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 <dt-bindings/clock/rk3188-cru-common.h> 20 #include "clk.h" 21 22 #define RK3066_GRF_SOC_STATUS 0x15c 23 #define RK3188_GRF_SOC_STATUS 0xac 24 25 enum rk3188_plls { 26 apll, cpll, dpll, gpll, 27 }; 28 29 struct rockchip_pll_rate_table rk3188_pll_rates[] = { 30 RK3066_PLL_RATE(2208000000, 1, 92, 1), 31 RK3066_PLL_RATE(2184000000, 1, 91, 1), 32 RK3066_PLL_RATE(2160000000, 1, 90, 1), 33 RK3066_PLL_RATE(2136000000, 1, 89, 1), 34 RK3066_PLL_RATE(2112000000, 1, 88, 1), 35 RK3066_PLL_RATE(2088000000, 1, 87, 1), 36 RK3066_PLL_RATE(2064000000, 1, 86, 1), 37 RK3066_PLL_RATE(2040000000, 1, 85, 1), 38 RK3066_PLL_RATE(2016000000, 1, 84, 1), 39 RK3066_PLL_RATE(1992000000, 1, 83, 1), 40 RK3066_PLL_RATE(1968000000, 1, 82, 1), 41 RK3066_PLL_RATE(1944000000, 1, 81, 1), 42 RK3066_PLL_RATE(1920000000, 1, 80, 1), 43 RK3066_PLL_RATE(1896000000, 1, 79, 1), 44 RK3066_PLL_RATE(1872000000, 1, 78, 1), 45 RK3066_PLL_RATE(1848000000, 1, 77, 1), 46 RK3066_PLL_RATE(1824000000, 1, 76, 1), 47 RK3066_PLL_RATE(1800000000, 1, 75, 1), 48 RK3066_PLL_RATE(1776000000, 1, 74, 1), 49 RK3066_PLL_RATE(1752000000, 1, 73, 1), 50 RK3066_PLL_RATE(1728000000, 1, 72, 1), 51 RK3066_PLL_RATE(1704000000, 1, 71, 1), 52 RK3066_PLL_RATE(1680000000, 1, 70, 1), 53 RK3066_PLL_RATE(1656000000, 1, 69, 1), 54 RK3066_PLL_RATE(1632000000, 1, 68, 1), 55 RK3066_PLL_RATE(1608000000, 1, 67, 1), 56 RK3066_PLL_RATE(1560000000, 1, 65, 1), 57 RK3066_PLL_RATE(1512000000, 1, 63, 1), 58 RK3066_PLL_RATE(1488000000, 1, 62, 1), 59 RK3066_PLL_RATE(1464000000, 1, 61, 1), 60 RK3066_PLL_RATE(1440000000, 1, 60, 1), 61 RK3066_PLL_RATE(1416000000, 1, 59, 1), 62 RK3066_PLL_RATE(1392000000, 1, 58, 1), 63 RK3066_PLL_RATE(1368000000, 1, 57, 1), 64 RK3066_PLL_RATE(1344000000, 1, 56, 1), 65 RK3066_PLL_RATE(1320000000, 1, 55, 1), 66 RK3066_PLL_RATE(1296000000, 1, 54, 1), 67 RK3066_PLL_RATE(1272000000, 1, 53, 1), 68 RK3066_PLL_RATE(1248000000, 1, 52, 1), 69 RK3066_PLL_RATE(1224000000, 1, 51, 1), 70 RK3066_PLL_RATE(1200000000, 1, 50, 1), 71 RK3066_PLL_RATE(1188000000, 2, 99, 1), 72 RK3066_PLL_RATE(1176000000, 1, 49, 1), 73 RK3066_PLL_RATE(1128000000, 1, 47, 1), 74 RK3066_PLL_RATE(1104000000, 1, 46, 1), 75 RK3066_PLL_RATE(1008000000, 1, 84, 2), 76 RK3066_PLL_RATE( 912000000, 1, 76, 2), 77 RK3066_PLL_RATE( 891000000, 8, 594, 2), 78 RK3066_PLL_RATE( 888000000, 1, 74, 2), 79 RK3066_PLL_RATE( 816000000, 1, 68, 2), 80 RK3066_PLL_RATE( 798000000, 2, 133, 2), 81 RK3066_PLL_RATE( 792000000, 1, 66, 2), 82 RK3066_PLL_RATE( 768000000, 1, 64, 2), 83 RK3066_PLL_RATE( 742500000, 8, 495, 2), 84 RK3066_PLL_RATE( 696000000, 1, 58, 2), 85 RK3066_PLL_RATE( 600000000, 1, 50, 2), 86 RK3066_PLL_RATE( 594000000, 2, 198, 4), 87 RK3066_PLL_RATE( 552000000, 1, 46, 2), 88 RK3066_PLL_RATE( 504000000, 1, 84, 4), 89 RK3066_PLL_RATE( 456000000, 1, 76, 4), 90 RK3066_PLL_RATE( 408000000, 1, 68, 4), 91 RK3066_PLL_RATE( 384000000, 2, 128, 4), 92 RK3066_PLL_RATE( 360000000, 1, 60, 4), 93 RK3066_PLL_RATE( 312000000, 1, 52, 4), 94 RK3066_PLL_RATE( 300000000, 1, 50, 4), 95 RK3066_PLL_RATE( 297000000, 2, 198, 8), 96 RK3066_PLL_RATE( 252000000, 1, 84, 8), 97 RK3066_PLL_RATE( 216000000, 1, 72, 8), 98 RK3066_PLL_RATE( 148500000, 2, 99, 8), 99 RK3066_PLL_RATE( 126000000, 1, 84, 16), 100 RK3066_PLL_RATE( 48000000, 1, 64, 32), 101 { /* sentinel */ }, 102 }; 103 104 #define RK3066_DIV_CORE_PERIPH_MASK 0x3 105 #define RK3066_DIV_CORE_PERIPH_SHIFT 6 106 #define RK3066_DIV_ACLK_CORE_MASK 0x7 107 #define RK3066_DIV_ACLK_CORE_SHIFT 0 108 #define RK3066_DIV_ACLK_HCLK_MASK 0x3 109 #define RK3066_DIV_ACLK_HCLK_SHIFT 8 110 #define RK3066_DIV_ACLK_PCLK_MASK 0x3 111 #define RK3066_DIV_ACLK_PCLK_SHIFT 12 112 #define RK3066_DIV_AHB2APB_MASK 0x3 113 #define RK3066_DIV_AHB2APB_SHIFT 14 114 115 #define RK3066_CLKSEL0(_core_peri) \ 116 { \ 117 .reg = RK2928_CLKSEL_CON(0), \ 118 .val = HIWORD_UPDATE(_core_peri, RK3066_DIV_CORE_PERIPH_MASK, \ 119 RK3066_DIV_CORE_PERIPH_SHIFT) \ 120 } 121 #define RK3066_CLKSEL1(_aclk_core, _aclk_hclk, _aclk_pclk, _ahb2apb) \ 122 { \ 123 .reg = RK2928_CLKSEL_CON(1), \ 124 .val = HIWORD_UPDATE(_aclk_core, RK3066_DIV_ACLK_CORE_MASK, \ 125 RK3066_DIV_ACLK_CORE_SHIFT) | \ 126 HIWORD_UPDATE(_aclk_hclk, RK3066_DIV_ACLK_HCLK_MASK, \ 127 RK3066_DIV_ACLK_HCLK_SHIFT) | \ 128 HIWORD_UPDATE(_aclk_pclk, RK3066_DIV_ACLK_PCLK_MASK, \ 129 RK3066_DIV_ACLK_PCLK_SHIFT) | \ 130 HIWORD_UPDATE(_ahb2apb, RK3066_DIV_AHB2APB_MASK, \ 131 RK3066_DIV_AHB2APB_SHIFT), \ 132 } 133 134 #define RK3066_CPUCLK_RATE(_prate, _core_peri, _acore, _ahclk, _apclk, _h2p) \ 135 { \ 136 .prate = _prate, \ 137 .divs = { \ 138 RK3066_CLKSEL0(_core_peri), \ 139 RK3066_CLKSEL1(_acore, _ahclk, _apclk, _h2p), \ 140 }, \ 141 } 142 143 static struct rockchip_cpuclk_rate_table rk3066_cpuclk_rates[] __initdata = { 144 RK3066_CPUCLK_RATE(1416000000, 2, 3, 1, 2, 1), 145 RK3066_CPUCLK_RATE(1200000000, 2, 3, 1, 2, 1), 146 RK3066_CPUCLK_RATE(1008000000, 2, 2, 1, 2, 1), 147 RK3066_CPUCLK_RATE( 816000000, 2, 2, 1, 2, 1), 148 RK3066_CPUCLK_RATE( 600000000, 1, 2, 1, 2, 1), 149 RK3066_CPUCLK_RATE( 504000000, 1, 1, 1, 2, 1), 150 RK3066_CPUCLK_RATE( 312000000, 0, 1, 1, 1, 0), 151 }; 152 153 static const struct rockchip_cpuclk_reg_data rk3066_cpuclk_data = { 154 .core_reg = RK2928_CLKSEL_CON(0), 155 .div_core_shift = 0, 156 .div_core_mask = 0x1f, 157 .mux_core_shift = 8, 158 }; 159 160 #define RK3188_DIV_ACLK_CORE_MASK 0x7 161 #define RK3188_DIV_ACLK_CORE_SHIFT 3 162 163 #define RK3188_CLKSEL1(_aclk_core) \ 164 { \ 165 .reg = RK2928_CLKSEL_CON(1), \ 166 .val = HIWORD_UPDATE(_aclk_core, RK3188_DIV_ACLK_CORE_MASK,\ 167 RK3188_DIV_ACLK_CORE_SHIFT) \ 168 } 169 #define RK3188_CPUCLK_RATE(_prate, _core_peri, _aclk_core) \ 170 { \ 171 .prate = _prate, \ 172 .divs = { \ 173 RK3066_CLKSEL0(_core_peri), \ 174 RK3188_CLKSEL1(_aclk_core), \ 175 }, \ 176 } 177 178 static struct rockchip_cpuclk_rate_table rk3188_cpuclk_rates[] __initdata = { 179 RK3188_CPUCLK_RATE(1608000000, 2, 3), 180 RK3188_CPUCLK_RATE(1416000000, 2, 3), 181 RK3188_CPUCLK_RATE(1200000000, 2, 3), 182 RK3188_CPUCLK_RATE(1008000000, 2, 3), 183 RK3188_CPUCLK_RATE( 816000000, 2, 3), 184 RK3188_CPUCLK_RATE( 600000000, 1, 3), 185 RK3188_CPUCLK_RATE( 504000000, 1, 3), 186 RK3188_CPUCLK_RATE( 312000000, 0, 1), 187 }; 188 189 static const struct rockchip_cpuclk_reg_data rk3188_cpuclk_data = { 190 .core_reg = RK2928_CLKSEL_CON(0), 191 .div_core_shift = 9, 192 .div_core_mask = 0x1f, 193 .mux_core_shift = 8, 194 }; 195 196 PNAME(mux_pll_p) = { "xin24m", "xin32k" }; 197 PNAME(mux_armclk_p) = { "apll", "gpll_armclk" }; 198 PNAME(mux_ddrphy_p) = { "dpll", "gpll_ddr" }; 199 PNAME(mux_pll_src_gpll_cpll_p) = { "gpll", "cpll" }; 200 PNAME(mux_pll_src_cpll_gpll_p) = { "cpll", "gpll" }; 201 PNAME(mux_aclk_cpu_p) = { "apll", "gpll" }; 202 PNAME(mux_sclk_cif0_p) = { "cif0_pre", "xin24m" }; 203 PNAME(mux_sclk_i2s0_p) = { "i2s0_pre", "i2s0_frac", "xin12m" }; 204 PNAME(mux_sclk_spdif_p) = { "spdif_src", "spdif_frac", "xin12m" }; 205 PNAME(mux_sclk_uart0_p) = { "uart0_pre", "uart0_frac", "xin24m" }; 206 PNAME(mux_sclk_uart1_p) = { "uart1_pre", "uart1_frac", "xin24m" }; 207 PNAME(mux_sclk_uart2_p) = { "uart2_pre", "uart2_frac", "xin24m" }; 208 PNAME(mux_sclk_uart3_p) = { "uart3_pre", "uart3_frac", "xin24m" }; 209 PNAME(mux_sclk_hsadc_p) = { "hsadc_src", "hsadc_frac", "ext_hsadc" }; 210 PNAME(mux_mac_p) = { "gpll", "dpll" }; 211 PNAME(mux_sclk_macref_p) = { "mac_src", "ext_rmii" }; 212 213 static struct rockchip_pll_clock rk3188_pll_clks[] __initdata = { 214 [apll] = PLL(pll_rk3066, PLL_APLL, "apll", mux_pll_p, 0, RK2928_PLL_CON(0), 215 RK2928_MODE_CON, 0, 6, 0, rk3188_pll_rates), 216 [dpll] = PLL(pll_rk3066, PLL_DPLL, "dpll", mux_pll_p, 0, RK2928_PLL_CON(4), 217 RK2928_MODE_CON, 4, 5, 0, NULL), 218 [cpll] = PLL(pll_rk3066, PLL_CPLL, "cpll", mux_pll_p, 0, RK2928_PLL_CON(8), 219 RK2928_MODE_CON, 8, 7, ROCKCHIP_PLL_SYNC_RATE, rk3188_pll_rates), 220 [gpll] = PLL(pll_rk3066, PLL_GPLL, "gpll", mux_pll_p, 0, RK2928_PLL_CON(12), 221 RK2928_MODE_CON, 12, 8, ROCKCHIP_PLL_SYNC_RATE, rk3188_pll_rates), 222 }; 223 224 #define MFLAGS CLK_MUX_HIWORD_MASK 225 #define DFLAGS CLK_DIVIDER_HIWORD_MASK 226 #define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE) 227 228 /* 2 ^ (val + 1) */ 229 static struct clk_div_table div_core_peri_t[] = { 230 { .val = 0, .div = 2 }, 231 { .val = 1, .div = 4 }, 232 { .val = 2, .div = 8 }, 233 { .val = 3, .div = 16 }, 234 { /* sentinel */ }, 235 }; 236 237 static struct rockchip_clk_branch common_clk_branches[] __initdata = { 238 /* 239 * Clock-Architecture Diagram 2 240 */ 241 242 GATE(0, "gpll_armclk", "gpll", 0, RK2928_CLKGATE_CON(0), 1, GFLAGS), 243 244 /* these two are set by the cpuclk and should not be changed */ 245 COMPOSITE_NOMUX_DIVTBL(CORE_PERI, "core_peri", "armclk", 0, 246 RK2928_CLKSEL_CON(0), 6, 2, DFLAGS | CLK_DIVIDER_READ_ONLY, 247 div_core_peri_t, RK2928_CLKGATE_CON(0), 0, GFLAGS), 248 249 COMPOSITE(0, "aclk_vepu", mux_pll_src_cpll_gpll_p, 0, 250 RK2928_CLKSEL_CON(32), 7, 1, MFLAGS, 0, 5, DFLAGS, 251 RK2928_CLKGATE_CON(3), 9, GFLAGS), 252 GATE(0, "hclk_vepu", "aclk_vepu", 0, 253 RK2928_CLKGATE_CON(3), 10, GFLAGS), 254 COMPOSITE(0, "aclk_vdpu", mux_pll_src_cpll_gpll_p, 0, 255 RK2928_CLKSEL_CON(32), 15, 1, MFLAGS, 8, 5, DFLAGS, 256 RK2928_CLKGATE_CON(3), 11, GFLAGS), 257 GATE(0, "hclk_vdpu", "aclk_vdpu", 0, 258 RK2928_CLKGATE_CON(3), 12, GFLAGS), 259 260 GATE(0, "gpll_ddr", "gpll", CLK_IGNORE_UNUSED, 261 RK2928_CLKGATE_CON(1), 7, GFLAGS), 262 COMPOSITE(0, "ddrphy", mux_ddrphy_p, CLK_IGNORE_UNUSED, 263 RK2928_CLKSEL_CON(26), 8, 1, MFLAGS, 0, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO, 264 RK2928_CLKGATE_CON(0), 2, GFLAGS), 265 266 GATE(0, "aclk_cpu", "aclk_cpu_pre", 0, 267 RK2928_CLKGATE_CON(0), 3, GFLAGS), 268 269 GATE(0, "atclk_cpu", "pclk_cpu_pre", 0, 270 RK2928_CLKGATE_CON(0), 6, GFLAGS), 271 GATE(0, "pclk_cpu", "pclk_cpu_pre", 0, 272 RK2928_CLKGATE_CON(0), 5, GFLAGS), 273 GATE(0, "hclk_cpu", "hclk_cpu_pre", CLK_IGNORE_UNUSED, 274 RK2928_CLKGATE_CON(0), 4, GFLAGS), 275 276 COMPOSITE(0, "aclk_lcdc0_pre", mux_pll_src_cpll_gpll_p, CLK_IGNORE_UNUSED, 277 RK2928_CLKSEL_CON(31), 7, 1, MFLAGS, 0, 5, DFLAGS, 278 RK2928_CLKGATE_CON(3), 0, GFLAGS), 279 COMPOSITE(0, "aclk_lcdc1_pre", mux_pll_src_cpll_gpll_p, 0, 280 RK2928_CLKSEL_CON(31), 15, 1, MFLAGS, 8, 5, DFLAGS, 281 RK2928_CLKGATE_CON(1), 4, GFLAGS), 282 283 GATE(0, "aclk_peri", "aclk_peri_pre", 0, 284 RK2928_CLKGATE_CON(2), 1, GFLAGS), 285 COMPOSITE_NOMUX(0, "hclk_peri", "aclk_peri_pre", 0, 286 RK2928_CLKSEL_CON(10), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO, 287 RK2928_CLKGATE_CON(2), 2, GFLAGS), 288 COMPOSITE_NOMUX(0, "pclk_peri", "aclk_peri_pre", 0, 289 RK2928_CLKSEL_CON(10), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO, 290 RK2928_CLKGATE_CON(2), 3, GFLAGS), 291 292 MUX(0, "cif_src", mux_pll_src_cpll_gpll_p, 0, 293 RK2928_CLKSEL_CON(29), 0, 1, MFLAGS), 294 COMPOSITE_NOMUX(0, "cif0_pre", "cif_src", 0, 295 RK2928_CLKSEL_CON(29), 1, 5, DFLAGS, 296 RK2928_CLKGATE_CON(3), 7, GFLAGS), 297 MUX(SCLK_CIF0, "sclk_cif0", mux_sclk_cif0_p, 0, 298 RK2928_CLKSEL_CON(29), 7, 1, MFLAGS), 299 300 GATE(0, "pclkin_cif0", "ext_cif0", 0, 301 RK2928_CLKGATE_CON(3), 3, GFLAGS), 302 303 /* 304 * the 480m are generated inside the usb block from these clocks, 305 * but they are also a source for the hsicphy clock. 306 */ 307 GATE(SCLK_OTGPHY0, "sclk_otgphy0", "usb480m", CLK_IGNORE_UNUSED, 308 RK2928_CLKGATE_CON(1), 5, GFLAGS), 309 GATE(SCLK_OTGPHY1, "sclk_otgphy1", "usb480m", CLK_IGNORE_UNUSED, 310 RK2928_CLKGATE_CON(1), 6, GFLAGS), 311 312 COMPOSITE(0, "mac_src", mux_mac_p, 0, 313 RK2928_CLKSEL_CON(21), 0, 1, MFLAGS, 8, 5, DFLAGS, 314 RK2928_CLKGATE_CON(2), 5, GFLAGS), 315 MUX(SCLK_MAC, "sclk_macref", mux_sclk_macref_p, CLK_SET_RATE_PARENT, 316 RK2928_CLKSEL_CON(21), 4, 1, MFLAGS), 317 GATE(0, "sclk_mac_lbtest", "sclk_macref", 318 RK2928_CLKGATE_CON(2), 12, 0, GFLAGS), 319 320 COMPOSITE(0, "hsadc_src", mux_pll_src_gpll_cpll_p, 0, 321 RK2928_CLKSEL_CON(22), 0, 1, MFLAGS, 8, 8, DFLAGS, 322 RK2928_CLKGATE_CON(2), 6, GFLAGS), 323 COMPOSITE_FRAC(0, "hsadc_frac", "hsadc_src", 0, 324 RK2928_CLKSEL_CON(23), 0, 325 RK2928_CLKGATE_CON(2), 7, GFLAGS), 326 MUX(SCLK_HSADC, "sclk_hsadc", mux_sclk_hsadc_p, 0, 327 RK2928_CLKSEL_CON(22), 4, 2, MFLAGS), 328 329 COMPOSITE_NOMUX(SCLK_SARADC, "sclk_saradc", "xin24m", 0, 330 RK2928_CLKSEL_CON(24), 8, 8, DFLAGS, 331 RK2928_CLKGATE_CON(2), 8, GFLAGS), 332 333 COMPOSITE_NOMUX(0, "spdif_pre", "i2s_src", 0, 334 RK2928_CLKSEL_CON(5), 0, 7, DFLAGS, 335 RK2928_CLKGATE_CON(0), 13, GFLAGS), 336 COMPOSITE_FRAC(0, "spdif_frac", "spdif_pll", 0, 337 RK2928_CLKSEL_CON(9), 0, 338 RK2928_CLKGATE_CON(0), 14, GFLAGS), 339 MUX(SCLK_SPDIF, "sclk_spdif", mux_sclk_spdif_p, 0, 340 RK2928_CLKSEL_CON(5), 8, 2, MFLAGS), 341 342 /* 343 * Clock-Architecture Diagram 4 344 */ 345 346 GATE(SCLK_SMC, "sclk_smc", "hclk_peri", 347 RK2928_CLKGATE_CON(2), 4, 0, GFLAGS), 348 349 COMPOSITE_NOMUX(SCLK_SPI0, "sclk_spi0", "pclk_peri", 0, 350 RK2928_CLKSEL_CON(25), 0, 7, DFLAGS, 351 RK2928_CLKGATE_CON(2), 9, GFLAGS), 352 COMPOSITE_NOMUX(SCLK_SPI1, "sclk_spi1", "pclk_peri", 0, 353 RK2928_CLKSEL_CON(25), 8, 7, DFLAGS, 354 RK2928_CLKGATE_CON(2), 10, GFLAGS), 355 356 COMPOSITE_NOMUX(SCLK_SDMMC, "sclk_sdmmc", "hclk_peri", 0, 357 RK2928_CLKSEL_CON(11), 0, 6, DFLAGS, 358 RK2928_CLKGATE_CON(2), 11, GFLAGS), 359 COMPOSITE_NOMUX(SCLK_SDIO, "sclk_sdio", "hclk_peri", 0, 360 RK2928_CLKSEL_CON(12), 0, 6, DFLAGS, 361 RK2928_CLKGATE_CON(2), 13, GFLAGS), 362 COMPOSITE_NOMUX(SCLK_EMMC, "sclk_emmc", "hclk_peri", 0, 363 RK2928_CLKSEL_CON(12), 8, 6, DFLAGS, 364 RK2928_CLKGATE_CON(2), 14, GFLAGS), 365 366 MUX(0, "uart_src", mux_pll_src_gpll_cpll_p, 0, 367 RK2928_CLKSEL_CON(12), 15, 1, MFLAGS), 368 COMPOSITE_NOMUX(0, "uart0_pre", "uart_src", 0, 369 RK2928_CLKSEL_CON(13), 0, 7, DFLAGS, 370 RK2928_CLKGATE_CON(1), 8, GFLAGS), 371 COMPOSITE_FRAC(0, "uart0_frac", "uart0_pre", 0, 372 RK2928_CLKSEL_CON(17), 0, 373 RK2928_CLKGATE_CON(1), 9, GFLAGS), 374 MUX(SCLK_UART0, "sclk_uart0", mux_sclk_uart0_p, 0, 375 RK2928_CLKSEL_CON(13), 8, 2, MFLAGS), 376 COMPOSITE_NOMUX(0, "uart1_pre", "uart_src", 0, 377 RK2928_CLKSEL_CON(14), 0, 7, DFLAGS, 378 RK2928_CLKGATE_CON(1), 10, GFLAGS), 379 COMPOSITE_FRAC(0, "uart1_frac", "uart1_pre", 0, 380 RK2928_CLKSEL_CON(18), 0, 381 RK2928_CLKGATE_CON(1), 11, GFLAGS), 382 MUX(SCLK_UART1, "sclk_uart1", mux_sclk_uart1_p, 0, 383 RK2928_CLKSEL_CON(14), 8, 2, MFLAGS), 384 COMPOSITE_NOMUX(0, "uart2_pre", "uart_src", 0, 385 RK2928_CLKSEL_CON(15), 0, 7, DFLAGS, 386 RK2928_CLKGATE_CON(1), 12, GFLAGS), 387 COMPOSITE_FRAC(0, "uart2_frac", "uart2_pre", 0, 388 RK2928_CLKSEL_CON(19), 0, 389 RK2928_CLKGATE_CON(1), 13, GFLAGS), 390 MUX(SCLK_UART2, "sclk_uart2", mux_sclk_uart2_p, 0, 391 RK2928_CLKSEL_CON(15), 8, 2, MFLAGS), 392 COMPOSITE_NOMUX(0, "uart3_pre", "uart_src", 0, 393 RK2928_CLKSEL_CON(16), 0, 7, DFLAGS, 394 RK2928_CLKGATE_CON(1), 14, GFLAGS), 395 COMPOSITE_FRAC(0, "uart3_frac", "uart3_pre", 0, 396 RK2928_CLKSEL_CON(20), 0, 397 RK2928_CLKGATE_CON(1), 15, GFLAGS), 398 MUX(SCLK_UART3, "sclk_uart3", mux_sclk_uart3_p, 0, 399 RK2928_CLKSEL_CON(16), 8, 2, MFLAGS), 400 401 GATE(SCLK_JTAG, "jtag", "ext_jtag", 0, RK2928_CLKGATE_CON(1), 3, GFLAGS), 402 403 GATE(SCLK_TIMER0, "timer0", "xin24m", 0, RK2928_CLKGATE_CON(1), 0, GFLAGS), 404 GATE(SCLK_TIMER1, "timer1", "xin24m", 0, RK2928_CLKGATE_CON(1), 1, GFLAGS), 405 406 /* clk_core_pre gates */ 407 GATE(0, "core_dbg", "armclk", 0, RK2928_CLKGATE_CON(9), 0, GFLAGS), 408 409 /* aclk_cpu gates */ 410 GATE(ACLK_DMA1, "aclk_dma1", "aclk_cpu", 0, RK2928_CLKGATE_CON(5), 0, GFLAGS), 411 GATE(0, "aclk_intmem", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 12, GFLAGS), 412 GATE(0, "aclk_strc_sys", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 10, GFLAGS), 413 414 /* hclk_cpu gates */ 415 GATE(HCLK_ROM, "hclk_rom", "hclk_cpu", 0, RK2928_CLKGATE_CON(5), 6, GFLAGS), 416 GATE(HCLK_I2S0, "hclk_i2s0", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 2, GFLAGS), 417 GATE(HCLK_SPDIF, "hclk_spdif", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 1, GFLAGS), 418 GATE(0, "hclk_cpubus", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 8, GFLAGS), 419 /* hclk_ahb2apb is part of a clk branch */ 420 GATE(0, "hclk_vio_bus", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 12, GFLAGS), 421 GATE(HCLK_LCDC0, "hclk_lcdc0", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 1, GFLAGS), 422 GATE(HCLK_LCDC1, "hclk_lcdc1", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 2, GFLAGS), 423 GATE(HCLK_CIF0, "hclk_cif0", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 4, GFLAGS), 424 GATE(HCLK_IPP, "hclk_ipp", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 9, GFLAGS), 425 GATE(HCLK_RGA, "hclk_rga", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 10, GFLAGS), 426 427 /* hclk_peri gates */ 428 GATE(0, "hclk_peri_axi_matrix", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 0, GFLAGS), 429 GATE(0, "hclk_peri_ahb_arbi", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 6, GFLAGS), 430 GATE(0, "hclk_emem_peri", "hclk_peri", 0, RK2928_CLKGATE_CON(4), 7, GFLAGS), 431 GATE(HCLK_EMAC, "hclk_emac", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 0, GFLAGS), 432 GATE(HCLK_NANDC0, "hclk_nandc0", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 9, GFLAGS), 433 GATE(0, "hclk_usb_peri", "hclk_peri", 0, RK2928_CLKGATE_CON(4), 5, GFLAGS), 434 GATE(HCLK_OTG0, "hclk_usbotg0", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 13, GFLAGS), 435 GATE(HCLK_HSADC, "hclk_hsadc", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 5, GFLAGS), 436 GATE(HCLK_PIDF, "hclk_pidfilter", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 6, GFLAGS), 437 GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 10, GFLAGS), 438 GATE(HCLK_SDIO, "hclk_sdio", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 11, GFLAGS), 439 GATE(HCLK_EMMC, "hclk_emmc", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 12, GFLAGS), 440 441 /* aclk_lcdc0_pre gates */ 442 GATE(0, "aclk_vio0", "aclk_lcdc0_pre", 0, RK2928_CLKGATE_CON(6), 13, GFLAGS), 443 GATE(ACLK_LCDC0, "aclk_lcdc0", "aclk_vio0", 0, RK2928_CLKGATE_CON(6), 0, GFLAGS), 444 GATE(ACLK_CIF0, "aclk_cif0", "aclk_vio0", 0, RK2928_CLKGATE_CON(6), 5, GFLAGS), 445 GATE(ACLK_IPP, "aclk_ipp", "aclk_vio0", 0, RK2928_CLKGATE_CON(6), 8, GFLAGS), 446 447 /* aclk_lcdc1_pre gates */ 448 GATE(0, "aclk_vio1", "aclk_lcdc1_pre", 0, RK2928_CLKGATE_CON(9), 5, GFLAGS), 449 GATE(ACLK_LCDC1, "aclk_lcdc1", "aclk_vio1", 0, RK2928_CLKGATE_CON(6), 3, GFLAGS), 450 GATE(ACLK_RGA, "aclk_rga", "aclk_vio1", 0, RK2928_CLKGATE_CON(6), 11, GFLAGS), 451 452 /* atclk_cpu gates */ 453 GATE(0, "atclk", "atclk_cpu", 0, RK2928_CLKGATE_CON(9), 3, GFLAGS), 454 GATE(0, "trace", "atclk_cpu", 0, RK2928_CLKGATE_CON(9), 2, GFLAGS), 455 456 /* pclk_cpu gates */ 457 GATE(PCLK_PWM01, "pclk_pwm01", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 10, GFLAGS), 458 GATE(PCLK_TIMER0, "pclk_timer0", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 7, GFLAGS), 459 GATE(PCLK_I2C0, "pclk_i2c0", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 4, GFLAGS), 460 GATE(PCLK_I2C1, "pclk_i2c1", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 5, GFLAGS), 461 GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 9, GFLAGS), 462 GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 10, GFLAGS), 463 GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 11, GFLAGS), 464 GATE(PCLK_EFUSE, "pclk_efuse", "pclk_cpu", 0, RK2928_CLKGATE_CON(5), 2, GFLAGS), 465 GATE(PCLK_TZPC, "pclk_tzpc", "pclk_cpu", 0, RK2928_CLKGATE_CON(5), 3, GFLAGS), 466 GATE(0, "pclk_ddrupctl", "pclk_cpu", 0, RK2928_CLKGATE_CON(5), 7, GFLAGS), 467 GATE(0, "pclk_ddrpubl", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 6, GFLAGS), 468 GATE(0, "pclk_dbg", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 1, GFLAGS), 469 GATE(PCLK_GRF, "pclk_grf", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(5), 4, GFLAGS), 470 GATE(PCLK_PMU, "pclk_pmu", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(5), 5, GFLAGS), 471 472 /* aclk_peri */ 473 GATE(ACLK_DMA2, "aclk_dma2", "aclk_peri", 0, RK2928_CLKGATE_CON(5), 1, GFLAGS), 474 GATE(ACLK_SMC, "aclk_smc", "aclk_peri", 0, RK2928_CLKGATE_CON(5), 8, GFLAGS), 475 GATE(0, "aclk_peri_niu", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 4, GFLAGS), 476 GATE(0, "aclk_cpu_peri", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 2, GFLAGS), 477 GATE(0, "aclk_peri_axi_matrix", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 3, GFLAGS), 478 479 /* pclk_peri gates */ 480 GATE(0, "pclk_peri_axi_matrix", "pclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 1, GFLAGS), 481 GATE(PCLK_PWM23, "pclk_pwm23", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 11, GFLAGS), 482 GATE(PCLK_WDT, "pclk_wdt", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 15, GFLAGS), 483 GATE(PCLK_SPI0, "pclk_spi0", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 12, GFLAGS), 484 GATE(PCLK_SPI1, "pclk_spi1", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 13, GFLAGS), 485 GATE(PCLK_UART2, "pclk_uart2", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 2, GFLAGS), 486 GATE(PCLK_UART3, "pclk_uart3", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 3, GFLAGS), 487 GATE(PCLK_I2C2, "pclk_i2c2", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 6, GFLAGS), 488 GATE(PCLK_I2C3, "pclk_i2c3", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 7, GFLAGS), 489 GATE(PCLK_I2C4, "pclk_i2c4", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 8, GFLAGS), 490 GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 12, GFLAGS), 491 GATE(PCLK_SARADC, "pclk_saradc", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 14, GFLAGS), 492 }; 493 494 PNAME(mux_rk3066_lcdc0_p) = { "dclk_lcdc0_src", "xin27m" }; 495 PNAME(mux_rk3066_lcdc1_p) = { "dclk_lcdc1_src", "xin27m" }; 496 PNAME(mux_sclk_cif1_p) = { "cif1_pre", "xin24m" }; 497 PNAME(mux_sclk_i2s1_p) = { "i2s1_pre", "i2s1_frac", "xin12m" }; 498 PNAME(mux_sclk_i2s2_p) = { "i2s2_pre", "i2s2_frac", "xin12m" }; 499 500 static struct clk_div_table div_aclk_cpu_t[] = { 501 { .val = 0, .div = 1 }, 502 { .val = 1, .div = 2 }, 503 { .val = 2, .div = 3 }, 504 { .val = 3, .div = 4 }, 505 { .val = 4, .div = 8 }, 506 { /* sentinel */ }, 507 }; 508 509 static struct rockchip_clk_branch rk3066a_clk_branches[] __initdata = { 510 DIVTBL(0, "aclk_cpu_pre", "armclk", 0, 511 RK2928_CLKSEL_CON(1), 0, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, div_aclk_cpu_t), 512 DIV(0, "pclk_cpu_pre", "aclk_cpu_pre", 0, 513 RK2928_CLKSEL_CON(1), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO 514 | CLK_DIVIDER_READ_ONLY), 515 DIV(0, "hclk_cpu_pre", "aclk_cpu_pre", 0, 516 RK2928_CLKSEL_CON(1), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO 517 | CLK_DIVIDER_READ_ONLY), 518 COMPOSITE_NOMUX(0, "hclk_ahb2apb", "hclk_cpu_pre", 0, 519 RK2928_CLKSEL_CON(1), 14, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO 520 | CLK_DIVIDER_READ_ONLY, 521 RK2928_CLKGATE_CON(4), 9, GFLAGS), 522 523 GATE(CORE_L2C, "core_l2c", "aclk_cpu", CLK_IGNORE_UNUSED, 524 RK2928_CLKGATE_CON(9), 4, GFLAGS), 525 526 COMPOSITE(0, "aclk_peri_pre", mux_pll_src_gpll_cpll_p, 0, 527 RK2928_CLKSEL_CON(10), 15, 1, MFLAGS, 0, 5, DFLAGS, 528 RK2928_CLKGATE_CON(2), 0, GFLAGS), 529 530 COMPOSITE(0, "dclk_lcdc0_src", mux_pll_src_cpll_gpll_p, 0, 531 RK2928_CLKSEL_CON(27), 0, 1, MFLAGS, 8, 8, DFLAGS, 532 RK2928_CLKGATE_CON(3), 1, GFLAGS), 533 MUX(DCLK_LCDC0, "dclk_lcdc0", mux_rk3066_lcdc0_p, 0, 534 RK2928_CLKSEL_CON(27), 4, 1, MFLAGS), 535 COMPOSITE(0, "dclk_lcdc1_src", mux_pll_src_cpll_gpll_p, 0, 536 RK2928_CLKSEL_CON(28), 0, 1, MFLAGS, 8, 8, DFLAGS, 537 RK2928_CLKGATE_CON(3), 2, GFLAGS), 538 MUX(DCLK_LCDC1, "dclk_lcdc1", mux_rk3066_lcdc1_p, 0, 539 RK2928_CLKSEL_CON(28), 4, 1, MFLAGS), 540 541 COMPOSITE_NOMUX(0, "cif1_pre", "cif_src", 0, 542 RK2928_CLKSEL_CON(29), 8, 5, DFLAGS, 543 RK2928_CLKGATE_CON(3), 8, GFLAGS), 544 MUX(SCLK_CIF1, "sclk_cif1", mux_sclk_cif1_p, 0, 545 RK2928_CLKSEL_CON(29), 15, 1, MFLAGS), 546 547 GATE(0, "pclkin_cif1", "ext_cif1", 0, 548 RK2928_CLKGATE_CON(3), 4, GFLAGS), 549 550 COMPOSITE(0, "aclk_gpu_src", mux_pll_src_cpll_gpll_p, 0, 551 RK2928_CLKSEL_CON(33), 8, 1, MFLAGS, 0, 5, DFLAGS, 552 RK2928_CLKGATE_CON(3), 13, GFLAGS), 553 GATE(ACLK_GPU, "aclk_gpu", "aclk_gpu_src", 0, 554 RK2928_CLKGATE_CON(5), 15, GFLAGS), 555 556 GATE(SCLK_TIMER2, "timer2", "xin24m", 0, 557 RK2928_CLKGATE_CON(3), 2, GFLAGS), 558 559 COMPOSITE_NOMUX(0, "sclk_tsadc", "xin24m", 0, 560 RK2928_CLKSEL_CON(34), 0, 16, DFLAGS, 561 RK2928_CLKGATE_CON(2), 15, GFLAGS), 562 563 MUX(0, "i2s_src", mux_pll_src_gpll_cpll_p, 0, 564 RK2928_CLKSEL_CON(2), 15, 1, MFLAGS), 565 COMPOSITE_NOMUX(0, "i2s0_pre", "i2s_src", 0, 566 RK2928_CLKSEL_CON(2), 0, 7, DFLAGS, 567 RK2928_CLKGATE_CON(0), 7, GFLAGS), 568 COMPOSITE_FRAC(0, "i2s0_frac", "i2s0_pre", 0, 569 RK2928_CLKSEL_CON(6), 0, 570 RK2928_CLKGATE_CON(0), 8, GFLAGS), 571 MUX(SCLK_I2S0, "sclk_i2s0", mux_sclk_i2s0_p, 0, 572 RK2928_CLKSEL_CON(2), 8, 2, MFLAGS), 573 COMPOSITE_NOMUX(0, "i2s1_pre", "i2s_src", 0, 574 RK2928_CLKSEL_CON(3), 0, 7, DFLAGS, 575 RK2928_CLKGATE_CON(0), 9, GFLAGS), 576 COMPOSITE_FRAC(0, "i2s1_frac", "i2s1_pre", 0, 577 RK2928_CLKSEL_CON(7), 0, 578 RK2928_CLKGATE_CON(0), 10, GFLAGS), 579 MUX(SCLK_I2S1, "sclk_i2s1", mux_sclk_i2s1_p, 0, 580 RK2928_CLKSEL_CON(3), 8, 2, MFLAGS), 581 COMPOSITE_NOMUX(0, "i2s2_pre", "i2s_src", 0, 582 RK2928_CLKSEL_CON(4), 0, 7, DFLAGS, 583 RK2928_CLKGATE_CON(0), 11, GFLAGS), 584 COMPOSITE_FRAC(0, "i2s2_frac", "i2s2_pre", 0, 585 RK2928_CLKSEL_CON(8), 0, 586 RK2928_CLKGATE_CON(0), 12, GFLAGS), 587 MUX(SCLK_I2S2, "sclk_i2s2", mux_sclk_i2s2_p, 0, 588 RK2928_CLKSEL_CON(4), 8, 2, MFLAGS), 589 590 GATE(HCLK_I2S1, "hclk_i2s1", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 3, GFLAGS), 591 GATE(HCLK_I2S2, "hclk_i2s2", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 4, GFLAGS), 592 GATE(0, "hclk_cif1", "hclk_cpu", 0, RK2928_CLKGATE_CON(6), 6, GFLAGS), 593 GATE(0, "hclk_hdmi", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 14, GFLAGS), 594 595 GATE(HCLK_OTG1, "hclk_usbotg1", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 14, GFLAGS), 596 597 GATE(0, "aclk_cif1", "aclk_vio1", 0, RK2928_CLKGATE_CON(6), 7, GFLAGS), 598 599 GATE(PCLK_TIMER1, "pclk_timer1", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 8, GFLAGS), 600 GATE(PCLK_TIMER2, "pclk_timer2", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 9, GFLAGS), 601 GATE(PCLK_GPIO6, "pclk_gpio6", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 15, GFLAGS), 602 GATE(PCLK_UART0, "pclk_uart0", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 0, GFLAGS), 603 GATE(PCLK_UART1, "pclk_uart1", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 1, GFLAGS), 604 605 GATE(PCLK_GPIO4, "pclk_gpio4", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 13, GFLAGS), 606 GATE(PCLK_TSADC, "pclk_tsadc", "pclk_peri", 0, RK2928_CLKGATE_CON(4), 13, GFLAGS), 607 }; 608 609 static struct clk_div_table div_rk3188_aclk_core_t[] = { 610 { .val = 0, .div = 1 }, 611 { .val = 1, .div = 2 }, 612 { .val = 2, .div = 3 }, 613 { .val = 3, .div = 4 }, 614 { .val = 4, .div = 8 }, 615 { /* sentinel */ }, 616 }; 617 618 PNAME(mux_hsicphy_p) = { "sclk_otgphy0", "sclk_otgphy1", 619 "gpll", "cpll" }; 620 621 static struct rockchip_clk_branch rk3188_clk_branches[] __initdata = { 622 COMPOSITE_NOMUX_DIVTBL(0, "aclk_core", "armclk", CLK_IGNORE_UNUSED, 623 RK2928_CLKSEL_CON(1), 3, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, 624 div_rk3188_aclk_core_t, RK2928_CLKGATE_CON(0), 7, GFLAGS), 625 626 /* do not source aclk_cpu_pre from the apll, to keep complexity down */ 627 COMPOSITE_NOGATE(0, "aclk_cpu_pre", mux_aclk_cpu_p, CLK_SET_RATE_NO_REPARENT, 628 RK2928_CLKSEL_CON(0), 5, 1, MFLAGS, 0, 5, DFLAGS), 629 DIV(0, "pclk_cpu_pre", "aclk_cpu_pre", 0, 630 RK2928_CLKSEL_CON(1), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO), 631 DIV(0, "hclk_cpu_pre", "aclk_cpu_pre", 0, 632 RK2928_CLKSEL_CON(1), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO), 633 COMPOSITE_NOMUX(0, "hclk_ahb2apb", "hclk_cpu_pre", 0, 634 RK2928_CLKSEL_CON(1), 14, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO, 635 RK2928_CLKGATE_CON(4), 9, GFLAGS), 636 637 GATE(CORE_L2C, "core_l2c", "armclk", CLK_IGNORE_UNUSED, 638 RK2928_CLKGATE_CON(9), 4, GFLAGS), 639 640 COMPOSITE(0, "aclk_peri_pre", mux_pll_src_cpll_gpll_p, 0, 641 RK2928_CLKSEL_CON(10), 15, 1, MFLAGS, 0, 5, DFLAGS, 642 RK2928_CLKGATE_CON(2), 0, GFLAGS), 643 644 COMPOSITE(DCLK_LCDC0, "dclk_lcdc0", mux_pll_src_cpll_gpll_p, 0, 645 RK2928_CLKSEL_CON(27), 0, 1, MFLAGS, 8, 8, DFLAGS, 646 RK2928_CLKGATE_CON(3), 1, GFLAGS), 647 COMPOSITE(DCLK_LCDC1, "dclk_lcdc1", mux_pll_src_cpll_gpll_p, 0, 648 RK2928_CLKSEL_CON(28), 0, 1, MFLAGS, 8, 8, DFLAGS, 649 RK2928_CLKGATE_CON(3), 2, GFLAGS), 650 651 COMPOSITE(0, "aclk_gpu_src", mux_pll_src_cpll_gpll_p, 0, 652 RK2928_CLKSEL_CON(34), 7, 1, MFLAGS, 0, 5, DFLAGS, 653 RK2928_CLKGATE_CON(3), 15, GFLAGS), 654 GATE(ACLK_GPU, "aclk_gpu", "aclk_gpu_src", 0, 655 RK2928_CLKGATE_CON(9), 7, GFLAGS), 656 657 GATE(SCLK_TIMER2, "timer2", "xin24m", 0, RK2928_CLKGATE_CON(3), 4, GFLAGS), 658 GATE(SCLK_TIMER3, "timer3", "xin24m", 0, RK2928_CLKGATE_CON(1), 2, GFLAGS), 659 GATE(SCLK_TIMER4, "timer4", "xin24m", 0, RK2928_CLKGATE_CON(3), 5, GFLAGS), 660 GATE(SCLK_TIMER5, "timer5", "xin24m", 0, RK2928_CLKGATE_CON(3), 8, GFLAGS), 661 GATE(SCLK_TIMER6, "timer6", "xin24m", 0, RK2928_CLKGATE_CON(3), 14, GFLAGS), 662 663 COMPOSITE_NODIV(0, "sclk_hsicphy_480m", mux_hsicphy_p, 0, 664 RK2928_CLKSEL_CON(30), 0, 2, DFLAGS, 665 RK2928_CLKGATE_CON(3), 6, GFLAGS), 666 DIV(0, "sclk_hsicphy_12m", "sclk_hsicphy_480m", 0, 667 RK2928_CLKSEL_CON(11), 8, 6, DFLAGS), 668 669 MUX(0, "i2s_src", mux_pll_src_gpll_cpll_p, 0, 670 RK2928_CLKSEL_CON(2), 15, 1, MFLAGS), 671 COMPOSITE_NOMUX(0, "i2s0_pre", "i2s_src", 0, 672 RK2928_CLKSEL_CON(3), 0, 7, DFLAGS, 673 RK2928_CLKGATE_CON(0), 9, GFLAGS), 674 COMPOSITE_FRAC(0, "i2s0_frac", "i2s0_pre", 0, 675 RK2928_CLKSEL_CON(7), 0, 676 RK2928_CLKGATE_CON(0), 10, GFLAGS), 677 MUX(SCLK_I2S0, "sclk_i2s0", mux_sclk_i2s0_p, 0, 678 RK2928_CLKSEL_CON(3), 8, 2, MFLAGS), 679 680 GATE(0, "hclk_imem0", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 14, GFLAGS), 681 GATE(0, "hclk_imem1", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 15, GFLAGS), 682 683 GATE(HCLK_OTG1, "hclk_usbotg1", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 3, GFLAGS), 684 GATE(HCLK_HSIC, "hclk_hsic", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 4, GFLAGS), 685 686 GATE(PCLK_TIMER3, "pclk_timer3", "pclk_cpu", 0, RK2928_CLKGATE_CON(7), 9, GFLAGS), 687 688 GATE(PCLK_UART0, "pclk_uart0", "hclk_ahb2apb", 0, RK2928_CLKGATE_CON(8), 0, GFLAGS), 689 GATE(PCLK_UART1, "pclk_uart1", "hclk_ahb2apb", 0, RK2928_CLKGATE_CON(8), 1, GFLAGS), 690 691 GATE(ACLK_GPS, "aclk_gps", "aclk_peri", 0, RK2928_CLKGATE_CON(8), 13, GFLAGS), 692 }; 693 694 static const char *rk3188_critical_clocks[] __initconst = { 695 "aclk_cpu", 696 "aclk_peri", 697 "hclk_peri", 698 }; 699 700 static void __init rk3188_common_clk_init(struct device_node *np) 701 { 702 void __iomem *reg_base; 703 struct clk *clk; 704 705 reg_base = of_iomap(np, 0); 706 if (!reg_base) { 707 pr_err("%s: could not map cru region\n", __func__); 708 return; 709 } 710 711 rockchip_clk_init(np, reg_base, CLK_NR_CLKS); 712 713 /* xin12m is created by an cru-internal divider */ 714 clk = clk_register_fixed_factor(NULL, "xin12m", "xin24m", 0, 1, 2); 715 if (IS_ERR(clk)) 716 pr_warn("%s: could not register clock xin12m: %ld\n", 717 __func__, PTR_ERR(clk)); 718 719 clk = clk_register_fixed_factor(NULL, "usb480m", "xin24m", 0, 20, 1); 720 if (IS_ERR(clk)) 721 pr_warn("%s: could not register clock usb480m: %ld\n", 722 __func__, PTR_ERR(clk)); 723 724 rockchip_clk_register_branches(common_clk_branches, 725 ARRAY_SIZE(common_clk_branches)); 726 rockchip_clk_protect_critical(rk3188_critical_clocks, 727 ARRAY_SIZE(rk3188_critical_clocks)); 728 729 rockchip_register_softrst(np, 9, reg_base + RK2928_SOFTRST_CON(0), 730 ROCKCHIP_SOFTRST_HIWORD_MASK); 731 732 rockchip_register_restart_notifier(RK2928_GLB_SRST_FST); 733 } 734 735 static void __init rk3066a_clk_init(struct device_node *np) 736 { 737 rk3188_common_clk_init(np); 738 rockchip_clk_register_plls(rk3188_pll_clks, 739 ARRAY_SIZE(rk3188_pll_clks), 740 RK3066_GRF_SOC_STATUS); 741 rockchip_clk_register_branches(rk3066a_clk_branches, 742 ARRAY_SIZE(rk3066a_clk_branches)); 743 rockchip_clk_register_armclk(ARMCLK, "armclk", 744 mux_armclk_p, ARRAY_SIZE(mux_armclk_p), 745 &rk3066_cpuclk_data, rk3066_cpuclk_rates, 746 ARRAY_SIZE(rk3066_cpuclk_rates)); 747 } 748 CLK_OF_DECLARE(rk3066a_cru, "rockchip,rk3066a-cru", rk3066a_clk_init); 749 750 static void __init rk3188a_clk_init(struct device_node *np) 751 { 752 struct clk *clk1, *clk2; 753 unsigned long rate; 754 int ret; 755 756 rk3188_common_clk_init(np); 757 rockchip_clk_register_plls(rk3188_pll_clks, 758 ARRAY_SIZE(rk3188_pll_clks), 759 RK3188_GRF_SOC_STATUS); 760 rockchip_clk_register_branches(rk3188_clk_branches, 761 ARRAY_SIZE(rk3188_clk_branches)); 762 rockchip_clk_register_armclk(ARMCLK, "armclk", 763 mux_armclk_p, ARRAY_SIZE(mux_armclk_p), 764 &rk3188_cpuclk_data, rk3188_cpuclk_rates, 765 ARRAY_SIZE(rk3188_cpuclk_rates)); 766 767 /* reparent aclk_cpu_pre from apll */ 768 clk1 = __clk_lookup("aclk_cpu_pre"); 769 clk2 = __clk_lookup("gpll"); 770 if (clk1 && clk2) { 771 rate = clk_get_rate(clk1); 772 773 ret = clk_set_parent(clk1, clk2); 774 if (ret < 0) 775 pr_warn("%s: could not reparent aclk_cpu_pre to gpll\n", 776 __func__); 777 778 clk_set_rate(clk1, rate); 779 } else { 780 pr_warn("%s: missing clocks to reparent aclk_cpu_pre to gpll\n", 781 __func__); 782 } 783 } 784 CLK_OF_DECLARE(rk3188a_cru, "rockchip,rk3188a-cru", rk3188a_clk_init); 785 786 static void __init rk3188_clk_init(struct device_node *np) 787 { 788 int i; 789 790 for (i = 0; i < ARRAY_SIZE(rk3188_pll_clks); i++) { 791 struct rockchip_pll_clock *pll = &rk3188_pll_clks[i]; 792 struct rockchip_pll_rate_table *rate; 793 794 if (!pll->rate_table) 795 continue; 796 797 rate = pll->rate_table; 798 while (rate->rate > 0) { 799 rate->bwadj = 0; 800 rate++; 801 } 802 } 803 804 rk3188a_clk_init(np); 805 } 806 CLK_OF_DECLARE(rk3188_cru, "rockchip,rk3188-cru", rk3188_clk_init); 807