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 40 /* Keep L2 Cache Disabled */ 41 #define CONFIG_L2_OFF 1 42 #define CONFIG_SYS_DCACHE_OFF 1 43 44 #define CONFIG_SYS_SDRAM_BASE 0x40000000 45 #define CONFIG_SYS_TEXT_BASE 0x43E00000 46 47 /* input clock of PLL: ORIGEN has 24MHz input clock */ 48 #define CONFIG_SYS_CLK_FREQ 24000000 49 50 #define CONFIG_SETUP_MEMORY_TAGS 51 #define CONFIG_CMDLINE_TAG 52 #define CONFIG_INITRD_TAG 53 #define CONFIG_CMDLINE_EDITING 54 55 #define CONFIG_MACH_TYPE MACH_TYPE_ORIGEN 56 57 /* Power Down Modes */ 58 #define S5P_CHECK_SLEEP 0x00000BAD 59 #define S5P_CHECK_DIDLE 0xBAD00000 60 #define S5P_CHECK_LPA 0xABAD0000 61 62 /* Size of malloc() pool */ 63 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20)) 64 65 /* select serial console configuration */ 66 #define CONFIG_SERIAL_MULTI 1 67 #define CONFIG_SERIAL2 1 /* use SERIAL 2 */ 68 #define CONFIG_BAUDRATE 115200 69 #define EXYNOS4_DEFAULT_UART_OFFSET 0x020000 70 71 /* SD/MMC configuration */ 72 #define CONFIG_GENERIC_MMC 73 #define CONFIG_MMC 74 #define CONFIG_SDHCI 75 #define CONFIG_S5P_SDHCI 76 77 /* PWM */ 78 #define CONFIG_PWM 1 79 80 /* allow to overwrite serial and ethaddr */ 81 #define CONFIG_ENV_OVERWRITE 82 83 /* Command definition*/ 84 #include <config_cmd_default.h> 85 86 #undef CONFIG_CMD_PING 87 #define CONFIG_CMD_ELF 88 #define CONFIG_CMD_DHCP 89 #define CONFIG_CMD_MMC 90 #define CONFIG_CMD_FAT 91 #undef CONFIG_CMD_NET 92 #undef CONFIG_CMD_NFS 93 94 #define CONFIG_BOOTDELAY 3 95 #define CONFIG_ZERO_BOOTDELAY_CHECK 96 /* MMC SPL */ 97 #define CONFIG_SPL 98 #define COPY_BL2_FNPTR_ADDR 0x02020030 99 100 #define CONFIG_BOOTCOMMAND "fatload mmc 0 40007000 uImage; bootm 40007000" 101 102 /* Miscellaneous configurable options */ 103 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 104 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 105 #define CONFIG_SYS_PROMPT "ORIGEN # " 106 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size*/ 107 #define CONFIG_SYS_PBSIZE 384 /* Print Buffer Size */ 108 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 109 #define CONFIG_DEFAULT_CONSOLE "console=ttySAC2,115200n8\0" 110 /* Boot Argument Buffer Size */ 111 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 112 /* memtest works on */ 113 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 114 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x6000000) 115 #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x3E00000) 116 117 #define CONFIG_SYS_HZ 1000 118 119 /* ORIGEN has 4 bank of DRAM */ 120 #define CONFIG_NR_DRAM_BANKS 4 121 #define SDRAM_BANK_SIZE (256UL << 20UL) /* 256 MB */ 122 #define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE 123 #define PHYS_SDRAM_1_SIZE SDRAM_BANK_SIZE 124 #define PHYS_SDRAM_2 (CONFIG_SYS_SDRAM_BASE + SDRAM_BANK_SIZE) 125 #define PHYS_SDRAM_2_SIZE SDRAM_BANK_SIZE 126 #define PHYS_SDRAM_3 (CONFIG_SYS_SDRAM_BASE + (2 * SDRAM_BANK_SIZE)) 127 #define PHYS_SDRAM_3_SIZE SDRAM_BANK_SIZE 128 #define PHYS_SDRAM_4 (CONFIG_SYS_SDRAM_BASE + (3 * SDRAM_BANK_SIZE)) 129 #define PHYS_SDRAM_4_SIZE SDRAM_BANK_SIZE 130 131 /* FLASH and environment organization */ 132 #define CONFIG_SYS_NO_FLASH 1 133 #undef CONFIG_CMD_IMLS 134 #define CONFIG_IDENT_STRING " for ORIGEN" 135 136 #define CONFIG_CLK_1000_400_200 137 138 /* MIU (Memory Interleaving Unit) */ 139 #define CONFIG_MIU_2BIT_21_7_INTERLEAVED 140 141 #define CONFIG_ENV_IS_IN_MMC 1 142 #define CONFIG_SYS_MMC_ENV_DEV 0 143 #define CONFIG_ENV_SIZE (16 << 10) /* 16 KB */ 144 #define RESERVE_BLOCK_SIZE (512) 145 #define BL1_SIZE (16 << 10) /*16 K reserved for BL1*/ 146 #define CONFIG_ENV_OFFSET (RESERVE_BLOCK_SIZE + BL1_SIZE) 147 #define CONFIG_DOS_PARTITION 1 148 149 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_LOAD_ADDR - GENERATED_GBL_DATA_SIZE) 150 151 /* U-boot copy size from boot Media to DRAM.*/ 152 #define COPY_BL2_SIZE 0x80000 153 #define BL2_START_OFFSET ((CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)/512) 154 #define BL2_SIZE_BLOC_COUNT (COPY_BL2_SIZE/512) 155 156 /* Enable devicetree support */ 157 #define CONFIG_OF_LIBFDT 158 #endif /* __CONFIG_H */ 159