diff --git a/arch/arm/configs/rk3506_defconfig b/arch/arm/configs/rk3506_defconfig
index 52700bcb86a9..12e1adcd9913 100644
--- a/arch/arm/configs/rk3506_defconfig
+++ b/arch/arm/configs/rk3506_defconfig
@@ -198,6 +198,7 @@ CONFIG_STAGING=y
 # CONFIG_ARM_ARCH_TIMER_EVTSTREAM is not set
 # CONFIG_IOMMU_SUPPORT is not set
 CONFIG_CPU_RK3506=y
+CONFIG_ROCKCHIP_CPUINFO=y
 CONFIG_ROCKCHIP_PVTM=y
 CONFIG_FIQ_DEBUGGER=y
 CONFIG_FIQ_DEBUGGER_NO_SLEEP=y