common, kconfig: move VERSION_VARIABLE to Kconfig
move VERSION_VARIABLE from board config file into a
Kconfig option.
Signed-off-by: Heiko Schocher <hs@denx.de>
diff --git a/configs/porter_defconfig b/configs/porter_defconfig
index fe3f9d1..433b6ad 100644
--- a/configs/porter_defconfig
+++ b/configs/porter_defconfig
@@ -6,6 +6,7 @@
CONFIG_BOOTSTAGE_STASH_ADDR=0x0
CONFIG_BOOTSTAGE_STASH_SIZE=0x4096
CONFIG_BOOTDELAY=3
+CONFIG_VERSION_VARIABLE=y
CONFIG_CMD_BOOTZ=y
# CONFIG_CMD_IMI is not set
# CONFIG_CMD_IMLS is not set