realtek: switch RTL8231 driver for HPE 1920-8G

Update the base DTS file for the 8 port HPE 1920 devices (JG920A,
JG921A, JG922A), causing the new RTL8231 MFD driver to be loaded at
start-up.

Signed-off-by: Sander Vanheule <[email protected]>

target/linux/realtek/dts/rtl8380_hpe_1920-8g.dtsi

@@ -4,13 +4,6 @@
 #include "rtl83xx_hpe_1920.dtsi"
 
 / {
-	gpio1: rtl8231-gpio {
-		compatible = "realtek,rtl8231-gpio";
-		#gpio-cells = <2>;
-		gpio-controller;
-		indirect-access-bus-id = <0>;
-	};
-
 	i2c0: i2c-gpio-0 {
 		compatible = "i2c-gpio";
 		sda-gpios = <&gpio1 23 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
@@ -46,6 +39,24 @@
 	};
 };
 
+&mdio_aux {
+	status = "okay";
+
+	gpio1: expander@0 {
+		compatible = "realtek,rtl8231";
+		reg = <0>;
+
+		gpio-controller;
+		#gpio-cells = <2>;
+		gpio-ranges = <&gpio1 0 0 37>;
+
+		led-controller {
+			compatible = "realtek,rtl8231-leds";
+			status = "disabled";
+		};
+	};
+};
+
 &ethernet0 {
 	mdio: mdio-bus {
 		compatible = "realtek,rtl838x-mdio";