overlays: Add SunFounder Pironman 5 overlay

Author: cavonlee

arch/arm/boot/dts/overlays/Makefile

@@ -272,6 +272,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
 	ssd1306-spi.dtbo \
 	ssd1331-spi.dtbo \
 	ssd1351-spi.dtbo \
+	sunfounder-pironman5.dtbo \
 	superaudioboard.dtbo \
 	sx150x.dtbo \
 	tc358743.dtbo \

arch/arm/boot/dts/overlays/README

@@ -4649,6 +4649,13 @@ Params: speed                   SPI bus speed (default 4500000)
         reset_pin               GPIO pin for RESET (default 25)
 
 
+Name:   sunfounder-pironman5
+Info:   Overlay for SunFounder Pironman 5
+Load:   dtoverlay=sunfounder-pironman5,<param>=<val>
+Params: ir                      Enable IR or not (on or off, default on)
+        ir_pins                 Change IR receiver pin (default 12)
+
+
 Name:   superaudioboard
 Info:   Configures the SuperAudioBoard sound card
 Load:   dtoverlay=superaudioboard,<param>=<val>

arch/arm/boot/dts/overlays/sunfounder-pironman5-overlay.dts

@@ -0,0 +1,51 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+    compatible = "brcm,bcm2835";
+
+    fragment@0 {
+        target = <&i2c1>;
+        __overlay__ {
+            status = "okay";
+        };
+    };
+    fragment@1 {
+        target = <&spi0>;
+        __overlay__ {
+            status = "okay";
+        };
+    };
+    fragment@2 {
+        target-path = "/";
+        __overlay__ {
+            gpio_ir: ir-receiver@c {
+                compatible = "gpio-ir-receiver";
+                pinctrl-names = "default";
+                pinctrl-0 = <&gpio_ir_pins>;
+
+                // pin number, high or low
+                gpios = <&gpio 12 1>;
+
+                // parameter for keymap name
+                linux,rc-map-name = "rc-rc6-mce";
+
+                status = "okay";
+            };
+        };
+    };
+    fragment@3 {
+        target = <&gpio>;
+        __overlay__ {
+            gpio_ir_pins: gpio_ir_pins@c {
+                brcm,pins = <12>;
+                brcm,function = <0>;
+                brcm,pull = <2>;
+            };
+        };
+    };
+    __overrides__ {
+        ir = <&gpio_ir>,"status";
+        ir_pins = <&gpio_ir>,"gpios:4", <&gpio_ir>,"reg:0", <&gpio_ir_pins>,"brcm,pins:0", <&gpio_ir_pins>,"reg:0";
+    };
+};