drivers/clk/rockchip/clk-rk3368.c

   1 /*
   2  * Copyright (c) 2015 Heiko Stuebner <heiko@sntech.de>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14
  15 #include <linux/clk-provider.h>
  16 #include <linux/of.h>
  17 #include <linux/of_address.h>
  18 #include <linux/platform_device.h>
  19 #include <dt-bindings/clock/rk3368-cru.h>
  20 #include "clk.h"
  21
  22 #define RK3368_GRF_SOC_STATUS0  0x480
  23
  24 enum rk3368_plls {
  25         apllb, aplll, dpll, cpll, gpll, npll,
  26 };
  27
  28 static struct rockchip_pll_rate_table rk3368_pll_rates[] = {
  29         RK3066_PLL_RATE(2208000000, 1, 92, 1),
  30         RK3066_PLL_RATE(2184000000, 1, 91, 1),
  31         RK3066_PLL_RATE(2160000000, 1, 90, 1),
  32         RK3066_PLL_RATE(2136000000, 1, 89, 1),
  33         RK3066_PLL_RATE(2112000000, 1, 88, 1),
  34         RK3066_PLL_RATE(2088000000, 1, 87, 1),
  35         RK3066_PLL_RATE(2064000000, 1, 86, 1),
  36         RK3066_PLL_RATE(2040000000, 1, 85, 1),
  37         RK3066_PLL_RATE(2016000000, 1, 84, 1),
  38         RK3066_PLL_RATE(1992000000, 1, 83, 1),
  39         RK3066_PLL_RATE(1968000000, 1, 82, 1),
  40         RK3066_PLL_RATE(1944000000, 1, 81, 1),
  41         RK3066_PLL_RATE(1920000000, 1, 80, 1),
  42         RK3066_PLL_RATE(1896000000, 1, 79, 1),
  43         RK3066_PLL_RATE(1872000000, 1, 78, 1),
  44         RK3066_PLL_RATE(1848000000, 1, 77, 1),
  45         RK3066_PLL_RATE(1824000000, 1, 76, 1),
  46         RK3066_PLL_RATE(1800000000, 1, 75, 1),
  47         RK3066_PLL_RATE(1776000000, 1, 74, 1),
  48         RK3066_PLL_RATE(1752000000, 1, 73, 1),
  49         RK3066_PLL_RATE(1728000000, 1, 72, 1),
  50         RK3066_PLL_RATE(1704000000, 1, 71, 1),
  51         RK3066_PLL_RATE(1680000000, 1, 70, 1),
  52         RK3066_PLL_RATE(1656000000, 1, 69, 1),
  53         RK3066_PLL_RATE(1632000000, 1, 68, 1),
  54         RK3066_PLL_RATE(1608000000, 1, 67, 1),
  55         RK3066_PLL_RATE(1560000000, 1, 65, 1),
  56         RK3066_PLL_RATE(1512000000, 1, 63, 1),
  57         RK3066_PLL_RATE(1488000000, 1, 62, 1),
  58         RK3066_PLL_RATE(1464000000, 1, 61, 1),
  59         RK3066_PLL_RATE(1440000000, 1, 60, 1),
  60         RK3066_PLL_RATE(1416000000, 1, 59, 1),
  61         RK3066_PLL_RATE(1392000000, 1, 58, 1),
  62         RK3066_PLL_RATE(1368000000, 1, 57, 1),
  63         RK3066_PLL_RATE(1344000000, 1, 56, 1),
  64         RK3066_PLL_RATE(1320000000, 1, 55, 1),
  65         RK3066_PLL_RATE(1296000000, 1, 54, 1),
  66         RK3066_PLL_RATE(1272000000, 1, 53, 1),
  67         RK3066_PLL_RATE(1248000000, 1, 52, 1),
  68         RK3066_PLL_RATE(1224000000, 1, 51, 1),
  69         RK3066_PLL_RATE(1200000000, 1, 50, 1),
  70         RK3066_PLL_RATE(1188000000, 2, 99, 1),
  71         RK3066_PLL_RATE(1176000000, 1, 49, 1),
  72         RK3066_PLL_RATE(1128000000, 1, 47, 1),
  73         RK3066_PLL_RATE(1104000000, 1, 46, 1),
  74         RK3066_PLL_RATE(1008000000, 1, 84, 2),
  75         RK3066_PLL_RATE( 912000000, 1, 76, 2),
  76         RK3066_PLL_RATE( 888000000, 1, 74, 2),
  77         RK3066_PLL_RATE( 816000000, 1, 68, 2),
  78         RK3066_PLL_RATE( 792000000, 1, 66, 2),
  79         RK3066_PLL_RATE( 696000000, 1, 58, 2),
  80         RK3066_PLL_RATE( 672000000, 1, 56, 2),
  81         RK3066_PLL_RATE( 648000000, 1, 54, 2),
  82         RK3066_PLL_RATE( 624000000, 1, 52, 2),
  83         RK3066_PLL_RATE( 600000000, 1, 50, 2),
  84         RK3066_PLL_RATE( 576000000, 1, 48, 2),
  85         RK3066_PLL_RATE( 552000000, 1, 46, 2),
  86         RK3066_PLL_RATE( 528000000, 1, 88, 4),
  87         RK3066_PLL_RATE( 504000000, 1, 84, 4),
  88         RK3066_PLL_RATE( 480000000, 1, 80, 4),
  89         RK3066_PLL_RATE( 456000000, 1, 76, 4),
  90         RK3066_PLL_RATE( 408000000, 1, 68, 4),
  91         RK3066_PLL_RATE( 312000000, 1, 52, 4),
  92         RK3066_PLL_RATE( 252000000, 1, 84, 8),
  93         RK3066_PLL_RATE( 216000000, 1, 72, 8),
  94         RK3066_PLL_RATE( 126000000, 2, 84, 8),
  95         RK3066_PLL_RATE(  48000000, 2, 32, 8),
  96         { /* sentinel */ },
  97 };
  98
  99 PNAME(mux_pll_p)                = { "xin24m", "xin32k" };
 100 PNAME(mux_armclkb_p)            = { "apllb_core", "gpllb_core" };
 101 PNAME(mux_armclkl_p)            = { "aplll_core", "gplll_core" };
 102 PNAME(mux_ddrphy_p)             = { "dpll_ddr", "gpll_ddr" };
 103 PNAME(mux_cs_src_p)             = { "apllb_cs", "aplll_cs", "gpll_cs"};
 104 PNAME(mux_aclk_bus_src_p)       = { "cpll_aclk_bus", "gpll_aclk_bus" };
 105
 106 PNAME(mux_pll_src_cpll_gpll_p)          = { "cpll", "gpll" };
 107 PNAME(mux_pll_src_cpll_gpll_npll_p)     = { "cpll", "gpll", "npll" };
 108 PNAME(mux_pll_src_npll_cpll_gpll_p)     = { "npll", "cpll", "gpll" };
 109 PNAME(mux_pll_src_cpll_gpll_usb_p)      = { "cpll", "gpll", "usbphy_480m" };
 110 PNAME(mux_pll_src_cpll_gpll_usb_usb_p)  = { "cpll", "gpll", "usbphy_480m",
 111                                             "usbphy_480m" };
 112 PNAME(mux_pll_src_cpll_gpll_usb_npll_p) = { "cpll", "gpll", "usbphy_480m",
 113                                             "npll" };
 114 PNAME(mux_pll_src_cpll_gpll_npll_npll_p) = { "cpll", "gpll", "npll", "npll" };
 115 PNAME(mux_pll_src_cpll_gpll_npll_usb_p) = { "cpll", "gpll", "npll",
 116                                             "usbphy_480m" };
 117
 118 PNAME(mux_i2s_8ch_pre_p)        = { "i2s_8ch_src", "i2s_8ch_frac",
 119                                     "ext_i2s", "xin12m" };
 120 PNAME(mux_i2s_8ch_clkout_p)     = { "i2s_8ch_pre", "xin12m" };
 121 PNAME(mux_i2s_2ch_p)            = { "i2s_2ch_src", "i2s_2ch_frac",
 122                                     "dummy", "xin12m" };
 123 PNAME(mux_spdif_8ch_p)          = { "spdif_8ch_pre", "spdif_8ch_frac",
 124                                     "ext_i2s", "xin12m" };
 125 PNAME(mux_edp_24m_p)            = { "xin24m", "dummy" };
 126 PNAME(mux_vip_out_p)            = { "vip_src", "xin24m" };
 127 PNAME(mux_usbphy480m_p)         = { "usbotg_out", "xin24m" };
 128 PNAME(mux_hsic_usbphy480m_p)    = { "usbotg_out", "dummy" };
 129 PNAME(mux_hsicphy480m_p)        = { "cpll", "gpll", "usbphy_480m" };
 130 PNAME(mux_uart0_p)              = { "uart0_src", "uart0_frac", "xin24m" };
 131 PNAME(mux_uart1_p)              = { "uart1_src", "uart1_frac", "xin24m" };
 132 PNAME(mux_uart2_p)              = { "uart2_src", "xin24m" };
 133 PNAME(mux_uart3_p)              = { "uart3_src", "uart3_frac", "xin24m" };
 134 PNAME(mux_uart4_p)              = { "uart4_src", "uart4_frac", "xin24m" };
 135 PNAME(mux_mac_p)                = { "mac_pll_src", "ext_gmac" };
 136 PNAME(mux_mmc_src_p)            = { "cpll", "gpll", "usbphy_480m", "xin24m" };
 137
 138 static struct rockchip_pll_clock rk3368_pll_clks[] __initdata = {
 139         [apllb] = PLL(pll_rk3066, PLL_APLLB, "apllb", mux_pll_p, 0, RK3368_PLL_CON(0),
 140                      RK3368_PLL_CON(3), 8, 1, 0, rk3368_pll_rates),
 141         [aplll] = PLL(pll_rk3066, PLL_APLLL, "aplll", mux_pll_p, 0, RK3368_PLL_CON(4),
 142                      RK3368_PLL_CON(7), 8, 0, 0, rk3368_pll_rates),
 143         [dpll] = PLL(pll_rk3066, PLL_DPLL, "dpll", mux_pll_p, 0, RK3368_PLL_CON(8),
 144                      RK3368_PLL_CON(11), 8, 2, 0, NULL),
 145         [cpll] = PLL(pll_rk3066, PLL_CPLL, "cpll", mux_pll_p, 0, RK3368_PLL_CON(12),
 146                      RK3368_PLL_CON(15), 8, 3, ROCKCHIP_PLL_SYNC_RATE, rk3368_pll_rates),
 147         [gpll] = PLL(pll_rk3066, PLL_GPLL, "gpll", mux_pll_p, 0, RK3368_PLL_CON(16),
 148                      RK3368_PLL_CON(19), 8, 4, ROCKCHIP_PLL_SYNC_RATE, rk3368_pll_rates),
 149         [npll] = PLL(pll_rk3066, PLL_NPLL, "npll",  mux_pll_p, 0, RK3368_PLL_CON(20),
 150                      RK3368_PLL_CON(23), 8, 5, ROCKCHIP_PLL_SYNC_RATE, rk3368_pll_rates),
 151 };
 152
 153 static struct clk_div_table div_ddrphy_t[] = {
 154         { .val = 0, .div = 1 },
 155         { .val = 1, .div = 2 },
 156         { .val = 3, .div = 4 },
 157         { /* sentinel */ },
 158 };
 159
 160 #define MFLAGS CLK_MUX_HIWORD_MASK
 161 #define DFLAGS CLK_DIVIDER_HIWORD_MASK
 162 #define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE)
 163 #define IFLAGS ROCKCHIP_INVERTER_HIWORD_MASK
 164
 165 static const struct rockchip_cpuclk_reg_data rk3368_cpuclkb_data = {
 166         .core_reg = RK3368_CLKSEL_CON(0),
 167         .div_core_shift = 0,
 168         .div_core_mask = 0x1f,
 169         .mux_core_shift = 7,
 170 };
 171
 172 static const struct rockchip_cpuclk_reg_data rk3368_cpuclkl_data = {
 173         .core_reg = RK3368_CLKSEL_CON(2),
 174         .div_core_shift = 0,
 175         .div_core_mask = 0x1f,
 176         .mux_core_shift = 7,
 177 };
 178
 179 #define RK3368_DIV_ACLKM_MASK           0x1f
 180 #define RK3368_DIV_ACLKM_SHIFT          8
 181 #define RK3368_DIV_ATCLK_MASK           0x1f
 182 #define RK3368_DIV_ATCLK_SHIFT          0
 183 #define RK3368_DIV_PCLK_DBG_MASK        0x1f
 184 #define RK3368_DIV_PCLK_DBG_SHIFT       8
 185
 186 #define RK3368_CLKSEL0(_offs, _aclkm)                                   \
 187         {                                                               \
 188                 .reg = RK3368_CLKSEL_CON(0 + _offs),                    \
 189                 .val = HIWORD_UPDATE(_aclkm, RK3368_DIV_ACLKM_MASK,     \
 190                                 RK3368_DIV_ACLKM_SHIFT),                \
 191         }
 192 #define RK3368_CLKSEL1(_offs, _atclk, _pdbg)                            \
 193         {                                                               \
 194                 .reg = RK3368_CLKSEL_CON(1 + _offs),                    \
 195                 .val = HIWORD_UPDATE(_atclk, RK3368_DIV_ATCLK_MASK,     \
 196                                 RK3368_DIV_ATCLK_SHIFT) |               \
 197                        HIWORD_UPDATE(_pdbg, RK3368_DIV_PCLK_DBG_MASK,   \
 198                                 RK3368_DIV_PCLK_DBG_SHIFT),             \
 199         }
 200
 201 /* cluster_b: aclkm in clksel0, rest in clksel1 */
 202 #define RK3368_CPUCLKB_RATE(_prate, _aclkm, _atclk, _pdbg)              \
 203         {                                                               \
 204                 .prate = _prate,                                        \
 205                 .divs = {                                               \
 206                         RK3368_CLKSEL0(0, _aclkm),                      \
 207                         RK3368_CLKSEL1(0, _atclk, _pdbg),               \
 208                 },                                                      \
 209         }
 210
 211 /* cluster_l: aclkm in clksel2, rest in clksel3 */
 212 #define RK3368_CPUCLKL_RATE(_prate, _aclkm, _atclk, _pdbg)              \
 213         {                                                               \
 214                 .prate = _prate,                                        \
 215                 .divs = {                                               \
 216                         RK3368_CLKSEL0(2, _aclkm),                      \
 217                         RK3368_CLKSEL1(2, _atclk, _pdbg),               \
 218                 },                                                      \
 219         }
 220
 221 static struct rockchip_cpuclk_rate_table rk3368_cpuclkb_rates[] __initdata = {
 222         RK3368_CPUCLKB_RATE(1512000000, 1, 5, 5),
 223         RK3368_CPUCLKB_RATE(1488000000, 1, 4, 4),
 224         RK3368_CPUCLKB_RATE(1416000000, 1, 4, 4),
 225         RK3368_CPUCLKB_RATE(1200000000, 1, 3, 3),
 226         RK3368_CPUCLKB_RATE(1008000000, 1, 3, 3),
 227         RK3368_CPUCLKB_RATE( 816000000, 1, 2, 2),
 228         RK3368_CPUCLKB_RATE( 696000000, 1, 2, 2),
 229         RK3368_CPUCLKB_RATE( 600000000, 1, 1, 1),
 230         RK3368_CPUCLKB_RATE( 408000000, 1, 1, 1),
 231         RK3368_CPUCLKB_RATE( 312000000, 1, 1, 1),
 232 };
 233
 234 static struct rockchip_cpuclk_rate_table rk3368_cpuclkl_rates[] __initdata = {
 235         RK3368_CPUCLKL_RATE(1512000000, 1, 6, 6),
 236         RK3368_CPUCLKL_RATE(1488000000, 1, 5, 5),
 237         RK3368_CPUCLKL_RATE(1416000000, 1, 5, 5),
 238         RK3368_CPUCLKL_RATE(1200000000, 1, 4, 4),
 239         RK3368_CPUCLKL_RATE(1008000000, 1, 4, 4),
 240         RK3368_CPUCLKL_RATE( 816000000, 1, 3, 3),
 241         RK3368_CPUCLKL_RATE( 696000000, 1, 2, 2),
 242         RK3368_CPUCLKL_RATE( 600000000, 1, 2, 2),
 243         RK3368_CPUCLKL_RATE( 408000000, 1, 1, 1),
 244         RK3368_CPUCLKL_RATE( 312000000, 1, 1, 1),
 245 };
 246
 247 static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
 248         /*
 249          * Clock-Architecture Diagram 2
 250          */
 251
 252         MUX(SCLK_USBPHY480M, "usbphy_480m", mux_usbphy480m_p, CLK_SET_RATE_PARENT,
 253                         RK3368_CLKSEL_CON(13), 8, 1, MFLAGS),
 254
 255         GATE(0, "apllb_core", "apllb", CLK_IGNORE_UNUSED,
 256                         RK3368_CLKGATE_CON(0), 0, GFLAGS),
 257         GATE(0, "gpllb_core", "gpll", CLK_IGNORE_UNUSED,
 258                         RK3368_CLKGATE_CON(0), 1, GFLAGS),
 259
 260         GATE(0, "aplll_core", "aplll", CLK_IGNORE_UNUSED,
 261                         RK3368_CLKGATE_CON(0), 4, GFLAGS),
 262         GATE(0, "gplll_core", "gpll", CLK_IGNORE_UNUSED,
 263                         RK3368_CLKGATE_CON(0), 5, GFLAGS),
 264
 265         DIV(0, "aclkm_core_b", "armclkb", 0,
 266                         RK3368_CLKSEL_CON(0), 8, 5, DFLAGS | CLK_DIVIDER_READ_ONLY),
 267         DIV(0, "atclk_core_b", "armclkb", 0,
 268                         RK3368_CLKSEL_CON(1), 0, 5, DFLAGS | CLK_DIVIDER_READ_ONLY),
 269         DIV(0, "pclk_dbg_b", "armclkb", 0,
 270                         RK3368_CLKSEL_CON(1), 8, 5, DFLAGS | CLK_DIVIDER_READ_ONLY),
 271
 272         DIV(0, "aclkm_core_l", "armclkl", 0,
 273                         RK3368_CLKSEL_CON(2), 8, 5, DFLAGS | CLK_DIVIDER_READ_ONLY),
 274         DIV(0, "atclk_core_l", "armclkl", 0,
 275                         RK3368_CLKSEL_CON(3), 0, 5, DFLAGS | CLK_DIVIDER_READ_ONLY),
 276         DIV(0, "pclk_dbg_l", "armclkl", 0,
 277                         RK3368_CLKSEL_CON(3), 8, 5, DFLAGS | CLK_DIVIDER_READ_ONLY),
 278
 279         GATE(0, "apllb_cs", "apllb", CLK_IGNORE_UNUSED,
 280                         RK3368_CLKGATE_CON(0), 9, GFLAGS),
 281         GATE(0, "aplll_cs", "aplll", CLK_IGNORE_UNUSED,
 282                         RK3368_CLKGATE_CON(0), 10, GFLAGS),
 283         GATE(0, "gpll_cs", "gpll", CLK_IGNORE_UNUSED,
 284                         RK3368_CLKGATE_CON(0), 8, GFLAGS),
 285         COMPOSITE_NOGATE(0, "sclk_cs_pre", mux_cs_src_p, CLK_IGNORE_UNUSED,
 286                         RK3368_CLKSEL_CON(4), 6, 2, MFLAGS, 0, 5, DFLAGS),
 287         COMPOSITE_NOMUX(0, "clkin_trace", "sclk_cs_pre", CLK_IGNORE_UNUSED,
 288                         RK3368_CLKSEL_CON(4), 8, 5, DFLAGS,
 289                         RK3368_CLKGATE_CON(0), 13, GFLAGS),
 290
 291         COMPOSITE(0, "aclk_cci_pre", mux_pll_src_cpll_gpll_usb_npll_p, CLK_IGNORE_UNUSED,
 292                         RK3368_CLKSEL_CON(5), 6, 2, MFLAGS, 0, 7, DFLAGS,
 293                         RK3368_CLKGATE_CON(0), 12, GFLAGS),
 294         GATE(SCLK_PVTM_CORE, "sclk_pvtm_core", "xin24m", 0, RK3368_CLKGATE_CON(7), 10, GFLAGS),
 295
 296         GATE(0, "dpll_ddr", "dpll", CLK_IGNORE_UNUSED,
 297                         RK3368_CLKGATE_CON(1), 8, GFLAGS),
 298         GATE(0, "gpll_ddr", "gpll", 0,
 299                         RK3368_CLKGATE_CON(1), 9, GFLAGS),
 300         COMPOSITE_NOGATE_DIVTBL(0, "ddrphy_src", mux_ddrphy_p, CLK_IGNORE_UNUSED,
 301                         RK3368_CLKSEL_CON(13), 4, 1, MFLAGS, 0, 2, DFLAGS, div_ddrphy_t),
 302
 303         GATE(0, "sclk_ddr", "ddrphy_div4", CLK_IGNORE_UNUSED,
 304                         RK3368_CLKGATE_CON(6), 14, GFLAGS),
 305         GATE(0, "sclk_ddr4x", "ddrphy_src", CLK_IGNORE_UNUSED,
 306                         RK3368_CLKGATE_CON(6), 15, GFLAGS),
 307
 308         GATE(0, "gpll_aclk_bus", "gpll", CLK_IGNORE_UNUSED,
 309                         RK3368_CLKGATE_CON(1), 10, GFLAGS),
 310         GATE(0, "cpll_aclk_bus", "cpll", CLK_IGNORE_UNUSED,
 311                         RK3368_CLKGATE_CON(1), 11, GFLAGS),
 312         COMPOSITE_NOGATE(0, "aclk_bus_src", mux_aclk_bus_src_p, CLK_IGNORE_UNUSED,
 313                         RK3368_CLKSEL_CON(8), 7, 1, MFLAGS, 0, 5, DFLAGS),
 314
 315         GATE(ACLK_BUS, "aclk_bus", "aclk_bus_src", CLK_IGNORE_UNUSED,
 316                         RK3368_CLKGATE_CON(1), 0, GFLAGS),
 317         COMPOSITE_NOMUX(PCLK_BUS, "pclk_bus", "aclk_bus_src", CLK_IGNORE_UNUSED,
 318                         RK3368_CLKSEL_CON(8), 12, 3, DFLAGS,
 319                         RK3368_CLKGATE_CON(1), 2, GFLAGS),
 320         COMPOSITE_NOMUX(HCLK_BUS, "hclk_bus", "aclk_bus_src", CLK_IGNORE_UNUSED,
 321                         RK3368_CLKSEL_CON(8), 8, 2, DFLAGS,
 322                         RK3368_CLKGATE_CON(1), 1, GFLAGS),
 323         COMPOSITE_NOMUX(SCLK_CRYPTO, "sclk_crypto", "aclk_bus_src", 0,
 324                         RK3368_CLKSEL_CON(10), 14, 2, DFLAGS,
 325                         RK3368_CLKGATE_CON(7), 2, GFLAGS),
 326
 327         COMPOSITE(0, "fclk_mcu_src", mux_pll_src_cpll_gpll_p, CLK_IGNORE_UNUSED,
 328                         RK3368_CLKSEL_CON(12), 7, 1, MFLAGS, 0, 5, DFLAGS,
 329                         RK3368_CLKGATE_CON(1), 3, GFLAGS),
 330         /*
 331          * stclk_mcu is listed as child of fclk_mcu_src in diagram 5,
 332          * but stclk_mcu has an additional own divider in diagram 2
 333          */
 334         COMPOSITE_NOMUX(0, "stclk_mcu", "fclk_mcu_src", 0,
 335                         RK3368_CLKSEL_CON(12), 8, 3, DFLAGS,
 336                         RK3368_CLKGATE_CON(13), 13, GFLAGS),
 337
 338         COMPOSITE(0, "i2s_8ch_src", mux_pll_src_cpll_gpll_p, 0,
 339                         RK3368_CLKSEL_CON(27), 12, 1, MFLAGS, 0, 7, DFLAGS,
 340                         RK3368_CLKGATE_CON(6), 1, GFLAGS),
 341         COMPOSITE_FRAC(0, "i2s_8ch_frac", "i2s_8ch_src", CLK_SET_RATE_PARENT,
 342                         RK3368_CLKSEL_CON(28), 0,
 343                         RK3368_CLKGATE_CON(6), 2, GFLAGS),
 344         MUX(0, "i2s_8ch_pre", mux_i2s_8ch_pre_p, CLK_SET_RATE_PARENT,
 345                         RK3368_CLKSEL_CON(27), 8, 2, MFLAGS),
 346         COMPOSITE_NODIV(SCLK_I2S_8CH_OUT, "i2s_8ch_clkout", mux_i2s_8ch_clkout_p, 0,
 347                         RK3368_CLKSEL_CON(27), 15, 1, MFLAGS,
 348                         RK3368_CLKGATE_CON(6), 0, GFLAGS),
 349         GATE(SCLK_I2S_8CH, "sclk_i2s_8ch", "i2s_8ch_pre", CLK_SET_RATE_PARENT,
 350                         RK3368_CLKGATE_CON(6), 3, GFLAGS),
 351         COMPOSITE(0, "spdif_8ch_src", mux_pll_src_cpll_gpll_p, 0,
 352                         RK3368_CLKSEL_CON(31), 12, 1, MFLAGS, 0, 7, DFLAGS,
 353                         RK3368_CLKGATE_CON(6), 4, GFLAGS),
 354         COMPOSITE_FRAC(0, "spdif_8ch_frac", "spdif_8ch_src", CLK_SET_RATE_PARENT,
 355                         RK3368_CLKSEL_CON(32), 0,
 356                         RK3368_CLKGATE_CON(6), 5, GFLAGS),
 357         COMPOSITE_NODIV(SCLK_SPDIF_8CH, "sclk_spdif_8ch", mux_spdif_8ch_p, CLK_SET_RATE_PARENT,
 358                         RK3368_CLKSEL_CON(31), 8, 2, MFLAGS,
 359                         RK3368_CLKGATE_CON(6), 6, GFLAGS),
 360         COMPOSITE(0, "i2s_2ch_src", mux_pll_src_cpll_gpll_p, 0,
 361                         RK3368_CLKSEL_CON(53), 12, 1, MFLAGS, 0, 7, DFLAGS,
 362                         RK3368_CLKGATE_CON(5), 13, GFLAGS),
 363         COMPOSITE_FRAC(0, "i2s_2ch_frac", "i2s_2ch_src", CLK_SET_RATE_PARENT,
 364                         RK3368_CLKSEL_CON(54), 0,
 365                         RK3368_CLKGATE_CON(5), 14, GFLAGS),
 366         COMPOSITE_NODIV(SCLK_I2S_2CH, "sclk_i2s_2ch", mux_i2s_2ch_p, CLK_SET_RATE_PARENT,
 367                         RK3368_CLKSEL_CON(53), 8, 2, MFLAGS,
 368                         RK3368_CLKGATE_CON(5), 15, GFLAGS),
 369
 370         COMPOSITE(0, "sclk_tsp", mux_pll_src_cpll_gpll_npll_p, 0,
 371                         RK3368_CLKSEL_CON(46), 6, 2, MFLAGS, 0, 5, DFLAGS,
 372                         RK3368_CLKGATE_CON(6), 12, GFLAGS),
 373         GATE(0, "sclk_hsadc_tsp", "ext_hsadc_tsp", 0,
 374                         RK3368_CLKGATE_CON(13), 7, GFLAGS),
 375
 376         MUX(0, "uart_src", mux_pll_src_cpll_gpll_p, 0,
 377                         RK3368_CLKSEL_CON(35), 12, 1, MFLAGS),
 378         COMPOSITE_NOMUX(0, "uart2_src", "uart_src", 0,
 379                         RK3368_CLKSEL_CON(37), 0, 7, DFLAGS,
 380                         RK3368_CLKGATE_CON(2), 4, GFLAGS),
 381         MUX(SCLK_UART2, "sclk_uart2", mux_uart2_p, CLK_SET_RATE_PARENT,
 382                         RK3368_CLKSEL_CON(37), 8, 1, MFLAGS),
 383
 384         /*
 385          * Clock-Architecture Diagram 3
 386          */
 387
 388         COMPOSITE(0, "aclk_vepu", mux_pll_src_cpll_gpll_npll_usb_p, 0,
 389                         RK3368_CLKSEL_CON(15), 6, 2, MFLAGS, 0, 5, DFLAGS,
 390                         RK3368_CLKGATE_CON(4), 6, GFLAGS),
 391         COMPOSITE(0, "aclk_vdpu", mux_pll_src_cpll_gpll_npll_usb_p, 0,
 392                         RK3368_CLKSEL_CON(15), 14, 2, MFLAGS, 8, 5, DFLAGS,
 393                         RK3368_CLKGATE_CON(4), 7, GFLAGS),
 394
 395         /*
 396          * We introduce a virtual node of hclk_vodec_pre_v to split one clock
 397          * struct with a gate and a fix divider into two node in software.
 398          */
 399         GATE(0, "hclk_video_pre_v", "aclk_vdpu", 0,
 400                 RK3368_CLKGATE_CON(4), 8, GFLAGS),
 401
 402         COMPOSITE(0, "sclk_hevc_cabac_src", mux_pll_src_cpll_gpll_npll_usb_p, 0,
 403                         RK3368_CLKSEL_CON(17), 6, 2, MFLAGS, 0, 5, DFLAGS,
 404                         RK3368_CLKGATE_CON(5), 1, GFLAGS),
 405         COMPOSITE(0, "sclk_hevc_core_src", mux_pll_src_cpll_gpll_npll_usb_p, 0,
 406                         RK3368_CLKSEL_CON(17), 14, 2, MFLAGS, 8, 5, DFLAGS,
 407                         RK3368_CLKGATE_CON(5), 2, GFLAGS),
 408
 409         COMPOSITE(0, "aclk_vio0", mux_pll_src_cpll_gpll_usb_p, CLK_IGNORE_UNUSED,
 410                         RK3368_CLKSEL_CON(19), 6, 2, MFLAGS, 0, 5, DFLAGS,
 411                         RK3368_CLKGATE_CON(4), 0, GFLAGS),
 412         DIV(0, "hclk_vio", "aclk_vio0", 0,
 413                         RK3368_CLKSEL_CON(21), 0, 5, DFLAGS),
 414
 415         COMPOSITE(0, "aclk_rga_pre", mux_pll_src_cpll_gpll_usb_p, 0,
 416                         RK3368_CLKSEL_CON(18), 14, 2, MFLAGS, 8, 5, DFLAGS,
 417                         RK3368_CLKGATE_CON(4), 3, GFLAGS),
 418         COMPOSITE(SCLK_RGA, "sclk_rga", mux_pll_src_cpll_gpll_usb_p, 0,
 419                         RK3368_CLKSEL_CON(18), 6, 2, MFLAGS, 0, 5, DFLAGS,
 420                         RK3368_CLKGATE_CON(4), 4, GFLAGS),
 421
 422         COMPOSITE(DCLK_VOP, "dclk_vop", mux_pll_src_cpll_gpll_npll_p, 0,
 423                         RK3368_CLKSEL_CON(20), 8, 2, MFLAGS, 0, 8, DFLAGS,
 424                         RK3368_CLKGATE_CON(4), 1, GFLAGS),
 425
 426         GATE(SCLK_VOP0_PWM, "sclk_vop0_pwm", "xin24m", 0,
 427                         RK3368_CLKGATE_CON(4), 2, GFLAGS),
 428
 429         COMPOSITE(SCLK_ISP, "sclk_isp", mux_pll_src_cpll_gpll_npll_npll_p, 0,
 430                         RK3368_CLKSEL_CON(22), 6, 2, MFLAGS, 0, 6, DFLAGS,
 431                         RK3368_CLKGATE_CON(4), 9, GFLAGS),
 432
 433         GATE(0, "pclk_isp_in", "ext_isp", 0,
 434                         RK3368_CLKGATE_CON(17), 2, GFLAGS),
 435         INVERTER(PCLK_ISP, "pclk_isp", "pclk_isp_in",
 436                         RK3368_CLKSEL_CON(21), 6, IFLAGS),
 437
 438         GATE(0, "pclk_vip_in", "ext_vip", 0,
 439                         RK3368_CLKGATE_CON(16), 13, GFLAGS),
 440         INVERTER(PCLK_VIP, "pclk_vip", "pclk_vip_in",
 441                         RK3368_CLKSEL_CON(21), 13, IFLAGS),
 442
 443         GATE(SCLK_HDMI_HDCP, "sclk_hdmi_hdcp", "xin24m", 0,
 444                         RK3368_CLKGATE_CON(4), 13, GFLAGS),
 445         GATE(SCLK_HDMI_CEC, "sclk_hdmi_cec", "xin32k", 0,
 446                         RK3368_CLKGATE_CON(4), 12, GFLAGS),
 447
 448         COMPOSITE_NODIV(0, "vip_src", mux_pll_src_cpll_gpll_p, 0,
 449                         RK3368_CLKSEL_CON(21), 15, 1, MFLAGS,
 450                         RK3368_CLKGATE_CON(4), 5, GFLAGS),
 451         COMPOSITE_NOGATE(0, "sclk_vip_out", mux_vip_out_p, 0,
 452                         RK3368_CLKSEL_CON(21), 14, 1, MFLAGS, 8, 5, DFLAGS),
 453
 454         COMPOSITE_NODIV(SCLK_EDP_24M, "sclk_edp_24m", mux_edp_24m_p, 0,
 455                         RK3368_CLKSEL_CON(23), 8, 1, MFLAGS,
 456                         RK3368_CLKGATE_CON(5), 4, GFLAGS),
 457         COMPOSITE(SCLK_EDP, "sclk_edp", mux_pll_src_cpll_gpll_npll_npll_p, 0,
 458                         RK3368_CLKSEL_CON(23), 6, 2, MFLAGS, 0, 6, DFLAGS,
 459                         RK3368_CLKGATE_CON(5), 3, GFLAGS),
 460
 461         COMPOSITE(SCLK_HDCP, "sclk_hdcp", mux_pll_src_cpll_gpll_npll_npll_p, 0,
 462                         RK3368_CLKSEL_CON(55), 6, 2, MFLAGS, 0, 6, DFLAGS,
 463                         RK3368_CLKGATE_CON(5), 5, GFLAGS),
 464
 465         DIV(0, "pclk_pd_alive", "gpll", 0,
 466                         RK3368_CLKSEL_CON(10), 8, 5, DFLAGS),
 467
 468         /* sclk_timer has a gate in the sgrf */
 469
 470         COMPOSITE_NOMUX(0, "pclk_pd_pmu", "gpll", CLK_IGNORE_UNUSED,
 471                         RK3368_CLKSEL_CON(10), 0, 5, DFLAGS,
 472                         RK3368_CLKGATE_CON(7), 9, GFLAGS),
 473         GATE(SCLK_PVTM_PMU, "sclk_pvtm_pmu", "xin24m", 0,
 474                         RK3368_CLKGATE_CON(7), 3, GFLAGS),
 475         COMPOSITE(0, "sclk_gpu_core_src", mux_pll_src_cpll_gpll_usb_npll_p, 0,
 476                         RK3368_CLKSEL_CON(14), 6, 2, MFLAGS, 0, 5, DFLAGS,
 477                         RK3368_CLKGATE_CON(4), 11, GFLAGS),
 478         MUX(0, "aclk_gpu_src", mux_pll_src_cpll_gpll_p, 0,
 479                         RK3368_CLKSEL_CON(14), 14, 1, MFLAGS),
 480         COMPOSITE_NOMUX(0, "aclk_gpu_mem_pre", "aclk_gpu_src", 0,
 481                         RK3368_CLKSEL_CON(14), 8, 5, DFLAGS,
 482                         RK3368_CLKGATE_CON(5), 8, GFLAGS),
 483         COMPOSITE_NOMUX(0, "aclk_gpu_cfg_pre", "aclk_gpu_src", 0,
 484                         RK3368_CLKSEL_CON(16), 8, 5, DFLAGS,
 485                         RK3368_CLKGATE_CON(5), 9, GFLAGS),
 486         GATE(SCLK_PVTM_GPU, "sclk_pvtm_gpu", "xin24m", 0,
 487                         RK3368_CLKGATE_CON(7), 11, GFLAGS),
 488
 489         COMPOSITE(0, "aclk_peri_src", mux_pll_src_cpll_gpll_p, CLK_IGNORE_UNUSED,
 490                         RK3368_CLKSEL_CON(9), 7, 1, MFLAGS, 0, 5, DFLAGS,
 491                         RK3368_CLKGATE_CON(3), 0, GFLAGS),
 492         COMPOSITE_NOMUX(PCLK_PERI, "pclk_peri", "aclk_peri_src", 0,
 493                         RK3368_CLKSEL_CON(9), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
 494                         RK3368_CLKGATE_CON(3), 3, GFLAGS),
 495         COMPOSITE_NOMUX(HCLK_PERI, "hclk_peri", "aclk_peri_src", CLK_IGNORE_UNUSED,
 496                         RK3368_CLKSEL_CON(9), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
 497                         RK3368_CLKGATE_CON(3), 2, GFLAGS),
 498         GATE(ACLK_PERI, "aclk_peri", "aclk_peri_src", CLK_IGNORE_UNUSED,
 499                         RK3368_CLKGATE_CON(3), 1, GFLAGS),
 500
 501         GATE(SCLK_MIPIDSI_24M, "sclk_mipidsi_24m", "xin24m", 0, RK3368_CLKGATE_CON(4), 14, GFLAGS),
 502
 503         /*
 504          * Clock-Architecture Diagram 4
 505          */
 506
 507         COMPOSITE(SCLK_SPI0, "sclk_spi0", mux_pll_src_cpll_gpll_p, 0,
 508                         RK3368_CLKSEL_CON(45), 7, 1, MFLAGS, 0, 7, DFLAGS,
 509                         RK3368_CLKGATE_CON(3), 7, GFLAGS),
 510         COMPOSITE(SCLK_SPI1, "sclk_spi1", mux_pll_src_cpll_gpll_p, 0,
 511                         RK3368_CLKSEL_CON(45), 15, 1, MFLAGS, 8, 7, DFLAGS,
 512                         RK3368_CLKGATE_CON(3), 8, GFLAGS),
 513         COMPOSITE(SCLK_SPI2, "sclk_spi2", mux_pll_src_cpll_gpll_p, 0,
 514                         RK3368_CLKSEL_CON(46), 15, 1, MFLAGS, 8, 7, DFLAGS,
 515                         RK3368_CLKGATE_CON(3), 9, GFLAGS),
 516
 517
 518         COMPOSITE(SCLK_SDMMC, "sclk_sdmmc", mux_mmc_src_p, 0,
 519                         RK3368_CLKSEL_CON(50), 8, 2, MFLAGS, 0, 7, DFLAGS,
 520                         RK3368_CLKGATE_CON(7), 12, GFLAGS),
 521         COMPOSITE(SCLK_SDIO0, "sclk_sdio0", mux_mmc_src_p, 0,
 522                         RK3368_CLKSEL_CON(48), 8, 2, MFLAGS, 0, 7, DFLAGS,
 523                         RK3368_CLKGATE_CON(7), 13, GFLAGS),
 524         COMPOSITE(SCLK_EMMC, "sclk_emmc", mux_mmc_src_p, 0,
 525                         RK3368_CLKSEL_CON(51), 8, 2, MFLAGS, 0, 7, DFLAGS,
 526                         RK3368_CLKGATE_CON(7), 15, GFLAGS),
 527
 528         MMC(SCLK_SDMMC_DRV,    "sdmmc_drv",    "sclk_sdmmc", RK3368_SDMMC_CON0, 1),
 529         MMC(SCLK_SDMMC_SAMPLE, "sdmmc_sample", "sclk_sdmmc", RK3368_SDMMC_CON1, 0),
 530
 531         MMC(SCLK_SDIO0_DRV,    "sdio0_drv",    "sclk_sdio0", RK3368_SDIO0_CON0, 1),
 532         MMC(SCLK_SDIO0_SAMPLE, "sdio0_sample", "sclk_sdio0", RK3368_SDIO0_CON1, 0),
 533
 534         MMC(SCLK_EMMC_DRV,     "emmc_drv",     "sclk_emmc",  RK3368_EMMC_CON0,  1),
 535         MMC(SCLK_EMMC_SAMPLE,  "emmc_sample",  "sclk_emmc",  RK3368_EMMC_CON1,  0),
 536
 537         GATE(SCLK_OTGPHY0, "sclk_otgphy0", "xin24m", CLK_IGNORE_UNUSED,
 538                         RK3368_CLKGATE_CON(8), 1, GFLAGS),
 539
 540         /* pmu_grf_soc_con0[6] allows to select between xin32k and pvtm_pmu */
 541         GATE(SCLK_OTG_ADP, "sclk_otg_adp", "xin32k", CLK_IGNORE_UNUSED,
 542                         RK3368_CLKGATE_CON(8), 4, GFLAGS),
 543
 544         /* pmu_grf_soc_con0[6] allows to select between xin32k and pvtm_pmu */
 545         COMPOSITE_NOMUX(SCLK_TSADC, "sclk_tsadc", "xin32k", 0,
 546                         RK3368_CLKSEL_CON(25), 0, 6, DFLAGS,
 547                         RK3368_CLKGATE_CON(3), 5, GFLAGS),
 548
 549         COMPOSITE_NOMUX(SCLK_SARADC, "sclk_saradc", "xin24m", 0,
 550                         RK3368_CLKSEL_CON(25), 8, 8, DFLAGS,
 551                         RK3368_CLKGATE_CON(3), 6, GFLAGS),
 552
 553         COMPOSITE(SCLK_NANDC0, "sclk_nandc0", mux_pll_src_cpll_gpll_p, 0,
 554                         RK3368_CLKSEL_CON(47), 7, 1, MFLAGS, 0, 5, DFLAGS,
 555                         RK3368_CLKGATE_CON(7), 8, GFLAGS),
 556
 557         COMPOSITE(SCLK_SFC, "sclk_sfc", mux_pll_src_cpll_gpll_p, 0,
 558                         RK3368_CLKSEL_CON(52), 7, 1, MFLAGS, 0, 5, DFLAGS,
 559                         RK3368_CLKGATE_CON(6), 7, GFLAGS),
 560
 561         COMPOSITE(0, "uart0_src", mux_pll_src_cpll_gpll_usb_usb_p, 0,
 562                         RK3368_CLKSEL_CON(33), 12, 2, MFLAGS, 0, 7, DFLAGS,
 563                         RK3368_CLKGATE_CON(2), 0, GFLAGS),
 564         COMPOSITE_FRAC(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT,
 565                         RK3368_CLKSEL_CON(34), 0,
 566                         RK3368_CLKGATE_CON(2), 1, GFLAGS),
 567         MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT,
 568                         RK3368_CLKSEL_CON(33), 8, 2, MFLAGS),
 569
 570         COMPOSITE_NOMUX(0, "uart1_src", "uart_src", 0,
 571                         RK3368_CLKSEL_CON(35), 0, 7, DFLAGS,
 572                         RK3368_CLKGATE_CON(2), 2, GFLAGS),
 573         COMPOSITE_FRAC(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT,
 574                         RK3368_CLKSEL_CON(36), 0,
 575                         RK3368_CLKGATE_CON(2), 3, GFLAGS),
 576         MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT,
 577                         RK3368_CLKSEL_CON(35), 8, 2, MFLAGS),
 578
 579         COMPOSITE_NOMUX(0, "uart3_src", "uart_src", 0,
 580                         RK3368_CLKSEL_CON(39), 0, 7, DFLAGS,
 581                         RK3368_CLKGATE_CON(2), 6, GFLAGS),
 582         COMPOSITE_FRAC(0, "uart3_frac", "uart3_src", CLK_SET_RATE_PARENT,
 583                         RK3368_CLKSEL_CON(40), 0,
 584                         RK3368_CLKGATE_CON(2), 7, GFLAGS),
 585         MUX(SCLK_UART3, "sclk_uart3", mux_uart3_p, CLK_SET_RATE_PARENT,
 586                         RK3368_CLKSEL_CON(39), 8, 2, MFLAGS),
 587
 588         COMPOSITE_NOMUX(0, "uart4_src", "uart_src", 0,
 589                         RK3368_CLKSEL_CON(41), 0, 7, DFLAGS,
 590                         RK3368_CLKGATE_CON(2), 8, GFLAGS),
 591         COMPOSITE_FRAC(0, "uart4_frac", "uart4_src", CLK_SET_RATE_PARENT,
 592                         RK3368_CLKSEL_CON(42), 0,
 593                         RK3368_CLKGATE_CON(2), 9, GFLAGS),
 594         MUX(SCLK_UART4, "sclk_uart4", mux_uart4_p, CLK_SET_RATE_PARENT,
 595                         RK3368_CLKSEL_CON(41), 8, 2, MFLAGS),
 596
 597         COMPOSITE(0, "mac_pll_src", mux_pll_src_npll_cpll_gpll_p, 0,
 598                         RK3368_CLKSEL_CON(43), 6, 2, MFLAGS, 0, 5, DFLAGS,
 599                         RK3368_CLKGATE_CON(3), 4, GFLAGS),
 600         MUX(SCLK_MAC, "mac_clk", mux_mac_p, CLK_SET_RATE_PARENT,
 601                         RK3368_CLKSEL_CON(43), 8, 1, MFLAGS),
 602         GATE(SCLK_MACREF_OUT, "sclk_macref_out", "mac_clk", 0,
 603                         RK3368_CLKGATE_CON(7), 7, GFLAGS),
 604         GATE(SCLK_MACREF, "sclk_macref", "mac_clk", 0,
 605                         RK3368_CLKGATE_CON(7), 6, GFLAGS),
 606         GATE(SCLK_MAC_RX, "sclk_mac_rx", "mac_clk", 0,
 607                         RK3368_CLKGATE_CON(7), 4, GFLAGS),
 608         GATE(SCLK_MAC_TX, "sclk_mac_tx", "mac_clk", 0,
 609                         RK3368_CLKGATE_CON(7), 5, GFLAGS),
 610
 611         GATE(0, "jtag", "ext_jtag", 0,
 612                         RK3368_CLKGATE_CON(7), 0, GFLAGS),
 613
 614         COMPOSITE_NODIV(0, "hsic_usbphy_480m", mux_hsic_usbphy480m_p, 0,
 615                         RK3368_CLKSEL_CON(26), 8, 2, MFLAGS,
 616                         RK3368_CLKGATE_CON(8), 0, GFLAGS),
 617         COMPOSITE_NODIV(SCLK_HSICPHY480M, "sclk_hsicphy480m", mux_hsicphy480m_p, 0,
 618                         RK3368_CLKSEL_CON(26), 12, 2, MFLAGS,
 619                         RK3368_CLKGATE_CON(8), 7, GFLAGS),
 620         GATE(SCLK_HSICPHY12M, "sclk_hsicphy12m", "xin12m", 0,
 621                         RK3368_CLKGATE_CON(8), 6, GFLAGS),
 622
 623         /*
 624          * Clock-Architecture Diagram 5
 625          */
 626
 627         /* aclk_cci_pre gates */
 628         GATE(0, "aclk_core_niu_cpup", "aclk_cci_pre", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(11), 4, GFLAGS),
 629         GATE(0, "aclk_core_niu_cci", "aclk_cci_pre", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(11), 3, GFLAGS),
 630         GATE(0, "aclk_cci400", "aclk_cci_pre", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(11), 2, GFLAGS),
 631         GATE(0, "aclk_adb400m_pd_core_b", "aclk_cci_pre", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(11), 1, GFLAGS),
 632         GATE(0, "aclk_adb400m_pd_core_l", "aclk_cci_pre", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(11), 0, GFLAGS),
 633
 634         /* aclkm_core_* gates */
 635         GATE(0, "aclk_adb400s_pd_core_b", "aclkm_core_b", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(10), 0, GFLAGS),
 636         GATE(0, "aclk_adb400s_pd_core_l", "aclkm_core_l", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(9), 0, GFLAGS),
 637
 638         /* armclk* gates */
 639         GATE(0, "sclk_dbg_pd_core_b", "armclkb", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(10), 1, GFLAGS),
 640         GATE(0, "sclk_dbg_pd_core_l", "armclkl", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(9), 1, GFLAGS),
 641
 642         /* sclk_cs_pre gates */
 643         GATE(0, "sclk_dbg", "sclk_cs_pre", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(11), 7, GFLAGS),
 644         GATE(0, "pclk_core_niu_sdbg", "sclk_cs_pre", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(11), 6, GFLAGS),
 645         GATE(0, "hclk_core_niu_dbg", "sclk_cs_pre", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(11), 5, GFLAGS),
 646
 647         /* aclk_bus gates */
 648         GATE(0, "aclk_strc_sys", "aclk_bus", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(12), 12, GFLAGS),
 649         GATE(ACLK_DMAC_BUS, "aclk_dmac_bus", "aclk_bus", 0, RK3368_CLKGATE_CON(12), 11, GFLAGS),
 650         GATE(0, "sclk_intmem1", "aclk_bus", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(12), 6, GFLAGS),
 651         GATE(0, "sclk_intmem0", "aclk_bus", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(12), 5, GFLAGS),
 652         GATE(0, "aclk_intmem", "aclk_bus", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(12), 4, GFLAGS),
 653         GATE(0, "aclk_gic400", "aclk_bus", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(13), 9, GFLAGS),
 654
 655         /* sclk_ddr gates */
 656         GATE(0, "nclk_ddrupctl", "sclk_ddr", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(13), 2, GFLAGS),
 657
 658         /* clk_hsadc_tsp is part of diagram2 */
 659
 660         /* fclk_mcu_src gates */
 661         GATE(0, "hclk_noc_mcu", "fclk_mcu_src", 0, RK3368_CLKGATE_CON(13), 14, GFLAGS),
 662         GATE(0, "fclk_mcu", "fclk_mcu_src", 0, RK3368_CLKGATE_CON(13), 12, GFLAGS),
 663         GATE(0, "hclk_mcu", "fclk_mcu_src", 0, RK3368_CLKGATE_CON(13), 11, GFLAGS),
 664
 665         /* hclk_cpu gates */
 666         GATE(HCLK_SPDIF, "hclk_spdif", "hclk_bus", 0, RK3368_CLKGATE_CON(12), 10, GFLAGS),
 667         GATE(HCLK_ROM, "hclk_rom", "hclk_bus", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(12), 9, GFLAGS),
 668         GATE(HCLK_I2S_2CH, "hclk_i2s_2ch", "hclk_bus", 0, RK3368_CLKGATE_CON(12), 8, GFLAGS),
 669         GATE(HCLK_I2S_8CH, "hclk_i2s_8ch", "hclk_bus", 0, RK3368_CLKGATE_CON(12), 7, GFLAGS),
 670         GATE(HCLK_TSP, "hclk_tsp", "hclk_bus", 0, RK3368_CLKGATE_CON(13), 10, GFLAGS),
 671         GATE(HCLK_CRYPTO, "hclk_crypto", "hclk_bus", 0, RK3368_CLKGATE_CON(13), 4, GFLAGS),
 672         GATE(MCLK_CRYPTO, "mclk_crypto", "hclk_bus", 0, RK3368_CLKGATE_CON(13), 3, GFLAGS),
 673
 674         /* pclk_cpu gates */
 675         GATE(PCLK_DDRPHY, "pclk_ddrphy", "pclk_bus", 0, RK3368_CLKGATE_CON(12), 14, GFLAGS),
 676         GATE(PCLK_DDRUPCTL, "pclk_ddrupctl", "pclk_bus", 0, RK3368_CLKGATE_CON(12), 13, GFLAGS),
 677         GATE(PCLK_I2C1, "pclk_i2c1", "pclk_bus", 0, RK3368_CLKGATE_CON(12), 3, GFLAGS),
 678         GATE(PCLK_I2C0, "pclk_i2c0", "pclk_bus", 0, RK3368_CLKGATE_CON(12), 2, GFLAGS),
 679         GATE(PCLK_MAILBOX, "pclk_mailbox", "pclk_bus", 0, RK3368_CLKGATE_CON(12), 1, GFLAGS),
 680         GATE(PCLK_PWM0, "pclk_pwm0", "pclk_bus", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(12), 0, GFLAGS),
 681         GATE(PCLK_SIM, "pclk_sim", "pclk_bus", 0, RK3368_CLKGATE_CON(13), 8, GFLAGS),
 682         GATE(PCLK_PWM1, "pclk_pwm1", "pclk_bus", 0, RK3368_CLKGATE_CON(13), 6, GFLAGS),
 683         GATE(PCLK_UART2, "pclk_uart2", "pclk_bus", 0, RK3368_CLKGATE_CON(13), 5, GFLAGS),
 684         GATE(0, "pclk_efuse_256", "pclk_bus", 0, RK3368_CLKGATE_CON(13), 1, GFLAGS),
 685         GATE(0, "pclk_efuse_1024", "pclk_bus", 0, RK3368_CLKGATE_CON(13), 0, GFLAGS),
 686
 687         /*
 688          * video clk gates
 689          * aclk_video(_pre) can actually select between parents of aclk_vdpu
 690          * and aclk_vepu by setting bit GRF_SOC_CON0[7].
 691          */
 692         GATE(ACLK_VIDEO, "aclk_video", "aclk_vdpu", 0, RK3368_CLKGATE_CON(15), 0, GFLAGS),
 693         GATE(SCLK_HEVC_CABAC, "sclk_hevc_cabac", "sclk_hevc_cabac_src", 0, RK3368_CLKGATE_CON(15), 3, GFLAGS),
 694         GATE(SCLK_HEVC_CORE, "sclk_hevc_core", "sclk_hevc_core_src", 0, RK3368_CLKGATE_CON(15), 2, GFLAGS),
 695         GATE(HCLK_VIDEO, "hclk_video", "hclk_video_pre", 0, RK3368_CLKGATE_CON(15), 1, GFLAGS),
 696
 697         /* aclk_rga_pre gates */
 698         GATE(ACLK_VIO1_NOC, "aclk_vio1_noc", "aclk_rga_pre", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(16), 10, GFLAGS),
 699         GATE(ACLK_RGA, "aclk_rga", "aclk_rga_pre", 0, RK3368_CLKGATE_CON(16), 0, GFLAGS),
 700         GATE(ACLK_HDCP, "aclk_hdcp", "aclk_rga_pre", 0, RK3368_CLKGATE_CON(17), 10, GFLAGS),
 701
 702         /* aclk_vio0 gates */
 703         GATE(ACLK_VIP, "aclk_vip", "aclk_vio0", 0, RK3368_CLKGATE_CON(16), 11, GFLAGS),
 704         GATE(ACLK_VIO0_NOC, "aclk_vio0_noc", "aclk_vio0", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(16), 9, GFLAGS),
 705         GATE(ACLK_VOP, "aclk_vop", "aclk_vio0", 0, RK3368_CLKGATE_CON(16), 5, GFLAGS),
 706         GATE(ACLK_VOP_IEP, "aclk_vop_iep", "aclk_vio0", 0, RK3368_CLKGATE_CON(16), 4, GFLAGS),
 707         GATE(ACLK_IEP, "aclk_iep", "aclk_vio0", 0, RK3368_CLKGATE_CON(16), 2, GFLAGS),
 708
 709         /* sclk_isp gates */
 710         GATE(HCLK_ISP, "hclk_isp", "sclk_isp", 0, RK3368_CLKGATE_CON(16), 14, GFLAGS),
 711         GATE(ACLK_ISP, "aclk_isp", "sclk_isp", 0, RK3368_CLKGATE_CON(17), 0, GFLAGS),
 712
 713         /* hclk_vio gates */
 714         GATE(HCLK_VIP, "hclk_vip", "hclk_vio", 0, RK3368_CLKGATE_CON(16), 12, GFLAGS),
 715         GATE(HCLK_VIO_NOC, "hclk_vio_noc", "hclk_vio", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(16), 8, GFLAGS),
 716         GATE(HCLK_VIO_AHB_ARBI, "hclk_vio_ahb_arbi", "hclk_vio", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(16), 7, GFLAGS),
 717         GATE(HCLK_VOP, "hclk_vop", "hclk_vio", 0, RK3368_CLKGATE_CON(16), 6, GFLAGS),
 718         GATE(HCLK_IEP, "hclk_iep", "hclk_vio", 0, RK3368_CLKGATE_CON(16), 3, GFLAGS),
 719         GATE(HCLK_RGA, "hclk_rga", "hclk_vio", 0, RK3368_CLKGATE_CON(16), 1, GFLAGS),
 720         GATE(HCLK_VIO_HDCPMMU, "hclk_hdcpmmu", "hclk_vio", 0, RK3368_CLKGATE_CON(17), 12, GFLAGS),
 721         GATE(HCLK_VIO_H2P, "hclk_vio_h2p", "hclk_vio", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(17), 7, GFLAGS),
 722
 723         /*
 724          * pclk_vio gates
 725          * pclk_vio comes from the exactly same source as hclk_vio
 726          */
 727         GATE(PCLK_HDCP, "pclk_hdcp", "hclk_vio", 0, RK3368_CLKGATE_CON(17), 11, GFLAGS),
 728         GATE(PCLK_EDP_CTRL, "pclk_edp_ctrl", "hclk_vio", 0, RK3368_CLKGATE_CON(17), 9, GFLAGS),
 729         GATE(PCLK_VIO_H2P, "pclk_vio_h2p", "hclk_vio", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(17), 8, GFLAGS),
 730         GATE(PCLK_HDMI_CTRL, "pclk_hdmi_ctrl", "hclk_vio", 0, RK3368_CLKGATE_CON(17), 6, GFLAGS),
 731         GATE(PCLK_MIPI_CSI, "pclk_mipi_csi", "hclk_vio", 0, RK3368_CLKGATE_CON(17), 4, GFLAGS),
 732         GATE(PCLK_MIPI_DSI0, "pclk_mipi_dsi0", "hclk_vio", 0, RK3368_CLKGATE_CON(17), 3, GFLAGS),
 733
 734         /* ext_vip gates in diagram3 */
 735
 736         /* gpu gates */
 737         GATE(SCLK_GPU_CORE, "sclk_gpu_core", "sclk_gpu_core_src", 0, RK3368_CLKGATE_CON(18), 2, GFLAGS),
 738         GATE(ACLK_GPU_MEM, "aclk_gpu_mem", "aclk_gpu_mem_pre", 0, RK3368_CLKGATE_CON(18), 1, GFLAGS),
 739         GATE(ACLK_GPU_CFG, "aclk_gpu_cfg", "aclk_gpu_cfg_pre", 0, RK3368_CLKGATE_CON(18), 0, GFLAGS),
 740
 741         /* aclk_peri gates */
 742         GATE(ACLK_DMAC_PERI, "aclk_dmac_peri", "aclk_peri", 0, RK3368_CLKGATE_CON(19), 3, GFLAGS),
 743         GATE(0, "aclk_peri_axi_matrix", "aclk_peri", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(19), 2, GFLAGS),
 744         GATE(HCLK_SFC, "hclk_sfc", "aclk_peri", 0, RK3368_CLKGATE_CON(20), 15, GFLAGS),
 745         GATE(ACLK_GMAC, "aclk_gmac", "aclk_peri", 0, RK3368_CLKGATE_CON(20), 13, GFLAGS),
 746         GATE(0, "aclk_peri_niu", "aclk_peri", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(20), 8, GFLAGS),
 747         GATE(ACLK_PERI_MMU, "aclk_peri_mmu", "aclk_peri", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(21), 4, GFLAGS),
 748
 749         /* hclk_peri gates */
 750         GATE(0, "hclk_peri_axi_matrix", "hclk_peri", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(19), 0, GFLAGS),
 751         GATE(HCLK_NANDC0, "hclk_nandc0", "hclk_peri", 0, RK3368_CLKGATE_CON(20), 11, GFLAGS),
 752         GATE(0, "hclk_mmc_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(20), 10, GFLAGS),
 753         GATE(0, "hclk_emem_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(20), 9, GFLAGS),
 754         GATE(0, "hclk_peri_ahb_arbi", "hclk_peri", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(20), 7, GFLAGS),
 755         GATE(0, "hclk_usb_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(20), 6, GFLAGS),
 756         GATE(HCLK_HSIC, "hclk_hsic", "hclk_peri", 0, RK3368_CLKGATE_CON(20), 5, GFLAGS),
 757         GATE(HCLK_HOST1, "hclk_host1", "hclk_peri", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(20), 4, GFLAGS),
 758         GATE(HCLK_HOST0, "hclk_host0", "hclk_peri", 0, RK3368_CLKGATE_CON(20), 3, GFLAGS),
 759         GATE(0, "pmu_hclk_otg0", "hclk_peri", 0, RK3368_CLKGATE_CON(20), 2, GFLAGS),
 760         GATE(HCLK_OTG0, "hclk_otg0", "hclk_peri", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(20), 1, GFLAGS),
 761         GATE(HCLK_HSADC, "hclk_hsadc", "hclk_peri", 0, RK3368_CLKGATE_CON(21), 3, GFLAGS),
 762         GATE(HCLK_EMMC, "hclk_emmc", "hclk_peri", 0, RK3368_CLKGATE_CON(21), 2, GFLAGS),
 763         GATE(HCLK_SDIO0, "hclk_sdio0", "hclk_peri", 0, RK3368_CLKGATE_CON(21), 1, GFLAGS),
 764         GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_peri", 0, RK3368_CLKGATE_CON(21), 0, GFLAGS),
 765
 766         /* pclk_peri gates */
 767         GATE(PCLK_SARADC, "pclk_saradc", "pclk_peri", 0, RK3368_CLKGATE_CON(19), 15, GFLAGS),
 768         GATE(PCLK_I2C5, "pclk_i2c5", "pclk_peri", 0, RK3368_CLKGATE_CON(19), 14, GFLAGS),
 769         GATE(PCLK_I2C4, "pclk_i2c4", "pclk_peri", 0, RK3368_CLKGATE_CON(19), 13, GFLAGS),
 770         GATE(PCLK_I2C3, "pclk_i2c3", "pclk_peri", 0, RK3368_CLKGATE_CON(19), 12, GFLAGS),
 771         GATE(PCLK_I2C2, "pclk_i2c2", "pclk_peri", 0, RK3368_CLKGATE_CON(19), 11, GFLAGS),
 772         GATE(PCLK_UART4, "pclk_uart4", "pclk_peri", 0, RK3368_CLKGATE_CON(19), 10, GFLAGS),
 773         GATE(PCLK_UART3, "pclk_uart3", "pclk_peri", 0, RK3368_CLKGATE_CON(19), 9, GFLAGS),
 774         GATE(PCLK_UART1, "pclk_uart1", "pclk_peri", 0, RK3368_CLKGATE_CON(19), 8, GFLAGS),
 775         GATE(PCLK_UART0, "pclk_uart0", "pclk_peri", 0, RK3368_CLKGATE_CON(19), 7, GFLAGS),
 776         GATE(PCLK_SPI2, "pclk_spi2", "pclk_peri", 0, RK3368_CLKGATE_CON(19), 6, GFLAGS),
 777         GATE(PCLK_SPI1, "pclk_spi1", "pclk_peri", 0, RK3368_CLKGATE_CON(19), 5, GFLAGS),
 778         GATE(PCLK_SPI0, "pclk_spi0", "pclk_peri", 0, RK3368_CLKGATE_CON(19), 4, GFLAGS),
 779         GATE(0, "pclk_peri_axi_matrix", "pclk_peri", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(19), 1, GFLAGS),
 780         GATE(PCLK_GMAC, "pclk_gmac", "pclk_peri", 0, RK3368_CLKGATE_CON(20), 14, GFLAGS),
 781         GATE(PCLK_TSADC, "pclk_tsadc", "pclk_peri", 0, RK3368_CLKGATE_CON(20), 0, GFLAGS),
 782
 783         /* pclk_pd_alive gates */
 784         GATE(PCLK_TIMER1, "pclk_timer1", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(22), 13, GFLAGS),
 785         GATE(PCLK_TIMER0, "pclk_timer0", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(22), 12, GFLAGS),
 786         GATE(0, "pclk_alive_niu", "pclk_pd_alive", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(22), 9, GFLAGS),
 787         GATE(PCLK_GRF, "pclk_grf", "pclk_pd_alive", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(22), 8, GFLAGS),
 788         GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(22), 3, GFLAGS),
 789         GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(22), 2, GFLAGS),
 790         GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(22), 1, GFLAGS),
 791
 792         /*
 793          * pclk_vio gates
 794          * pclk_vio comes from the exactly same source as hclk_vio
 795          */
 796         GATE(PCLK_DPHYRX, "pclk_dphyrx", "hclk_vio", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(22), 11, GFLAGS),
 797         GATE(PCLK_DPHYTX0, "pclk_dphytx", "hclk_vio", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(22), 10, GFLAGS),
 798
 799         /* pclk_pd_pmu gates */
 800         GATE(PCLK_PMUGRF, "pclk_pmugrf", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(23), 5, GFLAGS),
 801         GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_pd_pmu", 0, RK3368_CLKGATE_CON(23), 4, GFLAGS),
 802         GATE(PCLK_SGRF, "pclk_sgrf", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(23), 3, GFLAGS),
 803         GATE(0, "pclk_pmu_noc", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(23), 2, GFLAGS),
 804         GATE(0, "pclk_intmem1", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(23), 1, GFLAGS),
 805         GATE(PCLK_PMU, "pclk_pmu", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(23), 0, GFLAGS),
 806
 807         /* timer gates */
 808         GATE(0, "sclk_timer15", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 11, GFLAGS),
 809         GATE(0, "sclk_timer14", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 10, GFLAGS),
 810         GATE(0, "sclk_timer13", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 9, GFLAGS),
 811         GATE(0, "sclk_timer12", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 8, GFLAGS),
 812         GATE(0, "sclk_timer11", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 7, GFLAGS),
 813         GATE(0, "sclk_timer10", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 6, GFLAGS),
 814         GATE(0, "sclk_timer05", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 5, GFLAGS),
 815         GATE(0, "sclk_timer04", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 4, GFLAGS),
 816         GATE(0, "sclk_timer03", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 3, GFLAGS),
 817         GATE(0, "sclk_timer02", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 2, GFLAGS),
 818         GATE(0, "sclk_timer01", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 1, GFLAGS),
 819         GATE(0, "sclk_timer00", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 0, GFLAGS),
 820 };
 821
 822 static const char *const rk3368_critical_clocks[] __initconst = {
 823         "aclk_bus",
 824         "aclk_peri",
 825         "pclk_pd_pmu",
 826 };
 827
 828 static void __init rk3368_clk_init(struct device_node *np)
 829 {
 830         void __iomem *reg_base;
 831         struct clk *clk;
 832
 833         reg_base = of_iomap(np, 0);
 834         if (!reg_base) {
 835                 pr_err("%s: could not map cru region\n", __func__);
 836                 return;
 837         }
 838
 839         rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
 840
 841         /* xin12m is created by a cru-internal divider */
 842         clk = clk_register_fixed_factor(NULL, "xin12m", "xin24m", 0, 1, 2);
 843         if (IS_ERR(clk))
 844                 pr_warn("%s: could not register clock xin12m: %ld\n",
 845                         __func__, PTR_ERR(clk));
 846
 847         /* ddrphy_div4 is created by a cru-internal divider */
 848         clk = clk_register_fixed_factor(NULL, "ddrphy_div4", "ddrphy_src", 0, 1, 4);
 849         if (IS_ERR(clk))
 850                 pr_warn("%s: could not register clock xin12m: %ld\n",
 851                         __func__, PTR_ERR(clk));
 852
 853         clk = clk_register_fixed_factor(NULL, "hclk_video_pre",
 854                                         "hclk_video_pre_v", 0, 1, 4);
 855         if (IS_ERR(clk))
 856                 pr_warn("%s: could not register clock hclk_vcodec_pre: %ld\n",
 857                         __func__, PTR_ERR(clk));
 858
 859         /* Watchdog pclk is controlled by sgrf_soc_con3[7]. */
 860         clk = clk_register_fixed_factor(NULL, "pclk_wdt", "pclk_pd_alive", 0, 1, 1);
 861         if (IS_ERR(clk))
 862                 pr_warn("%s: could not register clock pclk_wdt: %ld\n",
 863                         __func__, PTR_ERR(clk));
 864         else
 865                 rockchip_clk_add_lookup(clk, PCLK_WDT);
 866
 867         rockchip_clk_register_plls(rk3368_pll_clks,
 868                                    ARRAY_SIZE(rk3368_pll_clks),
 869                                    RK3368_GRF_SOC_STATUS0);
 870         rockchip_clk_register_branches(rk3368_clk_branches,
 871                                   ARRAY_SIZE(rk3368_clk_branches));
 872         rockchip_clk_protect_critical(rk3368_critical_clocks,
 873                                       ARRAY_SIZE(rk3368_critical_clocks));
 874
 875         rockchip_clk_register_armclk(ARMCLKB, "armclkb",
 876                         mux_armclkb_p, ARRAY_SIZE(mux_armclkb_p),
 877                         &rk3368_cpuclkb_data, rk3368_cpuclkb_rates,
 878                         ARRAY_SIZE(rk3368_cpuclkb_rates));
 879
 880         rockchip_clk_register_armclk(ARMCLKL, "armclkl",
 881                         mux_armclkl_p, ARRAY_SIZE(mux_armclkl_p),
 882                         &rk3368_cpuclkl_data, rk3368_cpuclkl_rates,
 883                         ARRAY_SIZE(rk3368_cpuclkl_rates));
 884
 885         rockchip_register_softrst(np, 15, reg_base + RK3368_SOFTRST_CON(0),
 886                                   ROCKCHIP_SOFTRST_HIWORD_MASK);
 887
 888         rockchip_register_restart_notifier(RK3368_GLB_SRST_FST);
 889 }
 890 CLK_OF_DECLARE(rk3368_cru, "rockchip,rk3368-cru", rk3368_clk_init);