diff --git a/arch/arm/boot/dts/ste-ab8500.dtsi b/arch/arm/boot/dts/ste-ab8500.dtsi
index 55fff4d44277..14d4d8617d75 100644
--- a/arch/arm/boot/dts/ste-ab8500.dtsi
+++ b/arch/arm/boot/dts/ste-ab8500.dtsi
@@ -6,6 +6,20 @@
 #include <dt-bindings/clock/ste-ab8500.h>
 
 / {
+	/* Essential housekeeping hardware monitors */
+	iio-hwmon {
+		compatible = "iio-hwmon";
+		io-channels = <&gpadc 0x02>, /* Battery temperature */
+			    <&gpadc 0x03>, /* Main charger voltage */
+			    <&gpadc 0x08>, /* Main battery voltage */
+			    <&gpadc 0x09>, /* VBUS */
+			    <&gpadc 0x0a>, /* Main charger current */
+			    <&gpadc 0x0b>, /* USB charger current */
+			    <&gpadc 0x0c>, /* Backup battery voltage */
+			    <&gpadc 0x0d>, /* Die temperature */
+			    <&gpadc 0x12>; /* Crystal temperature */
+	};
+
 	soc {
 		prcmu@80157000 {
 			ab8500 {
@@ -33,12 +47,84 @@
 					interrupt-names = "60S", "ALARM";
 				};
 
-				ab8500-gpadc {
+				gpadc: ab8500-gpadc {
 					compatible = "stericsson,ab8500-gpadc";
 					interrupts = <32 IRQ_TYPE_LEVEL_HIGH
 						      39 IRQ_TYPE_LEVEL_HIGH>;
 					interrupt-names = "HW_CONV_END", "SW_CONV_END";
 					vddadc-supply = <&ab8500_ldo_tvout_reg>;
+					#address-cells = <1>;
+					#size-cells = <0>;
+					#io-channel-cells = <1>;
+
+					/* GPADC channels */
+					bat_ctrl: channel@01 {
+						reg = <0x01>;
+					};
+					btemp_ball: channel@02 {
+						reg = <0x02>;
+					};
+					main_charger_v: channel@03 {
+						reg = <0x03>;
+					};
+					acc_detect1: channel@04 {
+						reg = <0x04>;
+					};
+					acc_detect2: channel@05 {
+						reg = <0x05>;
+					};
+					adc_aux1: channel@06 {
+						reg = <0x06>;
+					};
+					adc_aux2: channel@07 {
+						reg = <0x07>;
+					};
+					main_batt_v: channel@08 {
+						reg = <0x08>;
+					};
+					vbus_v: channel@09 {
+						reg = <0x09>;
+					};
+					main_charger_c: channel@0a {
+						reg = <0x0a>;
+					};
+					usb_charger_c: channel@0b {
+						reg = <0x0b>;
+					};
+					bk_bat_v: channel@0c {
+						reg = <0x0c>;
+					};
+					die_temp: channel@0d {
+						reg = <0x0d>;
+					};
+					usb_id: channel@0e {
+						reg = <0x0e>;
+					};
+					xtal_temp: channel@12 {
+						reg = <0x12>;
+					};
+					vbat_true_meas: channel@13 {
+						reg = <0x13>;
+					};
+					bat_ctrl_and_ibat: channel@1c {
+						reg = <0x1c>;
+					};
+					vbat_meas_and_ibat: channel@1d {
+						reg = <0x1d>;
+					};
+					vbat_true_meas_and_ibat: channel@1e {
+						reg = <0x1e>;
+					};
+					bat_temp_and_ibat: channel@1f {
+						reg = <0x1f>;
+					};
+				};
+
+				ab8500_temp {
+					compatible = "stericsson,abx500-temp";
+					io-channels = <&gpadc 0x06>,
+						      <&gpadc 0x07>;
+					io-channel-name = "aux1", "aux2";
 				};
 
 				ab8500_battery: ab8500_battery {
@@ -49,17 +135,31 @@
 				ab8500_fg {
 					compatible = "stericsson,ab8500-fg";
 					battery	   = <&ab8500_battery>;
+					io-channels = <&gpadc 0x08>;
+					io-channel-name = "main_bat_v";
 				};
 
 				ab8500_btemp {
 					compatible = "stericsson,ab8500-btemp";
 					battery	   = <&ab8500_battery>;
+					io-channels = <&gpadc 0x02>,
+						      <&gpadc 0x01>;
+					io-channel-name = "btemp_ball",
+							"bat_ctrl";
 				};
 
 				ab8500_charger {
 					compatible	= "stericsson,ab8500-charger";
 					battery		= <&ab8500_battery>;
 					vddadc-supply	= <&ab8500_ldo_tvout_reg>;
+					io-channels = <&gpadc 0x03>,
+						      <&gpadc 0x0a>,
+						      <&gpadc 0x09>,
+						      <&gpadc 0x0b>;
+					io-channel-name = "main_charger_v",
+							"main_charger_c",
+							"vbus_v",
+							"usb_charger_c";
 				};
 
 				ab8500_chargalg {