1 /* 2 * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com> 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <common.h> 8 #include <libfdt.h> 9 #include <linux/kernel.h> 10 11 #include "init.h" 12 13 DECLARE_GLOBAL_DATA_PTR; 14 15 #if defined(CONFIG_ARCH_UNIPHIER_PH1_SLD3) 16 static const struct uniphier_board_data ph1_sld3_data = { 17 .dram_freq = 1600, 18 .dram_nr_ch = 3, 19 .dram_ch[0] = { 20 .base = 0x80000000, 21 .size = 0x20000000, 22 .width = 32, 23 }, 24 .dram_ch[1] = { 25 .base = 0xc0000000, 26 .size = 0x20000000, 27 .width = 16, 28 }, 29 .dram_ch[2] = { 30 .base = 0xc0000000, 31 .size = 0x10000000, 32 .width = 16, 33 }, 34 }; 35 #endif 36 37 #if defined(CONFIG_ARCH_UNIPHIER_PH1_LD4) 38 static const struct uniphier_board_data ph1_ld4_data = { 39 .dram_freq = 1600, 40 .dram_nr_ch = 2, 41 .dram_ddr3plus = true, 42 .dram_ch[0] = { 43 .base = 0x80000000, 44 .size = 0x10000000, 45 .width = 16, 46 }, 47 .dram_ch[1] = { 48 .base = 0x90000000, 49 .size = 0x10000000, 50 .width = 16, 51 }, 52 }; 53 #endif 54 55 #if defined(CONFIG_ARCH_UNIPHIER_PH1_PRO4) 56 /* 1GB RAM board */ 57 static const struct uniphier_board_data ph1_pro4_data = { 58 .dram_freq = 1600, 59 .dram_nr_ch = 2, 60 .dram_ch[0] = { 61 .base = 0x80000000, 62 .size = 0x20000000, 63 .width = 32, 64 }, 65 .dram_ch[1] = { 66 .base = 0xa0000000, 67 .size = 0x20000000, 68 .width = 32, 69 }, 70 }; 71 72 /* 2GB RAM board */ 73 static const struct uniphier_board_data ph1_pro4_2g_data = { 74 .dram_freq = 1600, 75 .dram_nr_ch = 2, 76 .dram_ch[0] = { 77 .base = 0x80000000, 78 .size = 0x40000000, 79 .width = 32, 80 }, 81 .dram_ch[1] = { 82 .base = 0xc0000000, 83 .size = 0x40000000, 84 .width = 32, 85 }, 86 }; 87 #endif 88 89 #if defined(CONFIG_ARCH_UNIPHIER_PH1_SLD8) 90 static const struct uniphier_board_data ph1_sld8_data = { 91 .dram_freq = 1333, 92 .dram_nr_ch = 2, 93 .dram_ddr3plus = true, 94 .dram_ch[0] = { 95 .base = 0x80000000, 96 .size = 0x10000000, 97 .width = 16, 98 }, 99 .dram_ch[1] = { 100 .base = 0x90000000, 101 .size = 0x10000000, 102 .width = 16, 103 }, 104 }; 105 #endif 106 107 #if defined(CONFIG_ARCH_UNIPHIER_PH1_PRO5) 108 static const struct uniphier_board_data ph1_pro5_data = { 109 .dram_freq = 1866, 110 .dram_nr_ch = 2, 111 .dram_ch[0] = { 112 .base = 0x80000000, 113 .size = 0x20000000, 114 .width = 32, 115 }, 116 .dram_ch[1] = { 117 .base = 0xa0000000, 118 .size = 0x20000000, 119 .width = 32, 120 }, 121 }; 122 #endif 123 124 #if defined(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) 125 static const struct uniphier_board_data proxstream2_data = { 126 .dram_freq = 2133, 127 .dram_nr_ch = 3, 128 .dram_ch[0] = { 129 .base = 0x80000000, 130 .size = 0x40000000, 131 .width = 32, 132 }, 133 .dram_ch[1] = { 134 .base = 0xc0000000, 135 .size = 0x20000000, 136 .width = 32, 137 }, 138 .dram_ch[2] = { 139 .base = 0xe0000000, 140 .size = 0x20000000, 141 .width = 16, 142 }, 143 }; 144 #endif 145 146 #if defined(CONFIG_ARCH_UNIPHIER_PH1_LD6B) 147 static const struct uniphier_board_data ph1_ld6b_data = { 148 .dram_freq = 1866, 149 .dram_nr_ch = 3, 150 .dram_ch[0] = { 151 .base = 0x80000000, 152 .size = 0x40000000, 153 .width = 32, 154 }, 155 .dram_ch[1] = { 156 .base = 0xc0000000, 157 .size = 0x20000000, 158 .width = 32, 159 }, 160 .dram_ch[2] = { 161 .base = 0xe0000000, 162 .size = 0x20000000, 163 .width = 16, 164 }, 165 }; 166 #endif 167 168 struct uniphier_board_id { 169 const char *compatible; 170 const struct uniphier_board_data *param; 171 }; 172 173 static const struct uniphier_board_id uniphier_boards[] = { 174 #if defined(CONFIG_ARCH_UNIPHIER_PH1_SLD3) 175 { "socionext,ph1-sld3", &ph1_sld3_data, }, 176 #endif 177 #if defined(CONFIG_ARCH_UNIPHIER_PH1_LD4) 178 { "socionext,ph1-ld4", &ph1_ld4_data, }, 179 #endif 180 #if defined(CONFIG_ARCH_UNIPHIER_PH1_PRO4) 181 { "socionext,ph1-pro4-ace", &ph1_pro4_2g_data, }, 182 { "socionext,ph1-pro4-sanji", &ph1_pro4_2g_data, }, 183 { "socionext,ph1-pro4", &ph1_pro4_data, }, 184 #endif 185 #if defined(CONFIG_ARCH_UNIPHIER_PH1_SLD8) 186 { "socionext,ph1-sld8", &ph1_sld8_data, }, 187 #endif 188 #if defined(CONFIG_ARCH_UNIPHIER_PH1_PRO5) 189 { "socionext,ph1-pro5", &ph1_pro5_data, }, 190 #endif 191 #if defined(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) 192 { "socionext,proxstream2", &proxstream2_data, }, 193 #endif 194 #if defined(CONFIG_ARCH_UNIPHIER_PH1_LD6B) 195 { "socionext,ph1-ld6b", &ph1_ld6b_data, }, 196 #endif 197 }; 198 199 const struct uniphier_board_data *uniphier_get_board_param(void) 200 { 201 int i; 202 203 for (i = 0; i < ARRAY_SIZE(uniphier_boards); i++) { 204 if (!fdt_node_check_compatible(gd->fdt_blob, 0, 205 uniphier_boards[i].compatible)) 206 return uniphier_boards[i].param; 207 } 208 209 return NULL; 210 } 211