diff --git a/drivers/iio/adc/qcom-spmi-adc5-gen3.c b/drivers/iio/adc/qcom-spmi-adc5-gen3.c
index 0d39f047e417..89935948b909 100644
--- a/drivers/iio/adc/qcom-spmi-adc5-gen3.c
+++ b/drivers/iio/adc/qcom-spmi-adc5-gen3.c
@@ -1362,7 +1362,7 @@ static const struct adc5_channels adc5_chans_pmic[ADC5_MAX_CHANNEL] = {
 						SCALE_HW_CALIB_CUR)
 	[ADC5_GEN3_IIN_SMB]		= ADC5_CHAN_CUR("iin_smb", 10,
 						SCALE_HW_CALIB_CUR)
-	[ADC5_GEN3_ICHG_FB]		= ADC5_CHAN_CUR("ichg_fb", 14,
+	[ADC5_GEN3_ICHG_FB]		= ADC5_CHAN_CUR("ichg_fb", 16,
 						SCALE_HW_CALIB_CUR_RAW)
 	[ADC5_GEN3_DIE_TEMP]		= ADC5_CHAN_TEMP("die_temp", 0,
 						SCALE_HW_CALIB_PMIC_THERM_PM7)
diff --git a/drivers/iio/adc/qcom-vadc-common.c b/drivers/iio/adc/qcom-vadc-common.c
index 75af6bb3d49b..e46a4528b844 100644
--- a/drivers/iio/adc/qcom-vadc-common.c
+++ b/drivers/iio/adc/qcom-vadc-common.c
@@ -614,6 +614,8 @@ static const struct u32_fract adc5_prescale_ratios[] = {
 	{ .numerator = 640, .denominator = 4100 },	/* ICHG_SMB_new */
 	{ .numerator = 1000, .denominator = 305185 },	/* ICHG_FB */
 	{ .numerator = 1000, .denominator = 610370 },	/* ICHG_FB_2X */
+	{ .numerator = 1000, .denominator = 366220 },	/* ICHG_FB ADC5_GEN3 */
+	{ .numerator = 1000, .denominator = 732440 },	/* ICHG_FB_2X ADC5_GEN3 */
 };
 
 static int qcom_vadc_scale_hw_calib_volt(