common: bootdelay: move CONFIG_BOOTDELAY into a Kconfig option

move CONFIG_BOOTDELAY into a Kconfig option. Used for this
purpose the moveconfig.py tool in tools.

Signed-off-by: Heiko Schocher <hs@denx.de>

Reviewed-by: Tom Rini <trini@konsulko.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
diff --git a/configs/am437x_hs_evm_defconfig b/configs/am437x_hs_evm_defconfig
index 3cd39eb..95b28fb 100644
--- a/configs/am437x_hs_evm_defconfig
+++ b/configs/am437x_hs_evm_defconfig
@@ -2,13 +2,12 @@
 CONFIG_AM43XX=y
 CONFIG_TI_SECURE_DEVICE=y
 CONFIG_TARGET_AM43XX_EVM=y
+CONFIG_ISW_ENTRY_ADDR=0x40302ae0
 CONFIG_DM_SERIAL=y
 CONFIG_DM_GPIO=y
 CONFIG_SPL_STACK_R_ADDR=0x82000000
-# Device tree file can be same on HS evm
 CONFIG_DEFAULT_DEVICE_TREE="am437x-gp-evm"
 CONFIG_SPL=y
-CONFIG_ISW_ENTRY_ADDR=0x40302ae0
 CONFIG_SPL_STACK_R=y
 CONFIG_SYS_EXTRA_OPTIONS="CONS_INDEX=1"
 CONFIG_HUSH_PARSER=y