1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (c) 2015, The Linux Foundation. All rights reserved. 4 */ 5 6 #include "dsi_cfg.h" 7 8 static const char * const dsi_v2_bus_clk_names[] = { 9 "core_mmss", "iface", "bus", 10 }; 11 12 static const struct msm_dsi_config apq8064_dsi_cfg = { 13 .io_offset = 0, 14 .reg_cfg = { 15 .num = 3, 16 .regs = { 17 {"vdda", 100000, 100}, /* 1.2 V */ 18 {"avdd", 10000, 100}, /* 3.0 V */ 19 {"vddio", 100000, 100}, /* 1.8 V */ 20 }, 21 }, 22 .bus_clk_names = dsi_v2_bus_clk_names, 23 .num_bus_clks = ARRAY_SIZE(dsi_v2_bus_clk_names), 24 .io_start = { 0x4700000, 0x5800000 }, 25 .num_dsi = 2, 26 }; 27 28 static const char * const dsi_6g_bus_clk_names[] = { 29 "mdp_core", "iface", "bus", "core_mmss", 30 }; 31 32 static const struct msm_dsi_config msm8974_apq8084_dsi_cfg = { 33 .io_offset = DSI_6G_REG_SHIFT, 34 .reg_cfg = { 35 .num = 4, 36 .regs = { 37 {"gdsc", -1, -1}, 38 {"vdd", 150000, 100}, /* 3.0 V */ 39 {"vdda", 100000, 100}, /* 1.2 V */ 40 {"vddio", 100000, 100}, /* 1.8 V */ 41 }, 42 }, 43 .bus_clk_names = dsi_6g_bus_clk_names, 44 .num_bus_clks = ARRAY_SIZE(dsi_6g_bus_clk_names), 45 .io_start = { 0xfd922800, 0xfd922b00 }, 46 .num_dsi = 2, 47 }; 48 49 static const char * const dsi_8916_bus_clk_names[] = { 50 "mdp_core", "iface", "bus", 51 }; 52 53 static const struct msm_dsi_config msm8916_dsi_cfg = { 54 .io_offset = DSI_6G_REG_SHIFT, 55 .reg_cfg = { 56 .num = 3, 57 .regs = { 58 {"gdsc", -1, -1}, 59 {"vdda", 100000, 100}, /* 1.2 V */ 60 {"vddio", 100000, 100}, /* 1.8 V */ 61 }, 62 }, 63 .bus_clk_names = dsi_8916_bus_clk_names, 64 .num_bus_clks = ARRAY_SIZE(dsi_8916_bus_clk_names), 65 .io_start = { 0x1a98000 }, 66 .num_dsi = 1, 67 }; 68 69 static const char * const dsi_8976_bus_clk_names[] = { 70 "mdp_core", "iface", "bus", 71 }; 72 73 static const struct msm_dsi_config msm8976_dsi_cfg = { 74 .io_offset = DSI_6G_REG_SHIFT, 75 .reg_cfg = { 76 .num = 3, 77 .regs = { 78 {"gdsc", -1, -1}, 79 {"vdda", 100000, 100}, /* 1.2 V */ 80 {"vddio", 100000, 100}, /* 1.8 V */ 81 }, 82 }, 83 .bus_clk_names = dsi_8976_bus_clk_names, 84 .num_bus_clks = ARRAY_SIZE(dsi_8976_bus_clk_names), 85 .io_start = { 0x1a94000, 0x1a96000 }, 86 .num_dsi = 2, 87 }; 88 89 static const struct msm_dsi_config msm8994_dsi_cfg = { 90 .io_offset = DSI_6G_REG_SHIFT, 91 .reg_cfg = { 92 .num = 7, 93 .regs = { 94 {"gdsc", -1, -1}, 95 {"vdda", 100000, 100}, /* 1.25 V */ 96 {"vddio", 100000, 100}, /* 1.8 V */ 97 {"vcca", 10000, 100}, /* 1.0 V */ 98 {"vdd", 100000, 100}, /* 1.8 V */ 99 {"lab_reg", -1, -1}, 100 {"ibb_reg", -1, -1}, 101 }, 102 }, 103 .bus_clk_names = dsi_6g_bus_clk_names, 104 .num_bus_clks = ARRAY_SIZE(dsi_6g_bus_clk_names), 105 .io_start = { 0xfd998000, 0xfd9a0000 }, 106 .num_dsi = 2, 107 }; 108 109 /* 110 * TODO: core_mmss_clk fails to enable for some reason, but things work fine 111 * without it too. Figure out why it doesn't enable and uncomment below 112 */ 113 static const char * const dsi_8996_bus_clk_names[] = { 114 "mdp_core", "iface", "bus", /* "core_mmss", */ 115 }; 116 117 static const struct msm_dsi_config msm8996_dsi_cfg = { 118 .io_offset = DSI_6G_REG_SHIFT, 119 .reg_cfg = { 120 .num = 2, 121 .regs = { 122 {"vdda", 18160, 1 }, /* 1.25 V */ 123 {"vcca", 17000, 32 }, /* 0.925 V */ 124 {"vddio", 100000, 100 },/* 1.8 V */ 125 }, 126 }, 127 .bus_clk_names = dsi_8996_bus_clk_names, 128 .num_bus_clks = ARRAY_SIZE(dsi_8996_bus_clk_names), 129 .io_start = { 0x994000, 0x996000 }, 130 .num_dsi = 2, 131 }; 132 133 static const char * const dsi_msm8998_bus_clk_names[] = { 134 "iface", "bus", "core", 135 }; 136 137 static const struct msm_dsi_config msm8998_dsi_cfg = { 138 .io_offset = DSI_6G_REG_SHIFT, 139 .reg_cfg = { 140 .num = 2, 141 .regs = { 142 {"vdd", 367000, 16 }, /* 0.9 V */ 143 {"vdda", 62800, 2 }, /* 1.2 V */ 144 }, 145 }, 146 .bus_clk_names = dsi_msm8998_bus_clk_names, 147 .num_bus_clks = ARRAY_SIZE(dsi_msm8998_bus_clk_names), 148 .io_start = { 0xc994000, 0xc996000 }, 149 .num_dsi = 2, 150 }; 151 152 static const char * const dsi_sdm845_bus_clk_names[] = { 153 "iface", "bus", 154 }; 155 156 static const struct msm_dsi_config sdm845_dsi_cfg = { 157 .io_offset = DSI_6G_REG_SHIFT, 158 .reg_cfg = { 159 .num = 1, 160 .regs = { 161 {"vdda", 21800, 4 }, /* 1.2 V */ 162 }, 163 }, 164 .bus_clk_names = dsi_sdm845_bus_clk_names, 165 .num_bus_clks = ARRAY_SIZE(dsi_sdm845_bus_clk_names), 166 .io_start = { 0xae94000, 0xae96000 }, 167 .num_dsi = 2, 168 }; 169 170 static const struct msm_dsi_host_cfg_ops msm_dsi_v2_host_ops = { 171 .link_clk_enable = dsi_link_clk_enable_v2, 172 .link_clk_disable = dsi_link_clk_disable_v2, 173 .clk_init_ver = dsi_clk_init_v2, 174 .tx_buf_alloc = dsi_tx_buf_alloc_v2, 175 .tx_buf_get = dsi_tx_buf_get_v2, 176 .tx_buf_put = NULL, 177 .dma_base_get = dsi_dma_base_get_v2, 178 .calc_clk_rate = dsi_calc_clk_rate_v2, 179 }; 180 181 static const struct msm_dsi_host_cfg_ops msm_dsi_6g_host_ops = { 182 .link_clk_enable = dsi_link_clk_enable_6g, 183 .link_clk_disable = dsi_link_clk_disable_6g, 184 .clk_init_ver = NULL, 185 .tx_buf_alloc = dsi_tx_buf_alloc_6g, 186 .tx_buf_get = dsi_tx_buf_get_6g, 187 .tx_buf_put = dsi_tx_buf_put_6g, 188 .dma_base_get = dsi_dma_base_get_6g, 189 .calc_clk_rate = dsi_calc_clk_rate_6g, 190 }; 191 192 static const struct msm_dsi_host_cfg_ops msm_dsi_6g_v2_host_ops = { 193 .link_clk_enable = dsi_link_clk_enable_6g, 194 .link_clk_disable = dsi_link_clk_disable_6g, 195 .clk_init_ver = dsi_clk_init_6g_v2, 196 .tx_buf_alloc = dsi_tx_buf_alloc_6g, 197 .tx_buf_get = dsi_tx_buf_get_6g, 198 .tx_buf_put = dsi_tx_buf_put_6g, 199 .dma_base_get = dsi_dma_base_get_6g, 200 .calc_clk_rate = dsi_calc_clk_rate_6g, 201 }; 202 203 static const struct msm_dsi_cfg_handler dsi_cfg_handlers[] = { 204 {MSM_DSI_VER_MAJOR_V2, MSM_DSI_V2_VER_MINOR_8064, 205 &apq8064_dsi_cfg, &msm_dsi_v2_host_ops}, 206 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_0, 207 &msm8974_apq8084_dsi_cfg, &msm_dsi_6g_host_ops}, 208 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_1, 209 &msm8974_apq8084_dsi_cfg, &msm_dsi_6g_host_ops}, 210 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_1_1, 211 &msm8974_apq8084_dsi_cfg, &msm_dsi_6g_host_ops}, 212 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_2, 213 &msm8974_apq8084_dsi_cfg, &msm_dsi_6g_host_ops}, 214 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_3, 215 &msm8994_dsi_cfg, &msm_dsi_6g_host_ops}, 216 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_3_1, 217 &msm8916_dsi_cfg, &msm_dsi_6g_host_ops}, 218 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_4_1, 219 &msm8996_dsi_cfg, &msm_dsi_6g_host_ops}, 220 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_4_2, 221 &msm8976_dsi_cfg, &msm_dsi_6g_host_ops}, 222 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V2_2_0, 223 &msm8998_dsi_cfg, &msm_dsi_6g_v2_host_ops}, 224 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V2_2_1, 225 &sdm845_dsi_cfg, &msm_dsi_6g_v2_host_ops}, 226 }; 227 228 const struct msm_dsi_cfg_handler *msm_dsi_cfg_get(u32 major, u32 minor) 229 { 230 const struct msm_dsi_cfg_handler *cfg_hnd = NULL; 231 int i; 232 233 for (i = ARRAY_SIZE(dsi_cfg_handlers) - 1; i >= 0; i--) { 234 if ((dsi_cfg_handlers[i].major == major) && 235 (dsi_cfg_handlers[i].minor == minor)) { 236 cfg_hnd = &dsi_cfg_handlers[i]; 237 break; 238 } 239 } 240 241 return cfg_hnd; 242 } 243 244