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/km_kirkwood_128m16_defconfig b/configs/km_kirkwood_128m16_defconfig
index 24413a1..67356b1 100644
--- a/configs/km_kirkwood_128m16_defconfig
+++ b/configs/km_kirkwood_128m16_defconfig
@@ -2,6 +2,7 @@
CONFIG_KIRKWOOD=y
CONFIG_TARGET_KM_KIRKWOOD=y
CONFIG_SYS_EXTRA_OPTIONS="KM_KIRKWOOD_128M16"
+CONFIG_VERSION_VARIABLE=y
CONFIG_HUSH_PARSER=y
CONFIG_AUTOBOOT_KEYED=y
CONFIG_AUTOBOOT_PROMPT="Hit <SPACE> key to stop autoboot in %2ds\n"