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/am57xx_evm_nodt_defconfig b/configs/am57xx_evm_nodt_defconfig
index fb0c6bc..0066691 100644
--- a/configs/am57xx_evm_nodt_defconfig
+++ b/configs/am57xx_evm_nodt_defconfig
@@ -2,6 +2,7 @@
CONFIG_OMAP54XX=y
CONFIG_TARGET_AM57XX_EVM=y
CONFIG_SPL=y
+CONFIG_VERSION_VARIABLE=y
CONFIG_HUSH_PARSER=y
CONFIG_CMD_BOOTZ=y
# CONFIG_CMD_IMLS is not set