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.h> 17#include <linux/clk-provider.h> 18#include <linux/of.h> 19#include <linux/of_address.h> 20#include <dt-bindings/clock/rk3188-cru-common.h> 21#include "clk.h" 22 23#define RK3066_GRF_SOC_STATUS 0x15c 24#define RK3188_GRF_SOC_STATUS 0xac 25 26enum rk3188_plls { 27 apll, cpll, dpll, gpll, 28}; 29 30static struct rockchip_pll_rate_table rk3188_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( 594000000, 2, 198, 4), 88 RK3066_PLL_RATE( 552000000, 1, 46, 2), 89 RK3066_PLL_RATE( 504000000, 1, 84, 4), 90 RK3066_PLL_RATE( 456000000, 1, 76, 4), 91 RK3066_PLL_RATE( 408000000, 1, 68, 4), 92 RK3066_PLL_RATE( 384000000, 2, 128, 4), 93 RK3066_PLL_RATE( 360000000, 1, 60, 4), 94 RK3066_PLL_RATE( 312000000, 1, 52, 4), 95 RK3066_PLL_RATE( 300000000, 1, 50, 4), 96 RK3066_PLL_RATE( 297000000, 2, 198, 8), 97 RK3066_PLL_RATE( 252000000, 1, 84, 8), 98 RK3066_PLL_RATE( 216000000, 1, 72, 8), 99 RK3066_PLL_RATE( 148500000, 2, 99, 8), 100 RK3066_PLL_RATE( 126000000, 1, 84, 16), 101 RK3066_PLL_RATE( 48000000, 1, 64, 32), 102 { /* sentinel */ }, 103}; 104 105#define RK3066_DIV_CORE_PERIPH_MASK 0x3 106#define RK3066_DIV_CORE_PERIPH_SHIFT 6 107#define RK3066_DIV_ACLK_CORE_MASK 0x7 108#define RK3066_DIV_ACLK_CORE_SHIFT 0 109#define RK3066_DIV_ACLK_HCLK_MASK 0x3 110#define RK3066_DIV_ACLK_HCLK_SHIFT 8 111#define RK3066_DIV_ACLK_PCLK_MASK 0x3 112#define RK3066_DIV_ACLK_PCLK_SHIFT 12 113#define RK3066_DIV_AHB2APB_MASK 0x3 114#define RK3066_DIV_AHB2APB_SHIFT 14 115 116#define RK3066_CLKSEL0(_core_peri) \ 117 { \ 118 .reg = RK2928_CLKSEL_CON(0), \ 119 .val = HIWORD_UPDATE(_core_peri, RK3066_DIV_CORE_PERIPH_MASK, \ 120 RK3066_DIV_CORE_PERIPH_SHIFT) \ 121 } 122#define RK3066_CLKSEL1(_aclk_core, _aclk_hclk, _aclk_pclk, _ahb2apb) \ 123 { \ 124 .reg = RK2928_CLKSEL_CON(1), \ 125 .val = HIWORD_UPDATE(_aclk_core, RK3066_DIV_ACLK_CORE_MASK, \ 126 RK3066_DIV_ACLK_CORE_SHIFT) | \ 127 HIWORD_UPDATE(_aclk_hclk, RK3066_DIV_ACLK_HCLK_MASK, \ 128 RK3066_DIV_ACLK_HCLK_SHIFT) | \ 129 HIWORD_UPDATE(_aclk_pclk, RK3066_DIV_ACLK_PCLK_MASK, \ 130 RK3066_DIV_ACLK_PCLK_SHIFT) | \ 131 HIWORD_UPDATE(_ahb2apb, RK3066_DIV_AHB2APB_MASK, \ 132 RK3066_DIV_AHB2APB_SHIFT), \ 133 } 134 135#define RK3066_CPUCLK_RATE(_prate, _core_peri, _acore, _ahclk, _apclk, _h2p) \ 136 { \ 137 .prate = _prate, \ 138 .divs = { \ 139 RK3066_CLKSEL0(_core_peri), \ 140 RK3066_CLKSEL1(_acore, _ahclk, _apclk, _h2p), \ 141 }, \ 142 } 143 144static struct rockchip_cpuclk_rate_table rk3066_cpuclk_rates[] __initdata = { 145 RK3066_CPUCLK_RATE(1416000000, 2, 3, 1, 2, 1), 146 RK3066_CPUCLK_RATE(1200000000, 2, 3, 1, 2, 1), 147 RK3066_CPUCLK_RATE(1008000000, 2, 2, 1, 2, 1), 148 RK3066_CPUCLK_RATE( 816000000, 2, 2, 1, 2, 1), 149 RK3066_CPUCLK_RATE( 600000000, 1, 2, 1, 2, 1), 150 RK3066_CPUCLK_RATE( 504000000, 1, 1, 1, 2, 1), 151 RK3066_CPUCLK_RATE( 312000000, 0, 1, 1, 1, 0), 152}; 153 154static const struct rockchip_cpuclk_reg_data rk3066_cpuclk_data = { 155 .core_reg = RK2928_CLKSEL_CON(0), 156 .div_core_shift = 0, 157 .div_core_mask = 0x1f, 158 .mux_core_shift = 8, 159}; 160 161#define RK3188_DIV_ACLK_CORE_MASK 0x7 162#define RK3188_DIV_ACLK_CORE_SHIFT 3 163 164#define RK3188_CLKSEL1(_aclk_core) \ 165 { \ 166 .reg = RK2928_CLKSEL_CON(1), \ 167 .val = HIWORD_UPDATE(_aclk_core, RK3188_DIV_ACLK_CORE_MASK,\ 168 RK3188_DIV_ACLK_CORE_SHIFT) \ 169 } 170#define RK3188_CPUCLK_RATE(_prate, _core_peri, _aclk_core) \ 171 { \ 172 .prate = _prate, \ 173 .divs = { \ 174 RK3066_CLKSEL0(_core_peri), \ 175 RK3188_CLKSEL1(_aclk_core), \ 176 }, \ 177 } 178 179static struct rockchip_cpuclk_rate_table rk3188_cpuclk_rates[] __initdata = { 180 RK3188_CPUCLK_RATE(1608000000, 2, 3), 181 RK3188_CPUCLK_RATE(1416000000, 2, 3), 182 RK3188_CPUCLK_RATE(1200000000, 2, 3), 183 RK3188_CPUCLK_RATE(1008000000, 2, 3), 184 RK3188_CPUCLK_RATE( 816000000, 2, 3), 185 RK3188_CPUCLK_RATE( 600000000, 1, 3), 186 RK3188_CPUCLK_RATE( 504000000, 1, 3), 187 RK3188_CPUCLK_RATE( 312000000, 0, 1), 188}; 189 190static const struct rockchip_cpuclk_reg_data rk3188_cpuclk_data = { 191 .core_reg = RK2928_CLKSEL_CON(0), 192 .div_core_shift = 9, 193 .div_core_mask = 0x1f, 194 .mux_core_shift = 8, 195}; 196 197PNAME(mux_pll_p) = { "xin24m", "xin32k" }; 198PNAME(mux_armclk_p) = { "apll", "gpll_armclk" }; 199PNAME(mux_ddrphy_p) = { "dpll", "gpll_ddr" }; 200PNAME(mux_pll_src_gpll_cpll_p) = { "gpll", "cpll" }; 201PNAME(mux_pll_src_cpll_gpll_p) = { "cpll", "gpll" }; 202PNAME(mux_aclk_cpu_p) = { "apll", "gpll" }; 203PNAME(mux_sclk_cif0_p) = { "cif0_pre", "xin24m" }; 204PNAME(mux_sclk_i2s0_p) = { "i2s0_pre", "i2s0_frac", "xin12m" }; 205PNAME(mux_sclk_spdif_p) = { "spdif_pre", "spdif_frac", "xin12m" }; 206PNAME(mux_sclk_uart0_p) = { "uart0_pre", "uart0_frac", "xin24m" }; 207PNAME(mux_sclk_uart1_p) = { "uart1_pre", "uart1_frac", "xin24m" }; 208PNAME(mux_sclk_uart2_p) = { "uart2_pre", "uart2_frac", "xin24m" }; 209PNAME(mux_sclk_uart3_p) = { "uart3_pre", "uart3_frac", "xin24m" }; 210PNAME(mux_sclk_hsadc_p) = { "hsadc_src", "hsadc_frac", "ext_hsadc" }; 211PNAME(mux_mac_p) = { "gpll", "dpll" }; 212PNAME(mux_sclk_macref_p) = { "mac_src", "ext_rmii" }; 213 214static struct rockchip_pll_clock rk3066_pll_clks[] __initdata = { 215 [apll] = PLL(pll_rk3066, PLL_APLL, "apll", mux_pll_p, 0, RK2928_PLL_CON(0), 216 RK2928_MODE_CON, 0, 5, 0, rk3188_pll_rates), 217 [dpll] = PLL(pll_rk3066, PLL_DPLL, "dpll", mux_pll_p, 0, RK2928_PLL_CON(4), 218 RK2928_MODE_CON, 4, 4, 0, NULL), 219 [cpll] = PLL(pll_rk3066, PLL_CPLL, "cpll", mux_pll_p, 0, RK2928_PLL_CON(8), 220 RK2928_MODE_CON, 8, 6, ROCKCHIP_PLL_SYNC_RATE, rk3188_pll_rates), 221 [gpll] = PLL(pll_rk3066, PLL_GPLL, "gpll", mux_pll_p, 0, RK2928_PLL_CON(12), 222 RK2928_MODE_CON, 12, 7, ROCKCHIP_PLL_SYNC_RATE, rk3188_pll_rates), 223}; 224 225static struct rockchip_pll_clock rk3188_pll_clks[] __initdata = { 226 [apll] = PLL(pll_rk3066, PLL_APLL, "apll", mux_pll_p, 0, RK2928_PLL_CON(0), 227 RK2928_MODE_CON, 0, 6, 0, rk3188_pll_rates), 228 [dpll] = PLL(pll_rk3066, PLL_DPLL, "dpll", mux_pll_p, 0, RK2928_PLL_CON(4), 229 RK2928_MODE_CON, 4, 5, 0, NULL), 230 [cpll] = PLL(pll_rk3066, PLL_CPLL, "cpll", mux_pll_p, 0, RK2928_PLL_CON(8), 231 RK2928_MODE_CON, 8, 7, ROCKCHIP_PLL_SYNC_RATE, rk3188_pll_rates), 232 [gpll] = PLL(pll_rk3066, PLL_GPLL, "gpll", mux_pll_p, 0, RK2928_PLL_CON(12), 233 RK2928_MODE_CON, 12, 8, ROCKCHIP_PLL_SYNC_RATE, rk3188_pll_rates), 234}; 235 236#define MFLAGS CLK_MUX_HIWORD_MASK 237#define DFLAGS CLK_DIVIDER_HIWORD_MASK 238#define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE) 239#define IFLAGS ROCKCHIP_INVERTER_HIWORD_MASK 240 241/* 2 ^ (val + 1) */ 242static struct clk_div_table div_core_peri_t[] = { 243 { .val = 0, .div = 2 }, 244 { .val = 1, .div = 4 }, 245 { .val = 2, .div = 8 }, 246 { .val = 3, .div = 16 }, 247 { /* sentinel */ }, 248}; 249 250static struct rockchip_clk_branch common_clk_branches[] __initdata = { 251 /* 252 * Clock-Architecture Diagram 2 253 */ 254 255 GATE(0, "gpll_armclk", "gpll", 0, RK2928_CLKGATE_CON(0), 1, GFLAGS), 256 257 /* these two are set by the cpuclk and should not be changed */ 258 COMPOSITE_NOMUX_DIVTBL(CORE_PERI, "core_peri", "armclk", 0, 259 RK2928_CLKSEL_CON(0), 6, 2, DFLAGS | CLK_DIVIDER_READ_ONLY, 260 div_core_peri_t, RK2928_CLKGATE_CON(0), 0, GFLAGS), 261 262 COMPOSITE(0, "aclk_vepu", mux_pll_src_cpll_gpll_p, 0, 263 RK2928_CLKSEL_CON(32), 7, 1, MFLAGS, 0, 5, DFLAGS, 264 RK2928_CLKGATE_CON(3), 9, GFLAGS), 265 GATE(0, "hclk_vepu", "aclk_vepu", 0, 266 RK2928_CLKGATE_CON(3), 10, GFLAGS), 267 COMPOSITE(0, "aclk_vdpu", mux_pll_src_cpll_gpll_p, 0, 268 RK2928_CLKSEL_CON(32), 15, 1, MFLAGS, 8, 5, DFLAGS, 269 RK2928_CLKGATE_CON(3), 11, GFLAGS), 270 GATE(0, "hclk_vdpu", "aclk_vdpu", 0, 271 RK2928_CLKGATE_CON(3), 12, GFLAGS), 272 273 GATE(0, "gpll_ddr", "gpll", CLK_IGNORE_UNUSED, 274 RK2928_CLKGATE_CON(1), 7, GFLAGS), 275 COMPOSITE(0, "ddrphy", mux_ddrphy_p, CLK_IGNORE_UNUSED, 276 RK2928_CLKSEL_CON(26), 8, 1, MFLAGS, 0, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO, 277 RK2928_CLKGATE_CON(0), 2, GFLAGS), 278 279 GATE(0, "aclk_cpu", "aclk_cpu_pre", 0, 280 RK2928_CLKGATE_CON(0), 3, GFLAGS), 281 282 GATE(0, "atclk_cpu", "pclk_cpu_pre", 0, 283 RK2928_CLKGATE_CON(0), 6, GFLAGS), 284 GATE(0, "pclk_cpu", "pclk_cpu_pre", 0, 285 RK2928_CLKGATE_CON(0), 5, GFLAGS), 286 GATE(0, "hclk_cpu", "hclk_cpu_pre", CLK_IGNORE_UNUSED, 287 RK2928_CLKGATE_CON(0), 4, GFLAGS), 288 289 COMPOSITE(0, "aclk_lcdc0_pre", mux_pll_src_cpll_gpll_p, CLK_IGNORE_UNUSED, 290 RK2928_CLKSEL_CON(31), 7, 1, MFLAGS, 0, 5, DFLAGS, 291 RK2928_CLKGATE_CON(3), 0, GFLAGS), 292 COMPOSITE(0, "aclk_lcdc1_pre", mux_pll_src_cpll_gpll_p, 0, 293 RK2928_CLKSEL_CON(31), 15, 1, MFLAGS, 8, 5, DFLAGS, 294 RK2928_CLKGATE_CON(1), 4, GFLAGS), 295 296 GATE(0, "aclk_peri", "aclk_peri_pre", 0, 297 RK2928_CLKGATE_CON(2), 1, GFLAGS), 298 COMPOSITE_NOMUX(0, "hclk_peri", "aclk_peri_pre", 0, 299 RK2928_CLKSEL_CON(10), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO, 300 RK2928_CLKGATE_CON(2), 2, GFLAGS), 301 COMPOSITE_NOMUX(0, "pclk_peri", "aclk_peri_pre", 0, 302 RK2928_CLKSEL_CON(10), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO, 303 RK2928_CLKGATE_CON(2), 3, GFLAGS), 304 305 MUX(0, "cif_src", mux_pll_src_cpll_gpll_p, 0, 306 RK2928_CLKSEL_CON(29), 0, 1, MFLAGS), 307 COMPOSITE_NOMUX(0, "cif0_pre", "cif_src", 0, 308 RK2928_CLKSEL_CON(29), 1, 5, DFLAGS, 309 RK2928_CLKGATE_CON(3), 7, GFLAGS), 310 MUX(SCLK_CIF0, "sclk_cif0", mux_sclk_cif0_p, 0, 311 RK2928_CLKSEL_CON(29), 7, 1, MFLAGS), 312 313 GATE(0, "pclkin_cif0", "ext_cif0", 0, 314 RK2928_CLKGATE_CON(3), 3, GFLAGS), 315 INVERTER(0, "pclk_cif0", "pclkin_cif0", 316 RK2928_CLKSEL_CON(30), 8, IFLAGS), 317 318 /* 319 * the 480m are generated inside the usb block from these clocks, 320 * but they are also a source for the hsicphy clock. 321 */ 322 GATE(SCLK_OTGPHY0, "sclk_otgphy0", "usb480m", CLK_IGNORE_UNUSED, 323 RK2928_CLKGATE_CON(1), 5, GFLAGS), 324 GATE(SCLK_OTGPHY1, "sclk_otgphy1", "usb480m", CLK_IGNORE_UNUSED, 325 RK2928_CLKGATE_CON(1), 6, GFLAGS), 326 327 COMPOSITE(0, "mac_src", mux_mac_p, 0, 328 RK2928_CLKSEL_CON(21), 0, 1, MFLAGS, 8, 5, DFLAGS, 329 RK2928_CLKGATE_CON(2), 5, GFLAGS), 330 MUX(SCLK_MAC, "sclk_macref", mux_sclk_macref_p, CLK_SET_RATE_PARENT, 331 RK2928_CLKSEL_CON(21), 4, 1, MFLAGS), 332 GATE(0, "sclk_mac_lbtest", "sclk_macref", 333 RK2928_CLKGATE_CON(2), 12, 0, GFLAGS), 334 335 COMPOSITE(0, "hsadc_src", mux_pll_src_gpll_cpll_p, 0, 336 RK2928_CLKSEL_CON(22), 0, 1, MFLAGS, 8, 8, DFLAGS, 337 RK2928_CLKGATE_CON(2), 6, GFLAGS), 338 COMPOSITE_FRAC(0, "hsadc_frac", "hsadc_src", 0, 339 RK2928_CLKSEL_CON(23), 0, 340 RK2928_CLKGATE_CON(2), 7, GFLAGS), 341 MUX(0, "sclk_hsadc_out", mux_sclk_hsadc_p, 0, 342 RK2928_CLKSEL_CON(22), 4, 2, MFLAGS), 343 INVERTER(SCLK_HSADC, "sclk_hsadc", "sclk_hsadc_out", 344 RK2928_CLKSEL_CON(22), 7, IFLAGS), 345 346 COMPOSITE_NOMUX(SCLK_SARADC, "sclk_saradc", "xin24m", 0, 347 RK2928_CLKSEL_CON(24), 8, 8, DFLAGS, 348 RK2928_CLKGATE_CON(2), 8, GFLAGS), 349 350 COMPOSITE_NOMUX(0, "spdif_pre", "i2s_src", 0, 351 RK2928_CLKSEL_CON(5), 0, 7, DFLAGS, 352 RK2928_CLKGATE_CON(0), 13, GFLAGS), 353 COMPOSITE_FRAC(0, "spdif_frac", "spdif_pre", CLK_SET_RATE_PARENT, 354 RK2928_CLKSEL_CON(9), 0, 355 RK2928_CLKGATE_CON(0), 14, GFLAGS), 356 MUX(SCLK_SPDIF, "sclk_spdif", mux_sclk_spdif_p, CLK_SET_RATE_PARENT, 357 RK2928_CLKSEL_CON(5), 8, 2, MFLAGS), 358 359 /* 360 * Clock-Architecture Diagram 4 361 */ 362 363 GATE(SCLK_SMC, "sclk_smc", "hclk_peri", 364 RK2928_CLKGATE_CON(2), 4, 0, GFLAGS), 365 366 COMPOSITE_NOMUX(SCLK_SPI0, "sclk_spi0", "pclk_peri", 0, 367 RK2928_CLKSEL_CON(25), 0, 7, DFLAGS, 368 RK2928_CLKGATE_CON(2), 9, GFLAGS), 369 COMPOSITE_NOMUX(SCLK_SPI1, "sclk_spi1", "pclk_peri", 0, 370 RK2928_CLKSEL_CON(25), 8, 7, DFLAGS, 371 RK2928_CLKGATE_CON(2), 10, GFLAGS), 372 373 COMPOSITE_NOMUX(SCLK_SDMMC, "sclk_sdmmc", "hclk_peri", 0, 374 RK2928_CLKSEL_CON(11), 0, 6, DFLAGS, 375 RK2928_CLKGATE_CON(2), 11, GFLAGS), 376 COMPOSITE_NOMUX(SCLK_SDIO, "sclk_sdio", "hclk_peri", 0, 377 RK2928_CLKSEL_CON(12), 0, 6, DFLAGS, 378 RK2928_CLKGATE_CON(2), 13, GFLAGS), 379 COMPOSITE_NOMUX(SCLK_EMMC, "sclk_emmc", "hclk_peri", 0, 380 RK2928_CLKSEL_CON(12), 8, 6, DFLAGS, 381 RK2928_CLKGATE_CON(2), 14, GFLAGS), 382 383 MUX(0, "uart_src", mux_pll_src_gpll_cpll_p, 0, 384 RK2928_CLKSEL_CON(12), 15, 1, MFLAGS), 385 COMPOSITE_NOMUX(0, "uart0_pre", "uart_src", 0, 386 RK2928_CLKSEL_CON(13), 0, 7, DFLAGS, 387 RK2928_CLKGATE_CON(1), 8, GFLAGS), 388 COMPOSITE_FRAC(0, "uart0_frac", "uart0_pre", 0, 389 RK2928_CLKSEL_CON(17), 0, 390 RK2928_CLKGATE_CON(1), 9, GFLAGS), 391 MUX(SCLK_UART0, "sclk_uart0", mux_sclk_uart0_p, 0, 392 RK2928_CLKSEL_CON(13), 8, 2, MFLAGS), 393 COMPOSITE_NOMUX(0, "uart1_pre", "uart_src", 0, 394 RK2928_CLKSEL_CON(14), 0, 7, DFLAGS, 395 RK2928_CLKGATE_CON(1), 10, GFLAGS), 396 COMPOSITE_FRAC(0, "uart1_frac", "uart1_pre", 0, 397 RK2928_CLKSEL_CON(18), 0, 398 RK2928_CLKGATE_CON(1), 11, GFLAGS), 399 MUX(SCLK_UART1, "sclk_uart1", mux_sclk_uart1_p, 0, 400 RK2928_CLKSEL_CON(14), 8, 2, MFLAGS), 401 COMPOSITE_NOMUX(0, "uart2_pre", "uart_src", 0, 402 RK2928_CLKSEL_CON(15), 0, 7, DFLAGS, 403 RK2928_CLKGATE_CON(1), 12, GFLAGS), 404 COMPOSITE_FRAC(0, "uart2_frac", "uart2_pre", 0, 405 RK2928_CLKSEL_CON(19), 0, 406 RK2928_CLKGATE_CON(1), 13, GFLAGS), 407 MUX(SCLK_UART2, "sclk_uart2", mux_sclk_uart2_p, 0, 408 RK2928_CLKSEL_CON(15), 8, 2, MFLAGS), 409 COMPOSITE_NOMUX(0, "uart3_pre", "uart_src", 0, 410 RK2928_CLKSEL_CON(16), 0, 7, DFLAGS, 411 RK2928_CLKGATE_CON(1), 14, GFLAGS), 412 COMPOSITE_FRAC(0, "uart3_frac", "uart3_pre", 0, 413 RK2928_CLKSEL_CON(20), 0, 414 RK2928_CLKGATE_CON(1), 15, GFLAGS), 415 MUX(SCLK_UART3, "sclk_uart3", mux_sclk_uart3_p, 0, 416 RK2928_CLKSEL_CON(16), 8, 2, MFLAGS), 417 418 GATE(SCLK_JTAG, "jtag", "ext_jtag", 0, RK2928_CLKGATE_CON(1), 3, GFLAGS), 419 420 GATE(SCLK_TIMER0, "timer0", "xin24m", 0, RK2928_CLKGATE_CON(1), 0, GFLAGS), 421 GATE(SCLK_TIMER1, "timer1", "xin24m", 0, RK2928_CLKGATE_CON(1), 1, GFLAGS), 422 423 /* clk_core_pre gates */ 424 GATE(0, "core_dbg", "armclk", 0, RK2928_CLKGATE_CON(9), 0, GFLAGS), 425 426 /* aclk_cpu gates */ 427 GATE(ACLK_DMA1, "aclk_dma1", "aclk_cpu", 0, RK2928_CLKGATE_CON(5), 0, GFLAGS), 428 GATE(0, "aclk_intmem", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 12, GFLAGS), 429 GATE(0, "aclk_strc_sys", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 10, GFLAGS), 430 431 /* hclk_cpu gates */ 432 GATE(HCLK_ROM, "hclk_rom", "hclk_cpu", 0, RK2928_CLKGATE_CON(5), 6, GFLAGS), 433 GATE(HCLK_I2S0, "hclk_i2s0", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 2, GFLAGS), 434 GATE(HCLK_SPDIF, "hclk_spdif", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 1, GFLAGS), 435 GATE(0, "hclk_cpubus", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 8, GFLAGS), 436 /* hclk_ahb2apb is part of a clk branch */ 437 GATE(0, "hclk_vio_bus", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 12, GFLAGS), 438 GATE(HCLK_LCDC0, "hclk_lcdc0", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 1, GFLAGS), 439 GATE(HCLK_LCDC1, "hclk_lcdc1", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 2, GFLAGS), 440 GATE(HCLK_CIF0, "hclk_cif0", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 4, GFLAGS), 441 GATE(HCLK_IPP, "hclk_ipp", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 9, GFLAGS), 442 GATE(HCLK_RGA, "hclk_rga", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 10, GFLAGS), 443 444 /* hclk_peri gates */ 445 GATE(0, "hclk_peri_axi_matrix", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 0, GFLAGS), 446 GATE(0, "hclk_peri_ahb_arbi", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 6, GFLAGS), 447 GATE(0, "hclk_emem_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 7, GFLAGS), 448 GATE(HCLK_EMAC, "hclk_emac", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 0, GFLAGS), 449 GATE(HCLK_NANDC0, "hclk_nandc0", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 9, GFLAGS), 450 GATE(0, "hclk_usb_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 5, GFLAGS), 451 GATE(HCLK_OTG0, "hclk_usbotg0", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(5), 13, GFLAGS), 452 GATE(HCLK_HSADC, "hclk_hsadc", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 5, GFLAGS), 453 GATE(HCLK_PIDF, "hclk_pidfilter", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 6, GFLAGS), 454 GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 10, GFLAGS), 455 GATE(HCLK_SDIO, "hclk_sdio", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 11, GFLAGS), 456 GATE(HCLK_EMMC, "hclk_emmc", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 12, GFLAGS), 457 458 /* aclk_lcdc0_pre gates */ 459 GATE(0, "aclk_vio0", "aclk_lcdc0_pre", 0, RK2928_CLKGATE_CON(6), 13, GFLAGS), 460 GATE(ACLK_LCDC0, "aclk_lcdc0", "aclk_vio0", 0, RK2928_CLKGATE_CON(6), 0, GFLAGS), 461 GATE(ACLK_CIF0, "aclk_cif0", "aclk_vio0", 0, RK2928_CLKGATE_CON(6), 5, GFLAGS), 462 GATE(ACLK_IPP, "aclk_ipp", "aclk_vio0", 0, RK2928_CLKGATE_CON(6), 8, GFLAGS), 463 464 /* aclk_lcdc1_pre gates */ 465 GATE(0, "aclk_vio1", "aclk_lcdc1_pre", 0, RK2928_CLKGATE_CON(9), 5, GFLAGS), 466 GATE(ACLK_LCDC1, "aclk_lcdc1", "aclk_vio1", 0, RK2928_CLKGATE_CON(6), 3, GFLAGS), 467 GATE(ACLK_RGA, "aclk_rga", "aclk_vio1", 0, RK2928_CLKGATE_CON(6), 11, GFLAGS), 468 469 /* atclk_cpu gates */ 470 GATE(0, "atclk", "atclk_cpu", 0, RK2928_CLKGATE_CON(9), 3, GFLAGS), 471 GATE(0, "trace", "atclk_cpu", 0, RK2928_CLKGATE_CON(9), 2, GFLAGS), 472 473 /* pclk_cpu gates */ 474 GATE(PCLK_PWM01, "pclk_pwm01", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 10, GFLAGS), 475 GATE(PCLK_TIMER0, "pclk_timer0", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 7, GFLAGS), 476 GATE(PCLK_I2C0, "pclk_i2c0", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 4, GFLAGS), 477 GATE(PCLK_I2C1, "pclk_i2c1", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 5, GFLAGS), 478 GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 9, GFLAGS), 479 GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 10, GFLAGS), 480 GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 11, GFLAGS), 481 GATE(PCLK_EFUSE, "pclk_efuse", "pclk_cpu", 0, RK2928_CLKGATE_CON(5), 2, GFLAGS), 482 GATE(PCLK_TZPC, "pclk_tzpc", "pclk_cpu", 0, RK2928_CLKGATE_CON(5), 3, GFLAGS), 483 GATE(0, "pclk_ddrupctl", "pclk_cpu", 0, RK2928_CLKGATE_CON(5), 7, GFLAGS), 484 GATE(0, "pclk_ddrpubl", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 6, GFLAGS), 485 GATE(0, "pclk_dbg", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 1, GFLAGS), 486 GATE(PCLK_GRF, "pclk_grf", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(5), 4, GFLAGS), 487 GATE(PCLK_PMU, "pclk_pmu", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(5), 5, GFLAGS), 488 489 /* aclk_peri */ 490 GATE(ACLK_DMA2, "aclk_dma2", "aclk_peri", 0, RK2928_CLKGATE_CON(5), 1, GFLAGS), 491 GATE(ACLK_SMC, "aclk_smc", "aclk_peri", 0, RK2928_CLKGATE_CON(5), 8, GFLAGS), 492 GATE(0, "aclk_peri_niu", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 4, GFLAGS), 493 GATE(0, "aclk_cpu_peri", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 2, GFLAGS), 494 GATE(0, "aclk_peri_axi_matrix", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 3, GFLAGS), 495 496 /* pclk_peri gates */ 497 GATE(0, "pclk_peri_axi_matrix", "pclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 1, GFLAGS), 498 GATE(PCLK_PWM23, "pclk_pwm23", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 11, GFLAGS), 499 GATE(PCLK_WDT, "pclk_wdt", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 15, GFLAGS), 500 GATE(PCLK_SPI0, "pclk_spi0", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 12, GFLAGS), 501 GATE(PCLK_SPI1, "pclk_spi1", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 13, GFLAGS), 502 GATE(PCLK_UART2, "pclk_uart2", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 2, GFLAGS), 503 GATE(PCLK_UART3, "pclk_uart3", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 3, GFLAGS), 504 GATE(PCLK_I2C2, "pclk_i2c2", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 6, GFLAGS), 505 GATE(PCLK_I2C3, "pclk_i2c3", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 7, GFLAGS), 506 GATE(PCLK_I2C4, "pclk_i2c4", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 8, GFLAGS), 507 GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 12, GFLAGS), 508 GATE(PCLK_SARADC, "pclk_saradc", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 14, GFLAGS), 509}; 510 511PNAME(mux_rk3066_lcdc0_p) = { "dclk_lcdc0_src", "xin27m" }; 512PNAME(mux_rk3066_lcdc1_p) = { "dclk_lcdc1_src", "xin27m" }; 513PNAME(mux_sclk_cif1_p) = { "cif1_pre", "xin24m" }; 514PNAME(mux_sclk_i2s1_p) = { "i2s1_pre", "i2s1_frac", "xin12m" }; 515PNAME(mux_sclk_i2s2_p) = { "i2s2_pre", "i2s2_frac", "xin12m" }; 516 517static struct clk_div_table div_aclk_cpu_t[] = { 518 { .val = 0, .div = 1 }, 519 { .val = 1, .div = 2 }, 520 { .val = 2, .div = 3 }, 521 { .val = 3, .div = 4 }, 522 { .val = 4, .div = 8 }, 523 { /* sentinel */ }, 524}; 525 526static struct rockchip_clk_branch rk3066a_clk_branches[] __initdata = { 527 DIVTBL(0, "aclk_cpu_pre", "armclk", 0, 528 RK2928_CLKSEL_CON(1), 0, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, div_aclk_cpu_t), 529 DIV(0, "pclk_cpu_pre", "aclk_cpu_pre", 0, 530 RK2928_CLKSEL_CON(1), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO 531 | CLK_DIVIDER_READ_ONLY), 532 DIV(0, "hclk_cpu_pre", "aclk_cpu_pre", 0, 533 RK2928_CLKSEL_CON(1), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO 534 | CLK_DIVIDER_READ_ONLY), 535 COMPOSITE_NOMUX(0, "hclk_ahb2apb", "hclk_cpu_pre", 0, 536 RK2928_CLKSEL_CON(1), 14, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO 537 | CLK_DIVIDER_READ_ONLY, 538 RK2928_CLKGATE_CON(4), 9, GFLAGS), 539 540 GATE(CORE_L2C, "core_l2c", "aclk_cpu", CLK_IGNORE_UNUSED, 541 RK2928_CLKGATE_CON(9), 4, GFLAGS), 542 543 COMPOSITE(0, "aclk_peri_pre", mux_pll_src_gpll_cpll_p, 0, 544 RK2928_CLKSEL_CON(10), 15, 1, MFLAGS, 0, 5, DFLAGS, 545 RK2928_CLKGATE_CON(2), 0, GFLAGS), 546 547 COMPOSITE(0, "dclk_lcdc0_src", mux_pll_src_cpll_gpll_p, 0, 548 RK2928_CLKSEL_CON(27), 0, 1, MFLAGS, 8, 8, DFLAGS, 549 RK2928_CLKGATE_CON(3), 1, GFLAGS), 550 MUX(DCLK_LCDC0, "dclk_lcdc0", mux_rk3066_lcdc0_p, 0, 551 RK2928_CLKSEL_CON(27), 4, 1, MFLAGS), 552 COMPOSITE(0, "dclk_lcdc1_src", mux_pll_src_cpll_gpll_p, 0, 553 RK2928_CLKSEL_CON(28), 0, 1, MFLAGS, 8, 8, DFLAGS, 554 RK2928_CLKGATE_CON(3), 2, GFLAGS), 555 MUX(DCLK_LCDC1, "dclk_lcdc1", mux_rk3066_lcdc1_p, 0, 556 RK2928_CLKSEL_CON(28), 4, 1, MFLAGS), 557 558 COMPOSITE_NOMUX(0, "cif1_pre", "cif_src", 0, 559 RK2928_CLKSEL_CON(29), 8, 5, DFLAGS, 560 RK2928_CLKGATE_CON(3), 8, GFLAGS), 561 MUX(SCLK_CIF1, "sclk_cif1", mux_sclk_cif1_p, 0, 562 RK2928_CLKSEL_CON(29), 15, 1, MFLAGS), 563 564 GATE(0, "pclkin_cif1", "ext_cif1", 0, 565 RK2928_CLKGATE_CON(3), 4, GFLAGS), 566 INVERTER(0, "pclk_cif1", "pclkin_cif1", 567 RK2928_CLKSEL_CON(30), 12, IFLAGS), 568 569 COMPOSITE(0, "aclk_gpu_src", mux_pll_src_cpll_gpll_p, 0, 570 RK2928_CLKSEL_CON(33), 8, 1, MFLAGS, 0, 5, DFLAGS, 571 RK2928_CLKGATE_CON(3), 13, GFLAGS), 572 GATE(ACLK_GPU, "aclk_gpu", "aclk_gpu_src", 0, 573 RK2928_CLKGATE_CON(5), 15, GFLAGS), 574 575 GATE(SCLK_TIMER2, "timer2", "xin24m", 0, 576 RK2928_CLKGATE_CON(3), 2, GFLAGS), 577 578 COMPOSITE_NOMUX(0, "sclk_tsadc", "xin24m", 0, 579 RK2928_CLKSEL_CON(34), 0, 16, DFLAGS, 580 RK2928_CLKGATE_CON(2), 15, GFLAGS), 581 582 MUX(0, "i2s_src", mux_pll_src_gpll_cpll_p, 0, 583 RK2928_CLKSEL_CON(2), 15, 1, MFLAGS), 584 COMPOSITE_NOMUX(0, "i2s0_pre", "i2s_src", 0, 585 RK2928_CLKSEL_CON(2), 0, 7, DFLAGS, 586 RK2928_CLKGATE_CON(0), 7, GFLAGS), 587 COMPOSITE_FRAC(0, "i2s0_frac", "i2s0_pre", 0, 588 RK2928_CLKSEL_CON(6), 0, 589 RK2928_CLKGATE_CON(0), 8, GFLAGS), 590 MUX(SCLK_I2S0, "sclk_i2s0", mux_sclk_i2s0_p, 0, 591 RK2928_CLKSEL_CON(2), 8, 2, MFLAGS), 592 COMPOSITE_NOMUX(0, "i2s1_pre", "i2s_src", 0, 593 RK2928_CLKSEL_CON(3), 0, 7, DFLAGS, 594 RK2928_CLKGATE_CON(0), 9, GFLAGS), 595 COMPOSITE_FRAC(0, "i2s1_frac", "i2s1_pre", 0, 596 RK2928_CLKSEL_CON(7), 0, 597 RK2928_CLKGATE_CON(0), 10, GFLAGS), 598 MUX(SCLK_I2S1, "sclk_i2s1", mux_sclk_i2s1_p, 0, 599 RK2928_CLKSEL_CON(3), 8, 2, MFLAGS), 600 COMPOSITE_NOMUX(0, "i2s2_pre", "i2s_src", 0, 601 RK2928_CLKSEL_CON(4), 0, 7, DFLAGS, 602 RK2928_CLKGATE_CON(0), 11, GFLAGS), 603 COMPOSITE_FRAC(0, "i2s2_frac", "i2s2_pre", 0, 604 RK2928_CLKSEL_CON(8), 0, 605 RK2928_CLKGATE_CON(0), 12, GFLAGS), 606 MUX(SCLK_I2S2, "sclk_i2s2", mux_sclk_i2s2_p, 0, 607 RK2928_CLKSEL_CON(4), 8, 2, MFLAGS), 608 609 GATE(HCLK_I2S1, "hclk_i2s1", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 3, GFLAGS), 610 GATE(HCLK_I2S2, "hclk_i2s2", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 4, GFLAGS), 611 GATE(0, "hclk_cif1", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 6, GFLAGS), 612 GATE(0, "hclk_hdmi", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 14, GFLAGS), 613 614 GATE(HCLK_OTG1, "hclk_usbotg1", "hclk_peri", CLK_IGNORE_UNUSED, 615 RK2928_CLKGATE_CON(5), 14, GFLAGS), 616 617 GATE(0, "aclk_cif1", "aclk_vio1", 0, RK2928_CLKGATE_CON(6), 7, GFLAGS), 618 619 GATE(PCLK_TIMER1, "pclk_timer1", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 8, GFLAGS), 620 GATE(PCLK_TIMER2, "pclk_timer2", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 9, GFLAGS), 621 GATE(PCLK_GPIO6, "pclk_gpio6", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 15, GFLAGS), 622 GATE(PCLK_UART0, "pclk_uart0", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 0, GFLAGS), 623 GATE(PCLK_UART1, "pclk_uart1", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 1, GFLAGS), 624 625 GATE(PCLK_GPIO4, "pclk_gpio4", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 13, GFLAGS), 626 GATE(PCLK_TSADC, "pclk_tsadc", "pclk_peri", 0, RK2928_CLKGATE_CON(4), 13, GFLAGS), 627}; 628 629static struct clk_div_table div_rk3188_aclk_core_t[] = { 630 { .val = 0, .div = 1 }, 631 { .val = 1, .div = 2 }, 632 { .val = 2, .div = 3 }, 633 { .val = 3, .div = 4 }, 634 { .val = 4, .div = 8 }, 635 { /* sentinel */ }, 636}; 637 638PNAME(mux_hsicphy_p) = { "sclk_otgphy0", "sclk_otgphy1", 639 "gpll", "cpll" }; 640 641static struct rockchip_clk_branch rk3188_clk_branches[] __initdata = { 642 COMPOSITE_NOMUX_DIVTBL(0, "aclk_core", "armclk", CLK_IGNORE_UNUSED, 643 RK2928_CLKSEL_CON(1), 3, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, 644 div_rk3188_aclk_core_t, RK2928_CLKGATE_CON(0), 7, GFLAGS), 645 646 /* do not source aclk_cpu_pre from the apll, to keep complexity down */ 647 COMPOSITE_NOGATE(0, "aclk_cpu_pre", mux_aclk_cpu_p, CLK_SET_RATE_NO_REPARENT, 648 RK2928_CLKSEL_CON(0), 5, 1, MFLAGS, 0, 5, DFLAGS), 649 DIV(0, "pclk_cpu_pre", "aclk_cpu_pre", 0, 650 RK2928_CLKSEL_CON(1), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO), 651 DIV(0, "hclk_cpu_pre", "aclk_cpu_pre", 0, 652 RK2928_CLKSEL_CON(1), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO), 653 COMPOSITE_NOMUX(0, "hclk_ahb2apb", "hclk_cpu_pre", 0, 654 RK2928_CLKSEL_CON(1), 14, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO, 655 RK2928_CLKGATE_CON(4), 9, GFLAGS), 656 657 GATE(CORE_L2C, "core_l2c", "armclk", CLK_IGNORE_UNUSED, 658 RK2928_CLKGATE_CON(9), 4, GFLAGS), 659 660 COMPOSITE(0, "aclk_peri_pre", mux_pll_src_cpll_gpll_p, 0, 661 RK2928_CLKSEL_CON(10), 15, 1, MFLAGS, 0, 5, DFLAGS, 662 RK2928_CLKGATE_CON(2), 0, GFLAGS), 663 664 COMPOSITE(DCLK_LCDC0, "dclk_lcdc0", mux_pll_src_cpll_gpll_p, 0, 665 RK2928_CLKSEL_CON(27), 0, 1, MFLAGS, 8, 8, DFLAGS, 666 RK2928_CLKGATE_CON(3), 1, GFLAGS), 667 COMPOSITE(DCLK_LCDC1, "dclk_lcdc1", mux_pll_src_cpll_gpll_p, 0, 668 RK2928_CLKSEL_CON(28), 0, 1, MFLAGS, 8, 8, DFLAGS, 669 RK2928_CLKGATE_CON(3), 2, GFLAGS), 670 671 COMPOSITE(0, "aclk_gpu_src", mux_pll_src_cpll_gpll_p, 0, 672 RK2928_CLKSEL_CON(34), 7, 1, MFLAGS, 0, 5, DFLAGS, 673 RK2928_CLKGATE_CON(3), 15, GFLAGS), 674 GATE(ACLK_GPU, "aclk_gpu", "aclk_gpu_src", 0, 675 RK2928_CLKGATE_CON(9), 7, GFLAGS), 676 677 GATE(SCLK_TIMER2, "timer2", "xin24m", 0, RK2928_CLKGATE_CON(3), 4, GFLAGS), 678 GATE(SCLK_TIMER3, "timer3", "xin24m", 0, RK2928_CLKGATE_CON(1), 2, GFLAGS), 679 GATE(SCLK_TIMER4, "timer4", "xin24m", 0, RK2928_CLKGATE_CON(3), 5, GFLAGS), 680 GATE(SCLK_TIMER5, "timer5", "xin24m", 0, RK2928_CLKGATE_CON(3), 8, GFLAGS), 681 GATE(SCLK_TIMER6, "timer6", "xin24m", 0, RK2928_CLKGATE_CON(3), 14, GFLAGS), 682 683 COMPOSITE_NODIV(0, "sclk_hsicphy_480m", mux_hsicphy_p, 0, 684 RK2928_CLKSEL_CON(30), 0, 2, DFLAGS, 685 RK2928_CLKGATE_CON(3), 6, GFLAGS), 686 DIV(0, "sclk_hsicphy_12m", "sclk_hsicphy_480m", 0, 687 RK2928_CLKSEL_CON(11), 8, 6, DFLAGS), 688 689 MUX(0, "i2s_src", mux_pll_src_gpll_cpll_p, 0, 690 RK2928_CLKSEL_CON(2), 15, 1, MFLAGS), 691 COMPOSITE_NOMUX(0, "i2s0_pre", "i2s_src", 0, 692 RK2928_CLKSEL_CON(3), 0, 7, DFLAGS, 693 RK2928_CLKGATE_CON(0), 9, GFLAGS), 694 COMPOSITE_FRAC(0, "i2s0_frac", "i2s0_pre", 0, 695 RK2928_CLKSEL_CON(7), 0, 696 RK2928_CLKGATE_CON(0), 10, GFLAGS), 697 MUX(SCLK_I2S0, "sclk_i2s0", mux_sclk_i2s0_p, 0, 698 RK2928_CLKSEL_CON(3), 8, 2, MFLAGS), 699 700 GATE(0, "hclk_imem0", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 14, GFLAGS), 701 GATE(0, "hclk_imem1", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 15, GFLAGS), 702 703 GATE(HCLK_OTG1, "hclk_usbotg1", "hclk_peri", CLK_IGNORE_UNUSED, 704 RK2928_CLKGATE_CON(7), 3, GFLAGS), 705 GATE(HCLK_HSIC, "hclk_hsic", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 4, GFLAGS), 706 707 GATE(PCLK_TIMER3, "pclk_timer3", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 9, GFLAGS), 708 709 GATE(PCLK_UART0, "pclk_uart0", "hclk_ahb2apb", 0, RK2928_CLKGATE_CON(8), 0, GFLAGS), 710 GATE(PCLK_UART1, "pclk_uart1", "hclk_ahb2apb", 0, RK2928_CLKGATE_CON(8), 1, GFLAGS), 711 712 GATE(ACLK_GPS, "aclk_gps", "aclk_peri", 0, RK2928_CLKGATE_CON(8), 13, GFLAGS), 713}; 714 715static const char *const rk3188_critical_clocks[] __initconst = { 716 "aclk_cpu", 717 "aclk_peri", 718 "hclk_peri", 719 "pclk_cpu", 720 "pclk_peri", 721 "hclk_cpubus" 722}; 723 724static void __init rk3188_common_clk_init(struct device_node *np) 725{ 726 void __iomem *reg_base; 727 struct clk *clk; 728 729 reg_base = of_iomap(np, 0); 730 if (!reg_base) { 731 pr_err("%s: could not map cru region\n", __func__); 732 return; 733 } 734 735 rockchip_clk_init(np, reg_base, CLK_NR_CLKS); 736 737 /* xin12m is created by an cru-internal divider */ 738 clk = clk_register_fixed_factor(NULL, "xin12m", "xin24m", 0, 1, 2); 739 if (IS_ERR(clk)) 740 pr_warn("%s: could not register clock xin12m: %ld\n", 741 __func__, PTR_ERR(clk)); 742 743 clk = clk_register_fixed_factor(NULL, "usb480m", "xin24m", 0, 20, 1); 744 if (IS_ERR(clk)) 745 pr_warn("%s: could not register clock usb480m: %ld\n", 746 __func__, PTR_ERR(clk)); 747 748 rockchip_clk_register_branches(common_clk_branches, 749 ARRAY_SIZE(common_clk_branches)); 750 751 rockchip_register_softrst(np, 9, reg_base + RK2928_SOFTRST_CON(0), 752 ROCKCHIP_SOFTRST_HIWORD_MASK); 753 754 rockchip_register_restart_notifier(RK2928_GLB_SRST_FST); 755} 756 757static void __init rk3066a_clk_init(struct device_node *np) 758{ 759 rk3188_common_clk_init(np); 760 rockchip_clk_register_plls(rk3066_pll_clks, 761 ARRAY_SIZE(rk3066_pll_clks), 762 RK3066_GRF_SOC_STATUS); 763 rockchip_clk_register_branches(rk3066a_clk_branches, 764 ARRAY_SIZE(rk3066a_clk_branches)); 765 rockchip_clk_register_armclk(ARMCLK, "armclk", 766 mux_armclk_p, ARRAY_SIZE(mux_armclk_p), 767 &rk3066_cpuclk_data, rk3066_cpuclk_rates, 768 ARRAY_SIZE(rk3066_cpuclk_rates)); 769 rockchip_clk_protect_critical(rk3188_critical_clocks, 770 ARRAY_SIZE(rk3188_critical_clocks)); 771} 772CLK_OF_DECLARE(rk3066a_cru, "rockchip,rk3066a-cru", rk3066a_clk_init); 773 774static void __init rk3188a_clk_init(struct device_node *np) 775{ 776 struct clk *clk1, *clk2; 777 unsigned long rate; 778 int ret; 779 780 rk3188_common_clk_init(np); 781 rockchip_clk_register_plls(rk3188_pll_clks, 782 ARRAY_SIZE(rk3188_pll_clks), 783 RK3188_GRF_SOC_STATUS); 784 rockchip_clk_register_branches(rk3188_clk_branches, 785 ARRAY_SIZE(rk3188_clk_branches)); 786 rockchip_clk_register_armclk(ARMCLK, "armclk", 787 mux_armclk_p, ARRAY_SIZE(mux_armclk_p), 788 &rk3188_cpuclk_data, rk3188_cpuclk_rates, 789 ARRAY_SIZE(rk3188_cpuclk_rates)); 790 791 /* reparent aclk_cpu_pre from apll */ 792 clk1 = __clk_lookup("aclk_cpu_pre"); 793 clk2 = __clk_lookup("gpll"); 794 if (clk1 && clk2) { 795 rate = clk_get_rate(clk1); 796 797 ret = clk_set_parent(clk1, clk2); 798 if (ret < 0) 799 pr_warn("%s: could not reparent aclk_cpu_pre to gpll\n", 800 __func__); 801 802 clk_set_rate(clk1, rate); 803 } else { 804 pr_warn("%s: missing clocks to reparent aclk_cpu_pre to gpll\n", 805 __func__); 806 } 807 808 rockchip_clk_protect_critical(rk3188_critical_clocks, 809 ARRAY_SIZE(rk3188_critical_clocks)); 810} 811CLK_OF_DECLARE(rk3188a_cru, "rockchip,rk3188a-cru", rk3188a_clk_init); 812 813static void __init rk3188_clk_init(struct device_node *np) 814{ 815 int i; 816 817 for (i = 0; i < ARRAY_SIZE(rk3188_pll_clks); i++) { 818 struct rockchip_pll_clock *pll = &rk3188_pll_clks[i]; 819 struct rockchip_pll_rate_table *rate; 820 821 if (!pll->rate_table) 822 continue; 823 824 rate = pll->rate_table; 825 while (rate->rate > 0) { 826 rate->nb = 1; 827 rate++; 828 } 829 } 830 831 rk3188a_clk_init(np); 832} 833CLK_OF_DECLARE(rk3188_cru, "rockchip,rk3188-cru", rk3188_clk_init); 834