diff --git a/linux-5.10/arch/arm/configs/hi3516dv300_small_defconfig b/linux-5.10/arch/arm/configs/hi3516dv300_small_defconfig
index 2de3273870ebe3f3210aeb66f5156c13ced01ec1..2ed8a027ec1f66cf54e9b01fade07fffcd0a3c18 100755
--- a/linux-5.10/arch/arm/configs/hi3516dv300_small_defconfig
+++ b/linux-5.10/arch/arm/configs/hi3516dv300_small_defconfig
@@ -2807,7 +2807,21 @@ CONFIG_ARM_TIMER_SP804=y
 # CONFIG_PM_DEVFREQ is not set
 # CONFIG_EXTCON is not set
 # CONFIG_MEMORY is not set
-# CONFIG_IIO is not set
+CONFIG_IIO=y
+CONFIG_IIO_BUFFER=y
+# CONFIG_IIO_BUFFER_CB is not set
+# CONFIG_IIO_BUFFER_DMA is not set
+# CONFIG_IIO_BUFFER_DMAENGINE is not set
+# CONFIG_IIO_BUFFER_HW_CONSUMER is not set
+CONFIG_IIO_KFIFO_BUF=y
+CONFIG_IIO_TRIGGERED_BUFFER=y
+# CONFIG_IIO_CONFIGFS is not set
+CONFIG_IIO_TRIGGER=y
+CONFIG_IIO_CONSUMERS_PER_TRIGGER=2
+# CONFIG_IIO_SW_DEVICE is not set
+# CONFIG_IIO_SW_TRIGGER is not set
+# CONFIG_IIO_TRIGGERED_EVENT is not set
+
 CONFIG_PWM=y
 CONFIG_PWM_SYSFS=y
 # CONFIG_PWM_DEBUG is not set
@@ -2905,6 +2919,7 @@ CONFIG_DRIVERS_HDF_PLATFORM_MMC=y
 CONFIG_DRIVERS_HDF_PLATFORM_SPI=y
 CONFIG_DRIVERS_HDF_PLATFORM_RTC=y
 CONFIG_DRIVERS_HDF_PLATFORM_REGULATOR=y
+CONFIG_DRIVERS_HDF_PLATFORM_ADC=y
 CONFIG_DRIVERS_HDF_TEST=y
 CONFIG_DRIVERS_HDF_DISP=y
 # CONFIG_DRIVERS_HDF_LCDKIT is not set