diff --git a/drivers/backlight/aw99703/leds_aw99703.c b/drivers/backlight/aw99703/leds_aw99703.c
index 097e908f4d9d..56428ee0f16c 100644
--- a/drivers/backlight/aw99703/leds_aw99703.c
+++ b/drivers/backlight/aw99703/leds_aw99703.c
@@ -277,7 +277,7 @@ static int aw99703_backlight_init(struct aw99703_data *drvdata)
 	aw99703_i2c_write_bit(drvdata->client,
 				AW99703_REG_BSTCTR1,
 				AW99703_BSTCTR1_OVPSEL_MASK,
-				AW99703_BSTCTR1_OVPSEL_38V);
+				drvdata->ovp_level);
 
 	/*switch frequency 1000kHz*/
 	aw99703_i2c_write_bit(drvdata->client,
@@ -289,7 +289,7 @@ static int aw99703_backlight_init(struct aw99703_data *drvdata)
 	aw99703_i2c_write_bit(drvdata->client,
 				AW99703_REG_BSTCTR1,
 				AW99703_BSTCTR1_OCPSEL_MASK,
-				AW99703_BSTCTR1_OCPSEL_3P3A);
+				drvdata->ocp_level);
 
 	/*BSTCRT2 IDCTSEL*/
 	if (drvdata->bl_reconfig_enable && (AW99703_REG_BSTCTR2 == drvdata->bl_slow_reg)) {
@@ -511,13 +511,19 @@ aw99703_get_dt_data(struct device *dev, struct aw99703_data *drvdata)
 	pr_info("%s using_lsb --<%d>\n", __func__, drvdata->using_lsb);
 
 	if (drvdata->using_lsb) {
-		drvdata->default_brightness = 0x7ff;
 		drvdata->max_brightness = 2047;
 	} else {
-		drvdata->default_brightness = 0xff;
 		drvdata->max_brightness = 255;
 	}
 
+	rc = of_property_read_u32(np, "aw99703,default-brightness", &drvdata->default_brightness);
+	if (rc != 0) {
+		drvdata->default_brightness = drvdata->max_brightness;
+		pr_err("%s default-brightness not found, set to max %d\n", __func__, drvdata->default_brightness);
+	}
+	else
+		pr_info("%s default-brightness=%d\n", __func__, drvdata->default_brightness);
+
 	rc = of_property_read_u32(np, "aw99703,bl-fscal-led", &temp);
 	if (rc) {
 		pr_err("Invalid backlight full-scale led current!\n");
@@ -577,6 +583,24 @@ aw99703_get_dt_data(struct device *dev, struct aw99703_data *drvdata)
 	else
 		pr_info("%s bl_map=%d\n", __func__, drvdata->bl_map);
 
+	rc = of_property_read_u32(np, "aw99703,ovp-level", &temp);
+	if (rc) {
+		drvdata->ovp_level = AW99703_BSTCTR1_OVPSEL_38V;
+		pr_err("ovp-level not found, set default %x!\n", drvdata->ovp_level);
+	} else {
+		drvdata->ovp_level = temp<<2;
+		pr_info("%s ovp_level %x\n", __func__, drvdata->ovp_level);
+	}
+
+	rc = of_property_read_u32(np, "aw99703,ocp-level", &temp);
+	if (rc) {
+		drvdata->ocp_level = AW99703_BSTCTR1_OCPSEL_2P7A;
+		pr_err("ocp-level not found, set default %x!\n", drvdata->ocp_level);
+	} else {
+		drvdata->ocp_level = temp;
+		pr_info("%s ocp_level %x\n", __func__, drvdata->ocp_level);
+	}
+
 	rc = of_property_read_u32(np, "aw99703,bl-slow-reg", &drvdata->bl_slow_reg);
 	if (!rc) {
 		const char *reconfg_panel;
@@ -721,7 +745,7 @@ static int aw99703_probe(struct i2c_client *client,
 	aw99703_backlight_init(drvdata);
 	aw99703_backlight_enable(drvdata);
 
-	aw99703_set_brightness(drvdata, MAX_BRIGHTNESS);
+	aw99703_set_brightness(drvdata, drvdata->default_brightness);
 	err = sysfs_create_group(&client->dev.kobj, &aw99703_attribute_group);
 	if (err < 0) {
 		dev_info(&client->dev, "%s error creating sysfs attr files\n",
diff --git a/drivers/backlight/aw99703/leds_aw99703.h b/drivers/backlight/aw99703/leds_aw99703.h
index 1572ce079d4a..516df94aa91f 100644
--- a/drivers/backlight/aw99703/leds_aw99703.h
+++ b/drivers/backlight/aw99703/leds_aw99703.h
@@ -154,10 +154,10 @@ const unsigned char aw99703_reg_access[AW99703_REG_MAX] = {
 #define AW99703_BSTCTR1_OVPSEL_38V		(3<<2)
 #define AW99703_BSTCTR1_OVPSEL_41P5V		(4<<2)
 #define AW99703_BSTCTR1_OCPSEL_MASK		(~(3<<0))
-#define AW99703_BSTCTR1_OCPSEL_0P7A		(0<<0)
-#define AW99703_BSTCTR1_OCPSEL_1P6A		(1<<0)
-#define AW99703_BSTCTR1_OCPSEL_2P46A		(2<<0)
-#define AW99703_BSTCTR1_OCPSEL_3P3A		(3<<0)
+#define AW99703_BSTCTR1_OCPSEL_0P9A		(0<<0)
+#define AW99703_BSTCTR1_OCPSEL_1P8A		(1<<0)
+#define AW99703_BSTCTR1_OCPSEL_2P7A		(2<<0)
+#define AW99703_BSTCTR1_OCPSEL_3P4A		(3<<0)
 
 /*BSTCTR2:0x05*/
 #define AW99703_BSTCTR2_AFEN_MASK		(~(1<<7))
@@ -242,6 +242,7 @@ struct aw99703_data {
 	unsigned int i2c_trans_dim;
 	unsigned int channel;
 	unsigned int ovp_level;
+	unsigned int ocp_level;
 	unsigned int frequency;
 	unsigned int default_brightness;
 	unsigned int max_brightness;