1 /* 2 * Copyright (C) 2015-2016 Socionext Inc. 3 * Author: Masahiro Yamada <yamada.masahiro@socionext.com> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #include <common.h> 9 #include <libfdt.h> 10 #include <linux/kernel.h> 11 12 #include "init.h" 13 14 DECLARE_GLOBAL_DATA_PTR; 15 16 #if defined(CONFIG_ARCH_UNIPHIER_LD4) 17 static const struct uniphier_board_data uniphier_ld4_data = { 18 .dram_freq = 1600, 19 .dram_ch[0] = { 20 .size = 0x10000000, 21 .width = 16, 22 }, 23 .dram_ch[1] = { 24 .size = 0x10000000, 25 .width = 16, 26 }, 27 .flags = UNIPHIER_BD_DDR3PLUS, 28 }; 29 #endif 30 31 #if defined(CONFIG_ARCH_UNIPHIER_PRO4) 32 /* 1GB RAM board */ 33 static const struct uniphier_board_data uniphier_pro4_data = { 34 .dram_freq = 1600, 35 .dram_ch[0] = { 36 .size = 0x20000000, 37 .width = 32, 38 }, 39 .dram_ch[1] = { 40 .size = 0x20000000, 41 .width = 32, 42 }, 43 }; 44 45 /* 2GB RAM board */ 46 static const struct uniphier_board_data uniphier_pro4_2g_data = { 47 .dram_freq = 1600, 48 .dram_ch[0] = { 49 .size = 0x40000000, 50 .width = 32, 51 }, 52 .dram_ch[1] = { 53 .size = 0x40000000, 54 .width = 32, 55 }, 56 }; 57 #endif 58 59 #if defined(CONFIG_ARCH_UNIPHIER_SLD8) 60 static const struct uniphier_board_data uniphier_sld8_data = { 61 .dram_freq = 1333, 62 .dram_ch[0] = { 63 .size = 0x10000000, 64 .width = 16, 65 }, 66 .dram_ch[1] = { 67 .size = 0x10000000, 68 .width = 16, 69 }, 70 .flags = UNIPHIER_BD_DDR3PLUS, 71 }; 72 #endif 73 74 #if defined(CONFIG_ARCH_UNIPHIER_PRO5) 75 static const struct uniphier_board_data uniphier_pro5_data = { 76 .dram_freq = 1866, 77 .dram_ch[0] = { 78 .size = 0x20000000, 79 .width = 32, 80 }, 81 .dram_ch[1] = { 82 .size = 0x20000000, 83 .width = 32, 84 }, 85 }; 86 #endif 87 88 #if defined(CONFIG_ARCH_UNIPHIER_PXS2) 89 static const struct uniphier_board_data uniphier_pxs2_data = { 90 .dram_freq = 2133, 91 .dram_ch[0] = { 92 .size = 0x40000000, 93 .width = 32, 94 }, 95 .dram_ch[1] = { 96 .size = 0x20000000, 97 .width = 32, 98 }, 99 .dram_ch[2] = { 100 .size = 0x20000000, 101 .width = 16, 102 }, 103 }; 104 #endif 105 106 #if defined(CONFIG_ARCH_UNIPHIER_LD6B) 107 static const struct uniphier_board_data uniphier_ld6b_data = { 108 .dram_freq = 1866, 109 .dram_ch[0] = { 110 .size = 0x40000000, 111 .width = 32, 112 }, 113 .dram_ch[1] = { 114 .size = 0x20000000, 115 .width = 32, 116 }, 117 .dram_ch[2] = { 118 .size = 0x20000000, 119 .width = 16, 120 }, 121 }; 122 #endif 123 124 struct uniphier_board_id { 125 const char *compatible; 126 const struct uniphier_board_data *param; 127 }; 128 129 static const struct uniphier_board_id uniphier_boards[] = { 130 #if defined(CONFIG_ARCH_UNIPHIER_LD4) 131 { "socionext,uniphier-ld4", &uniphier_ld4_data, }, 132 #endif 133 #if defined(CONFIG_ARCH_UNIPHIER_PRO4) 134 { "socionext,uniphier-pro4-ace", &uniphier_pro4_2g_data, }, 135 { "socionext,uniphier-pro4-sanji", &uniphier_pro4_2g_data, }, 136 { "socionext,uniphier-pro4", &uniphier_pro4_data, }, 137 #endif 138 #if defined(CONFIG_ARCH_UNIPHIER_SLD8) 139 { "socionext,uniphier-sld8", &uniphier_sld8_data, }, 140 #endif 141 #if defined(CONFIG_ARCH_UNIPHIER_PRO5) 142 { "socionext,uniphier-pro5", &uniphier_pro5_data, }, 143 #endif 144 #if defined(CONFIG_ARCH_UNIPHIER_PXS2) 145 { "socionext,uniphier-pxs2", &uniphier_pxs2_data, }, 146 #endif 147 #if defined(CONFIG_ARCH_UNIPHIER_LD6B) 148 { "socionext,uniphier-ld6b", &uniphier_ld6b_data, }, 149 #endif 150 }; 151 152 const struct uniphier_board_data *uniphier_get_board_param(void) 153 { 154 int i; 155 156 for (i = 0; i < ARRAY_SIZE(uniphier_boards); i++) { 157 if (!fdt_node_check_compatible(gd->fdt_blob, 0, 158 uniphier_boards[i].compatible)) 159 return uniphier_boards[i].param; 160 } 161 162 return NULL; 163 } 164