diff --git a/arch/arm/mach-rockchip/px30/Kconfig b/arch/arm/mach-rockchip/px30/Kconfig
index e394726..dcf9eb8 100644
--- a/arch/arm/mach-rockchip/px30/Kconfig
+++ b/arch/arm/mach-rockchip/px30/Kconfig
@@ -68,8 +68,11 @@
 config SYS_SOC
 	default "px30"
 
+config ROCKCHIP_COMMON_STACK_ADDR
+	default y
+
 config SYS_MALLOC_F_LEN
-	default 0x400
+	default 0x400 if !SPL_SHARES_INIT_SP_ADDR
 
 config SPL_SERIAL
 	default y