ramips: Add support for Huawei HG255D in trunk

HG255D is a kind of popular low-end home gateway in China, this patch bring the the trunk support for it. It is adapted from a local Chinese community (www.right.com.cn), so credit should given to them.

This patch is tested to work except trivial LED issues.

Signed-off-by: Leon Xu <ylxu72@gmail.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37505 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 120 insertions, 0 deletions

diff --git a/target/linux/ramips/dts/HG255D.dts b/target/linux/ramips/dts/HG255D.dts
new file mode 100644
index 0000000000..695969038d
--- /dev/null
+++ b/target/linux/ramips/dts/HG255D.dts
@@ -0,0 +1,120 @@
+/dts-v1/;
+
+/include/ "rt3050.dtsi"
+
+/ {
+	compatible = "HG255D", "ralink,rt3052-soc";
+	model = "HuaWei HG255D";
+
+	palmbus@10000000 {
+		sysc@0 {
+			ralink,pinmux = "i2c", "spi", "uartlite", "jtag", "mdio", "sdram", "rgmii";
+			ralink,uartmux = "gpio";
+			ralink,wdtmux = <1>;
+		};
+
+		gpio0: gpio@600 {
+			status = "okay";
+		};
+	};
+
+	cfi@1f000000 {
+		compatible = "cfi-flash";
+		reg = <0x1f000000 0x1000000>;
+
+		bank-width = <2>;
+		device-width = <2>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		partition@0 {
+			label = "u-boot";
+			reg = <0x0 0x40000>;
+			read-only;
+		};
+
+		partition@30000 {
+			label = "u-boot-env";
+			reg = <0x40000 0x20000>;
+			read-only;
+		};
+
+		factory: partition@60000 {
+			label = "factory";
+			reg = <0x60000 0x20000>;
+			read-only;
+		};
+
+		partition@80000 {
+			label = "firmware";
+			reg = <0x80000 0xf80000>;
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+		power {
+			label = "hg255d:power";
+			gpios = <&gpio0 8 1>;
+		};
+		internet {
+			label = "hg255d:internet";
+			gpios = <&gpio0 13 1>;
+		};
+		wifi {
+			label = "hg255d:wlan";
+			gpios = <&gpio0 14 1>;
+		};
+		usb {
+			label = "hg255d:usb";
+			gpios = <&gpio0 9 1>;
+		};
+		wps {
+			label = "hg255d:wps";
+			gpios = <&gpio0 12 1>;
+		};
+		voice {
+			label = "hg255d:voice";
+			gpios = <&gpio0 5 1>;
+		};
+	};
+
+	gpio-keys-polled {
+		compatible = "gpio-keys-polled";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		poll-interval = <10>;
+		reset {
+			label = "reset";
+			gpios = <&gpio0 4 1>;
+			linux,code = <0x198>;
+		};
+		wps {
+			label = "wps";
+			gpios = <&gpio0 10 1>;
+			linux,code = <0x211>;
+		};
+		rfkill {
+			label = "rfkill";
+			gpios = <&gpio0 0 1>;
+			linux,code = <0xf7>;
+		};
+	};
+
+	ethernet@10100000 {
+		status = "okay";
+	};
+
+	esw@10110000 {
+		status = "okay";
+		ralink,portmap = <0x2f>;
+	};
+
+	wmac@10180000 {
+		status = "okay";
+	};
+
+	otg@101c0000 {
+		status = "okay";
+	};
+};