From 37b50fdb92742024849241cf41091f97e11b2ba0 Mon Sep 17 00:00:00 2001
From: John Crispin <john@openwrt.org>
Date: Thu, 21 Apr 2016 19:46:59 +0000
Subject: ramips: add support for ELECOM WRH-300CR

ELECOM WRH-300CR is MT7620N based very small Wi-Fi router with 64MiB
DDR2 SDRAM, 16MiB SPI Flash, one fast ethernet port, and (internal but
easy-to-access) UART.

it also has internal USB hub and USB card reader which provide one USB
port, one SD card slot, and one microSD card slot.

Signed-off-by: YuheiOKAWA <tochiro.srchack@gmail.com>
Signed-off-by: FUKAUMI Naoki <naobsd@gmail.com>

SVN-Revision: 49211
---
 target/linux/ramips/dts/WRH-300CR.dts | 127 ++++++++++++++++++++++++++++++++++
 1 file changed, 127 insertions(+)
 create mode 100644 target/linux/ramips/dts/WRH-300CR.dts

(limited to 'target/linux/ramips/dts/WRH-300CR.dts')

diff --git a/target/linux/ramips/dts/WRH-300CR.dts b/target/linux/ramips/dts/WRH-300CR.dts
new file mode 100644
index 0000000000..79962e91e7
--- /dev/null
+++ b/target/linux/ramips/dts/WRH-300CR.dts
@@ -0,0 +1,127 @@
+/dts-v1/;
+
+/include/ "mt7620n.dtsi"
+
+/ {
+	compatible = "elecom,wrh-300cr", "ralink,mt7620n-soc";
+	model = "ELECOM WRH-300CR";
+
+	palmbus@10000000 {
+		gpio1: gpio@638 {
+			status = "okay";
+		};
+
+		gpio2: gpio@660 {
+			status = "okay";
+		};
+
+		gpio3: gpio@688 {
+			status = "okay";
+		};
+
+		spi@b00 {
+			status = "okay";
+
+			m25p80@0 {
+				#address-cells = <1>;
+				#size-cells = <1>;
+				compatible = "jedec,spi-nor";
+				reg = <0 0>;
+				linux,modalias = "m25p80", "mx25l12805d";
+				spi-max-frequency = <10000000>;
+
+				partition@0 {
+					label = "u-boot";
+					reg = <0x0 0x30000>;
+					read-only;
+				};
+
+				partition@30000 {
+					label = "u-boot-env";
+					reg = <0x30000 0x10000>;
+				};
+
+				factory: partition@40000 {
+					label = "factory";
+					reg = <0x40000 0x10000>;
+					read-only;
+				};
+
+				partition@50000 {
+					label = "recover";
+					reg = <0x50000 0x1c0000>;
+					read-only;
+				};
+
+				partition@210000 {
+					label = "firmware";
+					reg = <0x210000 0xdf0000>;
+				};
+			};
+		};
+	};
+
+	ehci@101c0000 {
+		status = "okay";
+	};
+
+	ohci@101c1000 {
+		status = "okay";
+	};
+
+	ethernet@10100000 {
+		mtd-mac-address = <&factory 0x2e>;
+		mediatek,portmap = "llllw";
+	};
+
+	wmac@10180000 {
+		ralink,mtd-eeprom = <&factory 0>;
+	};
+
+	pinctrl {
+		state_default: pinctrl0 {
+			default {
+				ralink,group = "i2c", "ephy", "wled";
+				ralink,function = "gpio";
+			};
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+
+		wps {
+			label = "wrh-300cr:green:wps";
+			gpios = <&gpio2 0 1>;
+		};
+
+		ethernet {
+			label = "wrh-300cr:green:ethernet";
+			gpios = <&gpio2 3 1>;
+		};
+
+		wlan {
+			label = "wrh-300cr:green:wlan";
+			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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