arm: exynos: Remove duplicated "boardname" env setting

Various places in the code set "boardname" env property.  It was used
for booting from ITB images and choosing proper DTB file name.  Instead
of duplicating it, use existing U-Boot wide - "board_name".

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/board/samsung/common/bootscripts/autoboot.cmd b/board/samsung/common/bootscripts/autoboot.cmd
index 11c724c..d66bccc 100644
--- a/board/samsung/common/bootscripts/autoboot.cmd
+++ b/board/samsung/common/bootscripts/autoboot.cmd
@@ -3,7 +3,7 @@
 # ./tools/mkimage -c none -A arm -T script -d autoboot.cmd boot.scr
 #
 # It requires a list of environment variables to be defined before load:
-# platform dependent: boardname, fdtfile, console
+# platform dependent: board_name, fdtfile, console
 # system dependent: mmcbootdev, mmcbootpart, mmcrootdev, mmcrootpart, rootfstype
 #
 setenv fdtaddr     "40800000"
@@ -35,17 +35,17 @@
 	setenv initrd_addr -;
 fi;"
 
-#### Routine: boot_fit - check that env $boardname is set and boot proper config of ITB image
+#### Routine: boot_fit - check that env $board_name is set and boot proper config of ITB image
 setenv setboot_fit "
-if test -e '${boardname}'; then
+if test -e '${board_name}'; then
 	setenv fdt_addr ;
 	setenv initrd_addr ;
 	setenv kerneladdr  0x42000000;
 	setenv kernelname  Image.itb;
-	setenv itbcfg      "\"#${boardname}\"";
+	setenv itbcfg      "\"#${board_name}\"";
 	setenv imgbootcmd  bootm;
 else
-	echo Warning! Variable: \$boardname is undefined!;
+	echo Warning! Variable: \$board_name is undefined!;
 fi"
 
 #### Routine: setboot_uimg - prepare env to boot uImage
diff --git a/board/samsung/common/misc.c b/board/samsung/common/misc.c
index 05243fc..53cd1b2 100644
--- a/board/samsung/common/misc.c
+++ b/board/samsung/common/misc.c
@@ -101,7 +101,7 @@
 		bdtype = "";
 
 	sprintf(info, "%s%s", bdname, bdtype);
-	env_set("boardname", info);
+	env_set("board_name", info);
 #endif
 	snprintf(info, ARRAY_SIZE(info),  "%s%x-%s%s.dtb",
 		 CONFIG_SYS_SOC, s5p_cpu_id, bdname, bdtype);
diff --git a/include/configs/odroid.h b/include/configs/odroid.h
index b8809c8d..9f2d43e 100644
--- a/include/configs/odroid.h
+++ b/include/configs/odroid.h
@@ -132,7 +132,7 @@
 		"setenv kernelname Image.itb;" \
 		"run loadkernel;" \
 		"run kernel_args;" \
-		"bootm ${kernel_addr_r}#${boardname}\0" \
+		"bootm ${kernel_addr_r}#${board_name}\0" \
 	"boot_uimg=" \
 		"setenv kernelname uImage;" \
 		"run check_dtb;" \
diff --git a/include/configs/odroid_xu3.h b/include/configs/odroid_xu3.h
index 5e765a2..af6004e 100644
--- a/include/configs/odroid_xu3.h
+++ b/include/configs/odroid_xu3.h
@@ -84,10 +84,14 @@
 #define CONFIG_SET_DFU_ALT_INFO
 #define CONFIG_SET_DFU_ALT_BUF_LEN	(SZ_1K)
 
-/* Set soc_rev, soc_id, board_rev, boardname, fdtfile */
+/* Set soc_rev, soc_id, board_rev, board_name, fdtfile */
 #define CONFIG_ODROID_REV_AIN		9
 #define CONFIG_REVISION_TAG
 
+/*
+ * Need to override existing one (smdk5420) with odroid so set_board_info will
+ * use proper prefix when creating full board_name (SYS_BOARD + type)
+ */
 #undef CONFIG_SYS_BOARD
 #define CONFIG_SYS_BOARD		"odroid"
 
@@ -101,7 +105,7 @@
 	"rootfstype=ext4\0" \
 	"console=" CONFIG_DEFAULT_CONSOLE \
 	"fdtfile=exynos5422-odroidxu3.dtb\0" \
-	"boardname=odroidxu3\0" \
+	"board_name=odroidxu3\0" \
 	"mmcbootdev=0\0" \
 	"mmcrootdev=0\0" \
 	"mmcbootpart=1\0" \