arm64: dts: ti: k3-am64: Add GPIO expander on I2C0

A TCA9554 GPIO expander is present on I2C0. Add it.
Signed-off-by: Roger Quadros <rogerq@kernel.org>
Link: https://lore.kernel.org/r/20230923080046.5373-3-rogerq@kernel.orgSigned-off-by: Vignesh Raghavendra <vigneshr@ti.com>

arch/arm64/boot/dts/ti/k3-am642-evm.dts

@@ -407,6 +407,15 @@ &main_i2c0 {
 	pinctrl-0 = <&main_i2c0_pins_default>;
 	clock-frequency = <400000>;
 
+	gpio@38 {
+		/* TCA9554 */
+		compatible = "nxp,pca9554";
+		reg = <0x38>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		gpio-line-names = "HSE_DETECT";
+	};
+
 	eeprom@50 {
 		/* AT24CM01 */
 		compatible = "atmel,24c1024";