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1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
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>
7  *
8  * Configuation settings for the SAMSUNG SMDKC100 board.
9  */
10 
11 #ifndef __CONFIG_H
12 #define __CONFIG_H
13 
14 /*
15  * High Level Configuration Options
16  * (easy to change)
17  */
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 */
21 
22 #include <asm/arch/cpu.h>		/* get chip and board defs */
23 
24 /* input clock of PLL: SMDKC100 has 12MHz input clock */
25 #define CONFIG_SYS_CLK_FREQ		12000000
26 
27 /* DRAM Base */
28 #define CONFIG_SYS_SDRAM_BASE		0x30000000
29 
30 /* Text Base */
31 
32 #define CONFIG_SETUP_MEMORY_TAGS
33 #define CONFIG_CMDLINE_TAG
34 #define CONFIG_INITRD_TAG
35 
36 /*
37  * Size of malloc() pool
38  * 1MB = 0x100000, 0x100000 = 1024 * 1024
39  */
40 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (1 << 20))
41 
42 /*
43  * select serial console configuration
44  */
45 
46 /* PWM */
47 #define CONFIG_PWM			1
48 
49 /* allow to overwrite serial and ethaddr */
50 #define CONFIG_ENV_OVERWRITE
51 
52 #define CONFIG_BOOTCOMMAND	"run ubifsboot"
53 
54 #define CONFIG_RAMDISK_BOOT	"root=/dev/ram0 rw rootfstype=ext2" \
55 				" console=ttySAC0,115200n8" \
56 				" mem=128M"
57 
58 #define CONFIG_COMMON_BOOT	"console=ttySAC0,115200n8" \
59 				" mem=128M " \
60 				" " CONFIG_MTDPARTS_DEFAULT
61 
62 #define CONFIG_UPDATEB	"updateb=onenand erase 0x0 0x40000;" \
63 			" onenand write 0x32008000 0x0 0x40000\0"
64 
65 #define CONFIG_ENV_OVERWRITE
66 #define CONFIG_EXTRA_ENV_SETTINGS					\
67 	CONFIG_UPDATEB \
68 	"updatek=" \
69 		"onenand erase 0x60000 0x300000;" \
70 		"onenand write 0x31008000 0x60000 0x300000\0" \
71 	"updateu=" \
72 		"onenand erase block 147-4095;" \
73 		"onenand write 0x32000000 0x1260000 0x8C0000\0" \
74 	"bootk=" \
75 		"onenand read 0x30007FC0 0x60000 0x300000;" \
76 		"bootm 0x30007FC0\0" \
77 	"flashboot=" \
78 		"set bootargs root=/dev/mtdblock${bootblock} " \
79 		"rootfstype=${rootfstype} " \
80 		"ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT ";" \
81 		"run bootk\0" \
82 	"ubifsboot=" \
83 		"set bootargs root=ubi0!rootfs rootfstype=ubifs " \
84 		" ubi.mtd=${ubiblock} ${opts} " CONFIG_COMMON_BOOT "; " \
85 		"run bootk\0" \
86 	"boottrace=setenv opts initcall_debug; run bootcmd\0" \
87 	"android=" \
88 		"set bootargs root=ubi0!ramdisk ubi.mtd=${ubiblock} " \
89 		"rootfstype=ubifs init=/init.sh " CONFIG_COMMON_BOOT "; " \
90 		"run bootk\0" \
91 	"nfsboot=" \
92 		"set bootargs root=/dev/nfs ubi.mtd=${ubiblock} " \
93 		"nfsroot=${nfsroot},nolock " \
94 		"ip=${ipaddr}:${serverip}:${gatewayip}:" \
95 		"${netmask}:nowplus:usb0:off " CONFIG_COMMON_BOOT "; " \
96 		"run bootk\0" \
97 	"ramboot=" \
98 		"set bootargs " CONFIG_RAMDISK_BOOT \
99 		" initrd=0x33000000,8M ramdisk=8192\0" \
100 	"rootfstype=cramfs\0" \
101 	"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
102 	"meminfo=mem=128M\0" \
103 	"nfsroot=/nfsroot/arm\0" \
104 	"bootblock=5\0" \
105 	"ubiblock=4\0" \
106 	"ubi=enabled"
107 
108 /*
109  * Miscellaneous configurable options
110  */
111 #define CONFIG_SYS_PBSIZE	384	/* Print Buffer Size */
112 /* memtest works on */
113 #define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
114 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_SDRAM_BASE + 0x5e00000)
115 #define CONFIG_SYS_LOAD_ADDR		CONFIG_SYS_SDRAM_BASE
116 
117 /* SMDKC100 has 1 banks of DRAM, we use only one in U-Boot */
118 #define PHYS_SDRAM_1		CONFIG_SYS_SDRAM_BASE	/* SDRAM Bank #1 */
119 #define PHYS_SDRAM_1_SIZE	(128 << 20)	/* 0x8000000, 128 MB Bank #1 */
120 
121 #define CONFIG_SYS_MONITOR_BASE	0x00000000
122 
123 /*-----------------------------------------------------------------------
124  * FLASH and environment organization
125  */
126 
127 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* 256 KiB */
128 
129 #if !defined(CONFIG_NAND_SPL) && (CONFIG_SYS_TEXT_BASE >= 0xc0000000)
130 #define CONFIG_ENABLE_MMU
131 #endif
132 
133 #ifdef CONFIG_ENABLE_MMU
134 #define CONFIG_SYS_MAPPED_RAM_BASE	0xc0000000
135 #else
136 #define CONFIG_SYS_MAPPED_RAM_BASE	CONFIG_SYS_SDRAM_BASE
137 #endif
138 
139 /*-----------------------------------------------------------------------
140  * Boot configuration
141  */
142 
143 #define CONFIG_USE_ONENAND_BOARD_INIT
144 #define CONFIG_SAMSUNG_ONENAND		1
145 #define CONFIG_SYS_ONENAND_BASE		0xE7100000
146 
147 #define CONFIG_SYS_INIT_SP_ADDR	(CONFIG_SYS_LOAD_ADDR - 0x1000000)
148 
149 /*
150  * Ethernet Contoller driver
151  */
152 #ifdef CONFIG_CMD_NET
153 #define CONFIG_ENV_SROM_BANK   3       /* Select SROM Bank-3 for Ethernet*/
154 #endif /* CONFIG_CMD_NET */
155 
156 #endif	/* __CONFIG_H */
157