projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 36c2ee4c MV |
1 | /* |
| 2 | * Renesas RCar Gen3 R8A7795/R8A7796 CPG MSSR driver | |
| 3 | * | |
| 4 | * Copyright (C) 2017 Marek Vasut <marek.vasut@gmail.com> | |
| 5 | * | |
| 6 | * Based on the following driver from Linux kernel: | |
| 7 | * r8a7796 Clock Pulse Generator / Module Standby and Software Reset | |
| 8 | * | |
| 9 | * Copyright (C) 2016 Glider bvba | |
| 10 | * | |
| 11 | * SPDX-License-Identifier: GPL-2.0+ | |
| 12 | */ | |
| 13 | ||
| 14 | #include <common.h> | |
| 15 | #include <clk-uclass.h> | |
| 16 | #include <dm.h> | |
| 17 | #include <errno.h> | |
| 18 | #include <wait_bit.h> | |
| 19 | #include <asm/io.h> | |
| 20 | ||
| 21 | #include <dt-bindings/clock/r8a7795-cpg-mssr.h> | |
| 22 | #include <dt-bindings/clock/r8a7796-cpg-mssr.h> | |
| 23 | ||
| 24 | #define CPG_RST_MODEMR 0x0060 | |
| 25 | ||
| 26 | #define CPG_PLL0CR 0x00d8 | |
| 27 | #define CPG_PLL2CR 0x002c | |
| 28 | #define CPG_PLL4CR 0x01f4 | |
| 29 | ||
| 30 | /* | |
| 31 | * Module Standby and Software Reset register offets. | |
| 32 | * | |
| 33 | * If the registers exist, these are valid for SH-Mobile, R-Mobile, | |
| 34 | * R-Car Gen2, R-Car Gen3, and RZ/G1. | |
| 35 | * These are NOT valid for R-Car Gen1 and RZ/A1! | |
| 36 | */ | |
| 37 | ||
| 38 | /* | |
| 39 | * Module Stop Status Register offsets | |
| 40 | */ | |
| 41 | ||
| 42 | static const u16 mstpsr[] = { | |
| 43 | 0x030, 0x038, 0x040, 0x048, 0x04C, 0x03C, 0x1C0, 0x1C4, | |
| 44 | 0x9A0, 0x9A4, 0x9A8, 0x9AC, | |
| 45 | }; | |
| 46 | ||
| 47 | #define MSTPSR(i) mstpsr[i] | |
| 48 | ||
| 49 | ||
| 50 | /* | |
| 51 | * System Module Stop Control Register offsets | |
| 52 | */ | |
| 53 | ||
| 54 | static const u16 smstpcr[] = { | |
| 55 | 0x130, 0x134, 0x138, 0x13C, 0x140, 0x144, 0x148, 0x14C, | |
| 56 | 0x990, 0x994, 0x998, 0x99C, | |
| 57 | }; | |
| 58 | ||
| 59 | #define SMSTPCR(i) smstpcr[i] | |
| 60 | ||
| 61 | ||
| 62 | /* Realtime Module Stop Control Register offsets */ | |
| 63 | #define RMSTPCR(i) (smstpcr[i] - 0x20) | |
| 64 | ||
| 65 | /* Modem Module Stop Control Register offsets (r8a73a4) */ | |
| 66 | #define MMSTPCR(i) (smstpcr[i] + 0x20) | |
| 67 | ||
| 68 | /* Software Reset Clearing Register offsets */ | |
| 69 | #define SRSTCLR(i) (0x940 + (i) * 4) | |
| 70 | ||
| 71 | struct gen3_clk_priv { | |
| 72 | void __iomem *base; | |
| 73 | struct clk clk_extal; | |
| 74 | struct clk clk_extalr; | |
| 75 | const struct rcar_gen3_cpg_pll_config *cpg_pll_config; | |
| fd8692b8 MV |
76 | const struct cpg_core_clk *core_clk; |
| 77 | u32 core_clk_size; | |
| 36c2ee4c MV |
78 | const struct mssr_mod_clk *mod_clk; |
| 79 | u32 mod_clk_size; | |
| 80 | }; | |
| 81 | ||
| 82 | /* | |
| 83 | * Definitions of CPG Core Clocks | |
| 84 | * | |
| 85 | * These include: | |
| 86 | * - Clock outputs exported to DT | |
| 87 | * - External input clocks | |
| 88 | * - Internal CPG clocks | |
| 89 | */ | |
| 90 | struct cpg_core_clk { | |
| 91 | /* Common */ | |
| 92 | const char *name; | |
| 93 | unsigned int id; | |
| 94 | unsigned int type; | |
| 95 | /* Depending on type */ | |
| 96 | unsigned int parent; /* Core Clocks only */ | |
| 97 | unsigned int div; | |
| 98 | unsigned int mult; | |
| 99 | unsigned int offset; | |
| 100 | }; | |
| 101 | ||
| 102 | enum clk_types { | |
| 103 | /* Generic */ | |
| 104 | CLK_TYPE_IN, /* External Clock Input */ | |
| 105 | CLK_TYPE_FF, /* Fixed Factor Clock */ | |
| 106 | ||
| 107 | /* Custom definitions start here */ | |
| 108 | CLK_TYPE_CUSTOM, | |
| 109 | }; | |
| 110 | ||
| 111 | #define DEF_TYPE(_name, _id, _type...) \ | |
| 112 | { .name = _name, .id = _id, .type = _type } | |
| 113 | #define DEF_BASE(_name, _id, _type, _parent...) \ | |
| 114 | DEF_TYPE(_name, _id, _type, .parent = _parent) | |
| 115 | ||
| 116 | #define DEF_INPUT(_name, _id) \ | |
| 117 | DEF_TYPE(_name, _id, CLK_TYPE_IN) | |
| 118 | #define DEF_FIXED(_name, _id, _parent, _div, _mult) \ | |
| 119 | DEF_BASE(_name, _id, CLK_TYPE_FF, _parent, .div = _div, .mult = _mult) | |
| 120 | #define DEF_GEN3_SD(_name, _id, _parent, _offset) \ | |
| 121 | DEF_BASE(_name, _id, CLK_TYPE_GEN3_SD, _parent, .offset = _offset) | |
| 122 | ||
| 123 | /* | |
| 124 | * Definitions of Module Clocks | |
| 125 | */ | |
| 126 | struct mssr_mod_clk { | |
| 127 | const char *name; | |
| 128 | unsigned int id; | |
| 129 | unsigned int parent; /* Add MOD_CLK_BASE for Module Clocks */ | |
| 130 | }; | |
| 131 | ||
| 132 | /* Convert from sparse base-100 to packed index space */ | |
| 133 | #define MOD_CLK_PACK(x) ((x) - ((x) / 100) * (100 - 32)) | |
| 134 | ||
| 135 | #define MOD_CLK_ID(x) (MOD_CLK_BASE + MOD_CLK_PACK(x)) | |
| 136 | ||
| 137 | #define DEF_MOD(_name, _mod, _parent...) \ | |
| 138 | { .name = _name, .id = MOD_CLK_ID(_mod), .parent = _parent } | |
| 139 | ||
| 140 | enum rcar_gen3_clk_types { | |
| 141 | CLK_TYPE_GEN3_MAIN = CLK_TYPE_CUSTOM, | |
| 142 | CLK_TYPE_GEN3_PLL0, | |
| 143 | CLK_TYPE_GEN3_PLL1, | |
| 144 | CLK_TYPE_GEN3_PLL2, | |
| 145 | CLK_TYPE_GEN3_PLL3, | |
| 146 | CLK_TYPE_GEN3_PLL4, | |
| 147 | CLK_TYPE_GEN3_SD, | |
| 148 | CLK_TYPE_GEN3_R, | |
| 149 | }; | |
| 150 | ||
| 151 | struct rcar_gen3_cpg_pll_config { | |
| 152 | unsigned int extal_div; | |
| 153 | unsigned int pll1_mult; | |
| 154 | unsigned int pll3_mult; | |
| 155 | }; | |
| 156 | ||
| 157 | enum clk_ids { | |
| 158 | /* Core Clock Outputs exported to DT */ | |
| 159 | LAST_DT_CORE_CLK = R8A7796_CLK_OSC, | |
| 160 | ||
| 161 | /* External Input Clocks */ | |
| 162 | CLK_EXTAL, | |
| 163 | CLK_EXTALR, | |
| 164 | ||
| 165 | /* Internal Core Clocks */ | |
| 166 | CLK_MAIN, | |
| 167 | CLK_PLL0, | |
| 168 | CLK_PLL1, | |
| 169 | CLK_PLL2, | |
| 170 | CLK_PLL3, | |
| 171 | CLK_PLL4, | |
| 172 | CLK_PLL1_DIV2, | |
| 173 | CLK_PLL1_DIV4, | |
| 174 | CLK_S0, | |
| 175 | CLK_S1, | |
| 176 | CLK_S2, | |
| 177 | CLK_S3, | |
| 178 | CLK_SDSRC, | |
| 179 | CLK_SSPSRC, | |
| 180 | CLK_RINT, | |
| 181 | ||
| 182 | /* Module Clocks */ | |
| 183 | MOD_CLK_BASE | |
| 184 | }; | |
| 185 | ||
| fd8692b8 | 186 | static const struct cpg_core_clk r8a7795_core_clks[] = { |
| 36c2ee4c MV |
187 | /* External Clock Inputs */ |
| 188 | DEF_INPUT("extal", CLK_EXTAL), | |
| 189 | DEF_INPUT("extalr", CLK_EXTALR), | |
| 190 | ||
| 191 | /* Internal Core Clocks */ | |
| 192 | DEF_BASE(".main", CLK_MAIN, CLK_TYPE_GEN3_MAIN, CLK_EXTAL), | |
| 193 | DEF_BASE(".pll0", CLK_PLL0, CLK_TYPE_GEN3_PLL0, CLK_MAIN), | |
| 194 | DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_GEN3_PLL1, CLK_MAIN), | |
| 195 | DEF_BASE(".pll2", CLK_PLL2, CLK_TYPE_GEN3_PLL2, CLK_MAIN), | |
| 196 | DEF_BASE(".pll3", CLK_PLL3, CLK_TYPE_GEN3_PLL3, CLK_MAIN), | |
| 197 | DEF_BASE(".pll4", CLK_PLL4, CLK_TYPE_GEN3_PLL4, CLK_MAIN), | |
| 198 | ||
| 199 | DEF_FIXED(".pll1_div2", CLK_PLL1_DIV2, CLK_PLL1, 2, 1), | |
| 200 | DEF_FIXED(".pll1_div4", CLK_PLL1_DIV4, CLK_PLL1_DIV2, 2, 1), | |
| 201 | DEF_FIXED(".s0", CLK_S0, CLK_PLL1_DIV2, 2, 1), | |
| 202 | DEF_FIXED(".s1", CLK_S1, CLK_PLL1_DIV2, 3, 1), | |
| 203 | DEF_FIXED(".s2", CLK_S2, CLK_PLL1_DIV2, 4, 1), | |
| 204 | DEF_FIXED(".s3", CLK_S3, CLK_PLL1_DIV2, 6, 1), | |
| 205 | DEF_FIXED(".sdsrc", CLK_SDSRC, CLK_PLL1_DIV2, 2, 1), | |
| 206 | ||
| 207 | /* Core Clock Outputs */ | |
| fd8692b8 MV |
208 | DEF_FIXED("ztr", R8A7795_CLK_ZTR, CLK_PLL1_DIV2, 6, 1), |
| 209 | DEF_FIXED("ztrd2", R8A7795_CLK_ZTRD2, CLK_PLL1_DIV2, 12, 1), | |
| 210 | DEF_FIXED("zt", R8A7795_CLK_ZT, CLK_PLL1_DIV2, 4, 1), | |
| 211 | DEF_FIXED("zx", R8A7795_CLK_ZX, CLK_PLL1_DIV2, 2, 1), | |
| 212 | DEF_FIXED("s0d1", R8A7795_CLK_S0D1, CLK_S0, 1, 1), | |
| 213 | DEF_FIXED("s0d2", R8A7795_CLK_S0D2, CLK_S0, 2, 1), | |
| 214 | DEF_FIXED("s0d3", R8A7795_CLK_S0D3, CLK_S0, 3, 1), | |
| 215 | DEF_FIXED("s0d4", R8A7795_CLK_S0D4, CLK_S0, 4, 1), | |
| 216 | DEF_FIXED("s0d6", R8A7795_CLK_S0D6, CLK_S0, 6, 1), | |
| 217 | DEF_FIXED("s0d8", R8A7795_CLK_S0D8, CLK_S0, 8, 1), | |
| 218 | DEF_FIXED("s0d12", R8A7795_CLK_S0D12, CLK_S0, 12, 1), | |
| 219 | DEF_FIXED("s1d1", R8A7795_CLK_S1D1, CLK_S1, 1, 1), | |
| 220 | DEF_FIXED("s1d2", R8A7795_CLK_S1D2, CLK_S1, 2, 1), | |
| 221 | DEF_FIXED("s1d4", R8A7795_CLK_S1D4, CLK_S1, 4, 1), | |
| 222 | DEF_FIXED("s2d1", R8A7795_CLK_S2D1, CLK_S2, 1, 1), | |
| 223 | DEF_FIXED("s2d2", R8A7795_CLK_S2D2, CLK_S2, 2, 1), | |
| 224 | DEF_FIXED("s2d4", R8A7795_CLK_S2D4, CLK_S2, 4, 1), | |
| 225 | DEF_FIXED("s3d1", R8A7795_CLK_S3D1, CLK_S3, 1, 1), | |
| 226 | DEF_FIXED("s3d2", R8A7795_CLK_S3D2, CLK_S3, 2, 1), | |
| 227 | DEF_FIXED("s3d4", R8A7795_CLK_S3D4, CLK_S3, 4, 1), | |
| 228 | ||
| 229 | DEF_GEN3_SD("sd0", R8A7795_CLK_SD0, CLK_SDSRC, 0x074), | |
| 230 | DEF_GEN3_SD("sd1", R8A7795_CLK_SD1, CLK_SDSRC, 0x078), | |
| 231 | DEF_GEN3_SD("sd2", R8A7795_CLK_SD2, CLK_SDSRC, 0x268), | |
| 232 | DEF_GEN3_SD("sd3", R8A7795_CLK_SD3, CLK_SDSRC, 0x26c), | |
| 233 | ||
| 234 | DEF_FIXED("cl", R8A7795_CLK_CL, CLK_PLL1_DIV2, 48, 1), | |
| 235 | DEF_FIXED("cp", R8A7795_CLK_CP, CLK_EXTAL, 2, 1), | |
| 36c2ee4c MV |
236 | |
| 237 | /* NOTE: HDMI, CSI, CAN etc. clock are missing */ | |
| 238 | ||
| fd8692b8 | 239 | DEF_BASE("r", R8A7795_CLK_R, CLK_TYPE_GEN3_R, CLK_RINT), |
| 36c2ee4c MV |
240 | }; |
| 241 | ||
| 242 | static const struct mssr_mod_clk r8a7795_mod_clks[] = { | |
| 243 | DEF_MOD("fdp1-2", 117, R8A7795_CLK_S2D1), /* ES1.x */ | |
| 244 | DEF_MOD("fdp1-1", 118, R8A7795_CLK_S0D1), | |
| 245 | DEF_MOD("fdp1-0", 119, R8A7795_CLK_S0D1), | |
| 246 | DEF_MOD("scif5", 202, R8A7795_CLK_S3D4), | |
| 247 | DEF_MOD("scif4", 203, R8A7795_CLK_S3D4), | |
| 248 | DEF_MOD("scif3", 204, R8A7795_CLK_S3D4), | |
| 249 | DEF_MOD("scif1", 206, R8A7795_CLK_S3D4), | |
| 250 | DEF_MOD("scif0", 207, R8A7795_CLK_S3D4), | |
| 251 | DEF_MOD("msiof3", 208, R8A7795_CLK_MSO), | |
| 252 | DEF_MOD("msiof2", 209, R8A7795_CLK_MSO), | |
| 253 | DEF_MOD("msiof1", 210, R8A7795_CLK_MSO), | |
| 254 | DEF_MOD("msiof0", 211, R8A7795_CLK_MSO), | |
| 255 | DEF_MOD("sys-dmac2", 217, R8A7795_CLK_S0D3), | |
| 256 | DEF_MOD("sys-dmac1", 218, R8A7795_CLK_S0D3), | |
| 257 | DEF_MOD("sys-dmac0", 219, R8A7795_CLK_S0D3), | |
| 258 | DEF_MOD("cmt3", 300, R8A7795_CLK_R), | |
| 259 | DEF_MOD("cmt2", 301, R8A7795_CLK_R), | |
| 260 | DEF_MOD("cmt1", 302, R8A7795_CLK_R), | |
| 261 | DEF_MOD("cmt0", 303, R8A7795_CLK_R), | |
| 262 | DEF_MOD("scif2", 310, R8A7795_CLK_S3D4), | |
| 263 | DEF_MOD("sdif3", 311, R8A7795_CLK_SD3), | |
| 264 | DEF_MOD("sdif2", 312, R8A7795_CLK_SD2), | |
| 265 | DEF_MOD("sdif1", 313, R8A7795_CLK_SD1), | |
| 266 | DEF_MOD("sdif0", 314, R8A7795_CLK_SD0), | |
| 267 | DEF_MOD("pcie1", 318, R8A7795_CLK_S3D1), | |
| 268 | DEF_MOD("pcie0", 319, R8A7795_CLK_S3D1), | |
| 269 | DEF_MOD("usb-dmac30", 326, R8A7795_CLK_S3D1), | |
| 270 | DEF_MOD("usb3-if1", 327, R8A7795_CLK_S3D1), /* ES1.x */ | |
| 271 | DEF_MOD("usb3-if0", 328, R8A7795_CLK_S3D1), | |
| 272 | DEF_MOD("usb-dmac31", 329, R8A7795_CLK_S3D1), | |
| 273 | DEF_MOD("usb-dmac0", 330, R8A7795_CLK_S3D1), | |
| 274 | DEF_MOD("usb-dmac1", 331, R8A7795_CLK_S3D1), | |
| 275 | DEF_MOD("rwdt", 402, R8A7795_CLK_R), | |
| 276 | DEF_MOD("intc-ex", 407, R8A7795_CLK_CP), | |
| 277 | DEF_MOD("intc-ap", 408, R8A7795_CLK_S3D1), | |
| 278 | DEF_MOD("audmac1", 501, R8A7795_CLK_S0D3), | |
| 279 | DEF_MOD("audmac0", 502, R8A7795_CLK_S0D3), | |
| 280 | DEF_MOD("drif7", 508, R8A7795_CLK_S3D2), | |
| 281 | DEF_MOD("drif6", 509, R8A7795_CLK_S3D2), | |
| 282 | DEF_MOD("drif5", 510, R8A7795_CLK_S3D2), | |
| 283 | DEF_MOD("drif4", 511, R8A7795_CLK_S3D2), | |
| 284 | DEF_MOD("drif3", 512, R8A7795_CLK_S3D2), | |
| 285 | DEF_MOD("drif2", 513, R8A7795_CLK_S3D2), | |
| 286 | DEF_MOD("drif1", 514, R8A7795_CLK_S3D2), | |
| 287 | DEF_MOD("drif0", 515, R8A7795_CLK_S3D2), | |
| 288 | DEF_MOD("hscif4", 516, R8A7795_CLK_S3D1), | |
| 289 | DEF_MOD("hscif3", 517, R8A7795_CLK_S3D1), | |
| 290 | DEF_MOD("hscif2", 518, R8A7795_CLK_S3D1), | |
| 291 | DEF_MOD("hscif1", 519, R8A7795_CLK_S3D1), | |
| 292 | DEF_MOD("hscif0", 520, R8A7795_CLK_S3D1), | |
| 293 | DEF_MOD("thermal", 522, R8A7795_CLK_CP), | |
| 294 | DEF_MOD("pwm", 523, R8A7795_CLK_S0D12), | |
| 295 | DEF_MOD("fcpvd3", 600, R8A7795_CLK_S2D1), /* ES1.x */ | |
| 296 | DEF_MOD("fcpvd2", 601, R8A7795_CLK_S0D2), | |
| 297 | DEF_MOD("fcpvd1", 602, R8A7795_CLK_S0D2), | |
| 298 | DEF_MOD("fcpvd0", 603, R8A7795_CLK_S0D2), | |
| 299 | DEF_MOD("fcpvb1", 606, R8A7795_CLK_S0D1), | |
| 300 | DEF_MOD("fcpvb0", 607, R8A7795_CLK_S0D1), | |
| 301 | DEF_MOD("fcpvi2", 609, R8A7795_CLK_S2D1), /* ES1.x */ | |
| 302 | DEF_MOD("fcpvi1", 610, R8A7795_CLK_S0D1), | |
| 303 | DEF_MOD("fcpvi0", 611, R8A7795_CLK_S0D1), | |
| 304 | DEF_MOD("fcpf2", 613, R8A7795_CLK_S2D1), /* ES1.x */ | |
| 305 | DEF_MOD("fcpf1", 614, R8A7795_CLK_S0D1), | |
| 306 | DEF_MOD("fcpf0", 615, R8A7795_CLK_S0D1), | |
| 307 | DEF_MOD("fcpci1", 616, R8A7795_CLK_S2D1), /* ES1.x */ | |
| 308 | DEF_MOD("fcpci0", 617, R8A7795_CLK_S2D1), /* ES1.x */ | |
| 309 | DEF_MOD("fcpcs", 619, R8A7795_CLK_S0D1), | |
| 310 | DEF_MOD("vspd3", 620, R8A7795_CLK_S2D1), /* ES1.x */ | |
| 311 | DEF_MOD("vspd2", 621, R8A7795_CLK_S0D2), | |
| 312 | DEF_MOD("vspd1", 622, R8A7795_CLK_S0D2), | |
| 313 | DEF_MOD("vspd0", 623, R8A7795_CLK_S0D2), | |
| 314 | DEF_MOD("vspbc", 624, R8A7795_CLK_S0D1), | |
| 315 | DEF_MOD("vspbd", 626, R8A7795_CLK_S0D1), | |
| 316 | DEF_MOD("vspi2", 629, R8A7795_CLK_S2D1), /* ES1.x */ | |
| 317 | DEF_MOD("vspi1", 630, R8A7795_CLK_S0D1), | |
| 318 | DEF_MOD("vspi0", 631, R8A7795_CLK_S0D1), | |
| 319 | DEF_MOD("ehci3", 700, R8A7795_CLK_S3D4), | |
| 320 | DEF_MOD("ehci2", 701, R8A7795_CLK_S3D4), | |
| 321 | DEF_MOD("ehci1", 702, R8A7795_CLK_S3D4), | |
| 322 | DEF_MOD("ehci0", 703, R8A7795_CLK_S3D4), | |
| 323 | DEF_MOD("hsusb", 704, R8A7795_CLK_S3D4), | |
| 324 | DEF_MOD("hsusb3", 705, R8A7795_CLK_S3D4), | |
| 325 | DEF_MOD("csi21", 713, R8A7795_CLK_CSI0), /* ES1.x */ | |
| 326 | DEF_MOD("csi20", 714, R8A7795_CLK_CSI0), | |
| 327 | DEF_MOD("csi41", 715, R8A7795_CLK_CSI0), | |
| 328 | DEF_MOD("csi40", 716, R8A7795_CLK_CSI0), | |
| 329 | DEF_MOD("du3", 721, R8A7795_CLK_S2D1), | |
| 330 | DEF_MOD("du2", 722, R8A7795_CLK_S2D1), | |
| 331 | DEF_MOD("du1", 723, R8A7795_CLK_S2D1), | |
| 332 | DEF_MOD("du0", 724, R8A7795_CLK_S2D1), | |
| 333 | DEF_MOD("lvds", 727, R8A7795_CLK_S0D4), | |
| 334 | DEF_MOD("hdmi1", 728, R8A7795_CLK_HDMI), | |
| 335 | DEF_MOD("hdmi0", 729, R8A7795_CLK_HDMI), | |
| 336 | DEF_MOD("vin7", 804, R8A7795_CLK_S0D2), | |
| 337 | DEF_MOD("vin6", 805, R8A7795_CLK_S0D2), | |
| 338 | DEF_MOD("vin5", 806, R8A7795_CLK_S0D2), | |
| 339 | DEF_MOD("vin4", 807, R8A7795_CLK_S0D2), | |
| 340 | DEF_MOD("vin3", 808, R8A7795_CLK_S0D2), | |
| 341 | DEF_MOD("vin2", 809, R8A7795_CLK_S0D2), | |
| 342 | DEF_MOD("vin1", 810, R8A7795_CLK_S0D2), | |
| 343 | DEF_MOD("vin0", 811, R8A7795_CLK_S0D2), | |
| 344 | DEF_MOD("etheravb", 812, R8A7795_CLK_S0D6), | |
| 345 | DEF_MOD("sata0", 815, R8A7795_CLK_S3D2), | |
| 346 | DEF_MOD("imr3", 820, R8A7795_CLK_S0D2), | |
| 347 | DEF_MOD("imr2", 821, R8A7795_CLK_S0D2), | |
| 348 | DEF_MOD("imr1", 822, R8A7795_CLK_S0D2), | |
| 349 | DEF_MOD("imr0", 823, R8A7795_CLK_S0D2), | |
| 350 | DEF_MOD("gpio7", 905, R8A7795_CLK_S3D4), | |
| 351 | DEF_MOD("gpio6", 906, R8A7795_CLK_S3D4), | |
| 352 | DEF_MOD("gpio5", 907, R8A7795_CLK_S3D4), | |
| 353 | DEF_MOD("gpio4", 908, R8A7795_CLK_S3D4), | |
| 354 | DEF_MOD("gpio3", 909, R8A7795_CLK_S3D4), | |
| 355 | DEF_MOD("gpio2", 910, R8A7795_CLK_S3D4), | |
| 356 | DEF_MOD("gpio1", 911, R8A7795_CLK_S3D4), | |
| 357 | DEF_MOD("gpio0", 912, R8A7795_CLK_S3D4), | |
| 358 | DEF_MOD("can-fd", 914, R8A7795_CLK_S3D2), | |
| 359 | DEF_MOD("can-if1", 915, R8A7795_CLK_S3D4), | |
| 360 | DEF_MOD("can-if0", 916, R8A7795_CLK_S3D4), | |
| 361 | DEF_MOD("i2c6", 918, R8A7795_CLK_S0D6), | |
| 362 | DEF_MOD("i2c5", 919, R8A7795_CLK_S0D6), | |
| 363 | DEF_MOD("i2c-dvfs", 926, R8A7795_CLK_CP), | |
| 364 | DEF_MOD("i2c4", 927, R8A7795_CLK_S0D6), | |
| 365 | DEF_MOD("i2c3", 928, R8A7795_CLK_S0D6), | |
| 366 | DEF_MOD("i2c2", 929, R8A7795_CLK_S3D2), | |
| 367 | DEF_MOD("i2c1", 930, R8A7795_CLK_S3D2), | |
| 368 | DEF_MOD("i2c0", 931, R8A7795_CLK_S3D2), | |
| 369 | DEF_MOD("ssi-all", 1005, R8A7795_CLK_S3D4), | |
| 370 | DEF_MOD("ssi9", 1006, MOD_CLK_ID(1005)), | |
| 371 | DEF_MOD("ssi8", 1007, MOD_CLK_ID(1005)), | |
| 372 | DEF_MOD("ssi7", 1008, MOD_CLK_ID(1005)), | |
| 373 | DEF_MOD("ssi6", 1009, MOD_CLK_ID(1005)), | |
| 374 | DEF_MOD("ssi5", 1010, MOD_CLK_ID(1005)), | |
| 375 | DEF_MOD("ssi4", 1011, MOD_CLK_ID(1005)), | |
| 376 | DEF_MOD("ssi3", 1012, MOD_CLK_ID(1005)), | |
| 377 | DEF_MOD("ssi2", 1013, MOD_CLK_ID(1005)), | |
| 378 | DEF_MOD("ssi1", 1014, MOD_CLK_ID(1005)), | |
| 379 | DEF_MOD("ssi0", 1015, MOD_CLK_ID(1005)), | |
| 380 | DEF_MOD("scu-all", 1017, R8A7795_CLK_S3D4), | |
| 381 | DEF_MOD("scu-dvc1", 1018, MOD_CLK_ID(1017)), | |
| 382 | DEF_MOD("scu-dvc0", 1019, MOD_CLK_ID(1017)), | |
| 383 | DEF_MOD("scu-ctu1-mix1", 1020, MOD_CLK_ID(1017)), | |
| 384 | DEF_MOD("scu-ctu0-mix0", 1021, MOD_CLK_ID(1017)), | |
| 385 | DEF_MOD("scu-src9", 1022, MOD_CLK_ID(1017)), | |
| 386 | DEF_MOD("scu-src8", 1023, MOD_CLK_ID(1017)), | |
| 387 | DEF_MOD("scu-src7", 1024, MOD_CLK_ID(1017)), | |
| 388 | DEF_MOD("scu-src6", 1025, MOD_CLK_ID(1017)), | |
| 389 | DEF_MOD("scu-src5", 1026, MOD_CLK_ID(1017)), | |
| 390 | DEF_MOD("scu-src4", 1027, MOD_CLK_ID(1017)), | |
| 391 | DEF_MOD("scu-src3", 1028, MOD_CLK_ID(1017)), | |
| 392 | DEF_MOD("scu-src2", 1029, MOD_CLK_ID(1017)), | |
| 393 | DEF_MOD("scu-src1", 1030, MOD_CLK_ID(1017)), | |
| 394 | DEF_MOD("scu-src0", 1031, MOD_CLK_ID(1017)), | |
| 395 | }; | |
| 396 | ||
| fd8692b8 MV |
397 | static const struct cpg_core_clk r8a7796_core_clks[] = { |
| 398 | /* External Clock Inputs */ | |
| 399 | DEF_INPUT("extal", CLK_EXTAL), | |
| 400 | DEF_INPUT("extalr", CLK_EXTALR), | |
| 401 | ||
| 402 | /* Internal Core Clocks */ | |
| 403 | DEF_BASE(".main", CLK_MAIN, CLK_TYPE_GEN3_MAIN, CLK_EXTAL), | |
| 404 | DEF_BASE(".pll0", CLK_PLL0, CLK_TYPE_GEN3_PLL0, CLK_MAIN), | |
| 405 | DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_GEN3_PLL1, CLK_MAIN), | |
| 406 | DEF_BASE(".pll2", CLK_PLL2, CLK_TYPE_GEN3_PLL2, CLK_MAIN), | |
| 407 | DEF_BASE(".pll3", CLK_PLL3, CLK_TYPE_GEN3_PLL3, CLK_MAIN), | |
| 408 | DEF_BASE(".pll4", CLK_PLL4, CLK_TYPE_GEN3_PLL4, CLK_MAIN), | |
| 409 | ||
| 410 | DEF_FIXED(".pll1_div2", CLK_PLL1_DIV2, CLK_PLL1, 2, 1), | |
| 411 | DEF_FIXED(".pll1_div4", CLK_PLL1_DIV4, CLK_PLL1_DIV2, 2, 1), | |
| 412 | DEF_FIXED(".s0", CLK_S0, CLK_PLL1_DIV2, 2, 1), | |
| 413 | DEF_FIXED(".s1", CLK_S1, CLK_PLL1_DIV2, 3, 1), | |
| 414 | DEF_FIXED(".s2", CLK_S2, CLK_PLL1_DIV2, 4, 1), | |
| 415 | DEF_FIXED(".s3", CLK_S3, CLK_PLL1_DIV2, 6, 1), | |
| 416 | DEF_FIXED(".sdsrc", CLK_SDSRC, CLK_PLL1_DIV2, 2, 1), | |
| 417 | ||
| 418 | /* Core Clock Outputs */ | |
| 419 | DEF_FIXED("ztr", R8A7796_CLK_ZTR, CLK_PLL1_DIV2, 6, 1), | |
| 420 | DEF_FIXED("ztrd2", R8A7796_CLK_ZTRD2, CLK_PLL1_DIV2, 12, 1), | |
| 421 | DEF_FIXED("zt", R8A7796_CLK_ZT, CLK_PLL1_DIV2, 4, 1), | |
| 422 | DEF_FIXED("zx", R8A7796_CLK_ZX, CLK_PLL1_DIV2, 2, 1), | |
| 423 | DEF_FIXED("s0d1", R8A7796_CLK_S0D1, CLK_S0, 1, 1), | |
| 424 | DEF_FIXED("s0d2", R8A7796_CLK_S0D2, CLK_S0, 2, 1), | |
| 425 | DEF_FIXED("s0d3", R8A7796_CLK_S0D3, CLK_S0, 3, 1), | |
| 426 | DEF_FIXED("s0d4", R8A7796_CLK_S0D4, CLK_S0, 4, 1), | |
| 427 | DEF_FIXED("s0d6", R8A7796_CLK_S0D6, CLK_S0, 6, 1), | |
| 428 | DEF_FIXED("s0d8", R8A7796_CLK_S0D8, CLK_S0, 8, 1), | |
| 429 | DEF_FIXED("s0d12", R8A7796_CLK_S0D12, CLK_S0, 12, 1), | |
| 430 | DEF_FIXED("s1d1", R8A7796_CLK_S1D1, CLK_S1, 1, 1), | |
| 431 | DEF_FIXED("s1d2", R8A7796_CLK_S1D2, CLK_S1, 2, 1), | |
| 432 | DEF_FIXED("s1d4", R8A7796_CLK_S1D4, CLK_S1, 4, 1), | |
| 433 | DEF_FIXED("s2d1", R8A7796_CLK_S2D1, CLK_S2, 1, 1), | |
| 434 | DEF_FIXED("s2d2", R8A7796_CLK_S2D2, CLK_S2, 2, 1), | |
| 435 | DEF_FIXED("s2d4", R8A7796_CLK_S2D4, CLK_S2, 4, 1), | |
| 436 | DEF_FIXED("s3d1", R8A7796_CLK_S3D1, CLK_S3, 1, 1), | |
| 437 | DEF_FIXED("s3d2", R8A7796_CLK_S3D2, CLK_S3, 2, 1), | |
| 438 | DEF_FIXED("s3d4", R8A7796_CLK_S3D4, CLK_S3, 4, 1), | |
| 439 | ||
| 440 | DEF_GEN3_SD("sd0", R8A7796_CLK_SD0, CLK_SDSRC, 0x074), | |
| 441 | DEF_GEN3_SD("sd1", R8A7796_CLK_SD1, CLK_SDSRC, 0x078), | |
| 442 | DEF_GEN3_SD("sd2", R8A7796_CLK_SD2, CLK_SDSRC, 0x268), | |
| 443 | DEF_GEN3_SD("sd3", R8A7796_CLK_SD3, CLK_SDSRC, 0x26c), | |
| 444 | ||
| 445 | DEF_FIXED("cl", R8A7796_CLK_CL, CLK_PLL1_DIV2, 48, 1), | |
| 446 | DEF_FIXED("cp", R8A7796_CLK_CP, CLK_EXTAL, 2, 1), | |
| 447 | ||
| 448 | /* NOTE: HDMI, CSI, CAN etc. clock are missing */ | |
| 449 | ||
| 450 | DEF_BASE("r", R8A7796_CLK_R, CLK_TYPE_GEN3_R, CLK_RINT), | |
| 451 | }; | |
| 452 | ||
| 36c2ee4c MV |
453 | static const struct mssr_mod_clk r8a7796_mod_clks[] = { |
| 454 | DEF_MOD("scif5", 202, R8A7796_CLK_S3D4), | |
| 455 | DEF_MOD("scif4", 203, R8A7796_CLK_S3D4), | |
| 456 | DEF_MOD("scif3", 204, R8A7796_CLK_S3D4), | |
| 457 | DEF_MOD("scif1", 206, R8A7796_CLK_S3D4), | |
| 458 | DEF_MOD("scif0", 207, R8A7796_CLK_S3D4), | |
| 459 | DEF_MOD("msiof3", 208, R8A7796_CLK_MSO), | |
| 460 | DEF_MOD("msiof2", 209, R8A7796_CLK_MSO), | |
| 461 | DEF_MOD("msiof1", 210, R8A7796_CLK_MSO), | |
| 462 | DEF_MOD("msiof0", 211, R8A7796_CLK_MSO), | |
| 463 | DEF_MOD("sys-dmac2", 217, R8A7796_CLK_S0D3), | |
| 464 | DEF_MOD("sys-dmac1", 218, R8A7796_CLK_S0D3), | |
| 465 | DEF_MOD("sys-dmac0", 219, R8A7796_CLK_S0D3), | |
| 466 | DEF_MOD("cmt3", 300, R8A7796_CLK_R), | |
| 467 | DEF_MOD("cmt2", 301, R8A7796_CLK_R), | |
| 468 | DEF_MOD("cmt1", 302, R8A7796_CLK_R), | |
| 469 | DEF_MOD("cmt0", 303, R8A7796_CLK_R), | |
| 470 | DEF_MOD("scif2", 310, R8A7796_CLK_S3D4), | |
| 471 | DEF_MOD("sdif3", 311, R8A7796_CLK_SD3), | |
| 472 | DEF_MOD("sdif2", 312, R8A7796_CLK_SD2), | |
| 473 | DEF_MOD("sdif1", 313, R8A7796_CLK_SD1), | |
| 474 | DEF_MOD("sdif0", 314, R8A7796_CLK_SD0), | |
| 475 | DEF_MOD("pcie1", 318, R8A7796_CLK_S3D1), | |
| 476 | DEF_MOD("pcie0", 319, R8A7796_CLK_S3D1), | |
| 477 | DEF_MOD("usb-dmac0", 330, R8A7796_CLK_S3D1), | |
| 478 | DEF_MOD("usb-dmac1", 331, R8A7796_CLK_S3D1), | |
| 479 | DEF_MOD("rwdt", 402, R8A7796_CLK_R), | |
| 480 | DEF_MOD("intc-ex", 407, R8A7796_CLK_CP), | |
| 481 | DEF_MOD("intc-ap", 408, R8A7796_CLK_S3D1), | |
| 482 | DEF_MOD("audmac1", 501, R8A7796_CLK_S0D3), | |
| 483 | DEF_MOD("audmac0", 502, R8A7796_CLK_S0D3), | |
| 484 | DEF_MOD("drif7", 508, R8A7796_CLK_S3D2), | |
| 485 | DEF_MOD("drif6", 509, R8A7796_CLK_S3D2), | |
| 486 | DEF_MOD("drif5", 510, R8A7796_CLK_S3D2), | |
| 487 | DEF_MOD("drif4", 511, R8A7796_CLK_S3D2), | |
| 488 | DEF_MOD("drif3", 512, R8A7796_CLK_S3D2), | |
| 489 | DEF_MOD("drif2", 513, R8A7796_CLK_S3D2), | |
| 490 | DEF_MOD("drif1", 514, R8A7796_CLK_S3D2), | |
| 491 | DEF_MOD("drif0", 515, R8A7796_CLK_S3D2), | |
| 492 | DEF_MOD("hscif4", 516, R8A7796_CLK_S3D1), | |
| 493 | DEF_MOD("hscif3", 517, R8A7796_CLK_S3D1), | |
| 494 | DEF_MOD("hscif2", 518, R8A7796_CLK_S3D1), | |
| 495 | DEF_MOD("hscif1", 519, R8A7796_CLK_S3D1), | |
| 496 | DEF_MOD("hscif0", 520, R8A7796_CLK_S3D1), | |
| 497 | DEF_MOD("thermal", 522, R8A7796_CLK_CP), | |
| 498 | DEF_MOD("pwm", 523, R8A7796_CLK_S0D12), | |
| 499 | DEF_MOD("fcpvd2", 601, R8A7796_CLK_S0D2), | |
| 500 | DEF_MOD("fcpvd1", 602, R8A7796_CLK_S0D2), | |
| 501 | DEF_MOD("fcpvd0", 603, R8A7796_CLK_S0D2), | |
| 502 | DEF_MOD("fcpvb0", 607, R8A7796_CLK_S0D1), | |
| 503 | DEF_MOD("fcpvi0", 611, R8A7796_CLK_S0D1), | |
| 504 | DEF_MOD("fcpf0", 615, R8A7796_CLK_S0D1), | |
| 505 | DEF_MOD("fcpci0", 617, R8A7796_CLK_S0D2), | |
| 506 | DEF_MOD("fcpcs", 619, R8A7796_CLK_S0D2), | |
| 507 | DEF_MOD("vspd2", 621, R8A7796_CLK_S0D2), | |
| 508 | DEF_MOD("vspd1", 622, R8A7796_CLK_S0D2), | |
| 509 | DEF_MOD("vspd0", 623, R8A7796_CLK_S0D2), | |
| 510 | DEF_MOD("vspb", 626, R8A7796_CLK_S0D1), | |
| 511 | DEF_MOD("vspi0", 631, R8A7796_CLK_S0D1), | |
| 512 | DEF_MOD("ehci1", 702, R8A7796_CLK_S3D4), | |
| 513 | DEF_MOD("ehci0", 703, R8A7796_CLK_S3D4), | |
| 514 | DEF_MOD("hsusb", 704, R8A7796_CLK_S3D4), | |
| 515 | DEF_MOD("csi20", 714, R8A7796_CLK_CSI0), | |
| 516 | DEF_MOD("csi40", 716, R8A7796_CLK_CSI0), | |
| 517 | DEF_MOD("du2", 722, R8A7796_CLK_S2D1), | |
| 518 | DEF_MOD("du1", 723, R8A7796_CLK_S2D1), | |
| 519 | DEF_MOD("du0", 724, R8A7796_CLK_S2D1), | |
| 520 | DEF_MOD("lvds", 727, R8A7796_CLK_S2D1), | |
| 521 | DEF_MOD("hdmi0", 729, R8A7796_CLK_HDMI), | |
| 522 | DEF_MOD("vin7", 804, R8A7796_CLK_S0D2), | |
| 523 | DEF_MOD("vin6", 805, R8A7796_CLK_S0D2), | |
| 524 | DEF_MOD("vin5", 806, R8A7796_CLK_S0D2), | |
| 525 | DEF_MOD("vin4", 807, R8A7796_CLK_S0D2), | |
| 526 | DEF_MOD("vin3", 808, R8A7796_CLK_S0D2), | |
| 527 | DEF_MOD("vin2", 809, R8A7796_CLK_S0D2), | |
| 528 | DEF_MOD("vin1", 810, R8A7796_CLK_S0D2), | |
| 529 | DEF_MOD("vin0", 811, R8A7796_CLK_S0D2), | |
| 530 | DEF_MOD("etheravb", 812, R8A7796_CLK_S0D6), | |
| 531 | DEF_MOD("imr1", 822, R8A7796_CLK_S0D2), | |
| 532 | DEF_MOD("imr0", 823, R8A7796_CLK_S0D2), | |
| 533 | DEF_MOD("gpio7", 905, R8A7796_CLK_S3D4), | |
| 534 | DEF_MOD("gpio6", 906, R8A7796_CLK_S3D4), | |
| 535 | DEF_MOD("gpio5", 907, R8A7796_CLK_S3D4), | |
| 536 | DEF_MOD("gpio4", 908, R8A7796_CLK_S3D4), | |
| 537 | DEF_MOD("gpio3", 909, R8A7796_CLK_S3D4), | |
| 538 | DEF_MOD("gpio2", 910, R8A7796_CLK_S3D4), | |
| 539 | DEF_MOD("gpio1", 911, R8A7796_CLK_S3D4), | |
| 540 | DEF_MOD("gpio0", 912, R8A7796_CLK_S3D4), | |
| 541 | DEF_MOD("can-fd", 914, R8A7796_CLK_S3D2), | |
| 542 | DEF_MOD("can-if1", 915, R8A7796_CLK_S3D4), | |
| 543 | DEF_MOD("can-if0", 916, R8A7796_CLK_S3D4), | |
| 544 | DEF_MOD("i2c6", 918, R8A7796_CLK_S0D6), | |
| 545 | DEF_MOD("i2c5", 919, R8A7796_CLK_S0D6), | |
| 546 | DEF_MOD("i2c-dvfs", 926, R8A7796_CLK_CP), | |
| 547 | DEF_MOD("i2c4", 927, R8A7796_CLK_S0D6), | |
| 548 | DEF_MOD("i2c3", 928, R8A7796_CLK_S0D6), | |
| 549 | DEF_MOD("i2c2", 929, R8A7796_CLK_S3D2), | |
| 550 | DEF_MOD("i2c1", 930, R8A7796_CLK_S3D2), | |
| 551 | DEF_MOD("i2c0", 931, R8A7796_CLK_S3D2), | |
| 552 | DEF_MOD("ssi-all", 1005, R8A7796_CLK_S3D4), | |
| 553 | DEF_MOD("ssi9", 1006, MOD_CLK_ID(1005)), | |
| 554 | DEF_MOD("ssi8", 1007, MOD_CLK_ID(1005)), | |
| 555 | DEF_MOD("ssi7", 1008, MOD_CLK_ID(1005)), | |
| 556 | DEF_MOD("ssi6", 1009, MOD_CLK_ID(1005)), | |
| 557 | DEF_MOD("ssi5", 1010, MOD_CLK_ID(1005)), | |
| 558 | DEF_MOD("ssi4", 1011, MOD_CLK_ID(1005)), | |
| 559 | DEF_MOD("ssi3", 1012, MOD_CLK_ID(1005)), | |
| 560 | DEF_MOD("ssi2", 1013, MOD_CLK_ID(1005)), | |
| 561 | DEF_MOD("ssi1", 1014, MOD_CLK_ID(1005)), | |
| 562 | DEF_MOD("ssi0", 1015, MOD_CLK_ID(1005)), | |
| 563 | DEF_MOD("scu-all", 1017, R8A7796_CLK_S3D4), | |
| 564 | DEF_MOD("scu-dvc1", 1018, MOD_CLK_ID(1017)), | |
| 565 | DEF_MOD("scu-dvc0", 1019, MOD_CLK_ID(1017)), | |
| 566 | DEF_MOD("scu-ctu1-mix1", 1020, MOD_CLK_ID(1017)), | |
| 567 | DEF_MOD("scu-ctu0-mix0", 1021, MOD_CLK_ID(1017)), | |
| 568 | DEF_MOD("scu-src9", 1022, MOD_CLK_ID(1017)), | |
| 569 | DEF_MOD("scu-src8", 1023, MOD_CLK_ID(1017)), | |
| 570 | DEF_MOD("scu-src7", 1024, MOD_CLK_ID(1017)), | |
| 571 | DEF_MOD("scu-src6", 1025, MOD_CLK_ID(1017)), | |
| 572 | DEF_MOD("scu-src5", 1026, MOD_CLK_ID(1017)), | |
| 573 | DEF_MOD("scu-src4", 1027, MOD_CLK_ID(1017)), | |
| 574 | DEF_MOD("scu-src3", 1028, MOD_CLK_ID(1017)), | |
| 575 | DEF_MOD("scu-src2", 1029, MOD_CLK_ID(1017)), | |
| 576 | DEF_MOD("scu-src1", 1030, MOD_CLK_ID(1017)), | |
| 577 | DEF_MOD("scu-src0", 1031, MOD_CLK_ID(1017)), | |
| 578 | }; | |
| 579 | ||
| 580 | /* | |
| 581 | * CPG Clock Data | |
| 582 | */ | |
| 583 | ||
| 584 | /* | |
| 585 | * MD EXTAL PLL0 PLL1 PLL2 PLL3 PLL4 | |
| 586 | * 14 13 19 17 (MHz) | |
| 587 | *------------------------------------------------------------------- | |
| 588 | * 0 0 0 0 16.66 x 1 x180 x192 x144 x192 x144 | |
| 589 | * 0 0 0 1 16.66 x 1 x180 x192 x144 x128 x144 | |
| 590 | * 0 0 1 0 Prohibited setting | |
| 591 | * 0 0 1 1 16.66 x 1 x180 x192 x144 x192 x144 | |
| 592 | * 0 1 0 0 20 x 1 x150 x160 x120 x160 x120 | |
| 593 | * 0 1 0 1 20 x 1 x150 x160 x120 x106 x120 | |
| 594 | * 0 1 1 0 Prohibited setting | |
| 595 | * 0 1 1 1 20 x 1 x150 x160 x120 x160 x120 | |
| 596 | * 1 0 0 0 25 x 1 x120 x128 x96 x128 x96 | |
| 597 | * 1 0 0 1 25 x 1 x120 x128 x96 x84 x96 | |
| 598 | * 1 0 1 0 Prohibited setting | |
| 599 | * 1 0 1 1 25 x 1 x120 x128 x96 x128 x96 | |
| 600 | * 1 1 0 0 33.33 / 2 x180 x192 x144 x192 x144 | |
| 601 | * 1 1 0 1 33.33 / 2 x180 x192 x144 x128 x144 | |
| 602 | * 1 1 1 0 Prohibited setting | |
| 603 | * 1 1 1 1 33.33 / 2 x180 x192 x144 x192 x144 | |
| 604 | */ | |
| 605 | #define CPG_PLL_CONFIG_INDEX(md) ((((md) & BIT(14)) >> 11) | \ | |
| 606 | (((md) & BIT(13)) >> 11) | \ | |
| 607 | (((md) & BIT(19)) >> 18) | \ | |
| 608 | (((md) & BIT(17)) >> 17)) | |
| 609 | ||
| 610 | static const struct rcar_gen3_cpg_pll_config cpg_pll_configs[16] = { | |
| 611 | /* EXTAL div PLL1 mult PLL3 mult */ | |
| 612 | { 1, 192, 192, }, | |
| 613 | { 1, 192, 128, }, | |
| 614 | { 0, /* Prohibited setting */ }, | |
| 615 | { 1, 192, 192, }, | |
| 616 | { 1, 160, 160, }, | |
| 617 | { 1, 160, 106, }, | |
| 618 | { 0, /* Prohibited setting */ }, | |
| 619 | { 1, 160, 160, }, | |
| 620 | { 1, 128, 128, }, | |
| 621 | { 1, 128, 84, }, | |
| 622 | { 0, /* Prohibited setting */ }, | |
| 623 | { 1, 128, 128, }, | |
| 624 | { 2, 192, 192, }, | |
| 625 | { 2, 192, 128, }, | |
| 626 | { 0, /* Prohibited setting */ }, | |
| 627 | { 2, 192, 192, }, | |
| 628 | }; | |
| 629 | ||
| 630 | /* | |
| 631 | * SDn Clock | |
| 632 | */ | |
| 633 | #define CPG_SD_STP_HCK BIT(9) | |
| 634 | #define CPG_SD_STP_CK BIT(8) | |
| 635 | ||
| 636 | #define CPG_SD_STP_MASK (CPG_SD_STP_HCK | CPG_SD_STP_CK) | |
| 637 | #define CPG_SD_FC_MASK (0x7 << 2 | 0x3 << 0) | |
| 638 | ||
| 639 | #define CPG_SD_DIV_TABLE_DATA(stp_hck, stp_ck, sd_srcfc, sd_fc, sd_div) \ | |
| 640 | { \ | |
| 641 | .val = ((stp_hck) ? CPG_SD_STP_HCK : 0) | \ | |
| 642 | ((stp_ck) ? CPG_SD_STP_CK : 0) | \ | |
| 643 | ((sd_srcfc) << 2) | \ | |
| 644 | ((sd_fc) << 0), \ | |
| 645 | .div = (sd_div), \ | |
| 646 | } | |
| 647 | ||
| 648 | struct sd_div_table { | |
| 649 | u32 val; | |
| 650 | unsigned int div; | |
| 651 | }; | |
| 652 | ||
| 653 | /* SDn divider | |
| 654 | * sd_srcfc sd_fc div | |
| 655 | * stp_hck stp_ck (div) (div) = sd_srcfc x sd_fc | |
| 656 | *------------------------------------------------------------------- | |
| 657 | * 0 0 0 (1) 1 (4) 4 | |
| 658 | * 0 0 1 (2) 1 (4) 8 | |
| 659 | * 1 0 2 (4) 1 (4) 16 | |
| 660 | * 1 0 3 (8) 1 (4) 32 | |
| 661 | * 1 0 4 (16) 1 (4) 64 | |
| 662 | * 0 0 0 (1) 0 (2) 2 | |
| 663 | * 0 0 1 (2) 0 (2) 4 | |
| 664 | * 1 0 2 (4) 0 (2) 8 | |
| 665 | * 1 0 3 (8) 0 (2) 16 | |
| 666 | * 1 0 4 (16) 0 (2) 32 | |
| 667 | */ | |
| 668 | static const struct sd_div_table cpg_sd_div_table[] = { | |
| 669 | /* CPG_SD_DIV_TABLE_DATA(stp_hck, stp_ck, sd_srcfc, sd_fc, sd_div) */ | |
| 670 | CPG_SD_DIV_TABLE_DATA(0, 0, 0, 1, 4), | |
| 671 | CPG_SD_DIV_TABLE_DATA(0, 0, 1, 1, 8), | |
| 672 | CPG_SD_DIV_TABLE_DATA(1, 0, 2, 1, 16), | |
| 673 | CPG_SD_DIV_TABLE_DATA(1, 0, 3, 1, 32), | |
| 674 | CPG_SD_DIV_TABLE_DATA(1, 0, 4, 1, 64), | |
| 675 | CPG_SD_DIV_TABLE_DATA(0, 0, 0, 0, 2), | |
| 676 | CPG_SD_DIV_TABLE_DATA(0, 0, 1, 0, 4), | |
| 677 | CPG_SD_DIV_TABLE_DATA(1, 0, 2, 0, 8), | |
| 678 | CPG_SD_DIV_TABLE_DATA(1, 0, 3, 0, 16), | |
| 679 | CPG_SD_DIV_TABLE_DATA(1, 0, 4, 0, 32), | |
| 680 | }; | |
| 681 | ||
| 682 | static bool gen3_clk_is_mod(struct clk *clk) | |
| 683 | { | |
| 684 | return (clk->id >> 16) == CPG_MOD; | |
| 685 | } | |
| 686 | ||
| 687 | static int gen3_clk_get_mod(struct clk *clk, const struct mssr_mod_clk **mssr) | |
| 688 | { | |
| 689 | struct gen3_clk_priv *priv = dev_get_priv(clk->dev); | |
| 690 | const unsigned long clkid = clk->id & 0xffff; | |
| 691 | int i; | |
| 692 | ||
| 693 | if (!gen3_clk_is_mod(clk)) | |
| 694 | return -EINVAL; | |
| 695 | ||
| 696 | for (i = 0; i < priv->mod_clk_size; i++) { | |
| 697 | if (priv->mod_clk[i].id != MOD_CLK_ID(clkid)) | |
| 698 | continue; | |
| 699 | ||
| 700 | *mssr = &priv->mod_clk[i]; | |
| 701 | return 0; | |
| 702 | } | |
| 703 | ||
| 704 | return -ENODEV; | |
| 705 | } | |
| 706 | ||
| 707 | static int gen3_clk_get_core(struct clk *clk, const struct cpg_core_clk **core) | |
| 708 | { | |
| fd8692b8 | 709 | struct gen3_clk_priv *priv = dev_get_priv(clk->dev); |
| 36c2ee4c MV |
710 | const unsigned long clkid = clk->id & 0xffff; |
| 711 | int i; | |
| 712 | ||
| 713 | if (gen3_clk_is_mod(clk)) | |
| 714 | return -EINVAL; | |
| 715 | ||
| fd8692b8 MV |
716 | for (i = 0; i < priv->core_clk_size; i++) { |
| 717 | if (priv->core_clk[i].id != clkid) | |
| 36c2ee4c MV |
718 | continue; |
| 719 | ||
| fd8692b8 | 720 | *core = &priv->core_clk[i]; |
| 36c2ee4c MV |
721 | return 0; |
| 722 | } | |
| 723 | ||
| 724 | return -ENODEV; | |
| 725 | } | |
| 726 | ||
| 727 | static int gen3_clk_get_parent(struct clk *clk, struct clk *parent) | |
| 728 | { | |
| 729 | const struct cpg_core_clk *core; | |
| 730 | const struct mssr_mod_clk *mssr; | |
| 731 | int ret; | |
| 732 | ||
| 733 | if (gen3_clk_is_mod(clk)) { | |
| 734 | ret = gen3_clk_get_mod(clk, &mssr); | |
| 735 | if (ret) | |
| 736 | return ret; | |
| 737 | ||
| 738 | parent->id = mssr->parent; | |
| 739 | } else { | |
| 740 | ret = gen3_clk_get_core(clk, &core); | |
| 741 | if (ret) | |
| 742 | return ret; | |
| 743 | ||
| 744 | if (core->type == CLK_TYPE_IN) | |
| 745 | parent->id = ~0; /* Top-level clock */ | |
| 746 | else | |
| 747 | parent->id = core->parent; | |
| 748 | } | |
| 749 | ||
| 750 | parent->dev = clk->dev; | |
| 751 | ||
| 752 | return 0; | |
| 753 | } | |
| 754 | ||
| 755 | static int gen3_clk_endisable(struct clk *clk, bool enable) | |
| 756 | { | |
| 757 | struct gen3_clk_priv *priv = dev_get_priv(clk->dev); | |
| 758 | const unsigned long clkid = clk->id & 0xffff; | |
| 759 | const unsigned int reg = clkid / 100; | |
| 760 | const unsigned int bit = clkid % 100; | |
| 761 | const u32 bitmask = BIT(bit); | |
| 762 | ||
| 763 | if (!gen3_clk_is_mod(clk)) | |
| 764 | return -EINVAL; | |
| 765 | ||
| 766 | debug("%s[%i] MSTP %lu=%02u/%02u %s\n", __func__, __LINE__, | |
| 767 | clkid, reg, bit, enable ? "ON" : "OFF"); | |
| 768 | ||
| 769 | if (enable) { | |
| 770 | clrbits_le32(priv->base + SMSTPCR(reg), bitmask); | |
| 771 | return wait_for_bit("MSTP", priv->base + MSTPSR(reg), | |
| 772 | bitmask, 0, 100, 0); | |
| 773 | } else { | |
| 774 | setbits_le32(priv->base + SMSTPCR(reg), bitmask); | |
| 775 | return 0; | |
| 776 | } | |
| 777 | } | |
| 778 | ||
| 779 | static int gen3_clk_enable(struct clk *clk) | |
| 780 | { | |
| 781 | return gen3_clk_endisable(clk, true); | |
| 782 | } | |
| 783 | ||
| 784 | static int gen3_clk_disable(struct clk *clk) | |
| 785 | { | |
| 786 | return gen3_clk_endisable(clk, false); | |
| 787 | } | |
| 788 | ||
| 789 | static ulong gen3_clk_get_rate(struct clk *clk) | |
| 790 | { | |
| 791 | struct gen3_clk_priv *priv = dev_get_priv(clk->dev); | |
| 792 | struct clk parent; | |
| 793 | const struct cpg_core_clk *core; | |
| 794 | const struct rcar_gen3_cpg_pll_config *pll_config = | |
| 795 | priv->cpg_pll_config; | |
| 796 | u32 value, mult, rate = 0; | |
| 797 | int i, ret; | |
| 798 | ||
| 799 | debug("%s[%i] Clock: id=%lu\n", __func__, __LINE__, clk->id); | |
| 800 | ||
| 801 | ret = gen3_clk_get_parent(clk, &parent); | |
| 802 | if (ret) { | |
| 803 | printf("%s[%i] parent fail, ret=%i\n", __func__, __LINE__, ret); | |
| 804 | return ret; | |
| 805 | } | |
| 806 | ||
| 807 | if (gen3_clk_is_mod(clk)) { | |
| 808 | rate = gen3_clk_get_rate(&parent); | |
| 809 | debug("%s[%i] MOD clk: parent=%lu => rate=%u\n", | |
| 810 | __func__, __LINE__, parent.id, rate); | |
| 811 | return rate; | |
| 812 | } | |
| 813 | ||
| 814 | ret = gen3_clk_get_core(clk, &core); | |
| 815 | if (ret) | |
| 816 | return ret; | |
| 817 | ||
| 818 | switch (core->type) { | |
| 819 | case CLK_TYPE_IN: | |
| 820 | if (core->id == CLK_EXTAL) { | |
| 821 | rate = clk_get_rate(&priv->clk_extal); | |
| 822 | debug("%s[%i] EXTAL clk: rate=%u\n", | |
| 823 | __func__, __LINE__, rate); | |
| 824 | return rate; | |
| 825 | } | |
| 826 | ||
| 827 | if (core->id == CLK_EXTALR) { | |
| 828 | rate = clk_get_rate(&priv->clk_extalr); | |
| 829 | debug("%s[%i] EXTALR clk: rate=%u\n", | |
| 830 | __func__, __LINE__, rate); | |
| 831 | return rate; | |
| 832 | } | |
| 833 | ||
| 834 | return -EINVAL; | |
| 835 | ||
| 836 | case CLK_TYPE_GEN3_MAIN: | |
| 837 | rate = gen3_clk_get_rate(&parent) / pll_config->extal_div; | |
| 838 | debug("%s[%i] MAIN clk: parent=%i extal_div=%i => rate=%u\n", | |
| 839 | __func__, __LINE__, | |
| 840 | core->parent, pll_config->extal_div, rate); | |
| 841 | return rate; | |
| 842 | ||
| 843 | case CLK_TYPE_GEN3_PLL0: | |
| 844 | value = readl(priv->base + CPG_PLL0CR); | |
| 845 | mult = (((value >> 24) & 0x7f) + 1) * 2; | |
| 846 | rate = gen3_clk_get_rate(&parent) * mult; | |
| 847 | debug("%s[%i] PLL0 clk: parent=%i mult=%u => rate=%u\n", | |
| 848 | __func__, __LINE__, core->parent, mult, rate); | |
| 849 | return rate; | |
| 850 | ||
| 851 | case CLK_TYPE_GEN3_PLL1: | |
| 852 | rate = gen3_clk_get_rate(&parent) * pll_config->pll1_mult; | |
| 853 | debug("%s[%i] PLL1 clk: parent=%i mul=%i => rate=%u\n", | |
| 854 | __func__, __LINE__, | |
| 855 | core->parent, pll_config->pll1_mult, rate); | |
| 856 | return rate; | |
| 857 | ||
| 858 | case CLK_TYPE_GEN3_PLL2: | |
| 859 | value = readl(priv->base + CPG_PLL2CR); | |
| 860 | mult = (((value >> 24) & 0x7f) + 1) * 2; | |
| 861 | rate = gen3_clk_get_rate(&parent) * mult; | |
| 862 | debug("%s[%i] PLL2 clk: parent=%i mult=%u => rate=%u\n", | |
| 863 | __func__, __LINE__, core->parent, mult, rate); | |
| 864 | return rate; | |
| 865 | ||
| 866 | case CLK_TYPE_GEN3_PLL3: | |
| 867 | rate = gen3_clk_get_rate(&parent) * pll_config->pll3_mult; | |
| 868 | debug("%s[%i] PLL3 clk: parent=%i mul=%i => rate=%u\n", | |
| 869 | __func__, __LINE__, | |
| 870 | core->parent, pll_config->pll3_mult, rate); | |
| 871 | return rate; | |
| 872 | ||
| 873 | case CLK_TYPE_GEN3_PLL4: | |
| 874 | value = readl(priv->base + CPG_PLL4CR); | |
| 875 | mult = (((value >> 24) & 0x7f) + 1) * 2; | |
| 876 | rate = gen3_clk_get_rate(&parent) * mult; | |
| 877 | debug("%s[%i] PLL4 clk: parent=%i mult=%u => rate=%u\n", | |
| 878 | __func__, __LINE__, core->parent, mult, rate); | |
| 879 | return rate; | |
| 880 | ||
| 881 | case CLK_TYPE_FF: | |
| 882 | rate = (gen3_clk_get_rate(&parent) * core->mult) / core->div; | |
| 883 | debug("%s[%i] FIXED clk: parent=%i div=%i mul=%i => rate=%u\n", | |
| 884 | __func__, __LINE__, | |
| 885 | core->parent, core->mult, core->div, rate); | |
| 886 | return rate; | |
| 887 | ||
| 888 | case CLK_TYPE_GEN3_SD: /* FIXME */ | |
| 889 | value = readl(priv->base + core->offset); | |
| 890 | value &= CPG_SD_STP_MASK | CPG_SD_FC_MASK; | |
| 891 | ||
| 892 | for (i = 0; i < ARRAY_SIZE(cpg_sd_div_table); i++) { | |
| 893 | if (cpg_sd_div_table[i].val != value) | |
| 894 | continue; | |
| 895 | ||
| 896 | rate = gen3_clk_get_rate(&parent) / | |
| 897 | cpg_sd_div_table[i].div; | |
| 898 | debug("%s[%i] SD clk: parent=%i div=%i => rate=%u\n", | |
| 899 | __func__, __LINE__, | |
| 900 | core->parent, cpg_sd_div_table[i].div, rate); | |
| 901 | ||
| 902 | return rate; | |
| 903 | } | |
| 904 | ||
| 905 | return -EINVAL; | |
| 906 | } | |
| 907 | ||
| 908 | printf("%s[%i] unknown fail\n", __func__, __LINE__); | |
| 909 | ||
| 910 | return -ENOENT; | |
| 911 | } | |
| 912 | ||
| 913 | static ulong gen3_clk_set_rate(struct clk *clk, ulong rate) | |
| 914 | { | |
| 915 | return gen3_clk_get_rate(clk); | |
| 916 | } | |
| 917 | ||
| 918 | static int gen3_clk_of_xlate(struct clk *clk, struct ofnode_phandle_args *args) | |
| 919 | { | |
| 920 | if (args->args_count != 2) { | |
| 921 | debug("Invaild args_count: %d\n", args->args_count); | |
| 922 | return -EINVAL; | |
| 923 | } | |
| 924 | ||
| 925 | clk->id = (args->args[0] << 16) | args->args[1]; | |
| 926 | ||
| 927 | return 0; | |
| 928 | } | |
| 929 | ||
| 930 | static const struct clk_ops gen3_clk_ops = { | |
| 931 | .enable = gen3_clk_enable, | |
| 932 | .disable = gen3_clk_disable, | |
| 933 | .get_rate = gen3_clk_get_rate, | |
| 934 | .set_rate = gen3_clk_set_rate, | |
| 935 | .of_xlate = gen3_clk_of_xlate, | |
| 936 | }; | |
| 937 | ||
| 938 | enum gen3_clk_model { | |
| 939 | CLK_R8A7795, | |
| 940 | CLK_R8A7796, | |
| 941 | }; | |
| 942 | ||
| 943 | static int gen3_clk_probe(struct udevice *dev) | |
| 944 | { | |
| 945 | struct gen3_clk_priv *priv = dev_get_priv(dev); | |
| 946 | enum gen3_clk_model model = dev_get_driver_data(dev); | |
| 947 | fdt_addr_t rst_base; | |
| 948 | u32 cpg_mode; | |
| 949 | int ret; | |
| 950 | ||
| 951 | priv->base = (struct gen3_base *)devfdt_get_addr(dev); | |
| 952 | if (!priv->base) | |
| 953 | return -EINVAL; | |
| 954 | ||
| 955 | switch (model) { | |
| 956 | case CLK_R8A7795: | |
| fd8692b8 MV |
957 | priv->core_clk = r8a7795_core_clks; |
| 958 | priv->core_clk_size = ARRAY_SIZE(r8a7795_core_clks); | |
| 36c2ee4c MV |
959 | priv->mod_clk = r8a7795_mod_clks; |
| 960 | priv->mod_clk_size = ARRAY_SIZE(r8a7795_mod_clks); | |
| 961 | ret = fdt_node_offset_by_compatible(gd->fdt_blob, -1, | |
| 962 | "renesas,r8a7795-rst"); | |
| 963 | if (ret < 0) | |
| 964 | return ret; | |
| 965 | break; | |
| 966 | case CLK_R8A7796: | |
| fd8692b8 MV |
967 | priv->core_clk = r8a7796_core_clks; |
| 968 | priv->core_clk_size = ARRAY_SIZE(r8a7796_core_clks); | |
| 36c2ee4c MV |
969 | priv->mod_clk = r8a7796_mod_clks; |
| 970 | priv->mod_clk_size = ARRAY_SIZE(r8a7796_mod_clks); | |
| 971 | ret = fdt_node_offset_by_compatible(gd->fdt_blob, -1, | |
| 972 | "renesas,r8a7796-rst"); | |
| 973 | if (ret < 0) | |
| 974 | return ret; | |
| 975 | break; | |
| 976 | default: | |
| 977 | return -EINVAL; | |
| 978 | } | |
| 979 | ||
| 980 | rst_base = fdtdec_get_addr(gd->fdt_blob, ret, "reg"); | |
| 981 | if (rst_base == FDT_ADDR_T_NONE) | |
| 982 | return -EINVAL; | |
| 983 | ||
| 984 | cpg_mode = readl(rst_base + CPG_RST_MODEMR); | |
| 985 | ||
| 986 | priv->cpg_pll_config = &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)]; | |
| 987 | if (!priv->cpg_pll_config->extal_div) | |
| 988 | return -EINVAL; | |
| 989 | ||
| 990 | ret = clk_get_by_name(dev, "extal", &priv->clk_extal); | |
| 991 | if (ret < 0) | |
| 992 | return ret; | |
| 993 | ||
| 994 | ret = clk_get_by_name(dev, "extalr", &priv->clk_extalr); | |
| 995 | if (ret < 0) | |
| 996 | return ret; | |
| 997 | ||
| 998 | return 0; | |
| 999 | } | |
| 1000 | ||
| 1001 | static const struct udevice_id gen3_clk_ids[] = { | |
| 1002 | { .compatible = "renesas,r8a7795-cpg-mssr", .data = CLK_R8A7795 }, | |
| 1003 | { .compatible = "renesas,r8a7796-cpg-mssr", .data = CLK_R8A7796 }, | |
| 1004 | { } | |
| 1005 | }; | |
| 1006 | ||
| 1007 | U_BOOT_DRIVER(clk_gen3) = { | |
| 1008 | .name = "clk_gen3", | |
| 1009 | .id = UCLASS_CLK, | |
| 1010 | .of_match = gen3_clk_ids, | |
| 1011 | .priv_auto_alloc_size = sizeof(struct gen3_clk_priv), | |
| 1012 | .ops = &gen3_clk_ops, | |
| 1013 | .probe = gen3_clk_probe, | |
| 1014 | }; |