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>
7 * Configuation settings for the SAMSUNG SMDKC100 board.
9 * SPDX-License-Identifier: GPL-2.0+
16 * High Level Configuration Options
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 */
24 #include <asm/arch/cpu.h> /* get chip and board defs */
26 #define CONFIG_ARCH_CPU_INIT
28 /* input clock of PLL: SMDKC100 has 12MHz input clock */
29 #define CONFIG_SYS_CLK_FREQ 12000000
32 #define CONFIG_SYS_SDRAM_BASE 0x30000000
36 #define CONFIG_SETUP_MEMORY_TAGS
37 #define CONFIG_CMDLINE_TAG
38 #define CONFIG_INITRD_TAG
39 #define CONFIG_CMDLINE_EDITING
42 * Size of malloc() pool
43 * 1MB = 0x100000, 0x100000 = 1024 * 1024
45 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20))
48 * select serial console configuration
50 #define CONFIG_SERIAL0 1 /* use SERIAL 0 on SMDKC100 */
55 /* allow to overwrite serial and ethaddr */
56 #define CONFIG_ENV_OVERWRITE
58 #define CONFIG_MTD_DEVICE
59 #define CONFIG_MTD_PARTITIONS
61 #define CONFIG_BOOTCOMMAND "run ubifsboot"
63 #define CONFIG_RAMDISK_BOOT "root=/dev/ram0 rw rootfstype=ext2" \
64 " console=ttySAC0,115200n8" \
67 #define CONFIG_COMMON_BOOT "console=ttySAC0,115200n8" \
69 " " CONFIG_MTDPARTS_DEFAULT
71 #define CONFIG_UPDATEB "updateb=onenand erase 0x0 0x40000;" \
72 " onenand write 0x32008000 0x0 0x40000\0"
74 #define CONFIG_ENV_OVERWRITE
75 #define CONFIG_EXTRA_ENV_SETTINGS \
78 "onenand erase 0x60000 0x300000;" \
79 "onenand write 0x31008000 0x60000 0x300000\0" \
81 "onenand erase block 147-4095;" \
82 "onenand write 0x32000000 0x1260000 0x8C0000\0" \
84 "onenand read 0x30007FC0 0x60000 0x300000;" \
85 "bootm 0x30007FC0\0" \
87 "set bootargs root=/dev/mtdblock${bootblock} " \
88 "rootfstype=${rootfstype} " \
89 "ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT ";" \
92 "set bootargs root=ubi0!rootfs rootfstype=ubifs " \
93 " ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT "; " \
95 "boottrace=setenv opts initcall_debug; run bootcmd\0" \
97 "set bootargs root=ubi0!ramdisk ubi.mtd=${ubiblock} " \
98 "rootfstype=ubifs init=/init.sh " CONFIG_COMMON_BOOT "; " \
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 "; " \
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" \
118 * Miscellaneous configurable options
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
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 */
132 #define CONFIG_SYS_MONITOR_BASE 0x00000000
134 /*-----------------------------------------------------------------------
135 * FLASH and environment organization
138 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 KiB */
140 #if !defined(CONFIG_NAND_SPL) && (CONFIG_SYS_TEXT_BASE >= 0xc0000000)
141 #define CONFIG_ENABLE_MMU
144 #ifdef CONFIG_ENABLE_MMU
145 #define CONFIG_SYS_MAPPED_RAM_BASE 0xc0000000
147 #define CONFIG_SYS_MAPPED_RAM_BASE CONFIG_SYS_SDRAM_BASE
150 /*-----------------------------------------------------------------------
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 */
157 #define CONFIG_USE_ONENAND_BOARD_INIT
158 #define CONFIG_SAMSUNG_ONENAND 1
159 #define CONFIG_SYS_ONENAND_BASE 0xE7100000
161 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_LOAD_ADDR - 0x1000000)
164 * Ethernet Contoller driver
166 #ifdef CONFIG_CMD_NET
167 #define CONFIG_ENV_SROM_BANK 3 /* Select SROM Bank-3 for Ethernet*/
168 #endif /* CONFIG_CMD_NET */
170 #endif /* __CONFIG_H */