ARM: uniphier: add CONFIG_PREBOOT

For more boot-flow flexibility,

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

diff --git a/include/configs/uniphier.h b/include/configs/uniphier.h
index 1e509ce..95d6452 100644 (file)
--- a/include/configs/uniphier.h
+++ b/include/configs/uniphier.h
@@ -124,6 +124,8 @@
        "third_image=u-boot.bin\0"
 #endif
 
+#define CONFIG_PREBOOT                 "env exist ${bootdev}preboot && run ${bootdev}preboot"
+
 #define CONFIG_ROOTPATH                        "/nfs/root/path"
 #define CONFIG_NFSBOOTCOMMAND                                          \
        "setenv bootargs $bootargs root=/dev/nfs rw "                   \