arm64: dts: apple: t8112: Add touchbar digitizer node

Signed-off-by: Janne Grunau <j@jannau.net>

Author: jannau

arch/arm64/boot/dts/apple/t8112-j493.dts

@@ -21,6 +21,7 @@
 		bluetooth0 = &bluetooth0;
 		wifi0 = &wifi0;
 		keyboard = &keyboard;
+		touchbar0 = &touchbar0;
 	};
 
 	led-controller {
@@ -190,6 +191,25 @@
 	};
 };
 
+&spi3 {
+	status = "okay";
+
+	touchbar0: touchbar@0 {
+		compatible = "apple,j493-touchbar", "apple,z2-touchbar", "apple,z2-multitouch";
+		reg = <0>;
+		label = "Mac14,7 Touch Bar";
+		spi-max-frequency = <8000000>;
+		spi-cs-setup-delay-ns = <2000>;
+		spi-cs-hold-delay-ns = <2000>;
+
+		reset-gpios = <&pinctrl_ap 170 GPIO_ACTIVE_LOW>;
+		interrupts-extended = <&pinctrl_ap 174 IRQ_TYPE_EDGE_FALLING>;
+		firmware-name = "apple/dfrmtfw-j493.bin";
+		touchscreen-size-x = <23045>;
+		touchscreen-size-y = <640>;
+       };
+};
+
 &mtp {
 	status = "okay";
 };