1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * (C) Copyright 2009 Samsung Electronics
4 * Minkyu Kang <mk7.kang@samsung.com>
5 * HeungJun Kim <riverful.kim@samsung.com>
6 * Inki Dae <inki.dae@samsung.com>
8 * Configuation settings for the SAMSUNG SMDKC100 board.
15 * High Level Configuration Options
18 #define CONFIG_SAMSUNG 1 /* in a SAMSUNG core */
19 #define CONFIG_S5P 1 /* which is in a S5P Family */
20 #define CONFIG_S5PC100 1 /* which is in a S5PC100 */
22 #include <asm/arch/cpu.h> /* get chip and board defs */
24 /* input clock of PLL: SMDKC100 has 12MHz input clock */
25 #define CONFIG_SYS_CLK_FREQ 12000000
28 #define CONFIG_SYS_SDRAM_BASE 0x30000000
32 #define CONFIG_SETUP_MEMORY_TAGS
33 #define CONFIG_CMDLINE_TAG
34 #define CONFIG_INITRD_TAG
37 * select serial console configuration
43 #define CONFIG_BOOTCOMMAND "run ubifsboot"
45 #define CONFIG_RAMDISK_BOOT "root=/dev/ram0 rw rootfstype=ext2" \
46 " console=ttySAC0,115200n8" \
49 #define CONFIG_COMMON_BOOT "console=ttySAC0,115200n8" \
51 " " CONFIG_MTDPARTS_DEFAULT
53 #define CONFIG_UPDATEB "updateb=onenand erase 0x0 0x40000;" \
54 " onenand write 0x32008000 0x0 0x40000\0"
56 #define CONFIG_EXTRA_ENV_SETTINGS \
59 "onenand erase 0x60000 0x300000;" \
60 "onenand write 0x31008000 0x60000 0x300000\0" \
62 "onenand erase block 147-4095;" \
63 "onenand write 0x32000000 0x1260000 0x8C0000\0" \
65 "onenand read 0x30007FC0 0x60000 0x300000;" \
66 "bootm 0x30007FC0\0" \
68 "set bootargs root=/dev/mtdblock${bootblock} " \
69 "rootfstype=${rootfstype} " \
70 "ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT ";" \
73 "set bootargs root=ubi0!rootfs rootfstype=ubifs " \
74 " ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT "; " \
76 "boottrace=setenv opts initcall_debug; run bootcmd\0" \
78 "set bootargs root=ubi0!ramdisk ubi.mtd=${ubiblock} " \
79 "rootfstype=ubifs init=/init.sh " CONFIG_COMMON_BOOT "; " \
82 "set bootargs root=/dev/nfs ubi.mtd=${ubiblock} " \
83 "nfsroot=${nfsroot},nolock " \
84 "ip=${ipaddr}:${serverip}:${gatewayip}:" \
85 "${netmask}:nowplus:usb0:off " CONFIG_COMMON_BOOT "; " \
88 "set bootargs " CONFIG_RAMDISK_BOOT \
89 " initrd=0x33000000,8M ramdisk=8192\0" \
90 "rootfstype=cramfs\0" \
91 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
92 "meminfo=mem=128M\0" \
93 "nfsroot=/nfsroot/arm\0" \
99 * Miscellaneous configurable options
101 #define CONFIG_SYS_PBSIZE 384 /* Print Buffer Size */
103 /* SMDKC100 has 1 banks of DRAM, we use only one in U-Boot */
104 #define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE /* SDRAM Bank #1 */
105 #define PHYS_SDRAM_1_SIZE (128 << 20) /* 0x8000000, 128 MB Bank #1 */
107 #define CONFIG_SYS_MONITOR_BASE 0x00000000
109 /*-----------------------------------------------------------------------
110 * FLASH and environment organization
113 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 KiB */
115 #if !defined(CONFIG_NAND_SPL) && (CONFIG_SYS_TEXT_BASE >= 0xc0000000)
116 #define CONFIG_ENABLE_MMU
119 #ifdef CONFIG_ENABLE_MMU
120 #define CONFIG_SYS_MAPPED_RAM_BASE 0xc0000000
122 #define CONFIG_SYS_MAPPED_RAM_BASE CONFIG_SYS_SDRAM_BASE
125 /*-----------------------------------------------------------------------
129 #define CONFIG_USE_ONENAND_BOARD_INIT
130 #define CONFIG_SAMSUNG_ONENAND 1
131 #define CONFIG_SYS_ONENAND_BASE 0xE7100000
133 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_LOAD_ADDR - 0x1000000)
136 * Ethernet Contoller driver
138 #ifdef CONFIG_CMD_NET
139 #define CONFIG_ENV_SROM_BANK 3 /* Select SROM Bank-3 for Ethernet*/
140 #endif /* CONFIG_CMD_NET */
142 #endif /* __CONFIG_H */