diff --git a/arch/arm64/configs/rockchip_defconfig b/arch/arm64/configs/rockchip_defconfig
index 8f85e6ee9b34..64f462f182e9 100644
--- a/arch/arm64/configs/rockchip_defconfig
+++ b/arch/arm64/configs/rockchip_defconfig
@@ -768,6 +768,8 @@ CONFIG_INV_MPU_IIO=y
 CONFIG_ASHMEM=y
 CONFIG_ION=y
 CONFIG_ION_SYSTEM_HEAP=y
+CONFIG_ION_LEGENCY=y
+CONFIG_ION_LEGENCY_ROCKCHIP=y
 CONFIG_FIQ_DEBUGGER=y
 CONFIG_FIQ_DEBUGGER_NO_SLEEP=y
 CONFIG_FIQ_DEBUGGER_CONSOLE=y