON(16), 8, 2, MFLAGS);
 272
 273 static struct rockchip_clk_branch common_clk_branches[] __initdata = {
 274         /*
 275          * Clock-Architecture Diagram 2
 276          */
 277
 278         GATE(0, "gpll_armclk", "gpll", 0, RK2928_CLKGATE_CON(0), 1, GFLAGS),
 279
 280         /* these two are set by the cpuclk and should not be changed */
 281         COMPOSITE_NOMUX_DIVTBL(CORE_PERI, "core_peri", "armclk", 0,
 282                         RK2928_CLKSEL_CON(0), 6, 2, DFLAGS | CLK_DIVIDER_READ_ONLY,
 283                         div_core_peri_t, RK2928_CLKGATE_CON(0), 0, GFLAGS),
 284
 285         COMPOSITE(ACLK_VEPU, "aclk_vepu", mux_pll_src_cpll_gpll_p, 0,
 286                         RK2928_CLKSEL_CON(32), 7, 1, MFLAGS, 0, 5, DFLAGS,
 287                         RK2928_CLKGATE_CON(3), 9, GFLAGS),
 288         GATE(HCLK_VEPU, "hclk_vepu", "aclk_vepu", 0,
 289                         RK2928_CLKGATE_CON(3), 10, GFLAGS),
 290         COMPOSITE(ACLK_VDPU, "aclk_vdpu", mux_pll_src_cpll_gpll_p, 0,
 291                         RK2928_CLKSEL_CON(32), 15, 1, MFLAGS, 8, 5, DFLAGS,
 292                         RK2928_CLKGATE_CON(3), 11, GFLAGS),
 293         GATE(HCLK_VDPU, "hclk_vdpu", "aclk_vdpu", 0,
 294                         RK2928_CLKGATE_CON(3), 12, GFLAGS),
 295
 296         GATE(0, "gpll_ddr", "gpll", CLK_IGNORE_UNUSED,
 297                         RK2928_CLKGATE_CON(1), 7, GFLAGS),
 298         COMPOSITE(0, "ddrphy", mux_ddrphy_p, CLK_IGNORE_UNUSED,
 299                         RK2928_CLKSEL_CON(26), 8, 1, MFLAGS, 0, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
 300                         RK2928_CLKGATE_CON(0), 2, GFLAGS),
 301
 302         GATE(ACLK_CPU, "aclk_cpu", "aclk_cpu_pre", 0,
 303                         RK2928_CLKGATE_CON(0), 3, GFLAGS),
 304
 305         GATE(0, "atclk_cpu", "pclk_cpu_pre", 0,
 306                         RK2928_CLKGATE_CON(0), 6, GFLAGS),
 307         GATE(PCLK_CPU, "pclk_cpu", "pclk_cpu_pre", 0,
 308                         RK2928_CLKGATE_CON(0), 5, GFLAGS),
 309         GATE(HCLK_CPU, "hclk_cpu", "hclk_cpu_pre", CLK_IGNORE_UNUSED,
 310                         RK2928_CLKGATE_CON(0), 4, GFLAGS),
 311
 312         COMPOSITE(0, "aclk_lcdc0_pre", mux_pll_src_cpll_gpll_p, CLK_IGNORE_UNUSED,
 313                         RK2928_CLKSEL_CON(31), 7, 1, MFLAGS, 0, 5, DFLAGS,
 314                         RK2928_CLKGATE_CON(3), 0, GFLAGS),
 315         COMPOSITE(0, "aclk_lcdc1_pre", mux_pll_src_cpll_gpll_p, 0,
 316                         RK2928_CLKSEL_CON(31), 15, 1, MFLAGS, 8, 5, DFLAGS,
 317                         RK2928_CLKGATE_CON(1), 4, GFLAGS),
 318
 319         GATE(ACLK_PERI, "aclk_peri", "aclk_peri_pre", 0,
 320                         RK2928_CLKGATE_CON(2), 1, GFLAGS),
 321         COMPOSITE_NOMUX(HCLK_PERI, "hclk_peri", "aclk_peri_pre", 0,
 322                         RK2928_CLKSEL_CON(10), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
 323                         RK2928_CLKGATE_CON(2), 2, GFLAGS),
 324         COMPOSITE_NOMUX(PCLK_PERI, "pclk_peri", "aclk_peri_pre", 0,
 325                         RK2928_CLKSEL_CON(10), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
 326                         RK2928_CLKGATE_CON(2), 3, GFLAGS),
 327
 328         MUX(0, "cif_src", mux_pll_src_cpll_gpll_p, 0,
 329                         RK2928_CLKSEL_CON(29), 0, 1, MFLAGS),
 330         COMPOSITE_NOMUX(0, "cif0_pre", "cif_src", 0,
 331                         RK2928_CLKSEL_CON(29), 1, 5, DFLAGS,
 332                         RK2928_CLKGATE_CON(3), 7, GFLAGS),
 333         MUX(SCLK_CIF0, "sclk_cif0", mux_sclk_cif0_p, 0,
 334                         RK2928_CLKSEL_CON(29), 7, 1, MFLAGS),
 335
 336         GATE(0, "pclkin_cif0", "ext_cif0", 0,
 337                         RK2928_CLKGATE_CON(3), 3, GFLAGS),
 338         INVERTER(0, "pclk_cif0", "pclkin_cif0",
 339                         RK2928_CLKSEL_CON(30), 8, IFLAGS),
 340
 341         FACTOR(0, "xin12m", "xin24m", 0, 1, 2),
 342
 343         /*
 344          * the 480m are generated inside the usb block from these clocks,
 345          * but they are also a source for the hsicphy clock.
 346          */
 347         GATE(SCLK_OTGPHY0, "sclk_otgphy0", "xin24m", CLK_IGNORE_UNUSED,
 348                         RK2928_CLKGATE_CON(1), 5, GFLAGS),
 349         GATE(SCLK_OTGPHY1, "sclk_otgphy1", "xin24m", CLK_IGNORE_UNUSED,
 350                         RK2928_CLKGATE_CON(1), 6, GFLAGS),
 351
 352         COMPOSITE(0, "mac_src", mux_mac_p, 0,
 353                         RK2928_CLKSEL_CON(21), 0, 1, MFLAGS, 8, 5, DFLAGS,
 354                         RK2928_CLKGATE_CON(2), 5, GFLAGS),
 355         MUX(SCLK_MAC, "sclk_macref", mux_sclk_macref_p, CLK_SET_RATE_PARENT,
 356                         RK2928_CLKSEL_CON(21), 4, 1, MFLAGS),
 357         GATE(0, "sclk_mac_lbtest", "sclk_macref", 0,
 358                         RK2928_CLKGATE_CON(2), 12, GFLAGS),
 359
 360         COMPOSITE(0, "hsadc_src", mux_pll_src_gpll_cpll_p, 0,
 361                         RK2928_CLKSEL_CON(22), 0, 1, MFLAGS, 8, 8, DFLAGS,
 362                         RK2928_CLKGATE_CON(2), 6, GFLAGS),
 363         COMPOSITE_FRACMUX(0, "hsadc_frac", "hsadc_src", 0,
 364                         RK2928_CLKSEL_CON(23), 0,
 365                         RK2928_CLKGATE_CON(2), 7, GFLAGS,
 366                         &common_hsadc_out_fracmux),
 367         INVERTER(SCLK_HSADC, "sclk_hsadc", "sclk_hsadc_out",
 368                         RK2928_CLKSEL_CON(22), 7, IFLAGS),
 369
 370         COMPOSITE_NOMUX(SCLK_SARADC, "sclk_saradc", "xin24m", 0,
 371                         RK2928_CLKSEL_CON(24), 8, 8, DFLAGS,
 372                         RK2928_CLKGATE_CON(2), 8, GFLAGS),
 373
 374         COMPOSITE_NOMUX(0, "spdif_pre", "i2s_src", 0,
 375                         RK2928_CLKSEL_CON(5), 0, 7, DFLAGS,
 376                         RK2928_CLKGATE_CON(0), 13, GFLAGS),
 377         COMPOSITE_FRACMUX(0, "spdif_frac", "spdif_pre", CLK_SET_RATE_PARENT,
 378                         RK2928_CLKSEL_CON(9), 0,
 379                         RK2928_CLKGATE_CON(0), 14, GFLAGS,
 380                         &common_spdif_fracmux),
 381
 382         /*
 383          * Clock-Architecture Diagram 4
 384          */
 385
 386         GATE(SCLK_SMC, "sclk_smc", "hclk_peri", 0,
 387                         RK2928_CLKGATE_CON(2), 4, GFLAGS),
 388
 389         COMPOSITE_NOMUX(SCLK_SPI0, "sclk_spi0", "pclk_peri", 0,
 390                         RK2928_CLKSEL_CON(25), 0, 7, DFLAGS,
 391                         RK2928_CLKGATE_CON(2), 9, GFLAGS),
 392         COMPOSITE_NOMUX(SCLK_SPI1, "sclk_spi1", "pclk_peri", 0,
 393                         RK2928_CLKSEL_CON(25), 8, 7, DFLAGS,
 394                         RK2928_CLKGATE_CON(2), 10, GFLAGS),
 395
 396         COMPOSITE_NOMUX(SCLK_SDMMC, "sclk_sdmmc", "hclk_peri", 0,
 397                         RK2928_CLKSEL_CON(11), 0, 6, DFLAGS,
 398                         RK2928_CLKGATE_CON(2), 11, GFLAGS),
 399         COMPOSITE_NOMUX(SCLK_SDIO, "sclk_sdio", "hclk_peri", 0,
 400                         RK2928_CLKSEL_CON(12), 0, 6, DFLAGS,
 401                         RK2928_CLKGATE_CON(2), 13, GFLAGS),
 402         COMPOSITE_NOMUX(SCLK_EMMC, "sclk_emmc", "hclk_peri", 0,
 403                         RK2928_CLKSEL_CON(12), 8, 6, DFLAGS,
 404                         RK2928_CLKGATE_CON(2), 14, GFLAGS),
 405
 406         MUX(0, "uart_src", mux_pll_src_gpll_cpll_p, 0,
 407                         RK2928_CLKSEL_CON(12), 15, 1, MFLAGS),
 408         COMPOSITE_NOMUX(0, "uart0_pre", "uart_src", 0,
 409                         RK2928_CLKSEL_CON(13), 0, 7, DFLAGS,
 410                         RK2928_CLKGATE_CON(1), 8, GFLAGS),
 411         COMPOSITE_FRACMUX(0, "uart0_frac", "uart0_pre", 0,
 412                         RK2928_CLKSEL_CON(17), 0,
 413                         RK2928_CLKGATE_CON(1), 9, GFLAGS,
 414                         &common_uart0_fracmux),
 415         COMPOSITE_NOMUX(0, "uart1_pre", "uart_src", 0,
 416                         RK2928_CLKSEL_CON(14), 0, 7, DFLAGS,
 417                         RK2928_CLKGATE_CON(1), 10, GFLAGS),
 418         COMPOSITE_FRACMUX(0, "uart1_frac", "uart1_pre", 0,
 419                         RK2928_CLKSEL_CON(18), 0,
 420                         RK2928_CLKGATE_CON(1), 11, GFLAGS,
 421                         &common_uart1_fracmux),
 422         COMPOSITE_NOMUX(0, "uart2_pre", "uart_src", 0,
 423                         RK2928_CLKSEL_CON(15), 0, 7, DFLAGS,
 424                         RK2928_CLKGATE_CON(1), 12, GFLAGS),
 425         COMPOSITE_FRACMUX(0, "uart2_frac", "uart2_pre", 0,
 426                         RK2928_CLKSEL_CON(19), 0,
 427                         RK2928_CLKGATE_CON(1), 13, GFLAGS,
 428                         &common_uart2_fracmux),
 429         COMPOSITE_NOMUX(0, "uart3_pre", "uart_src", 0,
 430                         RK2928_CLKSEL_CON(16), 0, 7, DFLAGS,
 431                         RK2928_CLKGATE_CON(1), 14, GFLAGS),
 432         COMPOSITE_FRACMUX(0, "uart3_frac", "uart3_pre", 0,
 433                         RK2928_CLKSEL_CON(20), 0,
 434                         RK2928_CLKGATE_CON(1), 15, GFLAGS,
 435                         &common_uart3_fracmux),
 436
 437         GATE(SCLK_JTAG, "jtag", "ext_jtag", 0, RK2928_CLKGATE_CON(1), 3, GFLAGS),
 438
 439         GATE(SCLK_TIMER0, "timer0", "xin24m", 0, RK2928_CLKGATE_CON(1), 0, GFLAGS),
 440         GATE(SCLK_TIMER1, "timer1", "xin24m", 0, RK2928_CLKGATE_CON(1), 1, GFLAGS),
 441
 442         /* clk_core_pre gates */
 443         GATE(0, "core_dbg", "armclk", 0, RK2928_CLKGATE_CON(9), 0, GFLAGS),
 444
 445         /* aclk_cpu gates */
 446         GATE(ACLK_DMA1, "aclk_dma1", "aclk_cpu", 0, RK2928_CLKGATE_CON(5), 0, GFLAGS),
 447         GATE(0, "aclk_intmem", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 12, GFLAGS),
 448         GATE(0, "aclk_strc_sys", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 10, GFLAGS),
 449
 450         /* hclk_cpu gates */
 451         GATE(HCLK_ROM, "hclk_rom", "hclk_cpu", 0, RK2928_CLKGATE_CON(5), 6, GFLAGS),
 452         GATE(HCLK_I2S0, "hclk_i2s0", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 2, GFLAGS),
 453         GATE(HCLK_SPDIF, "hclk_spdif", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 1, GFLAGS),
 454         GATE(0, "hclk_cpubus", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 8, GFLAGS),
 455         /* hclk_ahb2apb is part of a clk branch */
 456         GATE(0, "hclk_vio_bus", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 12, GFLAGS),
 457         GATE(HCLK_LCDC0, "hclk_lcdc0", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 1, GFLAGS),
 458         GATE(HCLK_LCDC1, "hclk_lcdc1", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 2, GFLAGS),
 459         GATE(HCLK_CIF0, "hclk_cif0", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 4, GFLAGS),
 460         GATE(HCLK_IPP, "hclk_ipp", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 9, GFLAGS),
 461         GATE(HCLK_RGA, "hclk_rga", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 10, GFLAGS),
 462
 463         /* hclk_peri gates */
 464         GATE(0, "hclk_peri_axi_matrix", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 0, GFLAGS),
 465         GATE(0, "hclk_peri_ahb_arbi", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 6, GFLAGS),
 466         GATE(0, "hclk_emem_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 7, GFLAGS),
 467         GATE(HCLK_EMAC, "hclk_emac", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 0, GFLAGS),
 468         GATE(HCLK_NANDC0, "hclk_nandc0", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 9, GFLAGS),
 469         GATE(0, "hclk_usb_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 5, GFLAGS),
 470         GATE(HCLK_OTG0, "hclk_usbotg0", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(5), 13, GFLAGS),
 471         GATE(HCLK_HSADC, "hclk_hsadc", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 5, GFLAGS),
 472         GATE(HCLK_PIDF, "hclk_pidfilter", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 6, GFLAGS),
 473         GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 10, GFLAGS),
 474         GATE(HCLK_SDIO, "hclk_sdio", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 11, GFLAGS),
 475         GATE(HCLK_EMMC, "hclk_emmc", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 12, GFLAGS),
 476
 477         /* aclk_lcdc0_pre gates */
 478         GATE(0, "aclk_vio0", "aclk_lcdc0_pre", 0, RK2928_CLKGATE_CON(6), 13, GFLAGS),
 479         GATE(ACLK_LCDC0, "aclk_lcdc0", "aclk_vio0", 0, RK2928_CLKGATE_CON(6), 0, GFLAGS),
 480         GATE(ACLK_CIF0, "aclk_cif0", "aclk_vio0", 0, RK2928_CLKGATE_CON(6), 5, GFLAGS),
 481         GATE(ACLK_IPP, "aclk_ipp", "aclk_vio0", 0, RK2928_CLKGATE_CON(6), 8, GFLAGS),
 482
 483         /* aclk_lcdc1_pre gates */
 484         GATE(0, "aclk_vio1", "aclk_lcdc1_pre", 0, RK2928_CLKGATE_CON(9), 5, GFLAGS),
 485         GATE(ACLK_LCDC1, "aclk_lcdc1", "aclk_vio1", 0, RK2928_CLKGATE_CON(6), 3, GFLAGS),
 486         GATE(ACLK_RGA, "aclk_rga", "aclk_vio1", 0, RK2928_CLKGATE_CON(6), 11, GFLAGS),
 487
 488         /* atclk_cpu gates */
 489         GATE(0, "atclk", "atclk_cpu", 0, RK2928_CLKGATE_CON(9), 3, GFLAGS),
 490         GATE(0, "trace", "atclk_cpu", 0, RK2928_CLKGATE_CON(9), 2, GFLAGS),
 491
 492         /* pclk_cpu gates */
 493         GATE(PCLK_PWM01, "pclk_pwm01", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 10, GFLAGS),
 494         GATE(PCLK_TIMER0, "pclk_timer0", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 7, GFLAGS),
 495         GATE(PCLK_I2C0, "pclk_i2c0", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 4, GFLAGS),
 496         GATE(PCLK_I2C1, "pclk_i2c1", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 5, GFLAGS),
 497         GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 9, GFLAGS),
 498         GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 10, GFLAGS),
 499         GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 11, GFLAGS),
 500         GATE(PCLK_EFUSE, "pclk_efuse", "pclk_cpu", 0, RK2928_CLKGATE_CON(5), 2, GFLAGS),
 501         GATE(PCLK_TZPC, "pclk_tzpc", "pclk_cpu", 0, RK2928_CLKGATE_CON(5), 3, GFLAGS),
 502         GATE(PCLK_DDRUPCTL, "pclk_ddrupctl", "pclk_cpu", 0, RK2928_CLKGATE_CON(5), 7, GFLAGS),
 503         GATE(PCLK_PUBL, "pclk_ddrpubl", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 6, GFLAGS),
 504         GATE(0, "pclk_dbg", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 1, GFLAGS),
 505         GATE(PCLK_GRF, "pclk_grf", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(5), 4, GFLAGS),
 506         GATE(PCLK_PMU, "pclk_pmu", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(5), 5, GFLAGS),
 507
 508         /* aclk_peri */
 509         GATE(ACLK_DMA2, "aclk_dma2", "aclk_peri", 0, RK2928_CLKGATE_CON(5), 1, GFLAGS),
 510         GATE(ACLK_SMC, "aclk_smc", "aclk_peri", 0, RK2928_CLKGATE_CON(5), 8, GFLAGS),
 511         GATE(0, "aclk_peri_niu", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 4, GFLAGS),
 512         GATE(0, "aclk_cpu_peri", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 2, GFLAGS),
 513         GATE(0, "aclk_peri_axi_matrix", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 3, GFLAGS),
 514
 515         /* pclk_peri gates */
 516         GATE(0, "pclk_peri_axi_matrix", "pclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 1, GFLAGS),
 517         GATE(PCLK_PWM23, "pclk_pwm23", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 11, GFLAGS),
 518         GATE(PCLK_WDT, "pclk_wdt", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 15, GFLAGS),
 519         GATE(PCLK_SPI0, "pclk_spi0", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 12, GFLAGS),
 520         GATE(PCLK_SPI1, "pclk_spi1", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 13, GFLAGS),
 521         GATE(PCLK_UART2, "pclk_uart2", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 2, GFLAGS),
 522         GATE(PCLK_UART3, "pclk_uart3", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 3, GFLAGS),
 523         GATE(PCLK_I2C2, "pclk_i2c2", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 6, GFLAGS),
 524         GATE(PCLK_I2C3, "pclk_i2c3", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 7, GFLAGS),
 525         GATE(PCLK_I2C4, "pclk_i2c4", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 8, GFLAGS),
 526         GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 12, GFLAGS),
 527         GATE(PCLK_SARADC, "pclk_saradc", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 14, GFLAGS),
 528 };
 529
 530 PNAME(mux_rk3066_lcdc0_p)       = { "dclk_lcdc0_src", "xin27m" };
 531 PNAME(mux_rk3066_lcdc1_p)       = { "dclk_lcdc1_src", "xin27m" };
 532 PNAME(mux_sclk_cif1_p)          = { "cif1_pre", "xin24m" };
 533 PNAME(mux_sclk_i2s1_p)          = { "i2s1_pre", "i2s1_frac", "xin12m" };
 534 PNAME(mux_sclk_i2s2_p)          = { "i2s2_pre", "i2s2_frac", "xin12m" };
 535
 536 static struct clk_div_table div_aclk_cpu_t[] = {
 537         { .val = 0, .div = 1 },
 538         { .val = 1, .div = 2 },
 539         { .val = 2, .div = 3 },
 540         { .val = 3, .div = 4 },
 541         { .val = 4, .div = 8 },
 542         { /* sentinel */ },
 543 };
 544
 545 static struct rockchip_clk_branch rk3066a_i2s0_fracmux __initdata =
 546         MUX(SCLK_I2S0, "sclk_i2s0", mux_sclk_i2s0_p, 0,
 547                         RK2928_CLKSEL_CON(2), 8, 2, MFLAGS);
 548
 549 static struct rockchip_clk_branch rk3066a_i2s1_fracmux __initdata =
 550         MUX(SCLK_I2S1, "sclk_i2s1", mux_sclk_i2s1_p, 0,
 551                         RK2928_CLKSEL_CON(3), 8, 2, MFLAGS);
 552
 553 static struct rockchip_clk_branch rk3066a_i2s2_fracmux __initdata =
 554         MUX(SCLK_I2S2, "sclk_i2s2", mux_sclk_i2s2_p, 0,
 555                         RK2928_CLKSEL_CON(4), 8, 2, MFLAGS);
 556
 557 static struct rockchip_clk_branch rk3066a_clk_branches[] __initdata = {
 558         DIVTBL(0, "aclk_cpu_pre", "armclk", 0,
 559                         RK2928_CLKSEL_CON(1), 0, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, div_aclk_cpu_t),
 560         DIV(0, "pclk_cpu_pre", "aclk_cpu_pre", 0,
 561                         RK2928_CLKSEL_CON(1), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO
 562                                                             | CLK_DIVIDER_READ_ONLY),
 563         DIV(0, "hclk_cpu_pre", "aclk_cpu_pre", 0,
 564                         RK2928_CLKSEL_CON(1), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO
 565                                                            | CLK_DIVIDER_READ_ONLY),
 566         COMPOSITE_NOMUX(0, "hclk_ahb2apb", "hclk_cpu_pre", 0,
 567                         RK2928_CLKSEL_CON(1), 14, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO
 568                                                             | CLK_DIVIDER_READ_ONLY,
 569                         RK2928_CLKGATE_CON(4), 9, GFLAGS),
 570
 571         GATE(CORE_L2C, "core_l2c", "aclk_cpu", CLK_IGNORE_UNUSED,
 572                         RK2928_CLKGATE_CON(9), 4, GFLAGS),
 573
 574         COMPOSITE(0, "aclk_peri_pre", mux_pll_src_gpll_cpll_p, 0,
 575                         RK2928_CLKSEL_CON(10), 15, 1, MFLAGS, 0, 5, DFLAGS,
 576                         RK2928_CLKGATE_CON(2), 0, GFLAGS),
 577
 578         COMPOSITE(0, "dclk_lcdc0_src", mux_pll_src_cpll_gpll_p, 0,
 579                         RK2928_CLKSEL_CON(27), 0, 1, MFLAGS, 8, 8, DFLAGS,
 580                         RK2928_CLKGATE_CON(3), 1, GFLAGS),
 581         MUX(DCLK_LCDC0, "dclk_lcdc0", mux_rk3066_lcdc0_p, CLK_SET_RATE_PARENT,
 582                         RK2928_CLKSEL_CON(27), 4, 1, MFLAGS),
 583         COMPOSITE(0, "dclk_lcdc1_src", mux_pll_src_cpll_gpll_p, 0,
 584                         RK2928_CLKSEL_CON(28), 0, 1, MFLAGS, 8, 8, DFLAGS,
 585                         RK2928_CLKGATE_CON(3), 2, GFLAGS),
 586         MUX(DCLK_LCDC1, "dclk_lcdc1", mux_rk3066_lcdc1_p, CLK_SET_RATE_PARENT,
 587                         RK2928_CLKSEL_CON(28), 4, 1, MFLAGS),
 588
 589         COMPOSITE_NOMUX(0, "cif1_pre", "cif_src", 0,
 590                         RK2928_CLKSEL_CON(29), 8, 5, DFLAGS,
 591                         RK2928_CLKGATE_CON(3), 8, GFLAGS),
 592         MUX(SCLK_CIF1, "sclk_cif1", mux_sclk_cif1_p, 0,
 593                         RK2928_CLKSEL_CON(29), 15, 1, MFLAGS),
 594
 595         GATE(0, "pclkin_cif1", "ext_cif1", 0,
 596                         RK2928_CLKGATE_CON(3), 4, GFLAGS),
 597         INVERTER(0, "pclk_cif1", "pclkin_cif1",
 598                         RK2928_CLKSEL_CON(30), 12, IFLAGS),
 599
 600         COMPOSITE(0, "aclk_gpu_src", mux_pll_src_cpll_gpll_p, 0,
 601                         RK2928_CLKSEL_CON(33), 8, 1, MFLAGS, 0, 5, DFLAGS,
 602                         RK2928_CLKGATE_CON(3), 13, GFLAGS),
 603         GATE(ACLK_GPU, "aclk_gpu", "aclk_gpu_src", 0,
 604                         RK2928_CLKGATE_CON(5), 15, GFLAGS),
 605
 606         GATE(SCLK_TIMER2, "timer2", "xin24m", 0,
 607                         RK2928_CLKGATE_CON(3), 2, GFLAGS),
 608
 609         COMPOSITE_NOMUX(SCLK_TSADC, "sclk_tsadc", "xin24m", 0,
 610                         RK2928_CLKSEL_CON(34), 0, 16, DFLAGS,
 611                         RK2928_CLKGATE_CON(2), 15, GFLAGS),
 612
 613         MUX(0, "i2s_src", mux_pll_src_gpll_cpll_p, 0,
 614                         RK2928_CLKSEL_CON(2), 15, 1, MFLAGS),
 615         COMPOSITE_NOMUX(0, "i2s0_pre", "i2s_src", 0,
 616                         RK2928_CLKSEL_CON(2), 0, 7, DFLAGS,
 617                         RK2928_CLKGATE_CON(0), 7, GFLAGS),
 618         COMPOSITE_FRACMUX(0, "i2s0_frac", "i2s0_pre", 0,
 619                         RK2928_CLKSEL_CON(6), 0,
 620                         RK2928_CLKGATE_CON(0), 8, GFLAGS,
 621                         &rk3066a_i2s0_fracmux),
 622         COMPOSITE_NOMUX(0, "i2s1_pre", "i2s_src", 0,
 623                         RK2928_CLKSEL_CON(3), 0, 7, DFLAGS,
 624                         RK2928_CLKGATE_CON(0), 9, GFLAGS),
 625         COMPOSITE_FRACMUX(0, "i2s1_frac", "i2s1_pre", 0,
 626                         RK2928_CLKSEL_CON(7), 0,
 627                         RK2928_CLKGATE_CON(0), 10, GFLAGS,
 628                         &rk3066a_i2s1_fracmux),
 629         COMPOSITE_NOMUX(0, "i2s2_pre", "i2s_src", 0,
 630                         RK2928_CLKSEL_CON(4), 0, 7, DFLAGS,
 631                         RK2928_CLKGATE_CON(0), 11, GFLAGS),
 632         COMPOSITE_FRACMUX(0, "i2s2_frac", "i2s2_pre", 0,
 633                         RK2928_CLKSEL_CON(8), 0,
 634                         RK2928_CLKGATE_CON(0), 12, GFLAGS,
 635                         &rk3066a_i2s2_fracmux),
 636
 637         GATE(HCLK_I2S1, "hclk_i2s1", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 3, GFLAGS),
 638         GATE(HCLK_I2S2, "hclk_i2s2", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 4, GFLAGS),
 639         GATE(HCLK_CIF1, "hclk_cif1", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 6, GFLAGS),
 640         GATE(HCLK_HDMI, "hclk_hdmi", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 14, GFLAGS),
 641
 642         GATE(HCLK_OTG1, "hclk_usbotg1", "hclk_peri", CLK_IGNORE_UNUSED,
 643                         RK2928_CLKGATE_CON(5), 14, GFLAGS),
 644
 645         GATE(ACLK_CIF1, "aclk_cif1", "aclk_vio1", 0, RK2928_CLKGATE_CON(6), 7, GFLAGS),
 646
 647         GATE(PCLK_TIMER1, "pclk_timer1", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 8, GFLAGS),
 648         GATE(PCLK_TIMER2, "pclk_timer2", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 9, GFLAGS),
 649         GATE(PCLK_GPIO6, "pclk_gpio6", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 15, GFLAGS),
 650         GATE(PCLK_UART0, "pclk_uart0", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 0, GFLAGS),
 651         GATE(PCLK_UART1, "pclk_uart1", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 1, GFLAGS),
 652
 653         GATE(PCLK_GPIO4, "pclk_gpio4", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 13, GFLAGS),
 654         GATE(PCLK_TSADC, "pclk_tsadc", "pclk_peri", 0, RK2928_CLKGATE_CON(4), 13, GFLAGS),
 655 };
 656
 657 static struct clk_div_table div_rk3188_aclk_core_t[] = {
 658         { .val = 0, .div = 1 },
 659         { .val = 1, .div = 2 },
 660         { .val = 2, .div = 3 },
 661         { .val = 3, .div = 4 },
 662         { .val = 4, .div = 8 },
 663         { /* sentinel */ },
 664 };
 665
 666 PNAME(mux_hsicphy_p)            = { "sclk_otgphy0_480m", "sclk_otgphy1_480m",
 667                                     "gpll", "cpll" };
 668
 669 static struct rockchip_clk_branch rk3188_i2s0_fracmux __initdata =
 670         MUX(SCLK_I2S0, "sclk_i2s0", mux_sclk_i2s0_p, CLK_SET_RATE_PARENT,
 671                         RK2928_CLKSEL_CON(3), 8, 2, MFLAGS);
 672
 673 static struct rockchip_clk_branch rk3188_clk_branches[] __initdata = {
 674         COMPOSITE_NOMUX_DIVTBL(0, "aclk_core", "armclk", CLK_IGNORE_UNUSED,
 675                         RK2928_CLKSEL_CON(1), 3, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
 676                         div_rk3188_aclk_core_t, RK2928_CLKGATE_CON(0), 7, GFLAGS),
 677
 678         /* do not source aclk_cpu_pre from the apll, to keep complexity down */
 679         COMPOSITE_NOGATE(0, "aclk_cpu_pre", mux_aclk_cpu_p, CLK_SET_RATE_NO_REPARENT,
 680                         RK2928_CLKSEL_CON(0), 5, 1, MFLAGS, 0, 5, DFLAGS),
 681         DIV(0, "pclk_cpu_pre", "aclk_cpu_pre", 0,
 682                         RK2928_CLKSEL_CON(1), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO),
 683         DIV(0, "hclk_cpu_pre", "aclk_cpu_pre", 0,
 684                         RK2928_CLKSEL_CON(1), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO),
 685         COMPOSITE_NOMUX(0, "hclk_ahb2apb", "hclk_cpu_pre", 0,
 686                         RK2928_CLKSEL_CON(1), 14, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
 687                         RK2928_CLKGATE_CON(4), 9, GFLAGS),
 688
 689         GATE(CORE_L2C, "core_l2c", "armclk", CLK_IGNORE_UNUSED,
 690                         RK2928_CLKGATE_CON(9), 4, GFLAGS),
 691
 692         COMPOSITE(0, "aclk_peri_pre", mux_pll_src_cpll_gpll_p, 0,
 693                         RK2928_CLKSEL_CON(10), 15, 1, MFLAGS, 0, 5, DFLAGS,
 694                         RK2928_CLKGATE_CON(2), 0, GFLAGS),
 695
 696         COMPOSITE(DCLK_LCDC0, "dclk_lcdc0", mux_pll_src_cpll_gpll_p, 0,
 697                         RK2928_CLKSEL_CON(27), 0, 1, MFLAGS, 8, 8, DFLAGS,
 698                         RK2928_CLKGATE_CON(3), 1, GFLAGS),
 699         COMPOSITE(DCLK_LCDC1, "dclk_lcdc1", mux_pll_src_cpll_gpll_p, 0,
 700                         RK2928_CLKSEL_CON(28), 0, 1, MFLAGS, 8, 8, DFLAGS,
 701                         RK2928_CLKGATE_CON(3), 2, GFLAGS),
 702
 703         COMPOSITE(0, "aclk_gpu_src", mux_pll_src_cpll_gpll_p, 0,
 704                         RK2928_CLKSEL_CON(34), 7, 1, MFLAGS, 0, 5, DFLAGS,
 705                         RK2928_CLKGATE_CON(3), 15, GFLAGS),
 706         GATE(ACLK_GPU, "aclk_gpu", "aclk_gpu_src", 0,
 707                         RK2928_CLKGATE_CON(9), 7, GFLAGS),
 708
 709         GATE(SCLK_TIMER2, "timer2", "xin24m", 0, RK2928_CLKGATE_CON(3), 4, GFLAGS),
 710         GATE(SCLK_TIMER3, "timer3", "xin24m", 0, RK2928_CLKGATE_CON(1), 2, GFLAGS),
 711         GATE(SCLK_TIMER4, "timer4", "xin24m", 0, RK2928_CLKGATE_CON(3), 5, GFLAGS),
 712         GATE(SCLK_TIMER5, "timer5", "xin24m", 0, RK2928_CLKGATE_CON(3), 8, GFLAGS),
 713         GATE(SCLK_TIMER6, "timer6", "xin24m", 0, RK2928_CLKGATE_CON(3), 14, GFLAGS),
 714
 715         COMPOSITE_NODIV(0, "sclk_hsicphy_480m", mux_hsicphy_p, 0,
 716                         RK2928_CLKSEL_CON(30), 0, 2, DFLAGS,
 717                         RK2928_CLKGATE_CON(3), 6, GFLAGS),
 718         DIV(0, "sclk_hsicphy_12m", "sclk_hsicphy_480m", 0,
 719                         RK2928_CLKSEL_CON(11), 8, 6, DFLAGS),
 720
 721         MUX(0, "i2s_src", mux_pll_src_gpll_cpll_p, 0,
 722                         RK2928_CLKSEL_CON(2), 15, 1, MFLAGS),
 723         COMPOSITE_NOMUX(0, "i2s0_pre", "i2s_src", 0,
 724                         RK2928_CLKSEL_CON(3), 0, 7, DFLAGS,
 725                         RK2928_CLKGATE_CON(0), 9, GFLAGS),
 726         COMPOSITE_FRACMUX(0, "i2s0_frac", "i2s0_pre", CLK_SET_RATE_PARENT,
 727                         RK2928_CLKSEL_CON(7), 0,
 728                         RK2928_CLKGATE_CON(0), 10, GFLAGS,
 729                         &rk3188_i2s0_fracmux),
 730
 731         GATE(0, "hclk_imem0", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 14, GFLAGS),
 732         GATE(0, "hclk_imem1", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 15, GFLAGS),
 733
 734         GATE(HCLK_OTG1, "hclk_usbotg1", "hclk_peri", CLK_IGNORE_UNUSED,
 735                         RK2928_CLKGATE_CON(7), 3, GFLAGS),
 736         GATE(HCLK_HSIC, "hclk_hsic", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 4, GFLAGS),
 737
 738         GATE(PCLK_TIMER3, "pclk_timer3", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 9, GFLAGS),
 739
 740         GATE(PCLK_UART0, "pclk_uart0", "hclk_ahb2apb", 0, RK2928_CLKGATE_CON(8), 0, GFLAGS),
 741         GATE(PCLK_UART1, "pclk_uart1", "hclk_ahb2apb", 0, RK2928_CLKGATE_CON(8), 1, GFLAGS),
 742
 743         GATE(ACLK_GPS, "aclk_gps", "aclk_peri", 0, RK2928_CLKGATE_CON(8), 13, GFLAGS),
 744 };
 745
 746 static const char *const rk3188_critical_clocks[] __initconst = {
 747         "aclk_cpu",
 748         "aclk_peri",
 749         "hclk_peri",
 750         "pclk_cpu",
 751         "pclk_peri",
 752         "hclk_cpubus",
 753         "hclk_vio_bus",
 754 };
 755
 756 static struct rockchip_clk_provider *__init rk3188_common_clk_init(struct device_node *np)
 757 {
 758         struct rockchip_clk_provider *ctx;
 759         void __iomem *reg_base;
 760
 761         reg_base = of_iomap(np, 0);
 762         if (!reg_base) {
 763                 pr_err("%s: could not map cru region\n", __func__);
 764                 return ERR_PTR(-ENOMEM);
 765         }
 766
 767         ctx = rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
 768         if (IS_ERR(ctx)) {
 769                 pr_err("%s: rockchip clk init failed\n", __func__);
 770                 iounmap(reg_base);
 771                 return ERR_PTR(-ENOMEM);
 772         }
 773
 774         rockchip_clk_register_branches(ctx, common_clk_branches,
 775                                   ARRAY_SIZE(common_clk_branches));
 776
 777         rockchip_register_softrst(np, 9, reg_base + RK2928_SOFTRST_CON(0),
 778                                   ROCKCHIP_SOFTRST_HIWORD_MASK);
 779
 780         rockchip_register_restart_notifier(ctx, RK2928_GLB_SRST_FST, NULL);
 781
 782         return ctx;
 783 }
 784
 785 static void __init rk3066a_clk_init(struct device_node *np)
 786 {
 787         struct rockchip_clk_provider *ctx;
 788
 789         ctx = rk3188_common_clk_init(np);
 790         if (IS_ERR(ctx))
 791                 return;
 792
 793         rockchip_clk_register_plls(ctx, rk3066_pll_clks,
 794                                    ARRAY_SIZE(rk3066_pll_clks),
 795                                    RK3066_GRF_SOC_STATUS);
 796         rockchip_clk_register_branches(ctx, rk3066a_clk_branches,
 797                                   ARRAY_SIZE(rk3066a_clk_branches));
 798         rockchip_clk_register_armclk(ctx, ARMCLK, "armclk",
 799                         mux_armclk_p, ARRAY_SIZE(mux_armclk_p),
 800                         &rk3066_cpuclk_data, rk3066_cpuclk_rates,
 801                         ARRAY_SIZE(rk3066_cpuclk_rates));
 802         rockchip_clk_protect_critical(rk3188_critical_clocks,
 803                                       ARRAY_SIZE(rk3188_critical_clocks));
 804         rockchip_clk_of_add_provider(np, ctx);
 805 }
 806 CLK_OF_DECLARE(rk3066a_cru, "rockchip,rk3066a-cru", rk3066a_clk_init);
 807
 808 static void __init rk3188a_clk_init(struct device_node *np)
 809 {
 810         struct rockchip_clk_provider *ctx;
 811         struct clk *clk1, *clk2;
 812         unsigned long rate;
 813         int ret;
 814
 815         ctx = rk3188_common_clk_init(np);
 816         if (IS_ERR(ctx))
 817                 return;
 818
 819         rockchip_clk_register_plls(ctx, rk3188_pll_clks,
 820                                    ARRAY_SIZE(rk3188_pll_clks),
 821                                    RK3188_GRF_SOC_STATUS);
 822         rockchip_clk_register_branches(ctx, rk3188_clk_branches,
 823                                   ARRAY_SIZE(rk3188_clk_branches));
 824         rockchip_clk_register_armclk(ctx, ARMCLK, "armclk",
 825                                   mux_armclk_p, ARRAY_SIZE(mux_armclk_p),
 826                                   &rk3188_cpuclk_data, rk3188_cpuclk_rates,
 827                                   ARRAY_SIZE(rk3188_cpuclk_rates));
 828
 829         /* reparent aclk_cpu_pre from apll */
 830         clk1 = __clk_lookup("aclk_cpu_pre");
 831         clk2 = __clk_lookup("gpll");
 832         if (clk1 && clk2) {
 833                 rate = clk_get_rate(clk1);
 834
 835                 ret = clk_set_parent(clk1, clk2);
 836                 if (ret < 0)
 837                         pr_warn("%s: could not reparent aclk_cpu_pre to gpll\n",
 838                                 __func__);
 839
 840                 clk_set_rate(clk1, rate);
 841         } else {
 842                 pr_warn("%s: missing clocks to reparent aclk_cpu_pre to gpll\n",
 843                         __func__);
 844         }
 845
 846         rockchip_clk_protect_critical(rk3188_critical_clocks,
 847                                       ARRAY_SIZE(rk3188_critical_clocks));
 848         rockchip_clk_of_add_provider(np, ctx);
 849 }
 850 CLK_OF_DECLARE(rk3188a_cru, "rockchip,rk3188a-cru", rk3188a_clk_init);
 851
 852 static void __init rk3188_clk_init(struct device_node *np)
 853 {
 854         int i;
 855
 856         for (i = 0; i < ARRAY_SIZE(rk3188_pll_clks); i++) {
 857                 struct rockchip_pll_clock *pll = &rk3188_pll_clks[i];
 858                 struct rockchip_pll_rate_table *rate;
 859
 860                 if (!pll->rate_table)
 861                         continue;
 862
 863                 rate = pll->rate_table;
 864                 while (rate->rate > 0) {
 865                         rate->nb = 1;
 866                         rate++;
 867                 }
 868         }
 869
 870         rk3188a_clk_init(np);
 871 }
 872 CLK_OF_DECLARE(rk3188_cru, "rockchip,rk3188-cru", rk3188_clk_init);