1 /* 2 * (C) Copyright 2009 Samsung Electronics 3 * Minkyu Kang <mk7.kang@samsung.com> 4 * HeungJun Kim <riverful.kim@samsung.com> 5 * Inki Dae <inki.dae@samsung.com> 6 * 7 * Configuation settings for the SAMSUNG SMDKC100 board. 8 * 9 * See file CREDITS for list of people who contributed to this 10 * project. 11 * 12 * This program is free software; you can redistribute it and/or 13 * modify it under the terms of the GNU General Public License as 14 * published by the Free Software Foundation; either version 2 of 15 * the License, or (at your option) any later version. 16 * 17 * This program is distributed in the hope that it will be useful, 18 * but WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 * GNU General Public License for more details. 21 * 22 * You should have received a copy of the GNU General Public License 23 * along with this program; if not, write to the Free Software 24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 25 * MA 02111-1307 USA 26 */ 27 28 #ifndef __CONFIG_H 29 #define __CONFIG_H 30 31 /* 32 * High Level Configuration Options 33 * (easy to change) 34 */ 35 #define CONFIG_ARMCORTEXA8 1 /* This is an ARM V7 CPU core */ 36 #define CONFIG_SAMSUNG 1 /* in a SAMSUNG core */ 37 #define CONFIG_S5PC1XX 1 /* which is in a S5PC1XX Family */ 38 #define CONFIG_S5PC100 1 /* which is in a S5PC100 */ 39 #define CONFIG_SMDKC100 1 /* working with SMDKC100 */ 40 41 #include <asm/arch/cpu.h> /* get chip and board defs */ 42 43 #define CONFIG_ARCH_CPU_INIT 44 45 #define CONFIG_DISPLAY_CPUINFO 46 #define CONFIG_DISPLAY_BOARDINFO 47 48 #undef CONFIG_SKIP_RELOCATE_UBOOT 49 50 /* input clock of PLL: SMDKC100 has 12MHz input clock */ 51 #define CONFIG_SYS_CLK_FREQ 12000000 52 53 /* DRAM Base */ 54 #define CONFIG_SYS_SDRAM_BASE 0x30000000 55 56 #define CONFIG_SETUP_MEMORY_TAGS 57 #define CONFIG_CMDLINE_TAG 58 #define CONFIG_INITRD_TAG 59 #define CONFIG_CMDLINE_EDITING 60 61 /* 62 * Size of malloc() pool 63 * 1MB = 0x100000, 0x100000 = 1024 * 1024 64 */ 65 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20)) 66 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes for */ 67 /* initial data */ 68 /* 69 * select serial console configuration 70 */ 71 #define CONFIG_SERIAL0 1 /* use SERIAL 0 on SMDKC100 */ 72 #define CONFIG_SERIAL_MULTI 1 73 74 /* allow to overwrite serial and ethaddr */ 75 #define CONFIG_ENV_OVERWRITE 76 #define CONFIG_BAUDRATE 115200 77 78 /*********************************************************** 79 * Command definition 80 ***********************************************************/ 81 #include <config_cmd_default.h> 82 83 #undef CONFIG_CMD_FLASH 84 #undef CONFIG_CMD_IMLS 85 #undef CONFIG_CMD_NAND 86 #undef CONFIG_CMD_NET 87 88 #define CONFIG_CMD_CACHE 89 #define CONFIG_CMD_REGINFO 90 #define CONFIG_CMD_ONENAND 91 #define CONFIG_CMD_ELF 92 #define CONFIG_CMD_FAT 93 #define CONFIG_CMD_MTDPARTS 94 95 #define CONFIG_BOOTDELAY 3 96 97 #define CONFIG_ZERO_BOOTDELAY_CHECK 98 99 #define CONFIG_MTD_DEVICE 100 #define CONFIG_MTD_PARTITIONS 101 102 #define MTDIDS_DEFAULT "onenand0=s3c-onenand" 103 #define MTDPARTS_DEFAULT "mtdparts=s3c-onenand:256k(bootloader)"\ 104 ",128k@0x40000(params)"\ 105 ",3m@0x60000(kernel)"\ 106 ",16m@0x360000(test)"\ 107 ",-(UBI)" 108 109 #define NORMAL_MTDPARTS_DEFAULT MTDPARTS_DEFAULT 110 111 #define CONFIG_BOOTCOMMAND "run ubifsboot" 112 113 #define CONFIG_RAMDISK_BOOT "root=/dev/ram0 rw rootfstype=ext2" \ 114 " console=ttySAC0,115200n8" \ 115 " mem=128M" 116 117 #define CONFIG_COMMON_BOOT "console=ttySAC0,115200n8" \ 118 " mem=128M " \ 119 " " MTDPARTS_DEFAULT 120 121 #define CONFIG_BOOTARGS "root=/dev/mtdblock5 ubi.mtd=4" \ 122 " rootfstype=cramfs " CONFIG_COMMON_BOOT 123 124 #define CONFIG_UPDATEB "updateb=onenand erase 0x0 0x40000;" \ 125 " onenand write 0x32008000 0x0 0x40000\0" 126 127 #define CONFIG_ENV_OVERWRITE 128 #define CONFIG_EXTRA_ENV_SETTINGS \ 129 CONFIG_UPDATEB \ 130 "updatek=" \ 131 "onenand erase 0x60000 0x300000;" \ 132 "onenand write 0x31008000 0x60000 0x300000\0" \ 133 "updateu=" \ 134 "onenand erase block 147-4095;" \ 135 "onenand write 0x32000000 0x1260000 0x8C0000\0" \ 136 "bootk=" \ 137 "onenand read 0x30007FC0 0x60000 0x300000;" \ 138 "bootm 0x30007FC0\0" \ 139 "flashboot=" \ 140 "set bootargs root=/dev/mtdblock${bootblock} " \ 141 "rootfstype=${rootfstype} " \ 142 "ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT ";" \ 143 "run bootk\0" \ 144 "ubifsboot=" \ 145 "set bootargs root=ubi0!rootfs rootfstype=ubifs " \ 146 " ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT "; " \ 147 "run bootk\0" \ 148 "boottrace=setenv opts initcall_debug; run bootcmd\0" \ 149 "android=" \ 150 "set bootargs root=ubi0!ramdisk ubi.mtd=${ubiblock} " \ 151 "rootfstype=ubifs init=/init.sh " CONFIG_COMMON_BOOT "; " \ 152 "run bootk\0" \ 153 "nfsboot=" \ 154 "set bootargs root=/dev/nfs ubi.mtd=${ubiblock} " \ 155 "nfsroot=${nfsroot},nolock " \ 156 "ip=${ipaddr}:${serverip}:${gatewayip}:" \ 157 "${netmask}:nowplus:usb0:off " CONFIG_COMMON_BOOT "; " \ 158 "run bootk\0" \ 159 "ramboot=" \ 160 "set bootargs " CONFIG_RAMDISK_BOOT \ 161 " initrd=0x33000000,8M ramdisk=8192\0" \ 162 "rootfstype=cramfs\0" \ 163 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 164 "meminfo=mem=128M\0" \ 165 "nfsroot=/nfsroot/arm\0" \ 166 "bootblock=5\0" \ 167 "ubiblock=4\0" \ 168 "ubi=enabled" 169 170 /* 171 * Miscellaneous configurable options 172 */ 173 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 174 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 175 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 176 #define CONFIG_SYS_PROMPT "SMDKC100 # " 177 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 178 #define CONFIG_SYS_PBSIZE 384 /* Print Buffer Size */ 179 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 180 /* Boot Argument Buffer Size */ 181 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 182 /* memtest works on */ 183 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 184 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x5e00000) 185 #define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE 186 187 #define CONFIG_SYS_HZ 1000 188 189 /* valid baudrates */ 190 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 191 192 /*----------------------------------------------------------------------- 193 * Stack sizes 194 * 195 * The stack sizes are set up in start.S using the settings below 196 */ 197 #define CONFIG_STACKSIZE (256 << 10) /* 256 KiB */ 198 199 /* SMDKC100 has 1 banks of DRAM, we use only one in U-Boot */ 200 #define CONFIG_NR_DRAM_BANKS 1 201 #define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE /* SDRAM Bank #1 */ 202 #define PHYS_SDRAM_1_SIZE (128 << 20) /* 0x8000000, 128 MB Bank #1 */ 203 204 #define CONFIG_SYS_MONITOR_BASE 0x00000000 205 206 /*----------------------------------------------------------------------- 207 * FLASH and environment organization 208 */ 209 #define CONFIG_SYS_NO_FLASH 1 210 211 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 KiB */ 212 #define CONFIG_IDENT_STRING " for SMDKC100" 213 214 #if !defined(CONFIG_NAND_SPL) && (TEXT_BASE >= 0xc0000000) 215 #define CONFIG_ENABLE_MMU 216 #endif 217 218 #ifdef CONFIG_ENABLE_MMU 219 #define CONFIG_SYS_MAPPED_RAM_BASE 0xc0000000 220 #else 221 #define CONFIG_SYS_MAPPED_RAM_BASE CONFIG_SYS_SDRAM_BASE 222 #endif 223 224 /*----------------------------------------------------------------------- 225 * Boot configuration 226 */ 227 #define CONFIG_ENV_IS_IN_ONENAND 1 228 #define CONFIG_ENV_SIZE (128 << 10) /* 128KiB, 0x20000 */ 229 #define CONFIG_ENV_ADDR (256 << 10) /* 256KiB, 0x40000 */ 230 #define CONFIG_ENV_OFFSET (256 << 10) /* 256KiB, 0x40000 */ 231 232 #define CONFIG_USE_ONENAND_BOARD_INIT 233 #define CONFIG_SAMSUNG_ONENAND 1 234 #define CONFIG_SYS_ONENAND_BASE 0xE7100000 235 236 #define CONFIG_DOS_PARTITION 1 237 238 #endif /* __CONFIG_H */ 239