1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Copyright (c) 2014 MundoReader S.L. 4 * Author: Heiko Stuebner <heiko@sntech.de> 5 */ 6 7 #include <linux/clk-provider.h> 8 #include <linux/io.h> 9 #include <linux/of.h> 10 #include <linux/of_address.h> 11 #include <linux/syscore_ops.h> 12 #include <dt-bindings/clock/rk3288-cru.h> 13 #include "clk.h" 14 15 #define RK3288_GRF_SOC_CON(x) (0x244 + x * 4) 16 #define RK3288_GRF_SOC_STATUS1 0x284 17 18 enum rk3288_variant { 19 RK3288_CRU, 20 RK3288W_CRU, 21 }; 22 23 enum rk3288_plls { 24 apll, dpll, cpll, gpll, npll, 25 }; 26 27 static struct rockchip_pll_rate_table rk3288_pll_rates[] = { 28 RK3066_PLL_RATE(2208000000, 1, 92, 1), 29 RK3066_PLL_RATE(2184000000, 1, 91, 1), 30 RK3066_PLL_RATE(2160000000, 1, 90, 1), 31 RK3066_PLL_RATE(2136000000, 1, 89, 1), 32 RK3066_PLL_RATE(2112000000, 1, 88, 1), 33 RK3066_PLL_RATE(2088000000, 1, 87, 1), 34 RK3066_PLL_RATE(2064000000, 1, 86, 1), 35 RK3066_PLL_RATE(2040000000, 1, 85, 1), 36 RK3066_PLL_RATE(2016000000, 1, 84, 1), 37 RK3066_PLL_RATE(1992000000, 1, 83, 1), 38 RK3066_PLL_RATE(1968000000, 1, 82, 1), 39 RK3066_PLL_RATE(1944000000, 1, 81, 1), 40 RK3066_PLL_RATE(1920000000, 1, 80, 1), 41 RK3066_PLL_RATE(1896000000, 1, 79, 1), 42 RK3066_PLL_RATE(1872000000, 1, 78, 1), 43 RK3066_PLL_RATE(1848000000, 1, 77, 1), 44 RK3066_PLL_RATE(1824000000, 1, 76, 1), 45 RK3066_PLL_RATE(1800000000, 1, 75, 1), 46 RK3066_PLL_RATE(1776000000, 1, 74, 1), 47 RK3066_PLL_RATE(1752000000, 1, 73, 1), 48 RK3066_PLL_RATE(1728000000, 1, 72, 1), 49 RK3066_PLL_RATE(1704000000, 1, 71, 1), 50 RK3066_PLL_RATE(1680000000, 1, 70, 1), 51 RK3066_PLL_RATE(1656000000, 1, 69, 1), 52 RK3066_PLL_RATE(1632000000, 1, 68, 1), 53 RK3066_PLL_RATE(1608000000, 1, 67, 1), 54 RK3066_PLL_RATE(1560000000, 1, 65, 1), 55 RK3066_PLL_RATE(1512000000, 1, 63, 1), 56 RK3066_PLL_RATE(1488000000, 1, 62, 1), 57 RK3066_PLL_RATE(1464000000, 1, 61, 1), 58 RK3066_PLL_RATE(1440000000, 1, 60, 1), 59 RK3066_PLL_RATE(1416000000, 1, 59, 1), 60 RK3066_PLL_RATE(1392000000, 1, 58, 1), 61 RK3066_PLL_RATE(1368000000, 1, 57, 1), 62 RK3066_PLL_RATE(1344000000, 1, 56, 1), 63 RK3066_PLL_RATE(1320000000, 1, 55, 1), 64 RK3066_PLL_RATE(1296000000, 1, 54, 1), 65 RK3066_PLL_RATE(1272000000, 1, 53, 1), 66 RK3066_PLL_RATE(1248000000, 1, 52, 1), 67 RK3066_PLL_RATE(1224000000, 1, 51, 1), 68 RK3066_PLL_RATE(1200000000, 1, 50, 1), 69 RK3066_PLL_RATE(1188000000, 2, 99, 1), 70 RK3066_PLL_RATE(1176000000, 1, 49, 1), 71 RK3066_PLL_RATE(1128000000, 1, 47, 1), 72 RK3066_PLL_RATE(1104000000, 1, 46, 1), 73 RK3066_PLL_RATE(1008000000, 1, 84, 2), 74 RK3066_PLL_RATE( 912000000, 1, 76, 2), 75 RK3066_PLL_RATE( 891000000, 8, 594, 2), 76 RK3066_PLL_RATE( 888000000, 1, 74, 2), 77 RK3066_PLL_RATE( 816000000, 1, 68, 2), 78 RK3066_PLL_RATE( 798000000, 2, 133, 2), 79 RK3066_PLL_RATE( 792000000, 1, 66, 2), 80 RK3066_PLL_RATE( 768000000, 1, 64, 2), 81 RK3066_PLL_RATE( 742500000, 8, 495, 2), 82 RK3066_PLL_RATE( 696000000, 1, 58, 2), 83 RK3066_PLL_RATE_NB(621000000, 1, 207, 8, 1), 84 RK3066_PLL_RATE( 600000000, 1, 50, 2), 85 RK3066_PLL_RATE_NB(594000000, 1, 198, 8, 1), 86 RK3066_PLL_RATE( 552000000, 1, 46, 2), 87 RK3066_PLL_RATE( 504000000, 1, 84, 4), 88 RK3066_PLL_RATE( 500000000, 3, 125, 2), 89 RK3066_PLL_RATE( 456000000, 1, 76, 4), 90 RK3066_PLL_RATE( 428000000, 1, 107, 6), 91 RK3066_PLL_RATE( 408000000, 1, 68, 4), 92 RK3066_PLL_RATE( 400000000, 3, 100, 2), 93 RK3066_PLL_RATE_NB( 394000000, 1, 197, 12, 1), 94 RK3066_PLL_RATE( 384000000, 2, 128, 4), 95 RK3066_PLL_RATE( 360000000, 1, 60, 4), 96 RK3066_PLL_RATE_NB( 356000000, 1, 178, 12, 1), 97 RK3066_PLL_RATE_NB( 324000000, 1, 189, 14, 1), 98 RK3066_PLL_RATE( 312000000, 1, 52, 4), 99 RK3066_PLL_RATE_NB( 308000000, 1, 154, 12, 1), 100 RK3066_PLL_RATE_NB( 303000000, 1, 202, 16, 1), 101 RK3066_PLL_RATE( 300000000, 1, 75, 6), 102 RK3066_PLL_RATE_NB( 297750000, 2, 397, 16, 1), 103 RK3066_PLL_RATE_NB( 293250000, 2, 391, 16, 1), 104 RK3066_PLL_RATE_NB( 292500000, 1, 195, 16, 1), 105 RK3066_PLL_RATE( 273600000, 1, 114, 10), 106 RK3066_PLL_RATE_NB( 273000000, 1, 182, 16, 1), 107 RK3066_PLL_RATE_NB( 270000000, 1, 180, 16, 1), 108 RK3066_PLL_RATE_NB( 266250000, 2, 355, 16, 1), 109 RK3066_PLL_RATE_NB( 256500000, 1, 171, 16, 1), 110 RK3066_PLL_RATE( 252000000, 1, 84, 8), 111 RK3066_PLL_RATE_NB( 250500000, 1, 167, 16, 1), 112 RK3066_PLL_RATE_NB( 243428571, 1, 142, 14, 1), 113 RK3066_PLL_RATE( 238000000, 1, 119, 12), 114 RK3066_PLL_RATE_NB( 219750000, 2, 293, 16, 1), 115 RK3066_PLL_RATE_NB( 216000000, 1, 144, 16, 1), 116 RK3066_PLL_RATE_NB( 213000000, 1, 142, 16, 1), 117 RK3066_PLL_RATE( 195428571, 1, 114, 14), 118 RK3066_PLL_RATE( 160000000, 1, 80, 12), 119 RK3066_PLL_RATE( 157500000, 1, 105, 16), 120 RK3066_PLL_RATE( 126000000, 1, 84, 16), 121 { /* sentinel */ }, 122 }; 123 124 #define RK3288_DIV_ACLK_CORE_M0_MASK 0xf 125 #define RK3288_DIV_ACLK_CORE_M0_SHIFT 0 126 #define RK3288_DIV_ACLK_CORE_MP_MASK 0xf 127 #define RK3288_DIV_ACLK_CORE_MP_SHIFT 4 128 #define RK3288_DIV_L2RAM_MASK 0x7 129 #define RK3288_DIV_L2RAM_SHIFT 0 130 #define RK3288_DIV_ATCLK_MASK 0x1f 131 #define RK3288_DIV_ATCLK_SHIFT 4 132 #define RK3288_DIV_PCLK_DBGPRE_MASK 0x1f 133 #define RK3288_DIV_PCLK_DBGPRE_SHIFT 9 134 135 #define RK3288_CLKSEL0(_core_m0, _core_mp) \ 136 { \ 137 .reg = RK3288_CLKSEL_CON(0), \ 138 .val = HIWORD_UPDATE(_core_m0, RK3288_DIV_ACLK_CORE_M0_MASK, \ 139 RK3288_DIV_ACLK_CORE_M0_SHIFT) | \ 140 HIWORD_UPDATE(_core_mp, RK3288_DIV_ACLK_CORE_MP_MASK, \ 141 RK3288_DIV_ACLK_CORE_MP_SHIFT), \ 142 } 143 #define RK3288_CLKSEL37(_l2ram, _atclk, _pclk_dbg_pre) \ 144 { \ 145 .reg = RK3288_CLKSEL_CON(37), \ 146 .val = HIWORD_UPDATE(_l2ram, RK3288_DIV_L2RAM_MASK, \ 147 RK3288_DIV_L2RAM_SHIFT) | \ 148 HIWORD_UPDATE(_atclk, RK3288_DIV_ATCLK_MASK, \ 149 RK3288_DIV_ATCLK_SHIFT) | \ 150 HIWORD_UPDATE(_pclk_dbg_pre, \ 151 RK3288_DIV_PCLK_DBGPRE_MASK, \ 152 RK3288_DIV_PCLK_DBGPRE_SHIFT), \ 153 } 154 155 #define RK3288_CPUCLK_RATE(_prate, _core_m0, _core_mp, _l2ram, _atclk, _pdbg) \ 156 { \ 157 .prate = _prate, \ 158 .divs = { \ 159 RK3288_CLKSEL0(_core_m0, _core_mp), \ 160 RK3288_CLKSEL37(_l2ram, _atclk, _pdbg), \ 161 }, \ 162 } 163 164 static struct rockchip_cpuclk_rate_table rk3288_cpuclk_rates[] __initdata = { 165 RK3288_CPUCLK_RATE(1800000000, 1, 3, 1, 3, 3), 166 RK3288_CPUCLK_RATE(1704000000, 1, 3, 1, 3, 3), 167 RK3288_CPUCLK_RATE(1608000000, 1, 3, 1, 3, 3), 168 RK3288_CPUCLK_RATE(1512000000, 1, 3, 1, 3, 3), 169 RK3288_CPUCLK_RATE(1416000000, 1, 3, 1, 3, 3), 170 RK3288_CPUCLK_RATE(1200000000, 1, 3, 1, 3, 3), 171 RK3288_CPUCLK_RATE(1008000000, 1, 3, 1, 3, 3), 172 RK3288_CPUCLK_RATE( 816000000, 1, 3, 1, 3, 3), 173 RK3288_CPUCLK_RATE( 696000000, 1, 3, 1, 3, 3), 174 RK3288_CPUCLK_RATE( 600000000, 1, 3, 1, 3, 3), 175 RK3288_CPUCLK_RATE( 408000000, 1, 3, 1, 3, 3), 176 RK3288_CPUCLK_RATE( 312000000, 1, 3, 1, 3, 3), 177 RK3288_CPUCLK_RATE( 216000000, 1, 3, 1, 3, 3), 178 RK3288_CPUCLK_RATE( 126000000, 1, 3, 1, 3, 3), 179 }; 180 181 static const struct rockchip_cpuclk_reg_data rk3288_cpuclk_data = { 182 .core_reg[0] = RK3288_CLKSEL_CON(0), 183 .div_core_shift[0] = 8, 184 .div_core_mask[0] = 0x1f, 185 .num_cores = 1, 186 .mux_core_alt = 1, 187 .mux_core_main = 0, 188 .mux_core_shift = 15, 189 .mux_core_mask = 0x1, 190 }; 191 192 PNAME(mux_pll_p) = { "xin24m", "xin32k" }; 193 PNAME(mux_armclk_p) = { "apll_core", "gpll_core" }; 194 PNAME(mux_ddrphy_p) = { "dpll_ddr", "gpll_ddr" }; 195 PNAME(mux_aclk_cpu_src_p) = { "cpll_aclk_cpu", "gpll_aclk_cpu" }; 196 197 PNAME(mux_pll_src_cpll_gpll_p) = { "cpll", "gpll" }; 198 PNAME(mux_pll_src_npll_cpll_gpll_p) = { "npll", "cpll", "gpll" }; 199 PNAME(mux_pll_src_cpll_gpll_npll_p) = { "cpll", "gpll", "npll" }; 200 PNAME(mux_pll_src_cpll_gpll_usb480m_p) = { "cpll", "gpll", "unstable:usbphy480m_src" }; 201 PNAME(mux_pll_src_cpll_gll_usb_npll_p) = { "cpll", "gpll", "unstable:usbphy480m_src", "npll" }; 202 203 PNAME(mux_mmc_src_p) = { "cpll", "gpll", "xin24m", "xin24m" }; 204 PNAME(mux_i2s_pre_p) = { "i2s_src", "i2s_frac", "ext_i2s", "xin12m" }; 205 PNAME(mux_i2s_clkout_p) = { "i2s_pre", "xin12m" }; 206 PNAME(mux_spdif_p) = { "spdif_pre", "spdif_frac", "xin12m" }; 207 PNAME(mux_spdif_8ch_p) = { "spdif_8ch_pre", "spdif_8ch_frac", "xin12m" }; 208 PNAME(mux_uart0_p) = { "uart0_src", "uart0_frac", "xin24m" }; 209 PNAME(mux_uart1_p) = { "uart1_src", "uart1_frac", "xin24m" }; 210 PNAME(mux_uart2_p) = { "uart2_src", "uart2_frac", "xin24m" }; 211 PNAME(mux_uart3_p) = { "uart3_src", "uart3_frac", "xin24m" }; 212 PNAME(mux_uart4_p) = { "uart4_src", "uart4_frac", "xin24m" }; 213 PNAME(mux_vip_out_p) = { "vip_src", "xin24m" }; 214 PNAME(mux_mac_p) = { "mac_pll_src", "ext_gmac" }; 215 PNAME(mux_hsadcout_p) = { "hsadc_src", "ext_hsadc" }; 216 PNAME(mux_edp_24m_p) = { "ext_edp_24m", "xin24m" }; 217 PNAME(mux_tspout_p) = { "cpll", "gpll", "npll", "xin27m" }; 218 219 PNAME(mux_aclk_vcodec_pre_p) = { "aclk_vdpu", "aclk_vepu" }; 220 PNAME(mux_usbphy480m_p) = { "sclk_otgphy1_480m", "sclk_otgphy2_480m", 221 "sclk_otgphy0_480m" }; 222 PNAME(mux_hsicphy480m_p) = { "cpll", "gpll", "usbphy480m_src" }; 223 PNAME(mux_hsicphy12m_p) = { "hsicphy12m_xin12m", "hsicphy12m_usbphy" }; 224 225 static struct rockchip_pll_clock rk3288_pll_clks[] __initdata = { 226 [apll] = PLL(pll_rk3066, PLL_APLL, "apll", mux_pll_p, 0, RK3288_PLL_CON(0), 227 RK3288_MODE_CON, 0, 6, 0, rk3288_pll_rates), 228 [dpll] = PLL(pll_rk3066, PLL_DPLL, "dpll", mux_pll_p, 0, RK3288_PLL_CON(4), 229 RK3288_MODE_CON, 4, 5, 0, NULL), 230 [cpll] = PLL(pll_rk3066, PLL_CPLL, "cpll", mux_pll_p, 0, RK3288_PLL_CON(8), 231 RK3288_MODE_CON, 8, 7, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates), 232 [gpll] = PLL(pll_rk3066, PLL_GPLL, "gpll", mux_pll_p, 0, RK3288_PLL_CON(12), 233 RK3288_MODE_CON, 12, 8, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates), 234 [npll] = PLL(pll_rk3066, PLL_NPLL, "npll", mux_pll_p, 0, RK3288_PLL_CON(16), 235 RK3288_MODE_CON, 14, 9, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates), 236 }; 237 238 static struct clk_div_table div_hclk_cpu_t[] = { 239 { .val = 0, .div = 1 }, 240 { .val = 1, .div = 2 }, 241 { .val = 3, .div = 4 }, 242 { /* sentinel */}, 243 }; 244 245 #define MFLAGS CLK_MUX_HIWORD_MASK 246 #define DFLAGS CLK_DIVIDER_HIWORD_MASK 247 #define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE) 248 #define IFLAGS ROCKCHIP_INVERTER_HIWORD_MASK 249 250 static struct rockchip_clk_branch rk3288_i2s_fracmux __initdata = 251 MUX(0, "i2s_pre", mux_i2s_pre_p, CLK_SET_RATE_PARENT, 252 RK3288_CLKSEL_CON(4), 8, 2, MFLAGS); 253 254 static struct rockchip_clk_branch rk3288_spdif_fracmux __initdata = 255 MUX(0, "spdif_mux", mux_spdif_p, CLK_SET_RATE_PARENT, 256 RK3288_CLKSEL_CON(5), 8, 2, MFLAGS); 257 258 static struct rockchip_clk_branch rk3288_spdif_8ch_fracmux __initdata = 259 MUX(0, "spdif_8ch_mux", mux_spdif_8ch_p, CLK_SET_RATE_PARENT, 260 RK3288_CLKSEL_CON(40), 8, 2, MFLAGS); 261 262 static struct rockchip_clk_branch rk3288_uart0_fracmux __initdata = 263 MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT, 264 RK3288_CLKSEL_CON(13), 8, 2, MFLAGS); 265 266 static struct rockchip_clk_branch rk3288_uart1_fracmux __initdata = 267 MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT, 268 RK3288_CLKSEL_CON(14), 8, 2, MFLAGS); 269 270 static struct rockchip_clk_branch rk3288_uart2_fracmux __initdata = 271 MUX(SCLK_UART2, "sclk_uart2", mux_uart2_p, CLK_SET_RATE_PARENT, 272 RK3288_CLKSEL_CON(15), 8, 2, MFLAGS); 273 274 static struct rockchip_clk_branch rk3288_uart3_fracmux __initdata = 275 MUX(SCLK_UART3, "sclk_uart3", mux_uart3_p, CLK_SET_RATE_PARENT, 276 RK3288_CLKSEL_CON(16), 8, 2, MFLAGS); 277 278 static struct rockchip_clk_branch rk3288_uart4_fracmux __initdata = 279 MUX(SCLK_UART4, "sclk_uart4", mux_uart4_p, CLK_SET_RATE_PARENT, 280 RK3288_CLKSEL_CON(3), 8, 2, MFLAGS); 281 282 static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = { 283 /* 284 * Clock-Architecture Diagram 1 285 */ 286 287 GATE(0, "apll_core", "apll", CLK_IGNORE_UNUSED, 288 RK3288_CLKGATE_CON(0), 1, GFLAGS), 289 GATE(0, "gpll_core", "gpll", CLK_IGNORE_UNUSED, 290 RK3288_CLKGATE_CON(0), 2, GFLAGS), 291 292 COMPOSITE_NOMUX(0, "armcore0", "armclk", CLK_IGNORE_UNUSED, 293 RK3288_CLKSEL_CON(36), 0, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, 294 RK3288_CLKGATE_CON(12), 0, GFLAGS), 295 COMPOSITE_NOMUX(0, "armcore1", "armclk", CLK_IGNORE_UNUSED, 296 RK3288_CLKSEL_CON(36), 4, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, 297 RK3288_CLKGATE_CON(12), 1, GFLAGS), 298 COMPOSITE_NOMUX(0, "armcore2", "armclk", CLK_IGNORE_UNUSED, 299 RK3288_CLKSEL_CON(36), 8, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, 300 RK3288_CLKGATE_CON(12), 2, GFLAGS), 301 COMPOSITE_NOMUX(0, "armcore3", "armclk", CLK_IGNORE_UNUSED, 302 RK3288_CLKSEL_CON(36), 12, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, 303 RK3288_CLKGATE_CON(12), 3, GFLAGS), 304 COMPOSITE_NOMUX(0, "l2ram", "armclk", CLK_IGNORE_UNUSED, 305 RK3288_CLKSEL_CON(37), 0, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, 306 RK3288_CLKGATE_CON(12), 4, GFLAGS), 307 COMPOSITE_NOMUX(0, "aclk_core_m0", "armclk", CLK_IGNORE_UNUSED, 308 RK3288_CLKSEL_CON(0), 0, 4, DFLAGS | CLK_DIVIDER_READ_ONLY, 309 RK3288_CLKGATE_CON(12), 5, GFLAGS), 310 COMPOSITE_NOMUX(0, "aclk_core_mp", "armclk", CLK_IGNORE_UNUSED, 311 RK3288_CLKSEL_CON(0), 4, 4, DFLAGS | CLK_DIVIDER_READ_ONLY, 312 RK3288_CLKGATE_CON(12), 6, GFLAGS), 313 COMPOSITE_NOMUX(0, "atclk", "armclk", 0, 314 RK3288_CLKSEL_CON(37), 4, 5, DFLAGS | CLK_DIVIDER_READ_ONLY, 315 RK3288_CLKGATE_CON(12), 7, GFLAGS), 316 COMPOSITE_NOMUX(0, "pclk_dbg_pre", "armclk", CLK_IGNORE_UNUSED, 317 RK3288_CLKSEL_CON(37), 9, 5, DFLAGS | CLK_DIVIDER_READ_ONLY, 318 RK3288_CLKGATE_CON(12), 8, GFLAGS), 319 GATE(0, "pclk_dbg", "pclk_dbg_pre", 0, 320 RK3288_CLKGATE_CON(12), 9, GFLAGS), 321 GATE(0, "cs_dbg", "pclk_dbg_pre", CLK_IGNORE_UNUSED, 322 RK3288_CLKGATE_CON(12), 10, GFLAGS), 323 GATE(0, "pclk_core_niu", "pclk_dbg_pre", 0, 324 RK3288_CLKGATE_CON(12), 11, GFLAGS), 325 326 GATE(0, "dpll_ddr", "dpll", CLK_IGNORE_UNUSED, 327 RK3288_CLKGATE_CON(0), 8, GFLAGS), 328 GATE(0, "gpll_ddr", "gpll", 0, 329 RK3288_CLKGATE_CON(0), 9, GFLAGS), 330 COMPOSITE_NOGATE(0, "ddrphy", mux_ddrphy_p, CLK_IGNORE_UNUSED, 331 RK3288_CLKSEL_CON(26), 2, 1, MFLAGS, 0, 2, 332 DFLAGS | CLK_DIVIDER_POWER_OF_TWO), 333 334 GATE(0, "gpll_aclk_cpu", "gpll", CLK_IGNORE_UNUSED, 335 RK3288_CLKGATE_CON(0), 10, GFLAGS), 336 GATE(0, "cpll_aclk_cpu", "cpll", CLK_IGNORE_UNUSED, 337 RK3288_CLKGATE_CON(0), 11, GFLAGS), 338 COMPOSITE_NOGATE(0, "aclk_cpu_src", mux_aclk_cpu_src_p, CLK_IGNORE_UNUSED, 339 RK3288_CLKSEL_CON(1), 15, 1, MFLAGS, 3, 5, DFLAGS), 340 DIV(0, "aclk_cpu_pre", "aclk_cpu_src", CLK_SET_RATE_PARENT, 341 RK3288_CLKSEL_CON(1), 0, 3, DFLAGS), 342 GATE(ACLK_CPU, "aclk_cpu", "aclk_cpu_pre", CLK_IGNORE_UNUSED, 343 RK3288_CLKGATE_CON(0), 3, GFLAGS), 344 COMPOSITE_NOMUX(PCLK_CPU, "pclk_cpu", "aclk_cpu_pre", CLK_IGNORE_UNUSED, 345 RK3288_CLKSEL_CON(1), 12, 3, DFLAGS, 346 RK3288_CLKGATE_CON(0), 5, GFLAGS), 347 COMPOSITE_NOMUX_DIVTBL(HCLK_CPU, "hclk_cpu", "aclk_cpu_pre", CLK_IGNORE_UNUSED, 348 RK3288_CLKSEL_CON(1), 8, 2, DFLAGS, div_hclk_cpu_t, 349 RK3288_CLKGATE_CON(0), 4, GFLAGS), 350 GATE(0, "c2c_host", "aclk_cpu_src", 0, 351 RK3288_CLKGATE_CON(13), 8, GFLAGS), 352 COMPOSITE_NOMUX(SCLK_CRYPTO, "crypto", "aclk_cpu_pre", 0, 353 RK3288_CLKSEL_CON(26), 6, 2, DFLAGS, 354 RK3288_CLKGATE_CON(5), 4, GFLAGS), 355 GATE(0, "aclk_bus_2pmu", "aclk_cpu_pre", CLK_IGNORE_UNUSED, 356 RK3288_CLKGATE_CON(0), 7, GFLAGS), 357 358 FACTOR(0, "xin12m", "xin24m", 0, 1, 2), 359 360 COMPOSITE(0, "i2s_src", mux_pll_src_cpll_gpll_p, 0, 361 RK3288_CLKSEL_CON(4), 15, 1, MFLAGS, 0, 7, DFLAGS, 362 RK3288_CLKGATE_CON(4), 1, GFLAGS), 363 COMPOSITE_FRACMUX(0, "i2s_frac", "i2s_src", CLK_SET_RATE_PARENT, 364 RK3288_CLKSEL_CON(8), 0, 365 RK3288_CLKGATE_CON(4), 2, GFLAGS, 366 &rk3288_i2s_fracmux), 367 COMPOSITE_NODIV(SCLK_I2S0_OUT, "i2s0_clkout", mux_i2s_clkout_p, 0, 368 RK3288_CLKSEL_CON(4), 12, 1, MFLAGS, 369 RK3288_CLKGATE_CON(4), 0, GFLAGS), 370 GATE(SCLK_I2S0, "sclk_i2s0", "i2s_pre", CLK_SET_RATE_PARENT, 371 RK3288_CLKGATE_CON(4), 3, GFLAGS), 372 373 MUX(0, "spdif_src", mux_pll_src_cpll_gpll_p, 0, 374 RK3288_CLKSEL_CON(5), 15, 1, MFLAGS), 375 COMPOSITE_NOMUX(0, "spdif_pre", "spdif_src", CLK_SET_RATE_PARENT, 376 RK3288_CLKSEL_CON(5), 0, 7, DFLAGS, 377 RK3288_CLKGATE_CON(4), 4, GFLAGS), 378 COMPOSITE_FRACMUX(0, "spdif_frac", "spdif_src", CLK_SET_RATE_PARENT, 379 RK3288_CLKSEL_CON(9), 0, 380 RK3288_CLKGATE_CON(4), 5, GFLAGS, 381 &rk3288_spdif_fracmux), 382 GATE(SCLK_SPDIF, "sclk_spdif", "spdif_mux", CLK_SET_RATE_PARENT, 383 RK3288_CLKGATE_CON(4), 6, GFLAGS), 384 COMPOSITE_NOMUX(0, "spdif_8ch_pre", "spdif_src", CLK_SET_RATE_PARENT, 385 RK3288_CLKSEL_CON(40), 0, 7, DFLAGS, 386 RK3288_CLKGATE_CON(4), 7, GFLAGS), 387 COMPOSITE_FRACMUX(0, "spdif_8ch_frac", "spdif_8ch_pre", CLK_SET_RATE_PARENT, 388 RK3288_CLKSEL_CON(41), 0, 389 RK3288_CLKGATE_CON(4), 8, GFLAGS, 390 &rk3288_spdif_8ch_fracmux), 391 GATE(SCLK_SPDIF8CH, "sclk_spdif_8ch", "spdif_8ch_mux", CLK_SET_RATE_PARENT, 392 RK3288_CLKGATE_CON(4), 9, GFLAGS), 393 394 GATE(0, "sclk_acc_efuse", "xin24m", 0, 395 RK3288_CLKGATE_CON(0), 12, GFLAGS), 396 397 GATE(SCLK_TIMER0, "sclk_timer0", "xin24m", 0, 398 RK3288_CLKGATE_CON(1), 0, GFLAGS), 399 GATE(SCLK_TIMER1, "sclk_timer1", "xin24m", 0, 400 RK3288_CLKGATE_CON(1), 1, GFLAGS), 401 GATE(SCLK_TIMER2, "sclk_timer2", "xin24m", 0, 402 RK3288_CLKGATE_CON(1), 2, GFLAGS), 403 GATE(SCLK_TIMER3, "sclk_timer3", "xin24m", 0, 404 RK3288_CLKGATE_CON(1), 3, GFLAGS), 405 GATE(SCLK_TIMER4, "sclk_timer4", "xin24m", 0, 406 RK3288_CLKGATE_CON(1), 4, GFLAGS), 407 GATE(SCLK_TIMER5, "sclk_timer5", "xin24m", 0, 408 RK3288_CLKGATE_CON(1), 5, GFLAGS), 409 410 /* 411 * Clock-Architecture Diagram 2 412 */ 413 414 COMPOSITE(0, "aclk_vepu", mux_pll_src_cpll_gpll_usb480m_p, 0, 415 RK3288_CLKSEL_CON(32), 6, 2, MFLAGS, 0, 5, DFLAGS, 416 RK3288_CLKGATE_CON(3), 9, GFLAGS), 417 COMPOSITE(0, "aclk_vdpu", mux_pll_src_cpll_gpll_usb480m_p, 0, 418 RK3288_CLKSEL_CON(32), 14, 2, MFLAGS, 8, 5, DFLAGS, 419 RK3288_CLKGATE_CON(3), 11, GFLAGS), 420 MUXGRF(0, "aclk_vcodec_pre", mux_aclk_vcodec_pre_p, CLK_SET_RATE_PARENT, 421 RK3288_GRF_SOC_CON(0), 7, 1, MFLAGS), 422 GATE(ACLK_VCODEC, "aclk_vcodec", "aclk_vcodec_pre", 0, 423 RK3288_CLKGATE_CON(9), 0, GFLAGS), 424 425 FACTOR_GATE(0, "hclk_vcodec_pre", "aclk_vcodec_pre", 0, 1, 4, 426 RK3288_CLKGATE_CON(3), 10, GFLAGS), 427 428 GATE(HCLK_VCODEC, "hclk_vcodec", "hclk_vcodec_pre", 0, 429 RK3288_CLKGATE_CON(9), 1, GFLAGS), 430 431 COMPOSITE(0, "aclk_vio0", mux_pll_src_cpll_gpll_usb480m_p, CLK_IGNORE_UNUSED, 432 RK3288_CLKSEL_CON(31), 6, 2, MFLAGS, 0, 5, DFLAGS, 433 RK3288_CLKGATE_CON(3), 0, GFLAGS), 434 COMPOSITE(0, "aclk_vio1", mux_pll_src_cpll_gpll_usb480m_p, CLK_IGNORE_UNUSED, 435 RK3288_CLKSEL_CON(31), 14, 2, MFLAGS, 8, 5, DFLAGS, 436 RK3288_CLKGATE_CON(3), 2, GFLAGS), 437 438 COMPOSITE(0, "aclk_rga_pre", mux_pll_src_cpll_gpll_usb480m_p, 0, 439 RK3288_CLKSEL_CON(30), 6, 2, MFLAGS, 0, 5, DFLAGS, 440 RK3288_CLKGATE_CON(3), 5, GFLAGS), 441 COMPOSITE(SCLK_RGA, "sclk_rga", mux_pll_src_cpll_gpll_usb480m_p, 0, 442 RK3288_CLKSEL_CON(30), 14, 2, MFLAGS, 8, 5, DFLAGS, 443 RK3288_CLKGATE_CON(3), 4, GFLAGS), 444 445 COMPOSITE(DCLK_VOP0, "dclk_vop0", mux_pll_src_cpll_gpll_npll_p, 0, 446 RK3288_CLKSEL_CON(27), 0, 2, MFLAGS, 8, 8, DFLAGS, 447 RK3288_CLKGATE_CON(3), 1, GFLAGS), 448 COMPOSITE(DCLK_VOP1, "dclk_vop1", mux_pll_src_cpll_gpll_npll_p, 0, 449 RK3288_CLKSEL_CON(29), 6, 2, MFLAGS, 8, 8, DFLAGS, 450 RK3288_CLKGATE_CON(3), 3, GFLAGS), 451 452 COMPOSITE_NODIV(SCLK_EDP_24M, "sclk_edp_24m", mux_edp_24m_p, 0, 453 RK3288_CLKSEL_CON(28), 15, 1, MFLAGS, 454 RK3288_CLKGATE_CON(3), 12, GFLAGS), 455 COMPOSITE(SCLK_EDP, "sclk_edp", mux_pll_src_cpll_gpll_npll_p, 0, 456 RK3288_CLKSEL_CON(28), 6, 2, MFLAGS, 0, 6, DFLAGS, 457 RK3288_CLKGATE_CON(3), 13, GFLAGS), 458 459 COMPOSITE(SCLK_ISP, "sclk_isp", mux_pll_src_cpll_gpll_npll_p, 0, 460 RK3288_CLKSEL_CON(6), 6, 2, MFLAGS, 0, 6, DFLAGS, 461 RK3288_CLKGATE_CON(3), 14, GFLAGS), 462 COMPOSITE(SCLK_ISP_JPE, "sclk_isp_jpe", mux_pll_src_cpll_gpll_npll_p, 0, 463 RK3288_CLKSEL_CON(6), 14, 2, MFLAGS, 8, 6, DFLAGS, 464 RK3288_CLKGATE_CON(3), 15, GFLAGS), 465 466 GATE(SCLK_HDMI_HDCP, "sclk_hdmi_hdcp", "xin24m", 0, 467 RK3288_CLKGATE_CON(5), 12, GFLAGS), 468 GATE(SCLK_HDMI_CEC, "sclk_hdmi_cec", "xin32k", 0, 469 RK3288_CLKGATE_CON(5), 11, GFLAGS), 470 471 COMPOSITE(ACLK_HEVC, "aclk_hevc", mux_pll_src_cpll_gpll_npll_p, 0, 472 RK3288_CLKSEL_CON(39), 14, 2, MFLAGS, 8, 5, DFLAGS, 473 RK3288_CLKGATE_CON(13), 13, GFLAGS), 474 DIV(HCLK_HEVC, "hclk_hevc", "aclk_hevc", 0, 475 RK3288_CLKSEL_CON(40), 12, 2, DFLAGS), 476 477 COMPOSITE(SCLK_HEVC_CABAC, "sclk_hevc_cabac", mux_pll_src_cpll_gpll_npll_p, 0, 478 RK3288_CLKSEL_CON(42), 6, 2, MFLAGS, 0, 5, DFLAGS, 479 RK3288_CLKGATE_CON(13), 14, GFLAGS), 480 COMPOSITE(SCLK_HEVC_CORE, "sclk_hevc_core", mux_pll_src_cpll_gpll_npll_p, 0, 481 RK3288_CLKSEL_CON(42), 14, 2, MFLAGS, 8, 5, DFLAGS, 482 RK3288_CLKGATE_CON(13), 15, GFLAGS), 483 484 COMPOSITE_NODIV(0, "vip_src", mux_pll_src_cpll_gpll_p, 0, 485 RK3288_CLKSEL_CON(26), 8, 1, MFLAGS, 486 RK3288_CLKGATE_CON(3), 7, GFLAGS), 487 COMPOSITE_NOGATE(SCLK_VIP_OUT, "sclk_vip_out", mux_vip_out_p, 0, 488 RK3288_CLKSEL_CON(26), 15, 1, MFLAGS, 9, 5, DFLAGS), 489 490 DIV(0, "pclk_pd_alive", "gpll", 0, 491 RK3288_CLKSEL_CON(33), 8, 5, DFLAGS), 492 COMPOSITE_NOMUX(0, "pclk_pd_pmu", "gpll", CLK_IGNORE_UNUSED, 493 RK3288_CLKSEL_CON(33), 0, 5, DFLAGS, 494 RK3288_CLKGATE_CON(5), 8, GFLAGS), 495 496 COMPOSITE(SCLK_GPU, "sclk_gpu", mux_pll_src_cpll_gll_usb_npll_p, 0, 497 RK3288_CLKSEL_CON(34), 6, 2, MFLAGS, 0, 5, DFLAGS, 498 RK3288_CLKGATE_CON(5), 7, GFLAGS), 499 500 COMPOSITE(0, "aclk_peri_src", mux_pll_src_cpll_gpll_p, CLK_IGNORE_UNUSED, 501 RK3288_CLKSEL_CON(10), 15, 1, MFLAGS, 0, 5, DFLAGS, 502 RK3288_CLKGATE_CON(2), 0, GFLAGS), 503 COMPOSITE_NOMUX(PCLK_PERI, "pclk_peri", "aclk_peri_src", 0, 504 RK3288_CLKSEL_CON(10), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO, 505 RK3288_CLKGATE_CON(2), 3, GFLAGS), 506 COMPOSITE_NOMUX(HCLK_PERI, "hclk_peri", "aclk_peri_src", CLK_IGNORE_UNUSED, 507 RK3288_CLKSEL_CON(10), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO, 508 RK3288_CLKGATE_CON(2), 2, GFLAGS), 509 GATE(ACLK_PERI, "aclk_peri", "aclk_peri_src", CLK_IGNORE_UNUSED, 510 RK3288_CLKGATE_CON(2), 1, GFLAGS), 511 512 /* 513 * Clock-Architecture Diagram 3 514 */ 515 516 COMPOSITE(SCLK_SPI0, "sclk_spi0", mux_pll_src_cpll_gpll_p, 0, 517 RK3288_CLKSEL_CON(25), 7, 1, MFLAGS, 0, 7, DFLAGS, 518 RK3288_CLKGATE_CON(2), 9, GFLAGS), 519 COMPOSITE(SCLK_SPI1, "sclk_spi1", mux_pll_src_cpll_gpll_p, 0, 520 RK3288_CLKSEL_CON(25), 15, 1, MFLAGS, 8, 7, DFLAGS, 521 RK3288_CLKGATE_CON(2), 10, GFLAGS), 522 COMPOSITE(SCLK_SPI2, "sclk_spi2", mux_pll_src_cpll_gpll_p, 0, 523 RK3288_CLKSEL_CON(39), 7, 1, MFLAGS, 0, 7, DFLAGS, 524 RK3288_CLKGATE_CON(2), 11, GFLAGS), 525 526 COMPOSITE(SCLK_SDMMC, "sclk_sdmmc", mux_mmc_src_p, 0, 527 RK3288_CLKSEL_CON(11), 6, 2, MFLAGS, 0, 6, DFLAGS, 528 RK3288_CLKGATE_CON(13), 0, GFLAGS), 529 COMPOSITE(SCLK_SDIO0, "sclk_sdio0", mux_mmc_src_p, 0, 530 RK3288_CLKSEL_CON(12), 6, 2, MFLAGS, 0, 6, DFLAGS, 531 RK3288_CLKGATE_CON(13), 1, GFLAGS), 532 COMPOSITE(SCLK_SDIO1, "sclk_sdio1", mux_mmc_src_p, 0, 533 RK3288_CLKSEL_CON(34), 14, 2, MFLAGS, 8, 6, DFLAGS, 534 RK3288_CLKGATE_CON(13), 2, GFLAGS), 535 COMPOSITE(SCLK_EMMC, "sclk_emmc", mux_mmc_src_p, 0, 536 RK3288_CLKSEL_CON(12), 14, 2, MFLAGS, 8, 6, DFLAGS, 537 RK3288_CLKGATE_CON(13), 3, GFLAGS), 538 539 MMC(SCLK_SDMMC_DRV, "sdmmc_drv", "sclk_sdmmc", RK3288_SDMMC_CON0, 1), 540 MMC(SCLK_SDMMC_SAMPLE, "sdmmc_sample", "sclk_sdmmc", RK3288_SDMMC_CON1, 0), 541 542 MMC(SCLK_SDIO0_DRV, "sdio0_drv", "sclk_sdio0", RK3288_SDIO0_CON0, 1), 543 MMC(SCLK_SDIO0_SAMPLE, "sdio0_sample", "sclk_sdio0", RK3288_SDIO0_CON1, 0), 544 545 MMC(SCLK_SDIO1_DRV, "sdio1_drv", "sclk_sdio1", RK3288_SDIO1_CON0, 1), 546 MMC(SCLK_SDIO1_SAMPLE, "sdio1_sample", "sclk_sdio1", RK3288_SDIO1_CON1, 0), 547 548 MMC(SCLK_EMMC_DRV, "emmc_drv", "sclk_emmc", RK3288_EMMC_CON0, 1), 549 MMC(SCLK_EMMC_SAMPLE, "emmc_sample", "sclk_emmc", RK3288_EMMC_CON1, 0), 550 551 COMPOSITE(0, "sclk_tspout", mux_tspout_p, 0, 552 RK3288_CLKSEL_CON(35), 14, 2, MFLAGS, 8, 5, DFLAGS, 553 RK3288_CLKGATE_CON(4), 11, GFLAGS), 554 COMPOSITE(0, "sclk_tsp", mux_pll_src_cpll_gpll_npll_p, 0, 555 RK3288_CLKSEL_CON(35), 6, 2, MFLAGS, 0, 5, DFLAGS, 556 RK3288_CLKGATE_CON(4), 10, GFLAGS), 557 558 GATE(SCLK_OTGPHY0, "sclk_otgphy0", "xin24m", CLK_IGNORE_UNUSED, 559 RK3288_CLKGATE_CON(13), 4, GFLAGS), 560 GATE(SCLK_OTGPHY1, "sclk_otgphy1", "xin24m", CLK_IGNORE_UNUSED, 561 RK3288_CLKGATE_CON(13), 5, GFLAGS), 562 GATE(SCLK_OTGPHY2, "sclk_otgphy2", "xin24m", CLK_IGNORE_UNUSED, 563 RK3288_CLKGATE_CON(13), 6, GFLAGS), 564 GATE(SCLK_OTG_ADP, "sclk_otg_adp", "xin32k", CLK_IGNORE_UNUSED, 565 RK3288_CLKGATE_CON(13), 7, GFLAGS), 566 567 COMPOSITE_NOMUX(SCLK_TSADC, "sclk_tsadc", "xin32k", 0, 568 RK3288_CLKSEL_CON(2), 0, 6, DFLAGS, 569 RK3288_CLKGATE_CON(2), 7, GFLAGS), 570 571 COMPOSITE_NOMUX(SCLK_SARADC, "sclk_saradc", "xin24m", 0, 572 RK3288_CLKSEL_CON(24), 8, 8, DFLAGS, 573 RK3288_CLKGATE_CON(2), 8, GFLAGS), 574 575 GATE(SCLK_PS2C, "sclk_ps2c", "xin24m", 0, 576 RK3288_CLKGATE_CON(5), 13, GFLAGS), 577 578 COMPOSITE(SCLK_NANDC0, "sclk_nandc0", mux_pll_src_cpll_gpll_p, 0, 579 RK3288_CLKSEL_CON(38), 7, 1, MFLAGS, 0, 5, DFLAGS, 580 RK3288_CLKGATE_CON(5), 5, GFLAGS), 581 COMPOSITE(SCLK_NANDC1, "sclk_nandc1", mux_pll_src_cpll_gpll_p, 0, 582 RK3288_CLKSEL_CON(38), 15, 1, MFLAGS, 8, 5, DFLAGS, 583 RK3288_CLKGATE_CON(5), 6, GFLAGS), 584 585 COMPOSITE(0, "uart0_src", mux_pll_src_cpll_gll_usb_npll_p, 0, 586 RK3288_CLKSEL_CON(13), 13, 2, MFLAGS, 0, 7, DFLAGS, 587 RK3288_CLKGATE_CON(1), 8, GFLAGS), 588 COMPOSITE_FRACMUX(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT, 589 RK3288_CLKSEL_CON(17), 0, 590 RK3288_CLKGATE_CON(1), 9, GFLAGS, 591 &rk3288_uart0_fracmux), 592 MUX(0, "uart_src", mux_pll_src_cpll_gpll_p, 0, 593 RK3288_CLKSEL_CON(13), 15, 1, MFLAGS), 594 COMPOSITE_NOMUX(0, "uart1_src", "uart_src", 0, 595 RK3288_CLKSEL_CON(14), 0, 7, DFLAGS, 596 RK3288_CLKGATE_CON(1), 10, GFLAGS), 597 COMPOSITE_FRACMUX(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT, 598 RK3288_CLKSEL_CON(18), 0, 599 RK3288_CLKGATE_CON(1), 11, GFLAGS, 600 &rk3288_uart1_fracmux), 601 COMPOSITE_NOMUX(0, "uart2_src", "uart_src", 0, 602 RK3288_CLKSEL_CON(15), 0, 7, DFLAGS, 603 RK3288_CLKGATE_CON(1), 12, GFLAGS), 604 COMPOSITE_FRACMUX(0, "uart2_frac", "uart2_src", CLK_SET_RATE_PARENT, 605 RK3288_CLKSEL_CON(19), 0, 606 RK3288_CLKGATE_CON(1), 13, GFLAGS, 607 &rk3288_uart2_fracmux), 608 COMPOSITE_NOMUX(0, "uart3_src", "uart_src", 0, 609 RK3288_CLKSEL_CON(16), 0, 7, DFLAGS, 610 RK3288_CLKGATE_CON(1), 14, GFLAGS), 611 COMPOSITE_FRACMUX(0, "uart3_frac", "uart3_src", CLK_SET_RATE_PARENT, 612 RK3288_CLKSEL_CON(20), 0, 613 RK3288_CLKGATE_CON(1), 15, GFLAGS, 614 &rk3288_uart3_fracmux), 615 COMPOSITE_NOMUX(0, "uart4_src", "uart_src", 0, 616 RK3288_CLKSEL_CON(3), 0, 7, DFLAGS, 617 RK3288_CLKGATE_CON(2), 12, GFLAGS), 618 COMPOSITE_FRACMUX(0, "uart4_frac", "uart4_src", CLK_SET_RATE_PARENT, 619 RK3288_CLKSEL_CON(7), 0, 620 RK3288_CLKGATE_CON(2), 13, GFLAGS, 621 &rk3288_uart4_fracmux), 622 623 COMPOSITE(0, "mac_pll_src", mux_pll_src_npll_cpll_gpll_p, 0, 624 RK3288_CLKSEL_CON(21), 0, 2, MFLAGS, 8, 5, DFLAGS, 625 RK3288_CLKGATE_CON(2), 5, GFLAGS), 626 MUX(SCLK_MAC, "mac_clk", mux_mac_p, CLK_SET_RATE_PARENT, 627 RK3288_CLKSEL_CON(21), 4, 1, MFLAGS), 628 GATE(SCLK_MACREF_OUT, "sclk_macref_out", "mac_clk", 0, 629 RK3288_CLKGATE_CON(5), 3, GFLAGS), 630 GATE(SCLK_MACREF, "sclk_macref", "mac_clk", 0, 631 RK3288_CLKGATE_CON(5), 2, GFLAGS), 632 GATE(SCLK_MAC_RX, "sclk_mac_rx", "mac_clk", 0, 633 RK3288_CLKGATE_CON(5), 0, GFLAGS), 634 GATE(SCLK_MAC_TX, "sclk_mac_tx", "mac_clk", 0, 635 RK3288_CLKGATE_CON(5), 1, GFLAGS), 636 637 COMPOSITE(0, "hsadc_src", mux_pll_src_cpll_gpll_p, 0, 638 RK3288_CLKSEL_CON(22), 0, 1, MFLAGS, 8, 8, DFLAGS, 639 RK3288_CLKGATE_CON(2), 6, GFLAGS), 640 MUX(0, "sclk_hsadc_out", mux_hsadcout_p, 0, 641 RK3288_CLKSEL_CON(22), 4, 1, MFLAGS), 642 INVERTER(SCLK_HSADC, "sclk_hsadc", "sclk_hsadc_out", 643 RK3288_CLKSEL_CON(22), 7, IFLAGS), 644 645 GATE(0, "jtag", "ext_jtag", 0, 646 RK3288_CLKGATE_CON(4), 14, GFLAGS), 647 648 COMPOSITE_NODIV(SCLK_USBPHY480M_SRC, "usbphy480m_src", mux_usbphy480m_p, 0, 649 RK3288_CLKSEL_CON(13), 11, 2, MFLAGS, 650 RK3288_CLKGATE_CON(5), 14, GFLAGS), 651 COMPOSITE_NODIV(SCLK_HSICPHY480M, "sclk_hsicphy480m", mux_hsicphy480m_p, 0, 652 RK3288_CLKSEL_CON(29), 0, 2, MFLAGS, 653 RK3288_CLKGATE_CON(3), 6, GFLAGS), 654 GATE(0, "hsicphy12m_xin12m", "xin12m", 0, 655 RK3288_CLKGATE_CON(13), 9, GFLAGS), 656 DIV(0, "hsicphy12m_usbphy", "sclk_hsicphy480m", 0, 657 RK3288_CLKSEL_CON(11), 8, 6, DFLAGS), 658 MUX(SCLK_HSICPHY12M, "sclk_hsicphy12m", mux_hsicphy12m_p, 0, 659 RK3288_CLKSEL_CON(22), 4, 1, MFLAGS), 660 661 /* 662 * Clock-Architecture Diagram 4 663 */ 664 665 /* aclk_cpu gates */ 666 GATE(0, "sclk_intmem0", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 5, GFLAGS), 667 GATE(0, "sclk_intmem1", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 6, GFLAGS), 668 GATE(0, "sclk_intmem2", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 7, GFLAGS), 669 GATE(ACLK_DMAC1, "aclk_dmac1", "aclk_cpu", 0, RK3288_CLKGATE_CON(10), 12, GFLAGS), 670 GATE(0, "aclk_strc_sys", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 13, GFLAGS), 671 GATE(0, "aclk_intmem", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 4, GFLAGS), 672 GATE(ACLK_CRYPTO, "aclk_crypto", "aclk_cpu", 0, RK3288_CLKGATE_CON(11), 6, GFLAGS), 673 GATE(0, "aclk_ccp", "aclk_cpu", 0, RK3288_CLKGATE_CON(11), 8, GFLAGS), 674 675 /* hclk_cpu gates */ 676 GATE(HCLK_CRYPTO, "hclk_crypto", "hclk_cpu", 0, RK3288_CLKGATE_CON(11), 7, GFLAGS), 677 GATE(HCLK_I2S0, "hclk_i2s0", "hclk_cpu", 0, RK3288_CLKGATE_CON(10), 8, GFLAGS), 678 GATE(HCLK_ROM, "hclk_rom", "hclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 9, GFLAGS), 679 GATE(HCLK_SPDIF, "hclk_spdif", "hclk_cpu", 0, RK3288_CLKGATE_CON(10), 10, GFLAGS), 680 GATE(HCLK_SPDIF8CH, "hclk_spdif_8ch", "hclk_cpu", 0, RK3288_CLKGATE_CON(10), 11, GFLAGS), 681 682 /* pclk_cpu gates */ 683 GATE(PCLK_PWM, "pclk_pwm", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 0, GFLAGS), 684 GATE(PCLK_TIMER, "pclk_timer", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 1, GFLAGS), 685 GATE(PCLK_I2C0, "pclk_i2c0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 2, GFLAGS), 686 GATE(PCLK_I2C2, "pclk_i2c2", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 3, GFLAGS), 687 GATE(PCLK_DDRUPCTL0, "pclk_ddrupctl0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 14, GFLAGS), 688 GATE(PCLK_PUBL0, "pclk_publ0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 15, GFLAGS), 689 GATE(PCLK_DDRUPCTL1, "pclk_ddrupctl1", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 0, GFLAGS), 690 GATE(PCLK_PUBL1, "pclk_publ1", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 1, GFLAGS), 691 GATE(PCLK_EFUSE1024, "pclk_efuse_1024", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 2, GFLAGS), 692 GATE(PCLK_TZPC, "pclk_tzpc", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 3, GFLAGS), 693 GATE(PCLK_UART2, "pclk_uart2", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 9, GFLAGS), 694 GATE(PCLK_EFUSE256, "pclk_efuse_256", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 10, GFLAGS), 695 GATE(PCLK_RKPWM, "pclk_rkpwm", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 11, GFLAGS), 696 697 /* ddrctrl [DDR Controller PHY clock] gates */ 698 GATE(0, "nclk_ddrupctl0", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 4, GFLAGS), 699 GATE(0, "nclk_ddrupctl1", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 5, GFLAGS), 700 701 /* ddrphy gates */ 702 GATE(0, "sclk_ddrphy0", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(4), 12, GFLAGS), 703 GATE(0, "sclk_ddrphy1", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(4), 13, GFLAGS), 704 705 /* aclk_peri gates */ 706 GATE(0, "aclk_peri_axi_matrix", "aclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(6), 2, GFLAGS), 707 GATE(ACLK_DMAC2, "aclk_dmac2", "aclk_peri", 0, RK3288_CLKGATE_CON(6), 3, GFLAGS), 708 GATE(0, "aclk_peri_niu", "aclk_peri", 0, RK3288_CLKGATE_CON(7), 11, GFLAGS), 709 GATE(ACLK_MMU, "aclk_mmu", "aclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(8), 12, GFLAGS), 710 GATE(ACLK_GMAC, "aclk_gmac", "aclk_peri", 0, RK3288_CLKGATE_CON(8), 0, GFLAGS), 711 GATE(HCLK_GPS, "hclk_gps", "aclk_peri", 0, RK3288_CLKGATE_CON(8), 2, GFLAGS), 712 713 /* hclk_peri gates */ 714 GATE(0, "hclk_peri_matrix", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(6), 0, GFLAGS), 715 GATE(HCLK_OTG0, "hclk_otg0", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 4, GFLAGS), 716 GATE(HCLK_USBHOST0, "hclk_host0", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 6, GFLAGS), 717 GATE(HCLK_USBHOST1, "hclk_host1", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 7, GFLAGS), 718 GATE(HCLK_HSIC, "hclk_hsic", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 8, GFLAGS), 719 GATE(0, "hclk_usb_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 9, GFLAGS), 720 GATE(0, "hclk_peri_ahb_arbi", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 10, GFLAGS), 721 GATE(0, "hclk_emem", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 12, GFLAGS), 722 GATE(0, "hclk_mem", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 13, GFLAGS), 723 GATE(HCLK_NANDC0, "hclk_nandc0", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 14, GFLAGS), 724 GATE(HCLK_NANDC1, "hclk_nandc1", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 15, GFLAGS), 725 GATE(HCLK_TSP, "hclk_tsp", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 8, GFLAGS), 726 GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 3, GFLAGS), 727 GATE(HCLK_SDIO0, "hclk_sdio0", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 4, GFLAGS), 728 GATE(HCLK_SDIO1, "hclk_sdio1", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 5, GFLAGS), 729 GATE(HCLK_EMMC, "hclk_emmc", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 6, GFLAGS), 730 GATE(HCLK_HSADC, "hclk_hsadc", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 7, GFLAGS), 731 GATE(0, "pmu_hclk_otg0", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 5, GFLAGS), 732 733 /* pclk_peri gates */ 734 GATE(0, "pclk_peri_matrix", "pclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(6), 1, GFLAGS), 735 GATE(PCLK_SPI0, "pclk_spi0", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 4, GFLAGS), 736 GATE(PCLK_SPI1, "pclk_spi1", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 5, GFLAGS), 737 GATE(PCLK_SPI2, "pclk_spi2", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 6, GFLAGS), 738 GATE(PCLK_PS2C, "pclk_ps2c", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 7, GFLAGS), 739 GATE(PCLK_UART0, "pclk_uart0", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 8, GFLAGS), 740 GATE(PCLK_UART1, "pclk_uart1", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 9, GFLAGS), 741 GATE(PCLK_I2C4, "pclk_i2c4", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 15, GFLAGS), 742 GATE(PCLK_UART3, "pclk_uart3", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 11, GFLAGS), 743 GATE(PCLK_UART4, "pclk_uart4", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 12, GFLAGS), 744 GATE(PCLK_I2C1, "pclk_i2c1", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 13, GFLAGS), 745 GATE(PCLK_I2C3, "pclk_i2c3", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 14, GFLAGS), 746 GATE(PCLK_SARADC, "pclk_saradc", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 1, GFLAGS), 747 GATE(PCLK_TSADC, "pclk_tsadc", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 2, GFLAGS), 748 GATE(PCLK_SIM, "pclk_sim", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 3, GFLAGS), 749 GATE(PCLK_I2C5, "pclk_i2c5", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 0, GFLAGS), 750 GATE(PCLK_GMAC, "pclk_gmac", "pclk_peri", 0, RK3288_CLKGATE_CON(8), 1, GFLAGS), 751 752 GATE(SCLK_LCDC_PWM0, "sclk_lcdc_pwm0", "xin24m", 0, RK3288_CLKGATE_CON(13), 10, GFLAGS), 753 GATE(SCLK_LCDC_PWM1, "sclk_lcdc_pwm1", "xin24m", 0, RK3288_CLKGATE_CON(13), 11, GFLAGS), 754 GATE(SCLK_PVTM_CORE, "sclk_pvtm_core", "xin24m", 0, RK3288_CLKGATE_CON(5), 9, GFLAGS), 755 GATE(SCLK_PVTM_GPU, "sclk_pvtm_gpu", "xin24m", 0, RK3288_CLKGATE_CON(5), 10, GFLAGS), 756 GATE(SCLK_MIPIDSI_24M, "sclk_mipidsi_24m", "xin24m", 0, RK3288_CLKGATE_CON(5), 15, GFLAGS), 757 758 /* sclk_gpu gates */ 759 GATE(ACLK_GPU, "aclk_gpu", "sclk_gpu", 0, RK3288_CLKGATE_CON(18), 0, GFLAGS), 760 761 /* pclk_pd_alive gates */ 762 GATE(PCLK_GPIO8, "pclk_gpio8", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 8, GFLAGS), 763 GATE(PCLK_GPIO7, "pclk_gpio7", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 7, GFLAGS), 764 GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 1, GFLAGS), 765 GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 2, GFLAGS), 766 GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 3, GFLAGS), 767 GATE(PCLK_GPIO4, "pclk_gpio4", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 4, GFLAGS), 768 GATE(PCLK_GPIO5, "pclk_gpio5", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 5, GFLAGS), 769 GATE(PCLK_GPIO6, "pclk_gpio6", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 6, GFLAGS), 770 GATE(PCLK_GRF, "pclk_grf", "pclk_pd_alive", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(14), 11, GFLAGS), 771 GATE(0, "pclk_alive_niu", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 12, GFLAGS), 772 773 /* Watchdog pclk is controlled by RK3288_SGRF_SOC_CON0[1]. */ 774 SGRF_GATE(PCLK_WDT, "pclk_wdt", "pclk_pd_alive"), 775 776 /* pclk_pd_pmu gates */ 777 GATE(PCLK_PMU, "pclk_pmu", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 0, GFLAGS), 778 GATE(0, "pclk_intmem1", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 1, GFLAGS), 779 GATE(0, "pclk_pmu_niu", "pclk_pd_pmu", 0, RK3288_CLKGATE_CON(17), 2, GFLAGS), 780 GATE(PCLK_SGRF, "pclk_sgrf", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 3, GFLAGS), 781 GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_pd_pmu", 0, RK3288_CLKGATE_CON(17), 4, GFLAGS), 782 783 /* hclk_vio gates */ 784 GATE(HCLK_RGA, "hclk_rga", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 1, GFLAGS), 785 GATE(HCLK_VOP0, "hclk_vop0", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 6, GFLAGS), 786 GATE(HCLK_VOP1, "hclk_vop1", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 8, GFLAGS), 787 GATE(HCLK_VIO_AHB_ARBI, "hclk_vio_ahb_arbi", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(15), 9, GFLAGS), 788 GATE(HCLK_VIO_NIU, "hclk_vio_niu", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 10, GFLAGS), 789 GATE(HCLK_VIP, "hclk_vip", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 15, GFLAGS), 790 GATE(HCLK_IEP, "hclk_iep", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 3, GFLAGS), 791 GATE(HCLK_ISP, "hclk_isp", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 1, GFLAGS), 792 GATE(HCLK_VIO2_H2P, "hclk_vio2_h2p", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(16), 10, GFLAGS), 793 GATE(PCLK_MIPI_DSI0, "pclk_mipi_dsi0", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 4, GFLAGS), 794 GATE(PCLK_MIPI_DSI1, "pclk_mipi_dsi1", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 5, GFLAGS), 795 GATE(PCLK_MIPI_CSI, "pclk_mipi_csi", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 6, GFLAGS), 796 GATE(PCLK_LVDS_PHY, "pclk_lvds_phy", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 7, GFLAGS), 797 GATE(PCLK_EDP_CTRL, "pclk_edp_ctrl", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(16), 8, GFLAGS), 798 GATE(PCLK_HDMI_CTRL, "pclk_hdmi_ctrl", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 9, GFLAGS), 799 GATE(PCLK_VIO2_H2P, "pclk_vio2_h2p", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(16), 11, GFLAGS), 800 801 /* aclk_vio0 gates */ 802 GATE(ACLK_VOP0, "aclk_vop0", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 5, GFLAGS), 803 GATE(ACLK_IEP, "aclk_iep", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 2, GFLAGS), 804 GATE(ACLK_VIO0_NIU, "aclk_vio0_niu", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 11, GFLAGS), 805 GATE(ACLK_VIP, "aclk_vip", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 14, GFLAGS), 806 807 /* aclk_vio1 gates */ 808 GATE(ACLK_VOP1, "aclk_vop1", "aclk_vio1", 0, RK3288_CLKGATE_CON(15), 7, GFLAGS), 809 GATE(ACLK_ISP, "aclk_isp", "aclk_vio1", 0, RK3288_CLKGATE_CON(16), 2, GFLAGS), 810 GATE(ACLK_VIO1_NIU, "aclk_vio1_niu", "aclk_vio1", 0, RK3288_CLKGATE_CON(15), 12, GFLAGS), 811 812 /* aclk_rga_pre gates */ 813 GATE(ACLK_RGA, "aclk_rga", "aclk_rga_pre", 0, RK3288_CLKGATE_CON(15), 0, GFLAGS), 814 GATE(ACLK_RGA_NIU, "aclk_rga_niu", "aclk_rga_pre", 0, RK3288_CLKGATE_CON(15), 13, GFLAGS), 815 816 /* 817 * Other ungrouped clocks. 818 */ 819 820 GATE(0, "pclk_vip_in", "ext_vip", 0, RK3288_CLKGATE_CON(16), 0, GFLAGS), 821 INVERTER(0, "pclk_vip", "pclk_vip_in", RK3288_CLKSEL_CON(29), 4, IFLAGS), 822 GATE(PCLK_ISP_IN, "pclk_isp_in", "ext_isp", 0, RK3288_CLKGATE_CON(16), 3, GFLAGS), 823 INVERTER(0, "pclk_isp", "pclk_isp_in", RK3288_CLKSEL_CON(29), 3, IFLAGS), 824 }; 825 826 static struct rockchip_clk_branch rk3288w_hclkvio_branch[] __initdata = { 827 DIV(0, "hclk_vio", "aclk_vio1", 0, 828 RK3288_CLKSEL_CON(28), 8, 5, DFLAGS), 829 }; 830 831 static struct rockchip_clk_branch rk3288_hclkvio_branch[] __initdata = { 832 DIV(0, "hclk_vio", "aclk_vio0", 0, 833 RK3288_CLKSEL_CON(28), 8, 5, DFLAGS), 834 }; 835 836 static const char *const rk3288_critical_clocks[] __initconst = { 837 "aclk_cpu", 838 "aclk_peri", 839 "aclk_peri_niu", 840 "aclk_vio0_niu", 841 "aclk_vio1_niu", 842 "aclk_rga_niu", 843 "hclk_peri", 844 "hclk_vio_niu", 845 "pclk_alive_niu", 846 "pclk_pd_pmu", 847 "pclk_pmu_niu", 848 "pmu_hclk_otg0", 849 /* pwm-regulators on some boards, so handoff-critical later */ 850 "pclk_rkpwm", 851 }; 852 853 static void __iomem *rk3288_cru_base; 854 855 /* 856 * Some CRU registers will be reset in maskrom when the system 857 * wakes up from fastboot. 858 * So save them before suspend, restore them after resume. 859 */ 860 static const int rk3288_saved_cru_reg_ids[] = { 861 RK3288_MODE_CON, 862 RK3288_CLKSEL_CON(0), 863 RK3288_CLKSEL_CON(1), 864 RK3288_CLKSEL_CON(10), 865 RK3288_CLKSEL_CON(33), 866 RK3288_CLKSEL_CON(37), 867 868 /* We turn aclk_dmac1 on for suspend; this will restore it */ 869 RK3288_CLKGATE_CON(10), 870 }; 871 872 static u32 rk3288_saved_cru_regs[ARRAY_SIZE(rk3288_saved_cru_reg_ids)]; 873 874 static int rk3288_clk_suspend(void) 875 { 876 int i, reg_id; 877 878 for (i = 0; i < ARRAY_SIZE(rk3288_saved_cru_reg_ids); i++) { 879 reg_id = rk3288_saved_cru_reg_ids[i]; 880 881 rk3288_saved_cru_regs[i] = 882 readl_relaxed(rk3288_cru_base + reg_id); 883 } 884 885 /* 886 * Going into deep sleep (specifically setting PMU_CLR_DMA in 887 * RK3288_PMU_PWRMODE_CON1) appears to fail unless 888 * "aclk_dmac1" is on. 889 */ 890 writel_relaxed(1 << (12 + 16), 891 rk3288_cru_base + RK3288_CLKGATE_CON(10)); 892 893 /* 894 * Switch PLLs other than DPLL (for SDRAM) to slow mode to 895 * avoid crashes on resume. The Mask ROM on the system will 896 * put APLL, CPLL, and GPLL into slow mode at resume time 897 * anyway (which is why we restore them), but we might not 898 * even make it to the Mask ROM if this isn't done at suspend 899 * time. 900 * 901 * NOTE: only APLL truly matters here, but we'll do them all. 902 */ 903 904 writel_relaxed(0xf3030000, rk3288_cru_base + RK3288_MODE_CON); 905 906 return 0; 907 } 908 909 static void rk3288_clk_resume(void) 910 { 911 int i, reg_id; 912 913 for (i = ARRAY_SIZE(rk3288_saved_cru_reg_ids) - 1; i >= 0; i--) { 914 reg_id = rk3288_saved_cru_reg_ids[i]; 915 916 writel_relaxed(rk3288_saved_cru_regs[i] | 0xffff0000, 917 rk3288_cru_base + reg_id); 918 } 919 } 920 921 static void rk3288_clk_shutdown(void) 922 { 923 writel_relaxed(0xf3030000, rk3288_cru_base + RK3288_MODE_CON); 924 } 925 926 static struct syscore_ops rk3288_clk_syscore_ops = { 927 .suspend = rk3288_clk_suspend, 928 .resume = rk3288_clk_resume, 929 }; 930 931 static void __init rk3288_common_init(struct device_node *np, 932 enum rk3288_variant soc) 933 { 934 struct rockchip_clk_provider *ctx; 935 unsigned long clk_nr_clks; 936 937 rk3288_cru_base = of_iomap(np, 0); 938 if (!rk3288_cru_base) { 939 pr_err("%s: could not map cru region\n", __func__); 940 return; 941 } 942 943 clk_nr_clks = rockchip_clk_find_max_clk_id(rk3288_clk_branches, 944 ARRAY_SIZE(rk3288_clk_branches)) + 1; 945 ctx = rockchip_clk_init(np, rk3288_cru_base, clk_nr_clks); 946 if (IS_ERR(ctx)) { 947 pr_err("%s: rockchip clk init failed\n", __func__); 948 iounmap(rk3288_cru_base); 949 return; 950 } 951 952 rockchip_clk_register_plls(ctx, rk3288_pll_clks, 953 ARRAY_SIZE(rk3288_pll_clks), 954 RK3288_GRF_SOC_STATUS1); 955 rockchip_clk_register_branches(ctx, rk3288_clk_branches, 956 ARRAY_SIZE(rk3288_clk_branches)); 957 958 if (soc == RK3288W_CRU) 959 rockchip_clk_register_branches(ctx, rk3288w_hclkvio_branch, 960 ARRAY_SIZE(rk3288w_hclkvio_branch)); 961 else 962 rockchip_clk_register_branches(ctx, rk3288_hclkvio_branch, 963 ARRAY_SIZE(rk3288_hclkvio_branch)); 964 965 rockchip_clk_protect_critical(rk3288_critical_clocks, 966 ARRAY_SIZE(rk3288_critical_clocks)); 967 968 rockchip_clk_register_armclk(ctx, ARMCLK, "armclk", 969 mux_armclk_p, ARRAY_SIZE(mux_armclk_p), 970 &rk3288_cpuclk_data, rk3288_cpuclk_rates, 971 ARRAY_SIZE(rk3288_cpuclk_rates)); 972 973 rockchip_register_softrst(np, 12, 974 rk3288_cru_base + RK3288_SOFTRST_CON(0), 975 ROCKCHIP_SOFTRST_HIWORD_MASK); 976 977 rockchip_register_restart_notifier(ctx, RK3288_GLB_SRST_FST, 978 rk3288_clk_shutdown); 979 register_syscore_ops(&rk3288_clk_syscore_ops); 980 981 rockchip_clk_of_add_provider(np, ctx); 982 } 983 984 static void __init rk3288_clk_init(struct device_node *np) 985 { 986 rk3288_common_init(np, RK3288_CRU); 987 } 988 CLK_OF_DECLARE(rk3288_cru, "rockchip,rk3288-cru", rk3288_clk_init); 989 990 static void __init rk3288w_clk_init(struct device_node *np) 991 { 992 rk3288_common_init(np, RK3288W_CRU); 993 } 994 CLK_OF_DECLARE(rk3288w_cru, "rockchip,rk3288w-cru", rk3288w_clk_init); 995