1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (C) 2014 Samsung Electronics
4  *
5  * Configuration settings for the SAMSUNG EXYNOS5 board.
6  */
7 
8 #ifndef __CONFIG_EXYNOS4_COMMON_H
9 #define __CONFIG_EXYNOS4_COMMON_H
10 
11 #include "exynos-common.h"
12 
13 #define DFU_DEFAULT_POLL_TIMEOUT 300
14 
15 /* Common environment variables */
16 #define ENV_ITB \
17 	"loadkernel=load mmc ${mmcbootdev}:${mmcbootpart} ${kerneladdr} " \
18 		"${kernelname}\0" \
19 	"loadinitrd=load mmc ${mmcbootdev}:${mmcbootpart} ${initrdaddr} " \
20 		"${initrdname}\0" \
21 	"loaddtb=load mmc ${mmcbootdev}:${mmcbootpart} ${fdtaddr} " \
22 		"${fdtfile}\0" \
23 	"check_ramdisk=" \
24 		"if run loadinitrd; then " \
25 			"setenv initrd_addr ${initrdaddr};" \
26 		"else " \
27 			"setenv initrd_addr -;" \
28 		"fi;\0" \
29 	"check_dtb=" \
30 		"if run loaddtb; then " \
31 			"setenv fdt_addr ${fdtaddr};" \
32 		"else " \
33 			"setenv fdt_addr;" \
34 		"fi;\0" \
35 	"kernel_args=" \
36 		"setenv bootargs root=/dev/mmcblk${mmcdev}p${mmcrootpart}" \
37 		" ${lpj} rootwait ${console} ${meminfo} ${opts} ${lcdinfo};\0" \
38 	"boot_fit=" \
39 		"setenv kerneladdr 0x42000000;" \
40 		"setenv kernelname Image.itb;" \
41 		"run loadkernel;" \
42 		"run kernel_args;" \
43 		"bootm ${kerneladdr}#${board_name}\0" \
44 	"boot_uimg=" \
45 		"setenv kerneladdr 0x40007FC0;" \
46 		"setenv kernelname uImage;" \
47 		"run check_dtb;" \
48 		"run check_ramdisk;" \
49 		"run loadkernel;" \
50 		"run kernel_args;" \
51 		"bootm ${kerneladdr} ${initrd_addr} ${fdt_addr};\0" \
52 	"boot_zimg=" \
53 		"setenv kerneladdr 0x40007FC0;" \
54 		"setenv kernelname zImage;" \
55 		"run check_dtb;" \
56 		"run check_ramdisk;" \
57 		"run loadkernel;" \
58 		"run kernel_args;" \
59 		"bootz ${kerneladdr} ${initrd_addr} ${fdt_addr};\0" \
60 	"autoboot=" \
61 		"if test -e mmc ${mmcdev}:${mmcbootpart} Image.itb; then; " \
62 			"run boot_fit;" \
63 		"elif test -e mmc ${mmcdev}:${mmcbootpart} zImage; then; " \
64 			"run boot_zimg;" \
65 		"elif test -e mmc ${mmcdev}:${mmcbootpart} uImage; then; " \
66 			"run boot_uimg;" \
67 		"fi;\0"
68 
69 #endif	/* __CONFIG_EXYNOS4_COMMON_H */
70