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 #define CONFIG_L2_OFF 51 52 /* input clock of PLL: SMDKC100 has 12MHz input clock */ 53 #define CONFIG_SYS_CLK_FREQ 12000000 54 55 /* DRAM Base */ 56 #define CONFIG_SYS_SDRAM_BASE 0x30000000 57 58 #define CONFIG_SETUP_MEMORY_TAGS 59 #define CONFIG_CMDLINE_TAG 60 #define CONFIG_INITRD_TAG 61 #define CONFIG_CMDLINE_EDITING 62 63 /* 64 * Size of malloc() pool 65 * 1MB = 0x100000, 0x100000 = 1024 * 1024 66 */ 67 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20)) 68 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes for */ 69 /* initial data */ 70 /* 71 * select serial console configuration 72 */ 73 #define CONFIG_SERIAL0 1 /* use SERIAL 0 on SMDKC100 */ 74 #define CONFIG_SERIAL_MULTI 1 75 76 /* allow to overwrite serial and ethaddr */ 77 #define CONFIG_ENV_OVERWRITE 78 #define CONFIG_BAUDRATE 115200 79 80 /*********************************************************** 81 * Command definition 82 ***********************************************************/ 83 #include <config_cmd_default.h> 84 85 #undef CONFIG_CMD_FLASH 86 #undef CONFIG_CMD_IMLS 87 #undef CONFIG_CMD_NAND 88 #undef CONFIG_CMD_NET 89 90 #define CONFIG_CMD_CACHE 91 #define CONFIG_CMD_REGINFO 92 #define CONFIG_CMD_ONENAND 93 #define CONFIG_CMD_ELF 94 #define CONFIG_CMD_FAT 95 #define CONFIG_CMD_MTDPARTS 96 97 #define CONFIG_BOOTDELAY 3 98 99 #define CONFIG_ZERO_BOOTDELAY_CHECK 100 101 #define CONFIG_MTD_DEVICE 102 #define CONFIG_MTD_PARTITIONS 103 104 #define MTDIDS_DEFAULT "onenand0=s3c-onenand" 105 #define MTDPARTS_DEFAULT "mtdparts=s3c-onenand:256k(bootloader)"\ 106 ",128k@0x40000(params)"\ 107 ",3m@0x60000(kernel)"\ 108 ",16m@0x360000(test)"\ 109 ",-(UBI)" 110 111 #define NORMAL_MTDPARTS_DEFAULT MTDPARTS_DEFAULT 112 113 #define CONFIG_BOOTCOMMAND "run ubifsboot" 114 115 #define CONFIG_RAMDISK_BOOT "root=/dev/ram0 rw rootfstype=ext2" \ 116 " console=ttySAC0,115200n8" \ 117 " mem=128M" 118 119 #define CONFIG_COMMON_BOOT "console=ttySAC0,115200n8" \ 120 " mem=128M " \ 121 " " MTDPARTS_DEFAULT 122 123 #define CONFIG_BOOTARGS "root=/dev/mtdblock5 ubi.mtd=4" \ 124 " rootfstype=cramfs " CONFIG_COMMON_BOOT 125 126 #define CONFIG_UPDATEB "updateb=onenand erase 0x0 0x40000;" \ 127 " onenand write 0x32008000 0x0 0x40000\0" 128 129 #define CONFIG_ENV_OVERWRITE 130 #define CONFIG_EXTRA_ENV_SETTINGS \ 131 CONFIG_UPDATEB \ 132 "updatek=" \ 133 "onenand erase 0x60000 0x300000;" \ 134 "onenand write 0x31008000 0x60000 0x300000\0" \ 135 "updateu=" \ 136 "onenand erase block 147-4095;" \ 137 "onenand write 0x32000000 0x1260000 0x8C0000\0" \ 138 "bootk=" \ 139 "onenand read 0x30007FC0 0x60000 0x300000;" \ 140 "bootm 0x30007FC0\0" \ 141 "flashboot=" \ 142 "set bootargs root=/dev/mtdblock${bootblock} " \ 143 "rootfstype=${rootfstype} " \ 144 "ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT ";" \ 145 "run bootk\0" \ 146 "ubifsboot=" \ 147 "set bootargs root=ubi0!rootfs rootfstype=ubifs " \ 148 " ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT "; " \ 149 "run bootk\0" \ 150 "boottrace=setenv opts initcall_debug; run bootcmd\0" \ 151 "android=" \ 152 "set bootargs root=ubi0!ramdisk ubi.mtd=${ubiblock} " \ 153 "rootfstype=ubifs init=/init.sh " CONFIG_COMMON_BOOT "; " \ 154 "run bootk\0" \ 155 "nfsboot=" \ 156 "set bootargs root=/dev/nfs ubi.mtd=${ubiblock} " \ 157 "nfsroot=${nfsroot},nolock " \ 158 "ip=${ipaddr}:${serverip}:${gatewayip}:" \ 159 "${netmask}:nowplus:usb0:off " CONFIG_COMMON_BOOT "; " \ 160 "run bootk\0" \ 161 "ramboot=" \ 162 "set bootargs " CONFIG_RAMDISK_BOOT \ 163 " initrd=0x33000000,8M ramdisk=8192\0" \ 164 "rootfstype=cramfs\0" \ 165 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 166 "meminfo=mem=128M\0" \ 167 "nfsroot=/nfsroot/arm\0" \ 168 "bootblock=5\0" \ 169 "ubiblock=4\0" \ 170 "ubi=enabled" 171 172 /* 173 * Miscellaneous configurable options 174 */ 175 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 176 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 177 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 178 #define CONFIG_SYS_PROMPT "SMDKC100 # " 179 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 180 #define CONFIG_SYS_PBSIZE 384 /* Print Buffer Size */ 181 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 182 /* Boot Argument Buffer Size */ 183 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 184 /* memtest works on */ 185 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 186 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x5e00000) 187 #define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE 188 189 #define CONFIG_SYS_HZ 1000 190 191 /* valid baudrates */ 192 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 193 194 /*----------------------------------------------------------------------- 195 * Stack sizes 196 * 197 * The stack sizes are set up in start.S using the settings below 198 */ 199 #define CONFIG_STACKSIZE (256 << 10) /* 256 KiB */ 200 201 /* SMDKC100 has 1 banks of DRAM, we use only one in U-Boot */ 202 #define CONFIG_NR_DRAM_BANKS 1 203 #define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE /* SDRAM Bank #1 */ 204 #define PHYS_SDRAM_1_SIZE (128 << 20) /* 0x8000000, 128 MB Bank #1 */ 205 206 #define CONFIG_SYS_MONITOR_BASE 0x00000000 207 208 /*----------------------------------------------------------------------- 209 * FLASH and environment organization 210 */ 211 #define CONFIG_SYS_NO_FLASH 1 212 213 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 KiB */ 214 #define CONFIG_IDENT_STRING " for SMDKC100" 215 216 #define CONFIG_SYS_64BIT_VSPRINTF 217 218 #if !defined(CONFIG_NAND_SPL) && (TEXT_BASE >= 0xc0000000) 219 #define CONFIG_ENABLE_MMU 220 #endif 221 222 #ifdef CONFIG_ENABLE_MMU 223 #define CONFIG_SYS_MAPPED_RAM_BASE 0xc0000000 224 #else 225 #define CONFIG_SYS_MAPPED_RAM_BASE CONFIG_SYS_SDRAM_BASE 226 #endif 227 228 /*----------------------------------------------------------------------- 229 * Boot configuration 230 */ 231 #define CONFIG_ENV_IS_IN_ONENAND 1 232 #define CONFIG_ENV_SIZE (128 << 10) /* 128KiB, 0x20000 */ 233 #define CONFIG_ENV_ADDR (256 << 10) /* 256KiB, 0x40000 */ 234 #define CONFIG_ENV_OFFSET (256 << 10) /* 256KiB, 0x40000 */ 235 236 #define CONFIG_USE_ONENAND_BOARD_INIT 237 #define CONFIG_SAMSUNG_ONENAND 1 238 #define CONFIG_SYS_ONENAND_BASE 0xE7100000 239 240 #define CONFIG_DOS_PARTITION 1 241 242 #endif /* __CONFIG_H */ 243