diff --git a/arch/arm64/configs/rockchip_defconfig b/arch/arm64/configs/rockchip_defconfig
index e2707f9e5cca..5d0736a7afbc 100644
--- a/arch/arm64/configs/rockchip_defconfig
+++ b/arch/arm64/configs/rockchip_defconfig
@@ -490,6 +490,7 @@ CONFIG_LEDS_TRIGGER_BACKLIGHT=y
 CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
 CONFIG_SWITCH=y
 CONFIG_RTC_CLASS=y
+CONFIG_RTC_DRV_RK808=y
 CONFIG_DMADEVICES=y
 CONFIG_PL330_DMA=y
 CONFIG_STAGING=y