diff --git a/arch/arm/configs/rk3036_defconfig b/arch/arm/configs/rk3036_defconfig
index 2f100c13bd3c..bbae7b3fd581 100644
--- a/arch/arm/configs/rk3036_defconfig
+++ b/arch/arm/configs/rk3036_defconfig
@@ -209,6 +209,7 @@ CONFIG_RFKILL=y
 CONFIG_RFKILL_RK=y
 CONFIG_DEVTMPFS=y
 CONFIG_DMA_CMA=y
+CONFIG_CMA_SIZE_MBYTES=4
 CONFIG_BLK_DEV_LOOP=y
 CONFIG_UID_STAT=y
 CONFIG_SRAM=y