fdt: import bcm283x device tree sources from the linux kernel tree

This patch adds device trees for the bcm283x platform to be used with
OF_CONTROL. The version 4.8-rc7 of the linux kernel was used as source.

Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Signed-off-by: Fabian Vogt <fvogt@suse.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/dts/bcm2837-rpi-3-b.dts b/arch/arm/dts/bcm2837-rpi-3-b.dts
new file mode 100644
index 0000000..7841b72
--- /dev/null
+++ b/arch/arm/dts/bcm2837-rpi-3-b.dts
@@ -0,0 +1,30 @@
+/dts-v1/;
+#include "bcm2837.dtsi"
+#include "bcm2835-rpi.dtsi"
+#include "bcm283x-rpi-smsc9514.dtsi"
+
+/ {
+	compatible = "raspberrypi,3-model-b", "brcm,bcm2837";
+	model = "Raspberry Pi 3 Model B";
+
+	memory {
+		reg = <0 0x40000000>;
+	};
+
+	leds {
+		act {
+			gpios = <&gpio 47 0>;
+		};
+
+		pwr {
+			label = "PWR";
+			gpios = <&gpio 35 0>;
+			default-state = "keep";
+			linux,default-trigger = "default-on";
+		};
+	};
+};
+
+&uart1 {
+	status = "okay";
+};