openwrt/target/linux/brcm2708/patches-4.4/0138-dt-overlay-add-wittypi-overlay.dts.patch

From 5e6354c06e4fe463c37179a768da78d675cc2f36 Mon Sep 17 00:00:00 2001
From: vitalogy <vitalogy_github@milaw.biz>
Date: Tue, 19 Jan 2016 07:02:02 +0100
Subject: [PATCH] dt-overlay: add wittypi-overlay.dts

---
 arch/arm/boot/dts/overlays/wittypi-overlay.dts | 44 ++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 arch/arm/boot/dts/overlays/wittypi-overlay.dts

--- /dev/null
+++ b/arch/arm/boot/dts/overlays/wittypi-overlay.dts
@@ -0,0 +1,44 @@
+/*
+ * Device Tree overlay for Witty Pi extension board by UUGear
+ *
+ */
+
+/dts-v1/;
+/plugin/;
+
+/ {
+
+	compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709";
+
+	fragment@0 {
+		target = <&leds>;
+		__overlay__ {
+			compatible = "gpio-leds";
+			wittypi_led: wittypi_led {
+				label = "wittypi_led";
+				linux,default-trigger = "default-on";
+				gpios = <&gpio 17 0>;
+			};
+		};
+	};
+
+	fragment@1 {
+		target = <&i2c1>;
+		__overlay__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			rtc: ds1337@68 {
+				compatible = "dallas,ds1337";
+				reg = <0x68>;
+				wakeup-source;
+			};
+		};
+	};
+
+	__overrides__ {
+		led_gpio =		<&wittypi_led>,"gpios:4";
+		led_trigger =	<&wittypi_led>,"linux,default-trigger";
+	};
+
+};