1 files changed, 134 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/overlays/media-center-overlay.dts b/arch/arm/boot/dts/overlays/media-center-overlay.dts
new file mode 100644
index 000000000000..0fcdcfa18eb3
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/media-center-overlay.dts
@@ -0,0 +1,134 @@
+/*
+ * Device Tree overlay for Media Center HAT by Pi Supply
+ *
+ */
+
+/dts-v1/;
+/plugin/;
+
+/ {
+	compatible = "brcm,bcm2835";
+
+	fragment@0 {
+		target = <&spi0>;
+		__overlay__ {
+			status = "okay";
+
+			spidev@0{
+				status = "disabled";
+			};
+
+			spidev@1{
+				status = "disabled";
+			};
+		};
+	};
+
+	fragment@1 {
+		target = <&gpio>;
+		__overlay__ {
+			rpi_display_pins: rpi_display_pins {
+				brcm,pins = <12 23 24 25>;
+				brcm,function = <1 1 1 0>; /* out out out in */
+				brcm,pull = <0 0 0 2>; /* - - - up */
+			};
+		};
+	};
+
+	fragment@2 {
+		target = <&spi0>;
+		__overlay__ {
+			/* needed to avoid dtc warning */
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			rpidisplay: rpi-display@0{
+				compatible = "ilitek,ili9341";
+				reg = <0>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&rpi_display_pins>;
+
+				spi-max-frequency = <32000000>;
+				rotate = <90>;
+				bgr;
+				fps = <30>;
+				buswidth = <8>;
+				reset-gpios = <&gpio 23 0>;
+				dc-gpios = <&gpio 24 0>;
+				led-gpios = <&gpio 12 1>;
+				debug = <0>;
+			};
+
+			rpidisplay_ts: rpi-display-ts@1 {
+				compatible = "ti,ads7846";
+				reg = <1>;
+
+				spi-max-frequency = <2000000>;
+				interrupts = <25 2>; /* high-to-low edge triggered */
+				interrupt-parent = <&gpio>;
+				pendown-gpio = <&gpio 25 0>;
+				ti,x-plate-ohms = /bits/ 16 <60>;
+				ti,pressure-max = /bits/ 16 <255>;
+			};
+		};
+	};
+
+	fragment@3 {
+		target-path = "/";
+		__overlay__ {
+			lirc_rpi: lirc_rpi {
+				compatible = "rpi,lirc-rpi";
+				pinctrl-names = "default";
+				pinctrl-0 = <&lirc_pins>;
+				status = "okay";
+
+				// Override autodetection of IR receiver circuit
+				// (0 = active high, 1 = active low, -1 = no override )
+				rpi,sense = <0xffffffff>;
+
+				// Software carrier
+				// (0 = off, 1 = on)
+				rpi,softcarrier = <1>;
+
+				// Invert output
+				// (0 = off, 1 = on)
+				rpi,invert = <0>;
+
+				// Enable debugging messages
+				// (0 = off, 1 = on)
+				rpi,debug = <0>;
+			};
+		};
+	};
+
+	fragment@4 {
+		target = <&gpio>;
+		__overlay__ {
+			lirc_pins: lirc_pins {
+				brcm,pins = <6 5>;
+				brcm,function = <1 0>; // out in
+				brcm,pull = <0 1>; // off down
+			};
+		};
+	};
+
+	__overrides__ {
+		speed =     <&rpidisplay>,"spi-max-frequency:0";
+		rotate =    <&rpidisplay>,"rotate:0";
+		fps =       <&rpidisplay>,"fps:0";
+		debug =     <&rpidisplay>,"debug:0", 
+		            <&lirc_rpi>,"rpi,debug:0";
+		xohms =     <&rpidisplay_ts>,"ti,x-plate-ohms;0";
+		swapxy =    <&rpidisplay_ts>,"ti,swap-xy?";
+		backlight = <&rpidisplay>,"led-gpios:4",
+		            <&rpi_display_pins>,"brcm,pins:0";
+
+		gpio_out_pin =  <&lirc_pins>,"brcm,pins:0";
+		gpio_in_pin =   <&lirc_pins>,"brcm,pins:4";
+		gpio_in_pull =  <&lirc_pins>,"brcm,pull:4";
+
+		sense =         <&lirc_rpi>,"rpi,sense:0";
+		softcarrier =   <&lirc_rpi>,"rpi,softcarrier:0";
+		invert =        <&lirc_rpi>,"rpi,invert:0";
+	};
+};