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
35 #define CONFIG_SYS_TEXT_BASE 0x34800000
37 #define CONFIG_SETUP_MEMORY_TAGS
38 #define CONFIG_CMDLINE_TAG
39 #define CONFIG_INITRD_TAG
40 #define CONFIG_CMDLINE_EDITING
43 * Size of malloc() pool
44 * 1MB = 0x100000, 0x100000 = 1024 * 1024
46 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20))
49 * select serial console configuration
51 #define CONFIG_SERIAL0 1 /* use SERIAL 0 on SMDKC100 */
56 /* allow to overwrite serial and ethaddr */
57 #define CONFIG_ENV_OVERWRITE
59 #define CONFIG_MTD_DEVICE
60 #define CONFIG_MTD_PARTITIONS
62 #define CONFIG_BOOTCOMMAND "run ubifsboot"
64 #define CONFIG_RAMDISK_BOOT "root=/dev/ram0 rw rootfstype=ext2" \
65 " console=ttySAC0,115200n8" \
68 #define CONFIG_COMMON_BOOT "console=ttySAC0,115200n8" \
70 " " CONFIG_MTDPARTS_DEFAULT
72 #define CONFIG_UPDATEB "updateb=onenand erase 0x0 0x40000;" \
73 " onenand write 0x32008000 0x0 0x40000\0"
75 #define CONFIG_ENV_OVERWRITE
76 #define CONFIG_EXTRA_ENV_SETTINGS \
79 "onenand erase 0x60000 0x300000;" \
80 "onenand write 0x31008000 0x60000 0x300000\0" \
82 "onenand erase block 147-4095;" \
83 "onenand write 0x32000000 0x1260000 0x8C0000\0" \
85 "onenand read 0x30007FC0 0x60000 0x300000;" \
86 "bootm 0x30007FC0\0" \
88 "set bootargs root=/dev/mtdblock${bootblock} " \
89 "rootfstype=${rootfstype} " \
90 "ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT ";" \
93 "set bootargs root=ubi0!rootfs rootfstype=ubifs " \
94 " ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT "; " \
96 "boottrace=setenv opts initcall_debug; run bootcmd\0" \
98 "set bootargs root=ubi0!ramdisk ubi.mtd=${ubiblock} " \
99 "rootfstype=ubifs init=/init.sh " CONFIG_COMMON_BOOT "; " \
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 "; " \
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" \
119 * Miscellaneous configurable options
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
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 */
133 #define CONFIG_SYS_MONITOR_BASE 0x00000000
135 /*-----------------------------------------------------------------------
136 * FLASH and environment organization
139 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 KiB */
141 #if !defined(CONFIG_NAND_SPL) && (CONFIG_SYS_TEXT_BASE >= 0xc0000000)
142 #define CONFIG_ENABLE_MMU
145 #ifdef CONFIG_ENABLE_MMU
146 #define CONFIG_SYS_MAPPED_RAM_BASE 0xc0000000
148 #define CONFIG_SYS_MAPPED_RAM_BASE CONFIG_SYS_SDRAM_BASE
151 /*-----------------------------------------------------------------------
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 */
158 #define CONFIG_USE_ONENAND_BOARD_INIT
159 #define CONFIG_SAMSUNG_ONENAND 1
160 #define CONFIG_SYS_ONENAND_BASE 0xE7100000
162 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_LOAD_ADDR - 0x1000000)
165 * Ethernet Contoller driver
167 #ifdef CONFIG_CMD_NET
168 #define CONFIG_ENV_SROM_BANK 3 /* Select SROM Bank-3 for Ethernet*/
169 #endif /* CONFIG_CMD_NET */
171 #endif /* __CONFIG_H */