From 9739a0b41baa88c233f76b93ac01805b7b635d94 Mon Sep 17 00:00:00 2001
From: John Crispin <john@openwrt.org>
Date: Wed, 25 Dec 2013 17:04:50 +0000
Subject: ramips: add support for RT-N14U (mt7620n based) board
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added dts file and userspace scripts modified to support Asus RT-N14U board

current support status:
usb        works
ethernet   works
buttons    reset, wps
leds       asus:blue:[usb|lan|wan|air|power]
i2c        not tested
uart       not tested
wifi       not yet

Signed-off-by: Pavel Löbl <lobl.pavel@gmail.com>

SVN-Revision: 39163
---
 target/linux/ramips/dts/RT-N14U.dts | 118 ++++++++++++++++++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 target/linux/ramips/dts/RT-N14U.dts

(limited to 'target/linux/ramips/dts/RT-N14U.dts')

diff --git a/target/linux/ramips/dts/RT-N14U.dts b/target/linux/ramips/dts/RT-N14U.dts
new file mode 100644
index 0000000000..d95365bc0e
--- /dev/null
+++ b/target/linux/ramips/dts/RT-N14U.dts
@@ -0,0 +1,118 @@
+/dts-v1/;
+
+/include/ "mt7620n.dtsi"
+
+/ {
+	compatible = "asus,rt-n14u", "ralink,mt7620n-soc";
+	model = "Asus RT-N14U";
+
+	palmbus@10000000 {
+		gpio2: gpio@660 {
+			status = "okay";
+		};
+
+		gpio3: gpio@688 {
+			status = "okay";
+		};
+
+		spi@b00 {
+			status = "okay";
+
+			m25p80@0 {
+				#address-cells = <1>;
+				#size-cells = <1>;
+				#compatible = "mx25l6405d";
+				compatible = "w25q128";
+				reg = <0 0>;
+				linux,modalias = "m25p80", "w25q128";
+				spi-max-frequency = <10000000>;
+
+				partition@0 {
+					label = "u-boot";
+					reg = <0x0 0x30000>;
+					read-only;
+				};
+
+				partition@30000 {
+					label = "u-boot-env";
+					reg = <0x30000 0x10000>;
+					read-only;
+				};
+
+				factory: partition@40000 {
+					label = "factory";
+					reg = <0x40000 0x10000>;
+					read-only;
+				};
+
+				partition@50000 {
+					label = "firmware";
+					reg = <0x50000 0xfb0000>;
+				};
+			};
+		};
+	};
+
+	ehci@101c0000 {
+		status = "okay";
+	};
+
+	ohci@101c1000 {
+		status = "okay";
+	};
+
+	ethernet@10100000 {
+		mtd-mac-address = <&factory 0x4>;
+		ralink,port-map = "wllll";
+	};
+
+	pinctrl {
+		state_default: pinctrl0 {
+			default {
+				ralink,group = "ephy", "wled";
+				ralink,function = "gpio";
+			};
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+		wan {
+			label = "asus:blue:wan";
+			gpios = <&gpio2 0 1>;
+		};
+		lan {
+			label = "asus:blue:lan";
+			gpios = <&gpio2 1 1>;
+		};
+		usb {
+			label = "asus:blue:usb";
+			gpios = <&gpio2 2 1>;
+		};
+		power {
+			label = "asus:blue:power";
+			gpios = <&gpio2 3 1>;
+		};
+		air {
+			label = "asus:blue:air";
+			gpios = <&gpio3 0 1>;
+		};
+	};
+
+	gpio-keys-polled {
+		compatible = "gpio-keys-polled";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		poll-interval = <20>;
+		reset {
+			label = "reset";
+			gpios = <&gpio0 1 1>;
+			linux,code = <0x198>;
+		};
+		wps {
+			label = "wps";
+			gpios = <&gpio0 2 1>;
+			linux,code = <0x211>;
+		};
+	};
+};
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