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 * SPDX-License-Identifier: GPL-2.0+ 10 */ 11 12 #ifndef __CONFIG_H 13 #define __CONFIG_H 14 15 /* 16 * High Level Configuration Options 17 * (easy to change) 18 */ 19 #define CONFIG_SAMSUNG 1 /* in a SAMSUNG core */ 20 #define CONFIG_S5P 1 /* which is in a S5P Family */ 21 #define CONFIG_S5PC100 1 /* which is in a S5PC100 */ 22 23 #include <asm/arch/cpu.h> /* get chip and board defs */ 24 25 #define CONFIG_ARCH_CPU_INIT 26 27 /* input clock of PLL: SMDKC100 has 12MHz input clock */ 28 #define CONFIG_SYS_CLK_FREQ 12000000 29 30 /* DRAM Base */ 31 #define CONFIG_SYS_SDRAM_BASE 0x30000000 32 33 /* Text Base */ 34 35 #define CONFIG_SETUP_MEMORY_TAGS 36 #define CONFIG_CMDLINE_TAG 37 #define CONFIG_INITRD_TAG 38 39 /* 40 * Size of malloc() pool 41 * 1MB = 0x100000, 0x100000 = 1024 * 1024 42 */ 43 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20)) 44 45 /* 46 * select serial console configuration 47 */ 48 #define CONFIG_SERIAL0 1 /* use SERIAL 0 on SMDKC100 */ 49 50 /* PWM */ 51 #define CONFIG_PWM 1 52 53 /* allow to overwrite serial and ethaddr */ 54 #define CONFIG_ENV_OVERWRITE 55 56 #define CONFIG_MTD_DEVICE 57 #define CONFIG_MTD_PARTITIONS 58 59 #define CONFIG_BOOTCOMMAND "run ubifsboot" 60 61 #define CONFIG_RAMDISK_BOOT "root=/dev/ram0 rw rootfstype=ext2" \ 62 " console=ttySAC0,115200n8" \ 63 " mem=128M" 64 65 #define CONFIG_COMMON_BOOT "console=ttySAC0,115200n8" \ 66 " mem=128M " \ 67 " " CONFIG_MTDPARTS_DEFAULT 68 69 #define CONFIG_UPDATEB "updateb=onenand erase 0x0 0x40000;" \ 70 " onenand write 0x32008000 0x0 0x40000\0" 71 72 #define CONFIG_ENV_OVERWRITE 73 #define CONFIG_EXTRA_ENV_SETTINGS \ 74 CONFIG_UPDATEB \ 75 "updatek=" \ 76 "onenand erase 0x60000 0x300000;" \ 77 "onenand write 0x31008000 0x60000 0x300000\0" \ 78 "updateu=" \ 79 "onenand erase block 147-4095;" \ 80 "onenand write 0x32000000 0x1260000 0x8C0000\0" \ 81 "bootk=" \ 82 "onenand read 0x30007FC0 0x60000 0x300000;" \ 83 "bootm 0x30007FC0\0" \ 84 "flashboot=" \ 85 "set bootargs root=/dev/mtdblock${bootblock} " \ 86 "rootfstype=${rootfstype} " \ 87 "ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT ";" \ 88 "run bootk\0" \ 89 "ubifsboot=" \ 90 "set bootargs root=ubi0!rootfs rootfstype=ubifs " \ 91 " ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT "; " \ 92 "run bootk\0" \ 93 "boottrace=setenv opts initcall_debug; run bootcmd\0" \ 94 "android=" \ 95 "set bootargs root=ubi0!ramdisk ubi.mtd=${ubiblock} " \ 96 "rootfstype=ubifs init=/init.sh " CONFIG_COMMON_BOOT "; " \ 97 "run bootk\0" \ 98 "nfsboot=" \ 99 "set bootargs root=/dev/nfs ubi.mtd=${ubiblock} " \ 100 "nfsroot=${nfsroot},nolock " \ 101 "ip=${ipaddr}:${serverip}:${gatewayip}:" \ 102 "${netmask}:nowplus:usb0:off " CONFIG_COMMON_BOOT "; " \ 103 "run bootk\0" \ 104 "ramboot=" \ 105 "set bootargs " CONFIG_RAMDISK_BOOT \ 106 " initrd=0x33000000,8M ramdisk=8192\0" \ 107 "rootfstype=cramfs\0" \ 108 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 109 "meminfo=mem=128M\0" \ 110 "nfsroot=/nfsroot/arm\0" \ 111 "bootblock=5\0" \ 112 "ubiblock=4\0" \ 113 "ubi=enabled" 114 115 /* 116 * Miscellaneous configurable options 117 */ 118 #define CONFIG_SYS_PBSIZE 384 /* Print Buffer Size */ 119 /* memtest works on */ 120 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 121 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x5e00000) 122 #define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE 123 124 /* SMDKC100 has 1 banks of DRAM, we use only one in U-Boot */ 125 #define CONFIG_NR_DRAM_BANKS 1 126 #define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE /* SDRAM Bank #1 */ 127 #define PHYS_SDRAM_1_SIZE (128 << 20) /* 0x8000000, 128 MB Bank #1 */ 128 129 #define CONFIG_SYS_MONITOR_BASE 0x00000000 130 131 /*----------------------------------------------------------------------- 132 * FLASH and environment organization 133 */ 134 135 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 KiB */ 136 137 #if !defined(CONFIG_NAND_SPL) && (CONFIG_SYS_TEXT_BASE >= 0xc0000000) 138 #define CONFIG_ENABLE_MMU 139 #endif 140 141 #ifdef CONFIG_ENABLE_MMU 142 #define CONFIG_SYS_MAPPED_RAM_BASE 0xc0000000 143 #else 144 #define CONFIG_SYS_MAPPED_RAM_BASE CONFIG_SYS_SDRAM_BASE 145 #endif 146 147 /*----------------------------------------------------------------------- 148 * Boot configuration 149 */ 150 #define CONFIG_ENV_SIZE (128 << 10) /* 128KiB, 0x20000 */ 151 #define CONFIG_ENV_ADDR (256 << 10) /* 256KiB, 0x40000 */ 152 #define CONFIG_ENV_OFFSET (256 << 10) /* 256KiB, 0x40000 */ 153 154 #define CONFIG_USE_ONENAND_BOARD_INIT 155 #define CONFIG_SAMSUNG_ONENAND 1 156 #define CONFIG_SYS_ONENAND_BASE 0xE7100000 157 158 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_LOAD_ADDR - 0x1000000) 159 160 /* 161 * Ethernet Contoller driver 162 */ 163 #ifdef CONFIG_CMD_NET 164 #define CONFIG_ENV_SROM_BANK 3 /* Select SROM Bank-3 for Ethernet*/ 165 #endif /* CONFIG_CMD_NET */ 166 167 #endif /* __CONFIG_H */ 168