diff --git a/configs/grpeach_defconfig b/configs/grpeach_defconfig
index 9d40301..dfc24e5 100644
--- a/configs/grpeach_defconfig
+++ b/configs/grpeach_defconfig
@@ -1,4 +1,6 @@
 CONFIG_ARM=y
+CONFIG_ARCH_CPU_INIT=y
+# CONFIG_SPL_SYS_THUMB_BUILD is not set
 CONFIG_ARCH_RMOBILE=y
 CONFIG_SYS_TEXT_BASE=0x18000000
 CONFIG_RZA1=y