diff --git a/arch/arm/configs/rk30_phone_defconfig b/arch/arm/configs/rk30_phone_defconfig
index 9d05dcb348ab..701ae15244af 100755
--- a/arch/arm/configs/rk30_phone_defconfig
+++ b/arch/arm/configs/rk30_phone_defconfig
@@ -22,7 +22,7 @@ CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 CONFIG_MODULE_FORCE_UNLOAD=y
 CONFIG_ARCH_RK30=y
-CONFIG_DDR_SDRAM_FREQ=456
+CONFIG_DDR_SDRAM_FREQ=300
 CONFIG_WIFI_CONTROL_FUNC=y
 CONFIG_MACH_RK30_PHONE=y
 # CONFIG_SWP_EMULATE is not set