diff --git a/drivers/iio/adc/aspeed_adc.c b/drivers/iio/adc/aspeed_adc.c
index 72c7e0ea0769f..9e2c85c3cbe90 100644
--- a/drivers/iio/adc/aspeed_adc.c
+++ b/drivers/iio/adc/aspeed_adc.c
@@ -25,6 +25,8 @@
 #include <linux/spinlock.h>
 #include <linux/types.h>
 #include <linux/bitfield.h>
+#include <linux/regmap.h>
+#include <linux/mfd/syscon.h>
 
 #include <linux/iio/iio.h>
 #include <linux/iio/driver.h>
@@ -80,6 +82,11 @@
  */
 #define ASPEED_ADC_DEF_SAMPLING_RATE	65000
 
+struct aspeed_adc_trim_locate {
+	const unsigned int offset;
+	const unsigned int field;
+};
+
 struct aspeed_adc_model_data {
 	const char *model_name;
 	unsigned int min_sampling_rate;	// Hz
@@ -90,6 +97,7 @@ struct aspeed_adc_model_data {
 	bool bat_sense_sup;
 	u8 scaler_bit_width;
 	unsigned int num_channels;
+	const struct aspeed_adc_trim_locate *trim_locate;
 };
 
 struct adc_gain {
@@ -165,6 +173,44 @@ static const struct iio_chan_spec aspeed_adc_iio_bat_channels[] = {
 	ASPEED_BAT_CHAN(7, 0x1E),
 };
 
+static int aspeed_adc_set_trim_data(struct iio_dev *indio_dev)
+{
+	struct device_node *syscon;
+	struct regmap *scu;
+	u32 scu_otp, trimming_val;
+	struct aspeed_adc_data *data = iio_priv(indio_dev);
+
+	syscon = of_find_node_by_name(NULL, "syscon");
+	if (syscon == NULL) {
+		dev_warn(data->dev, "Couldn't find syscon node\n");
+		return -EOPNOTSUPP;
+	}
+	scu = syscon_node_to_regmap(syscon);
+	if (IS_ERR(scu)) {
+		dev_warn(data->dev, "Failed to get syscon regmap\n");
+		return -EOPNOTSUPP;
+	}
+	if (data->model_data->trim_locate) {
+		if (regmap_read(scu, data->model_data->trim_locate->offset,
+				&scu_otp)) {
+			dev_warn(data->dev,
+				 "Failed to get adc trimming data\n");
+			trimming_val = 0x8;
+		} else {
+			trimming_val =
+				((scu_otp) &
+				 (data->model_data->trim_locate->field)) >>
+				__ffs(data->model_data->trim_locate->field);
+		}
+		dev_dbg(data->dev,
+			"trimming val = %d, offset = %08x, fields = %08x\n",
+			trimming_val, data->model_data->trim_locate->offset,
+			data->model_data->trim_locate->field);
+		writel(trimming_val, data->base + ASPEED_REG_COMPENSATION_TRIM);
+	}
+	return 0;
+}
+
 static int aspeed_adc_compensation(struct iio_dev *indio_dev)
 {
 	struct aspeed_adc_data *data = iio_priv(indio_dev);
@@ -513,6 +559,13 @@ static int aspeed_adc_probe(struct platform_device *pdev)
 	if (ret)
 		return ret;
 
+	if (of_find_property(data->dev->of_node, "aspeed,trim-data-valid",
+			     NULL)) {
+		ret = aspeed_adc_set_trim_data(indio_dev);
+		if (ret)
+			return ret;
+	}
+
 	if (of_find_property(data->dev->of_node, "aspeed,battery-sensing",
 			     NULL)) {
 		if (data->model_data->bat_sense_sup) {
@@ -589,6 +642,21 @@ static int aspeed_adc_probe(struct platform_device *pdev)
 	return ret;
 }
 
+static const struct aspeed_adc_trim_locate ast2500_adc_trim = {
+	.offset = 0x154,
+	.field = GENMASK(31, 28),
+};
+
+static const struct aspeed_adc_trim_locate ast2600_adc0_trim = {
+	.offset = 0x5d0,
+	.field = GENMASK(3, 0),
+};
+
+static const struct aspeed_adc_trim_locate ast2600_adc1_trim = {
+	.offset = 0x5d0,
+	.field = GENMASK(7, 4),
+};
+
 static const struct aspeed_adc_model_data ast2400_model_data = {
 	.model_name = "ast2400-adc",
 	.vref_fixed_mv = 2500,
@@ -608,6 +676,7 @@ static const struct aspeed_adc_model_data ast2500_model_data = {
 	.need_prescaler = true,
 	.scaler_bit_width = 10,
 	.num_channels = 16,
+	.trim_locate = &ast2500_adc_trim,
 };
 
 static const struct aspeed_adc_model_data ast2600_adc0_model_data = {
@@ -618,6 +687,7 @@ static const struct aspeed_adc_model_data ast2600_adc0_model_data = {
 	.bat_sense_sup = true,
 	.scaler_bit_width = 16,
 	.num_channels = 8,
+	.trim_locate = &ast2600_adc0_trim,
 };
 
 static const struct aspeed_adc_model_data ast2600_adc1_model_data = {
@@ -628,6 +698,7 @@ static const struct aspeed_adc_model_data ast2600_adc1_model_data = {
 	.bat_sense_sup = true,
 	.scaler_bit_width = 16,
 	.num_channels = 8,
+	.trim_locate = &ast2600_adc1_trim,
 };
 
 static const struct of_device_id aspeed_adc_matches[] = {