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 #define CONFIG_DISPLAY_CPUINFO
29 #define CONFIG_DISPLAY_BOARDINFO
31 /* input clock of PLL: SMDKC100 has 12MHz input clock */
32 #define CONFIG_SYS_CLK_FREQ 12000000
35 #define CONFIG_SYS_SDRAM_BASE 0x30000000
38 #define CONFIG_SYS_TEXT_BASE 0x34800000
40 #define CONFIG_SETUP_MEMORY_TAGS
41 #define CONFIG_CMDLINE_TAG
42 #define CONFIG_INITRD_TAG
43 #define CONFIG_CMDLINE_EDITING
46 * Size of malloc() pool
47 * 1MB = 0x100000, 0x100000 = 1024 * 1024
49 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20))
52 * select serial console configuration
54 #define CONFIG_SERIAL0 1 /* use SERIAL 0 on SMDKC100 */
59 /* allow to overwrite serial and ethaddr */
60 #define CONFIG_ENV_OVERWRITE
61 #define CONFIG_BAUDRATE 115200
63 /***********************************************************
65 ***********************************************************/
66 #undef CONFIG_CMD_NAND
68 #define CONFIG_CMD_REGINFO
69 #define CONFIG_CMD_ONENAND
70 #define CONFIG_CMD_MTDPARTS
72 #define CONFIG_MTD_DEVICE
73 #define CONFIG_MTD_PARTITIONS
75 #define MTDIDS_DEFAULT "onenand0=s3c-onenand"
76 #define MTDPARTS_DEFAULT "mtdparts=s3c-onenand:256k(bootloader)"\
77 ",128k@0x40000(params)"\
78 ",3m@0x60000(kernel)"\
79 ",16m@0x360000(test)"\
82 #define NORMAL_MTDPARTS_DEFAULT MTDPARTS_DEFAULT
84 #define CONFIG_BOOTCOMMAND "run ubifsboot"
86 #define CONFIG_RAMDISK_BOOT "root=/dev/ram0 rw rootfstype=ext2" \
87 " console=ttySAC0,115200n8" \
90 #define CONFIG_COMMON_BOOT "console=ttySAC0,115200n8" \
94 #define CONFIG_BOOTARGS "root=/dev/mtdblock5 ubi.mtd=4" \
95 " rootfstype=cramfs " CONFIG_COMMON_BOOT
97 #define CONFIG_UPDATEB "updateb=onenand erase 0x0 0x40000;" \
98 " onenand write 0x32008000 0x0 0x40000\0"
100 #define CONFIG_ENV_OVERWRITE
101 #define CONFIG_EXTRA_ENV_SETTINGS \
104 "onenand erase 0x60000 0x300000;" \
105 "onenand write 0x31008000 0x60000 0x300000\0" \
107 "onenand erase block 147-4095;" \
108 "onenand write 0x32000000 0x1260000 0x8C0000\0" \
110 "onenand read 0x30007FC0 0x60000 0x300000;" \
111 "bootm 0x30007FC0\0" \
113 "set bootargs root=/dev/mtdblock${bootblock} " \
114 "rootfstype=${rootfstype} " \
115 "ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT ";" \
118 "set bootargs root=ubi0!rootfs rootfstype=ubifs " \
119 " ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT "; " \
121 "boottrace=setenv opts initcall_debug; run bootcmd\0" \
123 "set bootargs root=ubi0!ramdisk ubi.mtd=${ubiblock} " \
124 "rootfstype=ubifs init=/init.sh " CONFIG_COMMON_BOOT "; " \
127 "set bootargs root=/dev/nfs ubi.mtd=${ubiblock} " \
128 "nfsroot=${nfsroot},nolock " \
129 "ip=${ipaddr}:${serverip}:${gatewayip}:" \
130 "${netmask}:nowplus:usb0:off " CONFIG_COMMON_BOOT "; " \
133 "set bootargs " CONFIG_RAMDISK_BOOT \
134 " initrd=0x33000000,8M ramdisk=8192\0" \
135 "rootfstype=cramfs\0" \
136 "mtdparts=" MTDPARTS_DEFAULT "\0" \
137 "meminfo=mem=128M\0" \
138 "nfsroot=/nfsroot/arm\0" \
144 * Miscellaneous configurable options
146 #define CONFIG_SYS_LONGHELP /* undef to save memory */
147 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
148 #define CONFIG_SYS_PBSIZE 384 /* Print Buffer Size */
149 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
150 /* Boot Argument Buffer Size */
151 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
152 /* memtest works on */
153 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
154 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x5e00000)
155 #define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE
157 /* SMDKC100 has 1 banks of DRAM, we use only one in U-Boot */
158 #define CONFIG_NR_DRAM_BANKS 1
159 #define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE /* SDRAM Bank #1 */
160 #define PHYS_SDRAM_1_SIZE (128 << 20) /* 0x8000000, 128 MB Bank #1 */
162 #define CONFIG_SYS_MONITOR_BASE 0x00000000
164 /*-----------------------------------------------------------------------
165 * FLASH and environment organization
167 #define CONFIG_SYS_NO_FLASH 1
169 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 KiB */
171 #if !defined(CONFIG_NAND_SPL) && (CONFIG_SYS_TEXT_BASE >= 0xc0000000)
172 #define CONFIG_ENABLE_MMU
175 #ifdef CONFIG_ENABLE_MMU
176 #define CONFIG_SYS_MAPPED_RAM_BASE 0xc0000000
178 #define CONFIG_SYS_MAPPED_RAM_BASE CONFIG_SYS_SDRAM_BASE
181 /*-----------------------------------------------------------------------
184 #define CONFIG_ENV_IS_IN_ONENAND 1
185 #define CONFIG_ENV_SIZE (128 << 10) /* 128KiB, 0x20000 */
186 #define CONFIG_ENV_ADDR (256 << 10) /* 256KiB, 0x40000 */
187 #define CONFIG_ENV_OFFSET (256 << 10) /* 256KiB, 0x40000 */
189 #define CONFIG_USE_ONENAND_BOARD_INIT
190 #define CONFIG_SAMSUNG_ONENAND 1
191 #define CONFIG_SYS_ONENAND_BASE 0xE7100000
193 #define CONFIG_DOS_PARTITION 1
195 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_LOAD_ADDR - 0x1000000)
198 * Ethernet Contoller driver
200 #ifdef CONFIG_CMD_NET
201 #define CONFIG_SMC911X 1 /* we have a SMC9115 on-board */
202 #define CONFIG_SMC911X_16_BIT 1 /* SMC911X_16_BIT Mode */
203 #define CONFIG_SMC911X_BASE 0x98800300 /* SMC911X Drive Base */
204 #define CONFIG_ENV_SROM_BANK 3 /* Select SROM Bank-3 for Ethernet*/
205 #endif /* CONFIG_CMD_NET */
207 #endif /* __CONFIG_H */