artik5: config: support bootcmd environment variable

This patch arranges bootcmd environment variables to change them from
u-boot shell.

Signed-off-by: Chanho Park <chanho61.park@samsung.com>

diff --git a/include/configs/artik5.h b/include/configs/artik5.h
index cea2b5f7f5be57bef0f22641695f14843d0396e0..30e2dc963423f55bfa94ac34e8502746f6c52fe7 100755 (executable)
--- a/include/configs/artik5.h
+++ b/include/configs/artik5.h
@@ -251,8 +251,7 @@
 #define CONFIG_BOOTCOMMAND     "emmc open 0;movi r z f 0 40000000;emmc close 0;"       \
                                "movi read kernel 0 40008000;movi read rootfs 0 41000000 100000;bootz 40008000 41000000"
 #else
-/*#define CONFIG_BOOTCOMMAND   "movi read kernel 0 40008000;movi read rootfs 0 41000000 200000;bootz 40008000 41000000"*/
-#define CONFIG_BOOTCOMMAND     "movi read kernel 0 40008000;movi read rootfs 0 41000000 1000000;bootz 40008000 41000000"
+#define CONFIG_BOOTCOMMAND     "run mmcboot"
 #endif
 
 #define CONFIG_BOOTCOMMAND_VIA_SCRIPT "movi init 1;fatload mmc 1 0x40000000 booting_script;source 0x40000000"
@@ -417,6 +416,9 @@
 #define CONFIG_ROOTFS_OFFSET           25
 #endif
 
+#define CONFIG_ROOT_DEV                0
+#define CONFIG_ROOT_PART       1
+
 #define PARTS_DEFAULT \
        "uuid_disk=${uuid_gpt_disk};" \
        "name=rootfs,start=" __stringify(CONFIG_ROOTFS_OFFSET) "MiB,size=" \
@@ -428,7 +430,22 @@
        "consoleon=set console console=" CONFIG_DEFAULT_CONSOLE "; saveenv; reset\0" \
        "consoleoff=set console console=ram; saveenv; reset\0" \
        "rootfslen=" __stringify(CONFIG_ROOTFS_LEN) "\0"        \
-       "partitions=" PARTS_DEFAULT
+       "partitions=" PARTS_DEFAULT \
+       "rootdev=" __stringify(CONFIG_ROOT_DEV) "\0" \
+       "rootpart=" __stringify(CONFIG_ROOT_PART) "\0" \
+       "root_rw=rw\0"  \
+       "opts=loglevel=4\0"     \
+       "boot_cmd=movi read kernel 0 40008000;"                 \
+               "movi read rootfs 0 41000000 1000000;"          \
+               "bootz 40008000 41000000\0"                     \
+       "ramfsboot=setenv bootargs ${console} root=/dev/ram0 "  \
+               "rootfstype=ext2 initrd=0x41000000,"            \
+               __stringify(CONFIG_RAMDISK_PART_SIZE)"M ${opts};"       \
+               "run boot_cmd\0"        \
+       "mmcboot=setenv bootargs ${console} "                   \
+               "root=/dev/mmcblk${rootdev}p${rootpart} ${root_rw} "    \
+               "${opts};run boot_cmd\0"        \
+       "bootcmd=run mmcboot\0"
 
 #define CONFIG_SYS_INIT_SP_ADDR        (CONFIG_SYS_LOAD_ADDR - 0x1000000)