spl: move SPL_OS_BOOT to Kconfig
Move SPL_OS_BOOT to Kconfig and cleanup existing
uses.
Signed-off-by: Heiko Schocher <hs@denx.de>
diff --git a/configs/zynq_zc770_xm012_defconfig b/configs/zynq_zc770_xm012_defconfig
index 55a7336..d3116e1 100644
--- a/configs/zynq_zc770_xm012_defconfig
+++ b/configs/zynq_zc770_xm012_defconfig
@@ -7,6 +7,7 @@
CONFIG_SYS_EXTRA_OPTIONS="ZC770_XM012"
# CONFIG_DISPLAY_CPUINFO is not set
CONFIG_SPL=y
+CONFIG_SPL_OS_BOOT=y
CONFIG_HUSH_PARSER=y
CONFIG_SYS_PROMPT="Zynq> "
CONFIG_CMD_GPIO=y