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 #define CONFIG_SMDKC100 1 /* working with SMDKC100 */ 23 24 #include <asm/arch/cpu.h> /* get chip and board defs */ 25 26 #define CONFIG_ARCH_CPU_INIT 27 28 /* input clock of PLL: SMDKC100 has 12MHz input clock */ 29 #define CONFIG_SYS_CLK_FREQ 12000000 30 31 /* DRAM Base */ 32 #define CONFIG_SYS_SDRAM_BASE 0x30000000 33 34 /* Text Base */ 35 36 #define CONFIG_SETUP_MEMORY_TAGS 37 #define CONFIG_CMDLINE_TAG 38 #define CONFIG_INITRD_TAG 39 #define CONFIG_CMDLINE_EDITING 40 41 /* 42 * Size of malloc() pool 43 * 1MB = 0x100000, 0x100000 = 1024 * 1024 44 */ 45 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20)) 46 47 /* 48 * select serial console configuration 49 */ 50 #define CONFIG_SERIAL0 1 /* use SERIAL 0 on SMDKC100 */ 51 52 /* PWM */ 53 #define CONFIG_PWM 1 54 55 /* allow to overwrite serial and ethaddr */ 56 #define CONFIG_ENV_OVERWRITE 57 58 #define CONFIG_MTD_DEVICE 59 #define CONFIG_MTD_PARTITIONS 60 61 #define CONFIG_BOOTCOMMAND "run ubifsboot" 62 63 #define CONFIG_RAMDISK_BOOT "root=/dev/ram0 rw rootfstype=ext2" \ 64 " console=ttySAC0,115200n8" \ 65 " mem=128M" 66 67 #define CONFIG_COMMON_BOOT "console=ttySAC0,115200n8" \ 68 " mem=128M " \ 69 " " CONFIG_MTDPARTS_DEFAULT 70 71 #define CONFIG_UPDATEB "updateb=onenand erase 0x0 0x40000;" \ 72 " onenand write 0x32008000 0x0 0x40000\0" 73 74 #define CONFIG_ENV_OVERWRITE 75 #define CONFIG_EXTRA_ENV_SETTINGS \ 76 CONFIG_UPDATEB \ 77 "updatek=" \ 78 "onenand erase 0x60000 0x300000;" \ 79 "onenand write 0x31008000 0x60000 0x300000\0" \ 80 "updateu=" \ 81 "onenand erase block 147-4095;" \ 82 "onenand write 0x32000000 0x1260000 0x8C0000\0" \ 83 "bootk=" \ 84 "onenand read 0x30007FC0 0x60000 0x300000;" \ 85 "bootm 0x30007FC0\0" \ 86 "flashboot=" \ 87 "set bootargs root=/dev/mtdblock${bootblock} " \ 88 "rootfstype=${rootfstype} " \ 89 "ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT ";" \ 90 "run bootk\0" \ 91 "ubifsboot=" \ 92 "set bootargs root=ubi0!rootfs rootfstype=ubifs " \ 93 " ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT "; " \ 94 "run bootk\0" \ 95 "boottrace=setenv opts initcall_debug; run bootcmd\0" \ 96 "android=" \ 97 "set bootargs root=ubi0!ramdisk ubi.mtd=${ubiblock} " \ 98 "rootfstype=ubifs init=/init.sh " CONFIG_COMMON_BOOT "; " \ 99 "run bootk\0" \ 100 "nfsboot=" \ 101 "set bootargs root=/dev/nfs ubi.mtd=${ubiblock} " \ 102 "nfsroot=${nfsroot},nolock " \ 103 "ip=${ipaddr}:${serverip}:${gatewayip}:" \ 104 "${netmask}:nowplus:usb0:off " CONFIG_COMMON_BOOT "; " \ 105 "run bootk\0" \ 106 "ramboot=" \ 107 "set bootargs " CONFIG_RAMDISK_BOOT \ 108 " initrd=0x33000000,8M ramdisk=8192\0" \ 109 "rootfstype=cramfs\0" \ 110 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 111 "meminfo=mem=128M\0" \ 112 "nfsroot=/nfsroot/arm\0" \ 113 "bootblock=5\0" \ 114 "ubiblock=4\0" \ 115 "ubi=enabled" 116 117 /* 118 * Miscellaneous configurable options 119 */ 120 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 121 #define CONFIG_SYS_PBSIZE 384 /* Print Buffer Size */ 122 /* memtest works on */ 123 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 124 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x5e00000) 125 #define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE 126 127 /* SMDKC100 has 1 banks of DRAM, we use only one in U-Boot */ 128 #define CONFIG_NR_DRAM_BANKS 1 129 #define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE /* SDRAM Bank #1 */ 130 #define PHYS_SDRAM_1_SIZE (128 << 20) /* 0x8000000, 128 MB Bank #1 */ 131 132 #define CONFIG_SYS_MONITOR_BASE 0x00000000 133 134 /*----------------------------------------------------------------------- 135 * FLASH and environment organization 136 */ 137 138 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 KiB */ 139 140 #if !defined(CONFIG_NAND_SPL) && (CONFIG_SYS_TEXT_BASE >= 0xc0000000) 141 #define CONFIG_ENABLE_MMU 142 #endif 143 144 #ifdef CONFIG_ENABLE_MMU 145 #define CONFIG_SYS_MAPPED_RAM_BASE 0xc0000000 146 #else 147 #define CONFIG_SYS_MAPPED_RAM_BASE CONFIG_SYS_SDRAM_BASE 148 #endif 149 150 /*----------------------------------------------------------------------- 151 * Boot configuration 152 */ 153 #define CONFIG_ENV_SIZE (128 << 10) /* 128KiB, 0x20000 */ 154 #define CONFIG_ENV_ADDR (256 << 10) /* 256KiB, 0x40000 */ 155 #define CONFIG_ENV_OFFSET (256 << 10) /* 256KiB, 0x40000 */ 156 157 #define CONFIG_USE_ONENAND_BOARD_INIT 158 #define CONFIG_SAMSUNG_ONENAND 1 159 #define CONFIG_SYS_ONENAND_BASE 0xE7100000 160 161 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_LOAD_ADDR - 0x1000000) 162 163 /* 164 * Ethernet Contoller driver 165 */ 166 #ifdef CONFIG_CMD_NET 167 #define CONFIG_ENV_SROM_BANK 3 /* Select SROM Bank-3 for Ethernet*/ 168 #endif /* CONFIG_CMD_NET */ 169 170 #endif /* __CONFIG_H */ 171