diff --git a/arch/arm/configs/rv1126_defconfig b/arch/arm/configs/rv1126_defconfig
index bcf0d755b1a7..b65b5e17ecc2 100644
--- a/arch/arm/configs/rv1126_defconfig
+++ b/arch/arm/configs/rv1126_defconfig
@@ -308,6 +308,7 @@ CONFIG_ROCKCHIP_SUSPEND_MODE=y
 CONFIG_PM_DEVFREQ=y
 CONFIG_DEVFREQ_GOV_USERSPACE=y
 CONFIG_ARM_ROCKCHIP_DMC_DEVFREQ=y
+CONFIG_ARM_ROCKCHIP_DMC_DEBUG=y
 CONFIG_IIO=y
 CONFIG_IIO_BUFFER=y
 CONFIG_IIO_KFIFO_BUF=y