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 #define CONFIG_SYS_TEXT_BASE 0x34800000 36 37 #define CONFIG_SETUP_MEMORY_TAGS 38 #define CONFIG_CMDLINE_TAG 39 #define CONFIG_INITRD_TAG 40 #define CONFIG_CMDLINE_EDITING 41 42 /* 43 * Size of malloc() pool 44 * 1MB = 0x100000, 0x100000 = 1024 * 1024 45 */ 46 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20)) 47 48 /* 49 * select serial console configuration 50 */ 51 #define CONFIG_SERIAL0 1 /* use SERIAL 0 on SMDKC100 */ 52 53 /* PWM */ 54 #define CONFIG_PWM 1 55 56 /* allow to overwrite serial and ethaddr */ 57 #define CONFIG_ENV_OVERWRITE 58 59 #define CONFIG_MTD_DEVICE 60 #define CONFIG_MTD_PARTITIONS 61 62 #define CONFIG_BOOTCOMMAND "run ubifsboot" 63 64 #define CONFIG_RAMDISK_BOOT "root=/dev/ram0 rw rootfstype=ext2" \ 65 " console=ttySAC0,115200n8" \ 66 " mem=128M" 67 68 #define CONFIG_COMMON_BOOT "console=ttySAC0,115200n8" \ 69 " mem=128M " \ 70 " " CONFIG_MTDPARTS_DEFAULT 71 72 #define CONFIG_UPDATEB "updateb=onenand erase 0x0 0x40000;" \ 73 " onenand write 0x32008000 0x0 0x40000\0" 74 75 #define CONFIG_ENV_OVERWRITE 76 #define CONFIG_EXTRA_ENV_SETTINGS \ 77 CONFIG_UPDATEB \ 78 "updatek=" \ 79 "onenand erase 0x60000 0x300000;" \ 80 "onenand write 0x31008000 0x60000 0x300000\0" \ 81 "updateu=" \ 82 "onenand erase block 147-4095;" \ 83 "onenand write 0x32000000 0x1260000 0x8C0000\0" \ 84 "bootk=" \ 85 "onenand read 0x30007FC0 0x60000 0x300000;" \ 86 "bootm 0x30007FC0\0" \ 87 "flashboot=" \ 88 "set bootargs root=/dev/mtdblock${bootblock} " \ 89 "rootfstype=${rootfstype} " \ 90 "ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT ";" \ 91 "run bootk\0" \ 92 "ubifsboot=" \ 93 "set bootargs root=ubi0!rootfs rootfstype=ubifs " \ 94 " ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT "; " \ 95 "run bootk\0" \ 96 "boottrace=setenv opts initcall_debug; run bootcmd\0" \ 97 "android=" \ 98 "set bootargs root=ubi0!ramdisk ubi.mtd=${ubiblock} " \ 99 "rootfstype=ubifs init=/init.sh " CONFIG_COMMON_BOOT "; " \ 100 "run bootk\0" \ 101 "nfsboot=" \ 102 "set bootargs root=/dev/nfs ubi.mtd=${ubiblock} " \ 103 "nfsroot=${nfsroot},nolock " \ 104 "ip=${ipaddr}:${serverip}:${gatewayip}:" \ 105 "${netmask}:nowplus:usb0:off " CONFIG_COMMON_BOOT "; " \ 106 "run bootk\0" \ 107 "ramboot=" \ 108 "set bootargs " CONFIG_RAMDISK_BOOT \ 109 " initrd=0x33000000,8M ramdisk=8192\0" \ 110 "rootfstype=cramfs\0" \ 111 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 112 "meminfo=mem=128M\0" \ 113 "nfsroot=/nfsroot/arm\0" \ 114 "bootblock=5\0" \ 115 "ubiblock=4\0" \ 116 "ubi=enabled" 117 118 /* 119 * Miscellaneous configurable options 120 */ 121 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 122 #define CONFIG_SYS_PBSIZE 384 /* Print Buffer Size */ 123 /* memtest works on */ 124 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 125 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x5e00000) 126 #define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE 127 128 /* SMDKC100 has 1 banks of DRAM, we use only one in U-Boot */ 129 #define CONFIG_NR_DRAM_BANKS 1 130 #define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE /* SDRAM Bank #1 */ 131 #define PHYS_SDRAM_1_SIZE (128 << 20) /* 0x8000000, 128 MB Bank #1 */ 132 133 #define CONFIG_SYS_MONITOR_BASE 0x00000000 134 135 /*----------------------------------------------------------------------- 136 * FLASH and environment organization 137 */ 138 139 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 KiB */ 140 141 #if !defined(CONFIG_NAND_SPL) && (CONFIG_SYS_TEXT_BASE >= 0xc0000000) 142 #define CONFIG_ENABLE_MMU 143 #endif 144 145 #ifdef CONFIG_ENABLE_MMU 146 #define CONFIG_SYS_MAPPED_RAM_BASE 0xc0000000 147 #else 148 #define CONFIG_SYS_MAPPED_RAM_BASE CONFIG_SYS_SDRAM_BASE 149 #endif 150 151 /*----------------------------------------------------------------------- 152 * Boot configuration 153 */ 154 #define CONFIG_ENV_SIZE (128 << 10) /* 128KiB, 0x20000 */ 155 #define CONFIG_ENV_ADDR (256 << 10) /* 256KiB, 0x40000 */ 156 #define CONFIG_ENV_OFFSET (256 << 10) /* 256KiB, 0x40000 */ 157 158 #define CONFIG_USE_ONENAND_BOARD_INIT 159 #define CONFIG_SAMSUNG_ONENAND 1 160 #define CONFIG_SYS_ONENAND_BASE 0xE7100000 161 162 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_LOAD_ADDR - 0x1000000) 163 164 /* 165 * Ethernet Contoller driver 166 */ 167 #ifdef CONFIG_CMD_NET 168 #define CONFIG_ENV_SROM_BANK 3 /* Select SROM Bank-3 for Ethernet*/ 169 #endif /* CONFIG_CMD_NET */ 170 171 #endif /* __CONFIG_H */ 172