1 /* 2 * Copyright (c) 2014 MundoReader S.L. 3 * Author: Heiko Stuebner <heiko@sntech.de> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 */ 15 16 #include <linux/clk-provider.h> 17 #include <linux/of.h> 18 #include <linux/of_address.h> 19 #include <linux/syscore_ops.h> 20 #include <dt-bindings/clock/rk3288-cru.h> 21 #include "clk.h" 22 23 #define RK3288_GRF_SOC_CON(x) (0x244 + x * 4) 24 #define RK3288_GRF_SOC_STATUS1 0x284 25 26 enum rk3288_plls { 27 apll, dpll, cpll, gpll, npll, 28 }; 29 30 static struct rockchip_pll_rate_table rk3288_pll_rates[] = { 31 RK3066_PLL_RATE(2208000000, 1, 92, 1), 32 RK3066_PLL_RATE(2184000000, 1, 91, 1), 33 RK3066_PLL_RATE(2160000000, 1, 90, 1), 34 RK3066_PLL_RATE(2136000000, 1, 89, 1), 35 RK3066_PLL_RATE(2112000000, 1, 88, 1), 36 RK3066_PLL_RATE(2088000000, 1, 87, 1), 37 RK3066_PLL_RATE(2064000000, 1, 86, 1), 38 RK3066_PLL_RATE(2040000000, 1, 85, 1), 39 RK3066_PLL_RATE(2016000000, 1, 84, 1), 40 RK3066_PLL_RATE(1992000000, 1, 83, 1), 41 RK3066_PLL_RATE(1968000000, 1, 82, 1), 42 RK3066_PLL_RATE(1944000000, 1, 81, 1), 43 RK3066_PLL_RATE(1920000000, 1, 80, 1), 44 RK3066_PLL_RATE(1896000000, 1, 79, 1), 45 RK3066_PLL_RATE(1872000000, 1, 78, 1), 46 RK3066_PLL_RATE(1848000000, 1, 77, 1), 47 RK3066_PLL_RATE(1824000000, 1, 76, 1), 48 RK3066_PLL_RATE(1800000000, 1, 75, 1), 49 RK3066_PLL_RATE(1776000000, 1, 74, 1), 50 RK3066_PLL_RATE(1752000000, 1, 73, 1), 51 RK3066_PLL_RATE(1728000000, 1, 72, 1), 52 RK3066_PLL_RATE(1704000000, 1, 71, 1), 53 RK3066_PLL_RATE(1680000000, 1, 70, 1), 54 RK3066_PLL_RATE(1656000000, 1, 69, 1), 55 RK3066_PLL_RATE(1632000000, 1, 68, 1), 56 RK3066_PLL_RATE(1608000000, 1, 67, 1), 57 RK3066_PLL_RATE(1560000000, 1, 65, 1), 58 RK3066_PLL_RATE(1512000000, 1, 63, 1), 59 RK3066_PLL_RATE(1488000000, 1, 62, 1), 60 RK3066_PLL_RATE(1464000000, 1, 61, 1), 61 RK3066_PLL_RATE(1440000000, 1, 60, 1), 62 RK3066_PLL_RATE(1416000000, 1, 59, 1), 63 RK3066_PLL_RATE(1392000000, 1, 58, 1), 64 RK3066_PLL_RATE(1368000000, 1, 57, 1), 65 RK3066_PLL_RATE(1344000000, 1, 56, 1), 66 RK3066_PLL_RATE(1320000000, 1, 55, 1), 67 RK3066_PLL_RATE(1296000000, 1, 54, 1), 68 RK3066_PLL_RATE(1272000000, 1, 53, 1), 69 RK3066_PLL_RATE(1248000000, 1, 52, 1), 70 RK3066_PLL_RATE(1224000000, 1, 51, 1), 71 RK3066_PLL_RATE(1200000000, 1, 50, 1), 72 RK3066_PLL_RATE(1188000000, 2, 99, 1), 73 RK3066_PLL_RATE(1176000000, 1, 49, 1), 74 RK3066_PLL_RATE(1128000000, 1, 47, 1), 75 RK3066_PLL_RATE(1104000000, 1, 46, 1), 76 RK3066_PLL_RATE(1008000000, 1, 84, 2), 77 RK3066_PLL_RATE( 912000000, 1, 76, 2), 78 RK3066_PLL_RATE( 891000000, 8, 594, 2), 79 RK3066_PLL_RATE( 888000000, 1, 74, 2), 80 RK3066_PLL_RATE( 816000000, 1, 68, 2), 81 RK3066_PLL_RATE( 798000000, 2, 133, 2), 82 RK3066_PLL_RATE( 792000000, 1, 66, 2), 83 RK3066_PLL_RATE( 768000000, 1, 64, 2), 84 RK3066_PLL_RATE( 742500000, 8, 495, 2), 85 RK3066_PLL_RATE( 696000000, 1, 58, 2), 86 RK3066_PLL_RATE( 600000000, 1, 50, 2), 87 RK3066_PLL_RATE_NB(594000000, 1, 198, 8, 1), 88 RK3066_PLL_RATE( 552000000, 1, 46, 2), 89 RK3066_PLL_RATE( 504000000, 1, 84, 4), 90 RK3066_PLL_RATE( 500000000, 3, 125, 2), 91 RK3066_PLL_RATE( 456000000, 1, 76, 4), 92 RK3066_PLL_RATE( 408000000, 1, 68, 4), 93 RK3066_PLL_RATE( 400000000, 3, 100, 2), 94 RK3066_PLL_RATE( 384000000, 2, 128, 4), 95 RK3066_PLL_RATE( 360000000, 1, 60, 4), 96 RK3066_PLL_RATE( 312000000, 1, 52, 4), 97 RK3066_PLL_RATE( 300000000, 1, 50, 4), 98 RK3066_PLL_RATE( 297000000, 2, 198, 8), 99 RK3066_PLL_RATE( 252000000, 1, 84, 8), 100 RK3066_PLL_RATE( 216000000, 1, 72, 8), 101 RK3066_PLL_RATE( 148500000, 2, 99, 8), 102 RK3066_PLL_RATE( 126000000, 1, 84, 16), 103 RK3066_PLL_RATE( 48000000, 1, 64, 32), 104 { /* sentinel */ }, 105 }; 106 107 #define RK3288_DIV_ACLK_CORE_M0_MASK 0xf 108 #define RK3288_DIV_ACLK_CORE_M0_SHIFT 0 109 #define RK3288_DIV_ACLK_CORE_MP_MASK 0xf 110 #define RK3288_DIV_ACLK_CORE_MP_SHIFT 4 111 #define RK3288_DIV_L2RAM_MASK 0x7 112 #define RK3288_DIV_L2RAM_SHIFT 0 113 #define RK3288_DIV_ATCLK_MASK 0x1f 114 #define RK3288_DIV_ATCLK_SHIFT 4 115 #define RK3288_DIV_PCLK_DBGPRE_MASK 0x1f 116 #define RK3288_DIV_PCLK_DBGPRE_SHIFT 9 117 118 #define RK3288_CLKSEL0(_core_m0, _core_mp) \ 119 { \ 120 .reg = RK3288_CLKSEL_CON(0), \ 121 .val = HIWORD_UPDATE(_core_m0, RK3288_DIV_ACLK_CORE_M0_MASK, \ 122 RK3288_DIV_ACLK_CORE_M0_SHIFT) | \ 123 HIWORD_UPDATE(_core_mp, RK3288_DIV_ACLK_CORE_MP_MASK, \ 124 RK3288_DIV_ACLK_CORE_MP_SHIFT), \ 125 } 126 #define RK3288_CLKSEL37(_l2ram, _atclk, _pclk_dbg_pre) \ 127 { \ 128 .reg = RK3288_CLKSEL_CON(37), \ 129 .val = HIWORD_UPDATE(_l2ram, RK3288_DIV_L2RAM_MASK, \ 130 RK3288_DIV_L2RAM_SHIFT) | \ 131 HIWORD_UPDATE(_atclk, RK3288_DIV_ATCLK_MASK, \ 132 RK3288_DIV_ATCLK_SHIFT) | \ 133 HIWORD_UPDATE(_pclk_dbg_pre, \ 134 RK3288_DIV_PCLK_DBGPRE_MASK, \ 135 RK3288_DIV_PCLK_DBGPRE_SHIFT), \ 136 } 137 138 #define RK3288_CPUCLK_RATE(_prate, _core_m0, _core_mp, _l2ram, _atclk, _pdbg) \ 139 { \ 140 .prate = _prate, \ 141 .divs = { \ 142 RK3288_CLKSEL0(_core_m0, _core_mp), \ 143 RK3288_CLKSEL37(_l2ram, _atclk, _pdbg), \ 144 }, \ 145 } 146 147 static struct rockchip_cpuclk_rate_table rk3288_cpuclk_rates[] __initdata = { 148 RK3288_CPUCLK_RATE(1800000000, 1, 3, 1, 3, 3), 149 RK3288_CPUCLK_RATE(1704000000, 1, 3, 1, 3, 3), 150 RK3288_CPUCLK_RATE(1608000000, 1, 3, 1, 3, 3), 151 RK3288_CPUCLK_RATE(1512000000, 1, 3, 1, 3, 3), 152 RK3288_CPUCLK_RATE(1416000000, 1, 3, 1, 3, 3), 153 RK3288_CPUCLK_RATE(1200000000, 1, 3, 1, 3, 3), 154 RK3288_CPUCLK_RATE(1008000000, 1, 3, 1, 3, 3), 155 RK3288_CPUCLK_RATE( 816000000, 1, 3, 1, 3, 3), 156 RK3288_CPUCLK_RATE( 696000000, 1, 3, 1, 3, 3), 157 RK3288_CPUCLK_RATE( 600000000, 1, 3, 1, 3, 3), 158 RK3288_CPUCLK_RATE( 408000000, 1, 3, 1, 3, 3), 159 RK3288_CPUCLK_RATE( 312000000, 1, 3, 1, 3, 3), 160 RK3288_CPUCLK_RATE( 216000000, 1, 3, 1, 3, 3), 161 RK3288_CPUCLK_RATE( 126000000, 1, 3, 1, 3, 3), 162 }; 163 164 static const struct rockchip_cpuclk_reg_data rk3288_cpuclk_data = { 165 .core_reg = RK3288_CLKSEL_CON(0), 166 .div_core_shift = 8, 167 .div_core_mask = 0x1f, 168 .mux_core_shift = 15, 169 }; 170 171 PNAME(mux_pll_p) = { "xin24m", "xin32k" }; 172 PNAME(mux_armclk_p) = { "apll_core", "gpll_core" }; 173 PNAME(mux_ddrphy_p) = { "dpll_ddr", "gpll_ddr" }; 174 PNAME(mux_aclk_cpu_src_p) = { "cpll_aclk_cpu", "gpll_aclk_cpu" }; 175 176 PNAME(mux_pll_src_cpll_gpll_p) = { "cpll", "gpll" }; 177 PNAME(mux_pll_src_npll_cpll_gpll_p) = { "npll", "cpll", "gpll" }; 178 PNAME(mux_pll_src_cpll_gpll_npll_p) = { "cpll", "gpll", "npll" }; 179 PNAME(mux_pll_src_cpll_gpll_usb480m_p) = { "cpll", "gpll", "usbphy480m_src" }; 180 PNAME(mux_pll_src_cpll_gll_usb_npll_p) = { "cpll", "gpll", "usbphy480m_src", "npll" }; 181 182 PNAME(mux_mmc_src_p) = { "cpll", "gpll", "xin24m", "xin24m" }; 183 PNAME(mux_i2s_pre_p) = { "i2s_src", "i2s_frac", "ext_i2s", "xin12m" }; 184 PNAME(mux_i2s_clkout_p) = { "i2s_pre", "xin12m" }; 185 PNAME(mux_spdif_p) = { "spdif_pre", "spdif_frac", "xin12m" }; 186 PNAME(mux_spdif_8ch_p) = { "spdif_8ch_pre", "spdif_8ch_frac", "xin12m" }; 187 PNAME(mux_uart0_p) = { "uart0_src", "uart0_frac", "xin24m" }; 188 PNAME(mux_uart1_p) = { "uart1_src", "uart1_frac", "xin24m" }; 189 PNAME(mux_uart2_p) = { "uart2_src", "uart2_frac", "xin24m" }; 190 PNAME(mux_uart3_p) = { "uart3_src", "uart3_frac", "xin24m" }; 191 PNAME(mux_uart4_p) = { "uart4_src", "uart4_frac", "xin24m" }; 192 PNAME(mux_vip_out_p) = { "vip_src", "xin24m" }; 193 PNAME(mux_mac_p) = { "mac_pll_src", "ext_gmac" }; 194 PNAME(mux_hsadcout_p) = { "hsadc_src", "ext_hsadc" }; 195 PNAME(mux_edp_24m_p) = { "ext_edp_24m", "xin24m" }; 196 PNAME(mux_tspout_p) = { "cpll", "gpll", "npll", "xin27m" }; 197 198 PNAME(mux_usbphy480m_p) = { "sclk_otgphy1", "sclk_otgphy2", 199 "sclk_otgphy0" }; 200 PNAME(mux_hsicphy480m_p) = { "cpll", "gpll", "usbphy480m_src" }; 201 PNAME(mux_hsicphy12m_p) = { "hsicphy12m_xin12m", "hsicphy12m_usbphy" }; 202 203 static struct rockchip_pll_clock rk3288_pll_clks[] __initdata = { 204 [apll] = PLL(pll_rk3066, PLL_APLL, "apll", mux_pll_p, 0, RK3288_PLL_CON(0), 205 RK3288_MODE_CON, 0, 6, 0, rk3288_pll_rates), 206 [dpll] = PLL(pll_rk3066, PLL_DPLL, "dpll", mux_pll_p, 0, RK3288_PLL_CON(4), 207 RK3288_MODE_CON, 4, 5, 0, NULL), 208 [cpll] = PLL(pll_rk3066, PLL_CPLL, "cpll", mux_pll_p, 0, RK3288_PLL_CON(8), 209 RK3288_MODE_CON, 8, 7, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates), 210 [gpll] = PLL(pll_rk3066, PLL_GPLL, "gpll", mux_pll_p, 0, RK3288_PLL_CON(12), 211 RK3288_MODE_CON, 12, 8, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates), 212 [npll] = PLL(pll_rk3066, PLL_NPLL, "npll", mux_pll_p, 0, RK3288_PLL_CON(16), 213 RK3288_MODE_CON, 14, 9, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates), 214 }; 215 216 static struct clk_div_table div_hclk_cpu_t[] = { 217 { .val = 0, .div = 1 }, 218 { .val = 1, .div = 2 }, 219 { .val = 3, .div = 4 }, 220 { /* sentinel */}, 221 }; 222 223 #define MFLAGS CLK_MUX_HIWORD_MASK 224 #define DFLAGS CLK_DIVIDER_HIWORD_MASK 225 #define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE) 226 #define IFLAGS ROCKCHIP_INVERTER_HIWORD_MASK 227 228 static struct rockchip_clk_branch rk3288_i2s_fracmux __initdata = 229 MUX(0, "i2s_pre", mux_i2s_pre_p, CLK_SET_RATE_PARENT, 230 RK3288_CLKSEL_CON(4), 8, 2, MFLAGS); 231 232 static struct rockchip_clk_branch rk3288_spdif_fracmux __initdata = 233 MUX(0, "spdif_mux", mux_spdif_p, CLK_SET_RATE_PARENT, 234 RK3288_CLKSEL_CON(5), 8, 2, MFLAGS); 235 236 static struct rockchip_clk_branch rk3288_spdif_8ch_fracmux __initdata = 237 MUX(0, "spdif_8ch_mux", mux_spdif_8ch_p, CLK_SET_RATE_PARENT, 238 RK3288_CLKSEL_CON(40), 8, 2, MFLAGS); 239 240 static struct rockchip_clk_branch rk3288_uart0_fracmux __initdata = 241 MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT, 242 RK3288_CLKSEL_CON(13), 8, 2, MFLAGS); 243 244 static struct rockchip_clk_branch rk3288_uart1_fracmux __initdata = 245 MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT, 246 RK3288_CLKSEL_CON(14), 8, 2, MFLAGS); 247 248 static struct rockchip_clk_branch rk3288_uart2_fracmux __initdata = 249 MUX(SCLK_UART2, "sclk_uart2", mux_uart2_p, CLK_SET_RATE_PARENT, 250 RK3288_CLKSEL_CON(15), 8, 2, MFLAGS); 251 252 static struct rockchip_clk_branch rk3288_uart3_fracmux __initdata = 253 MUX(SCLK_UART3, "sclk_uart3", mux_uart3_p, CLK_SET_RATE_PARENT, 254 RK3288_CLKSEL_CON(16), 8, 2, MFLAGS); 255 256 static struct rockchip_clk_branch rk3288_uart4_fracmux __initdata = 257 MUX(SCLK_UART4, "sclk_uart4", mux_uart4_p, CLK_SET_RATE_PARENT, 258 RK3288_CLKSEL_CON(3), 8, 2, MFLAGS); 259 260 static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = { 261 /* 262 * Clock-Architecture Diagram 1 263 */ 264 265 GATE(0, "apll_core", "apll", CLK_IGNORE_UNUSED, 266 RK3288_CLKGATE_CON(0), 1, GFLAGS), 267 GATE(0, "gpll_core", "gpll", CLK_IGNORE_UNUSED, 268 RK3288_CLKGATE_CON(0), 2, GFLAGS), 269 270 COMPOSITE_NOMUX(0, "armcore0", "armclk", CLK_IGNORE_UNUSED, 271 RK3288_CLKSEL_CON(36), 0, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, 272 RK3288_CLKGATE_CON(12), 0, GFLAGS), 273 COMPOSITE_NOMUX(0, "armcore1", "armclk", CLK_IGNORE_UNUSED, 274 RK3288_CLKSEL_CON(36), 4, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, 275 RK3288_CLKGATE_CON(12), 1, GFLAGS), 276 COMPOSITE_NOMUX(0, "armcore2", "armclk", CLK_IGNORE_UNUSED, 277 RK3288_CLKSEL_CON(36), 8, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, 278 RK3288_CLKGATE_CON(12), 2, GFLAGS), 279 COMPOSITE_NOMUX(0, "armcore3", "armclk", CLK_IGNORE_UNUSED, 280 RK3288_CLKSEL_CON(36), 12, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, 281 RK3288_CLKGATE_CON(12), 3, GFLAGS), 282 COMPOSITE_NOMUX(0, "l2ram", "armclk", CLK_IGNORE_UNUSED, 283 RK3288_CLKSEL_CON(37), 0, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, 284 RK3288_CLKGATE_CON(12), 4, GFLAGS), 285 COMPOSITE_NOMUX(0, "aclk_core_m0", "armclk", CLK_IGNORE_UNUSED, 286 RK3288_CLKSEL_CON(0), 0, 4, DFLAGS | CLK_DIVIDER_READ_ONLY, 287 RK3288_CLKGATE_CON(12), 5, GFLAGS), 288 COMPOSITE_NOMUX(0, "aclk_core_mp", "armclk", CLK_IGNORE_UNUSED, 289 RK3288_CLKSEL_CON(0), 4, 4, DFLAGS | CLK_DIVIDER_READ_ONLY, 290 RK3288_CLKGATE_CON(12), 6, GFLAGS), 291 COMPOSITE_NOMUX(0, "atclk", "armclk", 0, 292 RK3288_CLKSEL_CON(37), 4, 5, DFLAGS | CLK_DIVIDER_READ_ONLY, 293 RK3288_CLKGATE_CON(12), 7, GFLAGS), 294 COMPOSITE_NOMUX(0, "pclk_dbg_pre", "armclk", CLK_IGNORE_UNUSED, 295 RK3288_CLKSEL_CON(37), 9, 5, DFLAGS | CLK_DIVIDER_READ_ONLY, 296 RK3288_CLKGATE_CON(12), 8, GFLAGS), 297 GATE(0, "pclk_dbg", "pclk_dbg_pre", 0, 298 RK3288_CLKGATE_CON(12), 9, GFLAGS), 299 GATE(0, "cs_dbg", "pclk_dbg_pre", CLK_IGNORE_UNUSED, 300 RK3288_CLKGATE_CON(12), 10, GFLAGS), 301 GATE(0, "pclk_core_niu", "pclk_dbg_pre", 0, 302 RK3288_CLKGATE_CON(12), 11, GFLAGS), 303 304 GATE(0, "dpll_ddr", "dpll", CLK_IGNORE_UNUSED, 305 RK3288_CLKGATE_CON(0), 8, GFLAGS), 306 GATE(0, "gpll_ddr", "gpll", 0, 307 RK3288_CLKGATE_CON(0), 9, GFLAGS), 308 COMPOSITE_NOGATE(0, "ddrphy", mux_ddrphy_p, CLK_IGNORE_UNUSED, 309 RK3288_CLKSEL_CON(26), 2, 1, MFLAGS, 0, 2, 310 DFLAGS | CLK_DIVIDER_POWER_OF_TWO), 311 312 GATE(0, "gpll_aclk_cpu", "gpll", CLK_IGNORE_UNUSED, 313 RK3288_CLKGATE_CON(0), 10, GFLAGS), 314 GATE(0, "cpll_aclk_cpu", "cpll", CLK_IGNORE_UNUSED, 315 RK3288_CLKGATE_CON(0), 11, GFLAGS), 316 COMPOSITE_NOGATE(0, "aclk_cpu_src", mux_aclk_cpu_src_p, CLK_IGNORE_UNUSED, 317 RK3288_CLKSEL_CON(1), 15, 1, MFLAGS, 3, 5, DFLAGS), 318 DIV(0, "aclk_cpu_pre", "aclk_cpu_src", CLK_SET_RATE_PARENT, 319 RK3288_CLKSEL_CON(1), 0, 3, DFLAGS), 320 GATE(ACLK_CPU, "aclk_cpu", "aclk_cpu_pre", CLK_IGNORE_UNUSED, 321 RK3288_CLKGATE_CON(0), 3, GFLAGS), 322 COMPOSITE_NOMUX(PCLK_CPU, "pclk_cpu", "aclk_cpu_pre", CLK_IGNORE_UNUSED, 323 RK3288_CLKSEL_CON(1), 12, 3, DFLAGS, 324 RK3288_CLKGATE_CON(0), 5, GFLAGS), 325 COMPOSITE_NOMUX_DIVTBL(HCLK_CPU, "hclk_cpu", "aclk_cpu_pre", CLK_IGNORE_UNUSED, 326 RK3288_CLKSEL_CON(1), 8, 2, DFLAGS, div_hclk_cpu_t, 327 RK3288_CLKGATE_CON(0), 4, GFLAGS), 328 GATE(0, "c2c_host", "aclk_cpu_src", 0, 329 RK3288_CLKGATE_CON(13), 8, GFLAGS), 330 COMPOSITE_NOMUX(SCLK_CRYPTO, "crypto", "aclk_cpu_pre", 0, 331 RK3288_CLKSEL_CON(26), 6, 2, DFLAGS, 332 RK3288_CLKGATE_CON(5), 4, GFLAGS), 333 GATE(0, "aclk_bus_2pmu", "aclk_cpu_pre", CLK_IGNORE_UNUSED, 334 RK3288_CLKGATE_CON(0), 7, GFLAGS), 335 336 COMPOSITE(0, "i2s_src", mux_pll_src_cpll_gpll_p, 0, 337 RK3288_CLKSEL_CON(4), 15, 1, MFLAGS, 0, 7, DFLAGS, 338 RK3288_CLKGATE_CON(4), 1, GFLAGS), 339 COMPOSITE_FRACMUX(0, "i2s_frac", "i2s_src", CLK_SET_RATE_PARENT, 340 RK3288_CLKSEL_CON(8), 0, 341 RK3288_CLKGATE_CON(4), 2, GFLAGS, 342 &rk3288_i2s_fracmux), 343 COMPOSITE_NODIV(SCLK_I2S0_OUT, "i2s0_clkout", mux_i2s_clkout_p, 0, 344 RK3288_CLKSEL_CON(4), 12, 1, MFLAGS, 345 RK3288_CLKGATE_CON(4), 0, GFLAGS), 346 GATE(SCLK_I2S0, "sclk_i2s0", "i2s_pre", CLK_SET_RATE_PARENT, 347 RK3288_CLKGATE_CON(4), 3, GFLAGS), 348 349 MUX(0, "spdif_src", mux_pll_src_cpll_gpll_p, 0, 350 RK3288_CLKSEL_CON(5), 15, 1, MFLAGS), 351 COMPOSITE_NOMUX(0, "spdif_pre", "spdif_src", CLK_SET_RATE_PARENT, 352 RK3288_CLKSEL_CON(5), 0, 7, DFLAGS, 353 RK3288_CLKGATE_CON(4), 4, GFLAGS), 354 COMPOSITE_FRACMUX(0, "spdif_frac", "spdif_src", CLK_SET_RATE_PARENT, 355 RK3288_CLKSEL_CON(9), 0, 356 RK3288_CLKGATE_CON(4), 5, GFLAGS, 357 &rk3288_spdif_fracmux), 358 GATE(SCLK_SPDIF, "sclk_spdif", "spdif_mux", CLK_SET_RATE_PARENT, 359 RK3288_CLKGATE_CON(4), 6, GFLAGS), 360 COMPOSITE_NOMUX(0, "spdif_8ch_pre", "spdif_src", CLK_SET_RATE_PARENT, 361 RK3288_CLKSEL_CON(40), 0, 7, DFLAGS, 362 RK3288_CLKGATE_CON(4), 7, GFLAGS), 363 COMPOSITE_FRACMUX(0, "spdif_8ch_frac", "spdif_8ch_pre", CLK_SET_RATE_PARENT, 364 RK3288_CLKSEL_CON(41), 0, 365 RK3288_CLKGATE_CON(4), 8, GFLAGS, 366 &rk3288_spdif_8ch_fracmux), 367 GATE(SCLK_SPDIF8CH, "sclk_spdif_8ch", "spdif_8ch_mux", CLK_SET_RATE_PARENT, 368 RK3288_CLKGATE_CON(4), 9, GFLAGS), 369 370 GATE(0, "sclk_acc_efuse", "xin24m", 0, 371 RK3288_CLKGATE_CON(0), 12, GFLAGS), 372 373 GATE(SCLK_TIMER0, "sclk_timer0", "xin24m", 0, 374 RK3288_CLKGATE_CON(1), 0, GFLAGS), 375 GATE(SCLK_TIMER1, "sclk_timer1", "xin24m", 0, 376 RK3288_CLKGATE_CON(1), 1, GFLAGS), 377 GATE(SCLK_TIMER2, "sclk_timer2", "xin24m", 0, 378 RK3288_CLKGATE_CON(1), 2, GFLAGS), 379 GATE(SCLK_TIMER3, "sclk_timer3", "xin24m", 0, 380 RK3288_CLKGATE_CON(1), 3, GFLAGS), 381 GATE(SCLK_TIMER4, "sclk_timer4", "xin24m", 0, 382 RK3288_CLKGATE_CON(1), 4, GFLAGS), 383 GATE(SCLK_TIMER5, "sclk_timer5", "xin24m", 0, 384 RK3288_CLKGATE_CON(1), 5, GFLAGS), 385 386 /* 387 * Clock-Architecture Diagram 2 388 */ 389 390 COMPOSITE(0, "aclk_vepu", mux_pll_src_cpll_gpll_usb480m_p, 0, 391 RK3288_CLKSEL_CON(32), 6, 2, MFLAGS, 0, 5, DFLAGS, 392 RK3288_CLKGATE_CON(3), 9, GFLAGS), 393 COMPOSITE(0, "aclk_vdpu", mux_pll_src_cpll_gpll_usb480m_p, 0, 394 RK3288_CLKSEL_CON(32), 14, 2, MFLAGS, 8, 5, DFLAGS, 395 RK3288_CLKGATE_CON(3), 11, GFLAGS), 396 /* 397 * We use aclk_vdpu by default GRF_SOC_CON0[7] setting in system, 398 * so we ignore the mux and make clocks nodes as following, 399 */ 400 GATE(ACLK_VCODEC, "aclk_vcodec", "aclk_vdpu", 0, 401 RK3288_CLKGATE_CON(9), 0, GFLAGS), 402 /* 403 * We introduce a virtul node of hclk_vodec_pre_v to split one clock 404 * struct with a gate and a fix divider into two node in software. 405 */ 406 GATE(0, "hclk_vcodec_pre_v", "aclk_vdpu", 0, 407 RK3288_CLKGATE_CON(3), 10, GFLAGS), 408 GATE(HCLK_VCODEC, "hclk_vcodec", "hclk_vcodec_pre", 0, 409 RK3288_CLKGATE_CON(9), 1, GFLAGS), 410 411 COMPOSITE(0, "aclk_vio0", mux_pll_src_cpll_gpll_usb480m_p, CLK_IGNORE_UNUSED, 412 RK3288_CLKSEL_CON(31), 6, 2, MFLAGS, 0, 5, DFLAGS, 413 RK3288_CLKGATE_CON(3), 0, GFLAGS), 414 DIV(0, "hclk_vio", "aclk_vio0", 0, 415 RK3288_CLKSEL_CON(28), 8, 5, DFLAGS), 416 COMPOSITE(0, "aclk_vio1", mux_pll_src_cpll_gpll_usb480m_p, CLK_IGNORE_UNUSED, 417 RK3288_CLKSEL_CON(31), 14, 2, MFLAGS, 8, 5, DFLAGS, 418 RK3288_CLKGATE_CON(3), 2, GFLAGS), 419 420 COMPOSITE(0, "aclk_rga_pre", mux_pll_src_cpll_gpll_usb480m_p, 0, 421 RK3288_CLKSEL_CON(30), 6, 2, MFLAGS, 0, 5, DFLAGS, 422 RK3288_CLKGATE_CON(3), 5, GFLAGS), 423 COMPOSITE(SCLK_RGA, "sclk_rga", mux_pll_src_cpll_gpll_usb480m_p, 0, 424 RK3288_CLKSEL_CON(30), 14, 2, MFLAGS, 8, 5, DFLAGS, 425 RK3288_CLKGATE_CON(3), 4, GFLAGS), 426 427 COMPOSITE(DCLK_VOP0, "dclk_vop0", mux_pll_src_cpll_gpll_npll_p, 0, 428 RK3288_CLKSEL_CON(27), 0, 2, MFLAGS, 8, 8, DFLAGS, 429 RK3288_CLKGATE_CON(3), 1, GFLAGS), 430 COMPOSITE(DCLK_VOP1, "dclk_vop1", mux_pll_src_cpll_gpll_npll_p, 0, 431 RK3288_CLKSEL_CON(29), 6, 2, MFLAGS, 8, 8, DFLAGS, 432 RK3288_CLKGATE_CON(3), 3, GFLAGS), 433 434 COMPOSITE_NODIV(SCLK_EDP_24M, "sclk_edp_24m", mux_edp_24m_p, 0, 435 RK3288_CLKSEL_CON(28), 15, 1, MFLAGS, 436 RK3288_CLKGATE_CON(3), 12, GFLAGS), 437 COMPOSITE(SCLK_EDP, "sclk_edp", mux_pll_src_cpll_gpll_npll_p, 0, 438 RK3288_CLKSEL_CON(28), 6, 2, MFLAGS, 0, 6, DFLAGS, 439 RK3288_CLKGATE_CON(3), 13, GFLAGS), 440 441 COMPOSITE(SCLK_ISP, "sclk_isp", mux_pll_src_cpll_gpll_npll_p, 0, 442 RK3288_CLKSEL_CON(6), 6, 2, MFLAGS, 0, 6, DFLAGS, 443 RK3288_CLKGATE_CON(3), 14, GFLAGS), 444 COMPOSITE(SCLK_ISP_JPE, "sclk_isp_jpe", mux_pll_src_cpll_gpll_npll_p, 0, 445 RK3288_CLKSEL_CON(6), 14, 2, MFLAGS, 8, 6, DFLAGS, 446 RK3288_CLKGATE_CON(3), 15, GFLAGS), 447 448 GATE(SCLK_HDMI_HDCP, "sclk_hdmi_hdcp", "xin24m", 0, 449 RK3288_CLKGATE_CON(5), 12, GFLAGS), 450 GATE(SCLK_HDMI_CEC, "sclk_hdmi_cec", "xin32k", 0, 451 RK3288_CLKGATE_CON(5), 11, GFLAGS), 452 453 COMPOSITE(ACLK_HEVC, "aclk_hevc", mux_pll_src_cpll_gpll_npll_p, 0, 454 RK3288_CLKSEL_CON(39), 14, 2, MFLAGS, 8, 5, DFLAGS, 455 RK3288_CLKGATE_CON(13), 13, GFLAGS), 456 DIV(HCLK_HEVC, "hclk_hevc", "aclk_hevc", 0, 457 RK3288_CLKSEL_CON(40), 12, 2, DFLAGS), 458 459 COMPOSITE(SCLK_HEVC_CABAC, "sclk_hevc_cabac", mux_pll_src_cpll_gpll_npll_p, 0, 460 RK3288_CLKSEL_CON(42), 6, 2, MFLAGS, 0, 5, DFLAGS, 461 RK3288_CLKGATE_CON(13), 14, GFLAGS), 462 COMPOSITE(SCLK_HEVC_CORE, "sclk_hevc_core", mux_pll_src_cpll_gpll_npll_p, 0, 463 RK3288_CLKSEL_CON(42), 14, 2, MFLAGS, 8, 5, DFLAGS, 464 RK3288_CLKGATE_CON(13), 15, GFLAGS), 465 466 COMPOSITE_NODIV(0, "vip_src", mux_pll_src_cpll_gpll_p, 0, 467 RK3288_CLKSEL_CON(26), 8, 1, MFLAGS, 468 RK3288_CLKGATE_CON(3), 7, GFLAGS), 469 COMPOSITE_NOGATE(0, "sclk_vip_out", mux_vip_out_p, 0, 470 RK3288_CLKSEL_CON(26), 15, 1, MFLAGS, 9, 5, DFLAGS), 471 472 DIV(0, "pclk_pd_alive", "gpll", 0, 473 RK3288_CLKSEL_CON(33), 8, 5, DFLAGS), 474 COMPOSITE_NOMUX(0, "pclk_pd_pmu", "gpll", CLK_IGNORE_UNUSED, 475 RK3288_CLKSEL_CON(33), 0, 5, DFLAGS, 476 RK3288_CLKGATE_CON(5), 8, GFLAGS), 477 478 COMPOSITE(SCLK_GPU, "sclk_gpu", mux_pll_src_cpll_gll_usb_npll_p, 0, 479 RK3288_CLKSEL_CON(34), 6, 2, MFLAGS, 0, 5, DFLAGS, 480 RK3288_CLKGATE_CON(5), 7, GFLAGS), 481 482 COMPOSITE(0, "aclk_peri_src", mux_pll_src_cpll_gpll_p, CLK_IGNORE_UNUSED, 483 RK3288_CLKSEL_CON(10), 15, 1, MFLAGS, 0, 5, DFLAGS, 484 RK3288_CLKGATE_CON(2), 0, GFLAGS), 485 COMPOSITE_NOMUX(PCLK_PERI, "pclk_peri", "aclk_peri_src", 0, 486 RK3288_CLKSEL_CON(10), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO, 487 RK3288_CLKGATE_CON(2), 3, GFLAGS), 488 COMPOSITE_NOMUX(HCLK_PERI, "hclk_peri", "aclk_peri_src", CLK_IGNORE_UNUSED, 489 RK3288_CLKSEL_CON(10), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO, 490 RK3288_CLKGATE_CON(2), 2, GFLAGS), 491 GATE(ACLK_PERI, "aclk_peri", "aclk_peri_src", CLK_IGNORE_UNUSED, 492 RK3288_CLKGATE_CON(2), 1, GFLAGS), 493 494 /* 495 * Clock-Architecture Diagram 3 496 */ 497 498 COMPOSITE(SCLK_SPI0, "sclk_spi0", mux_pll_src_cpll_gpll_p, 0, 499 RK3288_CLKSEL_CON(25), 7, 1, MFLAGS, 0, 7, DFLAGS, 500 RK3288_CLKGATE_CON(2), 9, GFLAGS), 501 COMPOSITE(SCLK_SPI1, "sclk_spi1", mux_pll_src_cpll_gpll_p, 0, 502 RK3288_CLKSEL_CON(25), 15, 1, MFLAGS, 8, 7, DFLAGS, 503 RK3288_CLKGATE_CON(2), 10, GFLAGS), 504 COMPOSITE(SCLK_SPI2, "sclk_spi2", mux_pll_src_cpll_gpll_p, 0, 505 RK3288_CLKSEL_CON(39), 7, 1, MFLAGS, 0, 7, DFLAGS, 506 RK3288_CLKGATE_CON(2), 11, GFLAGS), 507 508 COMPOSITE(SCLK_SDMMC, "sclk_sdmmc", mux_mmc_src_p, 0, 509 RK3288_CLKSEL_CON(11), 6, 2, MFLAGS, 0, 6, DFLAGS, 510 RK3288_CLKGATE_CON(13), 0, GFLAGS), 511 COMPOSITE(SCLK_SDIO0, "sclk_sdio0", mux_mmc_src_p, 0, 512 RK3288_CLKSEL_CON(12), 6, 2, MFLAGS, 0, 6, DFLAGS, 513 RK3288_CLKGATE_CON(13), 1, GFLAGS), 514 COMPOSITE(SCLK_SDIO1, "sclk_sdio1", mux_mmc_src_p, 0, 515 RK3288_CLKSEL_CON(34), 14, 2, MFLAGS, 8, 6, DFLAGS, 516 RK3288_CLKGATE_CON(13), 2, GFLAGS), 517 COMPOSITE(SCLK_EMMC, "sclk_emmc", mux_mmc_src_p, 0, 518 RK3288_CLKSEL_CON(12), 14, 2, MFLAGS, 8, 6, DFLAGS, 519 RK3288_CLKGATE_CON(13), 3, GFLAGS), 520 521 MMC(SCLK_SDMMC_DRV, "sdmmc_drv", "sclk_sdmmc", RK3288_SDMMC_CON0, 1), 522 MMC(SCLK_SDMMC_SAMPLE, "sdmmc_sample", "sclk_sdmmc", RK3288_SDMMC_CON1, 0), 523 524 MMC(SCLK_SDIO0_DRV, "sdio0_drv", "sclk_sdio0", RK3288_SDIO0_CON0, 1), 525 MMC(SCLK_SDIO0_SAMPLE, "sdio0_sample", "sclk_sdio0", RK3288_SDIO0_CON1, 0), 526 527 MMC(SCLK_SDIO1_DRV, "sdio1_drv", "sclk_sdio1", RK3288_SDIO1_CON0, 1), 528 MMC(SCLK_SDIO1_SAMPLE, "sdio1_sample", "sclk_sdio1", RK3288_SDIO1_CON1, 0), 529 530 MMC(SCLK_EMMC_DRV, "emmc_drv", "sclk_emmc", RK3288_EMMC_CON0, 1), 531 MMC(SCLK_EMMC_SAMPLE, "emmc_sample", "sclk_emmc", RK3288_EMMC_CON1, 0), 532 533 COMPOSITE(0, "sclk_tspout", mux_tspout_p, 0, 534 RK3288_CLKSEL_CON(35), 14, 2, MFLAGS, 8, 5, DFLAGS, 535 RK3288_CLKGATE_CON(4), 11, GFLAGS), 536 COMPOSITE(0, "sclk_tsp", mux_pll_src_cpll_gpll_npll_p, 0, 537 RK3288_CLKSEL_CON(35), 6, 2, MFLAGS, 0, 5, DFLAGS, 538 RK3288_CLKGATE_CON(4), 10, GFLAGS), 539 540 GATE(SCLK_OTGPHY0, "sclk_otgphy0", "usb480m", CLK_IGNORE_UNUSED, 541 RK3288_CLKGATE_CON(13), 4, GFLAGS), 542 GATE(SCLK_OTGPHY1, "sclk_otgphy1", "usb480m", CLK_IGNORE_UNUSED, 543 RK3288_CLKGATE_CON(13), 5, GFLAGS), 544 GATE(SCLK_OTGPHY2, "sclk_otgphy2", "usb480m", CLK_IGNORE_UNUSED, 545 RK3288_CLKGATE_CON(13), 6, GFLAGS), 546 GATE(SCLK_OTG_ADP, "sclk_otg_adp", "xin32k", CLK_IGNORE_UNUSED, 547 RK3288_CLKGATE_CON(13), 7, GFLAGS), 548 549 COMPOSITE_NOMUX(SCLK_TSADC, "sclk_tsadc", "xin32k", 0, 550 RK3288_CLKSEL_CON(2), 0, 6, DFLAGS, 551 RK3288_CLKGATE_CON(2), 7, GFLAGS), 552 553 COMPOSITE_NOMUX(SCLK_SARADC, "sclk_saradc", "xin24m", 0, 554 RK3288_CLKSEL_CON(24), 8, 8, DFLAGS, 555 RK3288_CLKGATE_CON(2), 8, GFLAGS), 556 557 GATE(SCLK_PS2C, "sclk_ps2c", "xin24m", 0, 558 RK3288_CLKGATE_CON(5), 13, GFLAGS), 559 560 COMPOSITE(SCLK_NANDC0, "sclk_nandc0", mux_pll_src_cpll_gpll_p, 0, 561 RK3288_CLKSEL_CON(38), 7, 1, MFLAGS, 0, 5, DFLAGS, 562 RK3288_CLKGATE_CON(5), 5, GFLAGS), 563 COMPOSITE(SCLK_NANDC1, "sclk_nandc1", mux_pll_src_cpll_gpll_p, 0, 564 RK3288_CLKSEL_CON(38), 15, 1, MFLAGS, 8, 5, DFLAGS, 565 RK3288_CLKGATE_CON(5), 6, GFLAGS), 566 567 COMPOSITE(0, "uart0_src", mux_pll_src_cpll_gll_usb_npll_p, 0, 568 RK3288_CLKSEL_CON(13), 13, 2, MFLAGS, 0, 7, DFLAGS, 569 RK3288_CLKGATE_CON(1), 8, GFLAGS), 570 COMPOSITE_FRACMUX(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT, 571 RK3288_CLKSEL_CON(17), 0, 572 RK3288_CLKGATE_CON(1), 9, GFLAGS, 573 &rk3288_uart0_fracmux), 574 MUX(0, "uart_src", mux_pll_src_cpll_gpll_p, 0, 575 RK3288_CLKSEL_CON(13), 15, 1, MFLAGS), 576 COMPOSITE_NOMUX(0, "uart1_src", "uart_src", 0, 577 RK3288_CLKSEL_CON(14), 0, 7, DFLAGS, 578 RK3288_CLKGATE_CON(1), 10, GFLAGS), 579 COMPOSITE_FRACMUX(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT, 580 RK3288_CLKSEL_CON(18), 0, 581 RK3288_CLKGATE_CON(1), 11, GFLAGS, 582 &rk3288_uart1_fracmux), 583 COMPOSITE_NOMUX(0, "uart2_src", "uart_src", 0, 584 RK3288_CLKSEL_CON(15), 0, 7, DFLAGS, 585 RK3288_CLKGATE_CON(1), 12, GFLAGS), 586 COMPOSITE_FRACMUX(0, "uart2_frac", "uart2_src", CLK_SET_RATE_PARENT, 587 RK3288_CLKSEL_CON(19), 0, 588 RK3288_CLKGATE_CON(1), 13, GFLAGS, 589 &rk3288_uart2_fracmux), 590 COMPOSITE_NOMUX(0, "uart3_src", "uart_src", 0, 591 RK3288_CLKSEL_CON(16), 0, 7, DFLAGS, 592 RK3288_CLKGATE_CON(1), 14, GFLAGS), 593 COMPOSITE_FRACMUX(0, "uart3_frac", "uart3_src", CLK_SET_RATE_PARENT, 594 RK3288_CLKSEL_CON(20), 0, 595 RK3288_CLKGATE_CON(1), 15, GFLAGS, 596 &rk3288_uart3_fracmux), 597 COMPOSITE_NOMUX(0, "uart4_src", "uart_src", 0, 598 RK3288_CLKSEL_CON(3), 0, 7, DFLAGS, 599 RK3288_CLKGATE_CON(2), 12, GFLAGS), 600 COMPOSITE_FRACMUX(0, "uart4_frac", "uart4_src", CLK_SET_RATE_PARENT, 601 RK3288_CLKSEL_CON(7), 0, 602 RK3288_CLKGATE_CON(2), 13, GFLAGS, 603 &rk3288_uart4_fracmux), 604 605 COMPOSITE(0, "mac_pll_src", mux_pll_src_npll_cpll_gpll_p, 0, 606 RK3288_CLKSEL_CON(21), 0, 2, MFLAGS, 8, 5, DFLAGS, 607 RK3288_CLKGATE_CON(2), 5, GFLAGS), 608 MUX(SCLK_MAC, "mac_clk", mux_mac_p, CLK_SET_RATE_PARENT, 609 RK3288_CLKSEL_CON(21), 4, 1, MFLAGS), 610 GATE(SCLK_MACREF_OUT, "sclk_macref_out", "mac_clk", 0, 611 RK3288_CLKGATE_CON(5), 3, GFLAGS), 612 GATE(SCLK_MACREF, "sclk_macref", "mac_clk", 0, 613 RK3288_CLKGATE_CON(5), 2, GFLAGS), 614 GATE(SCLK_MAC_RX, "sclk_mac_rx", "mac_clk", 0, 615 RK3288_CLKGATE_CON(5), 0, GFLAGS), 616 GATE(SCLK_MAC_TX, "sclk_mac_tx", "mac_clk", 0, 617 RK3288_CLKGATE_CON(5), 1, GFLAGS), 618 619 COMPOSITE(0, "hsadc_src", mux_pll_src_cpll_gpll_p, 0, 620 RK3288_CLKSEL_CON(22), 0, 1, MFLAGS, 8, 8, DFLAGS, 621 RK3288_CLKGATE_CON(2), 6, GFLAGS), 622 MUX(0, "sclk_hsadc_out", mux_hsadcout_p, 0, 623 RK3288_CLKSEL_CON(22), 4, 1, MFLAGS), 624 INVERTER(SCLK_HSADC, "sclk_hsadc", "sclk_hsadc_out", 625 RK3288_CLKSEL_CON(22), 7, IFLAGS), 626 627 GATE(0, "jtag", "ext_jtag", 0, 628 RK3288_CLKGATE_CON(4), 14, GFLAGS), 629 630 COMPOSITE_NODIV(SCLK_USBPHY480M_SRC, "usbphy480m_src", mux_usbphy480m_p, 0, 631 RK3288_CLKSEL_CON(13), 11, 2, MFLAGS, 632 RK3288_CLKGATE_CON(5), 14, GFLAGS), 633 COMPOSITE_NODIV(SCLK_HSICPHY480M, "sclk_hsicphy480m", mux_hsicphy480m_p, 0, 634 RK3288_CLKSEL_CON(29), 0, 2, MFLAGS, 635 RK3288_CLKGATE_CON(3), 6, GFLAGS), 636 GATE(0, "hsicphy12m_xin12m", "xin12m", 0, 637 RK3288_CLKGATE_CON(13), 9, GFLAGS), 638 DIV(0, "hsicphy12m_usbphy", "sclk_hsicphy480m", 0, 639 RK3288_CLKSEL_CON(11), 8, 6, DFLAGS), 640 MUX(SCLK_HSICPHY12M, "sclk_hsicphy12m", mux_hsicphy12m_p, 0, 641 RK3288_CLKSEL_CON(22), 4, 1, MFLAGS), 642 643 /* 644 * Clock-Architecture Diagram 4 645 */ 646 647 /* aclk_cpu gates */ 648 GATE(0, "sclk_intmem0", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 5, GFLAGS), 649 GATE(0, "sclk_intmem1", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 6, GFLAGS), 650 GATE(0, "sclk_intmem2", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 7, GFLAGS), 651 GATE(ACLK_DMAC1, "aclk_dmac1", "aclk_cpu", 0, RK3288_CLKGATE_CON(10), 12, GFLAGS), 652 GATE(0, "aclk_strc_sys", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 13, GFLAGS), 653 GATE(0, "aclk_intmem", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 4, GFLAGS), 654 GATE(ACLK_CRYPTO, "aclk_crypto", "aclk_cpu", 0, RK3288_CLKGATE_CON(11), 6, GFLAGS), 655 GATE(0, "aclk_ccp", "aclk_cpu", 0, RK3288_CLKGATE_CON(11), 8, GFLAGS), 656 657 /* hclk_cpu gates */ 658 GATE(HCLK_CRYPTO, "hclk_crypto", "hclk_cpu", 0, RK3288_CLKGATE_CON(11), 7, GFLAGS), 659 GATE(HCLK_I2S0, "hclk_i2s0", "hclk_cpu", 0, RK3288_CLKGATE_CON(10), 8, GFLAGS), 660 GATE(HCLK_ROM, "hclk_rom", "hclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 9, GFLAGS), 661 GATE(HCLK_SPDIF, "hclk_spdif", "hclk_cpu", 0, RK3288_CLKGATE_CON(10), 10, GFLAGS), 662 GATE(HCLK_SPDIF8CH, "hclk_spdif_8ch", "hclk_cpu", 0, RK3288_CLKGATE_CON(10), 11, GFLAGS), 663 664 /* pclk_cpu gates */ 665 GATE(PCLK_PWM, "pclk_pwm", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 0, GFLAGS), 666 GATE(PCLK_TIMER, "pclk_timer", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 1, GFLAGS), 667 GATE(PCLK_I2C0, "pclk_i2c0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 2, GFLAGS), 668 GATE(PCLK_I2C2, "pclk_i2c2", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 3, GFLAGS), 669 GATE(PCLK_DDRUPCTL0, "pclk_ddrupctl0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 14, GFLAGS), 670 GATE(PCLK_PUBL0, "pclk_publ0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 15, GFLAGS), 671 GATE(PCLK_DDRUPCTL1, "pclk_ddrupctl1", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 0, GFLAGS), 672 GATE(PCLK_PUBL1, "pclk_publ1", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 1, GFLAGS), 673 GATE(PCLK_EFUSE1024, "pclk_efuse_1024", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 2, GFLAGS), 674 GATE(PCLK_TZPC, "pclk_tzpc", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 3, GFLAGS), 675 GATE(PCLK_UART2, "pclk_uart2", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 9, GFLAGS), 676 GATE(PCLK_EFUSE256, "pclk_efuse_256", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 10, GFLAGS), 677 GATE(PCLK_RKPWM, "pclk_rkpwm", "pclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 11, GFLAGS), 678 679 /* ddrctrl [DDR Controller PHY clock] gates */ 680 GATE(0, "nclk_ddrupctl0", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 4, GFLAGS), 681 GATE(0, "nclk_ddrupctl1", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 5, GFLAGS), 682 683 /* ddrphy gates */ 684 GATE(0, "sclk_ddrphy0", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(4), 12, GFLAGS), 685 GATE(0, "sclk_ddrphy1", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(4), 13, GFLAGS), 686 687 /* aclk_peri gates */ 688 GATE(0, "aclk_peri_axi_matrix", "aclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(6), 2, GFLAGS), 689 GATE(ACLK_DMAC2, "aclk_dmac2", "aclk_peri", 0, RK3288_CLKGATE_CON(6), 3, GFLAGS), 690 GATE(0, "aclk_peri_niu", "aclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 11, GFLAGS), 691 GATE(ACLK_MMU, "aclk_mmu", "aclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(8), 12, GFLAGS), 692 GATE(ACLK_GMAC, "aclk_gmac", "aclk_peri", 0, RK3288_CLKGATE_CON(8), 0, GFLAGS), 693 GATE(HCLK_GPS, "hclk_gps", "aclk_peri", 0, RK3288_CLKGATE_CON(8), 2, GFLAGS), 694 695 /* hclk_peri gates */ 696 GATE(0, "hclk_peri_matrix", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(6), 0, GFLAGS), 697 GATE(HCLK_OTG0, "hclk_otg0", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 4, GFLAGS), 698 GATE(HCLK_USBHOST0, "hclk_host0", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 6, GFLAGS), 699 GATE(HCLK_USBHOST1, "hclk_host1", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 7, GFLAGS), 700 GATE(HCLK_HSIC, "hclk_hsic", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 8, GFLAGS), 701 GATE(0, "hclk_usb_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 9, GFLAGS), 702 GATE(0, "hclk_peri_ahb_arbi", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 10, GFLAGS), 703 GATE(0, "hclk_emem", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 12, GFLAGS), 704 GATE(0, "hclk_mem", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 13, GFLAGS), 705 GATE(HCLK_NANDC0, "hclk_nandc0", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 14, GFLAGS), 706 GATE(HCLK_NANDC1, "hclk_nandc1", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 15, GFLAGS), 707 GATE(HCLK_TSP, "hclk_tsp", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 8, GFLAGS), 708 GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 3, GFLAGS), 709 GATE(HCLK_SDIO0, "hclk_sdio0", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 4, GFLAGS), 710 GATE(HCLK_SDIO1, "hclk_sdio1", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 5, GFLAGS), 711 GATE(HCLK_EMMC, "hclk_emmc", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 6, GFLAGS), 712 GATE(HCLK_HSADC, "hclk_hsadc", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 7, GFLAGS), 713 GATE(0, "pmu_hclk_otg0", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 5, GFLAGS), 714 715 /* pclk_peri gates */ 716 GATE(0, "pclk_peri_matrix", "pclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(6), 1, GFLAGS), 717 GATE(PCLK_SPI0, "pclk_spi0", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 4, GFLAGS), 718 GATE(PCLK_SPI1, "pclk_spi1", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 5, GFLAGS), 719 GATE(PCLK_SPI2, "pclk_spi2", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 6, GFLAGS), 720 GATE(PCLK_PS2C, "pclk_ps2c", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 7, GFLAGS), 721 GATE(PCLK_UART0, "pclk_uart0", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 8, GFLAGS), 722 GATE(PCLK_UART1, "pclk_uart1", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 9, GFLAGS), 723 GATE(PCLK_I2C4, "pclk_i2c4", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 15, GFLAGS), 724 GATE(PCLK_UART3, "pclk_uart3", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 11, GFLAGS), 725 GATE(PCLK_UART4, "pclk_uart4", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 12, GFLAGS), 726 GATE(PCLK_I2C1, "pclk_i2c1", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 13, GFLAGS), 727 GATE(PCLK_I2C3, "pclk_i2c3", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 14, GFLAGS), 728 GATE(PCLK_SARADC, "pclk_saradc", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 1, GFLAGS), 729 GATE(PCLK_TSADC, "pclk_tsadc", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 2, GFLAGS), 730 GATE(PCLK_SIM, "pclk_sim", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 3, GFLAGS), 731 GATE(PCLK_I2C5, "pclk_i2c5", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 0, GFLAGS), 732 GATE(PCLK_GMAC, "pclk_gmac", "pclk_peri", 0, RK3288_CLKGATE_CON(8), 1, GFLAGS), 733 734 GATE(SCLK_LCDC_PWM0, "sclk_lcdc_pwm0", "xin24m", 0, RK3288_CLKGATE_CON(13), 10, GFLAGS), 735 GATE(SCLK_LCDC_PWM1, "sclk_lcdc_pwm1", "xin24m", 0, RK3288_CLKGATE_CON(13), 11, GFLAGS), 736 GATE(SCLK_PVTM_CORE, "sclk_pvtm_core", "xin24m", 0, RK3288_CLKGATE_CON(5), 9, GFLAGS), 737 GATE(SCLK_PVTM_GPU, "sclk_pvtm_gpu", "xin24m", 0, RK3288_CLKGATE_CON(5), 10, GFLAGS), 738 GATE(SCLK_MIPIDSI_24M, "sclk_mipidsi_24m", "xin24m", 0, RK3288_CLKGATE_CON(5), 15, GFLAGS), 739 740 /* sclk_gpu gates */ 741 GATE(ACLK_GPU, "aclk_gpu", "sclk_gpu", 0, RK3288_CLKGATE_CON(18), 0, GFLAGS), 742 743 /* pclk_pd_alive gates */ 744 GATE(PCLK_GPIO8, "pclk_gpio8", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 8, GFLAGS), 745 GATE(PCLK_GPIO7, "pclk_gpio7", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 7, GFLAGS), 746 GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 1, GFLAGS), 747 GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 2, GFLAGS), 748 GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 3, GFLAGS), 749 GATE(PCLK_GPIO4, "pclk_gpio4", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 4, GFLAGS), 750 GATE(PCLK_GPIO5, "pclk_gpio5", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 5, GFLAGS), 751 GATE(PCLK_GPIO6, "pclk_gpio6", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 6, GFLAGS), 752 GATE(PCLK_GRF, "pclk_grf", "pclk_pd_alive", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(14), 11, GFLAGS), 753 GATE(0, "pclk_alive_niu", "pclk_pd_alive", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(14), 12, GFLAGS), 754 755 /* pclk_pd_pmu gates */ 756 GATE(PCLK_PMU, "pclk_pmu", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 0, GFLAGS), 757 GATE(0, "pclk_intmem1", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 1, GFLAGS), 758 GATE(0, "pclk_pmu_niu", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 2, GFLAGS), 759 GATE(PCLK_SGRF, "pclk_sgrf", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 3, GFLAGS), 760 GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_pd_pmu", 0, RK3288_CLKGATE_CON(17), 4, GFLAGS), 761 762 /* hclk_vio gates */ 763 GATE(HCLK_RGA, "hclk_rga", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 1, GFLAGS), 764 GATE(HCLK_VOP0, "hclk_vop0", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 6, GFLAGS), 765 GATE(HCLK_VOP1, "hclk_vop1", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 8, GFLAGS), 766 GATE(HCLK_VIO_AHB_ARBI, "hclk_vio_ahb_arbi", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(15), 9, GFLAGS), 767 GATE(HCLK_VIO_NIU, "hclk_vio_niu", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(15), 10, GFLAGS), 768 GATE(HCLK_VIP, "hclk_vip", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 15, GFLAGS), 769 GATE(HCLK_IEP, "hclk_iep", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 3, GFLAGS), 770 GATE(HCLK_ISP, "hclk_isp", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 1, GFLAGS), 771 GATE(HCLK_VIO2_H2P, "hclk_vio2_h2p", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(16), 10, GFLAGS), 772 GATE(PCLK_MIPI_DSI0, "pclk_mipi_dsi0", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 4, GFLAGS), 773 GATE(PCLK_MIPI_DSI1, "pclk_mipi_dsi1", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 5, GFLAGS), 774 GATE(PCLK_MIPI_CSI, "pclk_mipi_csi", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 6, GFLAGS), 775 GATE(PCLK_LVDS_PHY, "pclk_lvds_phy", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 7, GFLAGS), 776 GATE(PCLK_EDP_CTRL, "pclk_edp_ctrl", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(16), 8, GFLAGS), 777 GATE(PCLK_HDMI_CTRL, "pclk_hdmi_ctrl", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 9, GFLAGS), 778 GATE(PCLK_VIO2_H2P, "pclk_vio2_h2p", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(16), 11, GFLAGS), 779 780 /* aclk_vio0 gates */ 781 GATE(ACLK_VOP0, "aclk_vop0", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 5, GFLAGS), 782 GATE(ACLK_IEP, "aclk_iep", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 2, GFLAGS), 783 GATE(ACLK_VIO0_NIU, "aclk_vio0_niu", "aclk_vio0", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(15), 11, GFLAGS), 784 GATE(ACLK_VIP, "aclk_vip", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 14, GFLAGS), 785 786 /* aclk_vio1 gates */ 787 GATE(ACLK_VOP1, "aclk_vop1", "aclk_vio1", 0, RK3288_CLKGATE_CON(15), 7, GFLAGS), 788 GATE(ACLK_ISP, "aclk_isp", "aclk_vio1", 0, RK3288_CLKGATE_CON(16), 2, GFLAGS), 789 GATE(ACLK_VIO1_NIU, "aclk_vio1_niu", "aclk_vio1", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(15), 12, GFLAGS), 790 791 /* aclk_rga_pre gates */ 792 GATE(ACLK_RGA, "aclk_rga", "aclk_rga_pre", 0, RK3288_CLKGATE_CON(15), 0, GFLAGS), 793 GATE(ACLK_RGA_NIU, "aclk_rga_niu", "aclk_rga_pre", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(15), 13, GFLAGS), 794 795 /* 796 * Other ungrouped clocks. 797 */ 798 799 GATE(0, "pclk_vip_in", "ext_vip", 0, RK3288_CLKGATE_CON(16), 0, GFLAGS), 800 INVERTER(0, "pclk_vip", "pclk_vip_in", RK3288_CLKSEL_CON(29), 4, IFLAGS), 801 GATE(0, "pclk_isp_in", "ext_isp", 0, RK3288_CLKGATE_CON(16), 3, GFLAGS), 802 INVERTER(0, "pclk_isp", "pclk_isp_in", RK3288_CLKSEL_CON(29), 3, IFLAGS), 803 }; 804 805 static const char *const rk3288_critical_clocks[] __initconst = { 806 "aclk_cpu", 807 "aclk_peri", 808 "hclk_peri", 809 "pclk_pd_pmu", 810 }; 811 812 static void __iomem *rk3288_cru_base; 813 814 /* 815 * Some CRU registers will be reset in maskrom when the system 816 * wakes up from fastboot. 817 * So save them before suspend, restore them after resume. 818 */ 819 static const int rk3288_saved_cru_reg_ids[] = { 820 RK3288_MODE_CON, 821 RK3288_CLKSEL_CON(0), 822 RK3288_CLKSEL_CON(1), 823 RK3288_CLKSEL_CON(10), 824 RK3288_CLKSEL_CON(33), 825 RK3288_CLKSEL_CON(37), 826 }; 827 828 static u32 rk3288_saved_cru_regs[ARRAY_SIZE(rk3288_saved_cru_reg_ids)]; 829 830 static int rk3288_clk_suspend(void) 831 { 832 int i, reg_id; 833 834 for (i = 0; i < ARRAY_SIZE(rk3288_saved_cru_reg_ids); i++) { 835 reg_id = rk3288_saved_cru_reg_ids[i]; 836 837 rk3288_saved_cru_regs[i] = 838 readl_relaxed(rk3288_cru_base + reg_id); 839 } 840 841 /* 842 * Switch PLLs other than DPLL (for SDRAM) to slow mode to 843 * avoid crashes on resume. The Mask ROM on the system will 844 * put APLL, CPLL, and GPLL into slow mode at resume time 845 * anyway (which is why we restore them), but we might not 846 * even make it to the Mask ROM if this isn't done at suspend 847 * time. 848 * 849 * NOTE: only APLL truly matters here, but we'll do them all. 850 */ 851 852 writel_relaxed(0xf3030000, rk3288_cru_base + RK3288_MODE_CON); 853 854 return 0; 855 } 856 857 static void rk3288_clk_resume(void) 858 { 859 int i, reg_id; 860 861 for (i = ARRAY_SIZE(rk3288_saved_cru_reg_ids) - 1; i >= 0; i--) { 862 reg_id = rk3288_saved_cru_reg_ids[i]; 863 864 writel_relaxed(rk3288_saved_cru_regs[i] | 0xffff0000, 865 rk3288_cru_base + reg_id); 866 } 867 } 868 869 static void rk3288_clk_shutdown(void) 870 { 871 writel_relaxed(0xf3030000, rk3288_cru_base + RK3288_MODE_CON); 872 } 873 874 static struct syscore_ops rk3288_clk_syscore_ops = { 875 .suspend = rk3288_clk_suspend, 876 .resume = rk3288_clk_resume, 877 }; 878 879 static void __init rk3288_clk_init(struct device_node *np) 880 { 881 struct clk *clk; 882 883 rk3288_cru_base = of_iomap(np, 0); 884 if (!rk3288_cru_base) { 885 pr_err("%s: could not map cru region\n", __func__); 886 return; 887 } 888 889 rockchip_clk_init(np, rk3288_cru_base, CLK_NR_CLKS); 890 891 /* xin12m is created by an cru-internal divider */ 892 clk = clk_register_fixed_factor(NULL, "xin12m", "xin24m", 0, 1, 2); 893 if (IS_ERR(clk)) 894 pr_warn("%s: could not register clock xin12m: %ld\n", 895 __func__, PTR_ERR(clk)); 896 897 898 clk = clk_register_fixed_factor(NULL, "usb480m", "xin24m", 0, 20, 1); 899 if (IS_ERR(clk)) 900 pr_warn("%s: could not register clock usb480m: %ld\n", 901 __func__, PTR_ERR(clk)); 902 903 clk = clk_register_fixed_factor(NULL, "hclk_vcodec_pre", 904 "hclk_vcodec_pre_v", 0, 1, 4); 905 if (IS_ERR(clk)) 906 pr_warn("%s: could not register clock hclk_vcodec_pre: %ld\n", 907 __func__, PTR_ERR(clk)); 908 909 /* Watchdog pclk is controlled by RK3288_SGRF_SOC_CON0[1]. */ 910 clk = clk_register_fixed_factor(NULL, "pclk_wdt", "pclk_pd_alive", 0, 1, 1); 911 if (IS_ERR(clk)) 912 pr_warn("%s: could not register clock pclk_wdt: %ld\n", 913 __func__, PTR_ERR(clk)); 914 else 915 rockchip_clk_add_lookup(clk, PCLK_WDT); 916 917 rockchip_clk_register_plls(rk3288_pll_clks, 918 ARRAY_SIZE(rk3288_pll_clks), 919 RK3288_GRF_SOC_STATUS1); 920 rockchip_clk_register_branches(rk3288_clk_branches, 921 ARRAY_SIZE(rk3288_clk_branches)); 922 rockchip_clk_protect_critical(rk3288_critical_clocks, 923 ARRAY_SIZE(rk3288_critical_clocks)); 924 925 rockchip_clk_register_armclk(ARMCLK, "armclk", 926 mux_armclk_p, ARRAY_SIZE(mux_armclk_p), 927 &rk3288_cpuclk_data, rk3288_cpuclk_rates, 928 ARRAY_SIZE(rk3288_cpuclk_rates)); 929 930 rockchip_register_softrst(np, 12, 931 rk3288_cru_base + RK3288_SOFTRST_CON(0), 932 ROCKCHIP_SOFTRST_HIWORD_MASK); 933 934 rockchip_register_restart_notifier(RK3288_GLB_SRST_FST, 935 rk3288_clk_shutdown); 936 register_syscore_ops(&rk3288_clk_syscore_ops); 937 } 938 CLK_OF_DECLARE(rk3288_cru, "rockchip,rk3288-cru", rk3288_clk_init); 939