1 /* 2 * Copyright (C) 2011 Samsung Electronics 3 * 4 * Configuration settings for the SAMSUNG ORIGEN (EXYNOS4210) board. 5 * 6 * See file CREDITS for list of people who contributed to this 7 * project. 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License as 11 * published by the Free Software Foundation; either version 2 of 12 * the License, or (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 22 * MA 02111-1307 USA 23 */ 24 25 #ifndef __CONFIG_H 26 #define __CONFIG_H 27 28 /* High Level Configuration Options */ 29 #define CONFIG_SAMSUNG 1 /* SAMSUNG core */ 30 #define CONFIG_S5P 1 /* S5P Family */ 31 #define CONFIG_EXYNOS4210 1 /* which is a EXYNOS4210 SoC */ 32 #define CONFIG_ORIGEN 1 /* working with ORIGEN*/ 33 34 #include <asm/arch/cpu.h> /* get chip and board defs */ 35 36 #define CONFIG_ARCH_CPU_INIT 37 #define CONFIG_DISPLAY_CPUINFO 38 #define CONFIG_DISPLAY_BOARDINFO 39 #define CONFIG_BOARD_EARLY_INIT_F 40 41 /* Keep L2 Cache Disabled */ 42 #define CONFIG_L2_OFF 1 43 #define CONFIG_SYS_DCACHE_OFF 1 44 45 #define CONFIG_SYS_SDRAM_BASE 0x40000000 46 #define CONFIG_SYS_TEXT_BASE 0x43E00000 47 48 /* input clock of PLL: ORIGEN has 24MHz input clock */ 49 #define CONFIG_SYS_CLK_FREQ 24000000 50 51 #define CONFIG_SETUP_MEMORY_TAGS 52 #define CONFIG_CMDLINE_TAG 53 #define CONFIG_INITRD_TAG 54 #define CONFIG_CMDLINE_EDITING 55 56 #define CONFIG_MACH_TYPE MACH_TYPE_ORIGEN 57 58 /* Power Down Modes */ 59 #define S5P_CHECK_SLEEP 0x00000BAD 60 #define S5P_CHECK_DIDLE 0xBAD00000 61 #define S5P_CHECK_LPA 0xABAD0000 62 63 /* Size of malloc() pool */ 64 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20)) 65 66 /* select serial console configuration */ 67 #define CONFIG_SERIAL2 1 /* use SERIAL 2 */ 68 #define CONFIG_BAUDRATE 115200 69 #define EXYNOS4_DEFAULT_UART_OFFSET 0x020000 70 71 #define CONFIG_SKIP_LOWLEVEL_INIT 72 73 /* SD/MMC configuration */ 74 #define CONFIG_GENERIC_MMC 75 #define CONFIG_MMC 76 #define CONFIG_SDHCI 77 #define CONFIG_S5P_SDHCI 78 79 /* PWM */ 80 #define CONFIG_PWM 1 81 82 /* allow to overwrite serial and ethaddr */ 83 #define CONFIG_ENV_OVERWRITE 84 85 /* Command definition*/ 86 #include <config_cmd_default.h> 87 88 #undef CONFIG_CMD_PING 89 #define CONFIG_CMD_ELF 90 #define CONFIG_CMD_DHCP 91 #define CONFIG_CMD_MMC 92 #define CONFIG_CMD_FAT 93 #undef CONFIG_CMD_NET 94 #undef CONFIG_CMD_NFS 95 96 #define CONFIG_BOOTDELAY 3 97 #define CONFIG_ZERO_BOOTDELAY_CHECK 98 /* MMC SPL */ 99 #define CONFIG_SPL 100 #define COPY_BL2_FNPTR_ADDR 0x02020030 101 102 #define CONFIG_SPL_TEXT_BASE 0x02021410 103 104 #define CONFIG_BOOTCOMMAND "fatload mmc 0 40007000 uImage; bootm 40007000" 105 106 /* Miscellaneous configurable options */ 107 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 108 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 109 #define CONFIG_SYS_PROMPT "ORIGEN # " 110 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size*/ 111 #define CONFIG_SYS_PBSIZE 384 /* Print Buffer Size */ 112 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 113 #define CONFIG_DEFAULT_CONSOLE "console=ttySAC2,115200n8\0" 114 /* Boot Argument Buffer Size */ 115 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 116 /* memtest works on */ 117 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 118 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x6000000) 119 #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x3E00000) 120 121 #define CONFIG_SYS_HZ 1000 122 123 /* ORIGEN has 4 bank of DRAM */ 124 #define CONFIG_NR_DRAM_BANKS 4 125 #define SDRAM_BANK_SIZE (256UL << 20UL) /* 256 MB */ 126 #define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE 127 #define PHYS_SDRAM_1_SIZE SDRAM_BANK_SIZE 128 #define PHYS_SDRAM_2 (CONFIG_SYS_SDRAM_BASE + SDRAM_BANK_SIZE) 129 #define PHYS_SDRAM_2_SIZE SDRAM_BANK_SIZE 130 #define PHYS_SDRAM_3 (CONFIG_SYS_SDRAM_BASE + (2 * SDRAM_BANK_SIZE)) 131 #define PHYS_SDRAM_3_SIZE SDRAM_BANK_SIZE 132 #define PHYS_SDRAM_4 (CONFIG_SYS_SDRAM_BASE + (3 * SDRAM_BANK_SIZE)) 133 #define PHYS_SDRAM_4_SIZE SDRAM_BANK_SIZE 134 135 /* FLASH and environment organization */ 136 #define CONFIG_SYS_NO_FLASH 1 137 #undef CONFIG_CMD_IMLS 138 #define CONFIG_IDENT_STRING " for ORIGEN" 139 140 #define CONFIG_CLK_1000_400_200 141 142 /* MIU (Memory Interleaving Unit) */ 143 #define CONFIG_MIU_2BIT_21_7_INTERLEAVED 144 145 #define CONFIG_ENV_IS_IN_MMC 1 146 #define CONFIG_SYS_MMC_ENV_DEV 0 147 #define CONFIG_ENV_SIZE (16 << 10) /* 16 KB */ 148 #define RESERVE_BLOCK_SIZE (512) 149 #define BL1_SIZE (16 << 10) /*16 K reserved for BL1*/ 150 #define CONFIG_ENV_OFFSET (RESERVE_BLOCK_SIZE + BL1_SIZE) 151 #define CONFIG_DOS_PARTITION 1 152 153 #define CONFIG_SPL_LDSCRIPT "board/samsung/common/exynos-uboot-spl.lds" 154 #define CONFIG_SPL_MAX_FOOTPRINT (14 * 1024) 155 156 #define CONFIG_SYS_INIT_SP_ADDR 0x02040000 157 158 /* U-boot copy size from boot Media to DRAM.*/ 159 #define COPY_BL2_SIZE 0x80000 160 #define BL2_START_OFFSET ((CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)/512) 161 #define BL2_SIZE_BLOC_COUNT (COPY_BL2_SIZE/512) 162 163 /* Enable devicetree support */ 164 #define CONFIG_OF_LIBFDT 165 166 #endif /* __CONFIG_H */ 167