[LEDE-DEV] [PATCH] ramips: add support for AsiaRF AWM688

[Russell Senior]

Add initial support for an mtk7688 board from Asia RF.

It boots, flashes and runs.

Signed-off-by: Russell Senior <russell at personaltelco.net>
---

diff --git a/package/boot/uboot-envtools/files/ramips b/package/boot/uboot-envtools/files/ramips
index 3216b300c1..9327bcbcf4 100644
--- a/package/boot/uboot-envtools/files/ramips
+++ b/package/boot/uboot-envtools/files/ramips
@@ -19,6 +19,7 @@ all0256n|\
 all5002)
 	ubootenv_add_uci_config "/dev/mtd1" "0x0" "0x10000" "0x10000"
 	;;
+awm688|\
 br-6425|\
 linkits7688|\
 linkits7688d|\
diff --git a/target/linux/ramips/base-files/etc/board.d/02_network b/target/linux/ramips/base-files/etc/board.d/02_network
index 7bdebbe97f..19ff14df83 100755
--- a/target/linux/ramips/base-files/etc/board.d/02_network
+++ b/target/linux/ramips/base-files/etc/board.d/02_network
@@ -44,6 +44,7 @@ ramips_setup_interfaces()
 	all0256n|\
 	all5002|\
 	all5003|\
+	awm688|\
 	broadway|\
 	dcs-930|\
 	dcs-930l-b1|\
diff --git a/target/linux/ramips/base-files/lib/ramips.sh b/target/linux/ramips/base-files/lib/ramips.sh
index 786aecb99b..cd944ed207 100755
--- a/target/linux/ramips/base-files/lib/ramips.sh
+++ b/target/linux/ramips/base-files/lib/ramips.sh
@@ -79,6 +79,9 @@ ramips_board_detect() {
 	*"AWM003 EVB")
 		name="awm003-evb"
 		;;
+	*"AWM688")
+		name="awm688"
+		;;
 	*"BC2")
 		name="bc2"
 		;;
diff --git a/target/linux/ramips/base-files/lib/upgrade/platform.sh b/target/linux/ramips/base-files/lib/upgrade/platform.sh
index 08fa45ad98..6360fe83a0 100755
--- a/target/linux/ramips/base-files/lib/upgrade/platform.sh
+++ b/target/linux/ramips/base-files/lib/upgrade/platform.sh
@@ -29,6 +29,7 @@ platform_check_image() {
 	awapn2403|\
 	awm002-evb|\
 	awm003-evb|\
+	awm688|\
 	bc2|\
 	broadway|\
 	carambola|\
diff --git a/target/linux/ramips/dts/AWM688.dts b/target/linux/ramips/dts/AWM688.dts
new file mode 100644
index 0000000000..1c5230ed84
--- /dev/null
+++ b/target/linux/ramips/dts/AWM688.dts
@@ -0,0 +1,183 @@
+/dts-v1/;
+
+#include "mt7628an.dtsi"
+
+#include <dt-bindings/input/input.h>
+
+/ {
+	compatible = "mediatek,awm688", "mediatek,mt7628an-soc";
+	model = "AsiaRF AWM688";
+
+	chosen {
+		bootargs = "console=ttyS0,57600";
+	};
+
+	aliases {
+		serial0 = &uart1;
+	};
+
+	memory at 0 {
+		device_type = "memory";
+		reg = <0x0 0x4000000>;
+	};
+
+	bootstrap {
+		compatible = "mediatek,awm688";
+
+		status = "okay";
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+
+		wifi {
+			label = "mediatek:orange:wifi";
+			gpios = <&wgpio 0 0>;
+			default-state = "on";
+		};
+	};
+
+	gpio-keys-polled {
+		compatible = "gpio-keys-polled";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		poll-interval = <20>;
+
+		wps {
+			label = "reset";
+			gpios = <&gpio1 6 1>;
+			linux,code = <KEY_WPS_BUTTON>;
+		};
+	};
+
+	wgpio: gpio-wifi {
+		compatible = "mediatek,gpio-wifi";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+};
+
+&pinctrl {
+	state_default: pinctrl0 {
+		gpio {
+			ralink,group = "gpio";
+			ralink,function = "gpio";
+		};
+
+		perst {
+			ralink,group = "perst";
+			ralink,function = "gpio";
+		};
+
+		refclk {
+			ralink,group = "refclk";
+			ralink,function = "gpio";
+		};
+
+		i2s {
+			ralink,group = "i2s";
+			ralink,function = "gpio";
+		};
+
+		spis {
+			ralink,group = "spis";
+			ralink,function = "gpio";
+		};
+
+		wled_kn {
+			ralink,group = "wled_kn";
+			ralink,function = "gpio";
+		};
+
+		wled_an {
+			ralink,group = "wled_an";
+			ralink,function = "wled_an";
+		};
+
+		wdt {
+			ralink,group = "wdt";
+			ralink,function = "gpio";
+		};
+	};
+};
+
+&wmac {
+	status = "okay";
+};
+
+&spi0 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi_pins>, <&spi_cs1_pins>;
+
+	m25p80 at 0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <40000000>;
+		m25p,chunked-io = <31>;
+
+		partition at 0 {
+			label = "u-boot";
+			reg = <0x0 0x30000>;
+			read-only;
+		};
+
+		partition at 30000 {
+			label = "u-boot-env";
+			reg = <0x30000 0x10000>;
+		};
+
+		factory: partition at 40000 {
+			label = "factory";
+			reg = <0x40000 0x10000>;
+			read-only;
+		};
+
+		partition at 50000 {
+			label = "firmware";
+			reg = <0x50000 0xfb0000>;
+		};
+	};
+
+	spidev at 1 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "linux,spidev";
+		reg = <1>;
+		spi-max-frequency = <40000000>;
+	};
+};
+
+&i2c {
+	status = "okay";
+};
+
+&uart1 {
+	status = "okay";
+};
+
+&uart2 {
+	status = "okay";
+};
+
+&pwm {
+	status = "okay";
+};
+
+&ethernet {
+	mtd-mac-address = <&factory 0x2e>;
+};
+
+&sdhci {
+	status = "okay";
+	mediatek,cd-high;
+};
+
+&wmac {
+	status = "okay";
+};
diff --git a/target/linux/ramips/image/mt7688.mk b/target/linux/ramips/image/mt7688.mk
index 4a50275a8d..8b59d2afb9 100644
--- a/target/linux/ramips/image/mt7688.mk
+++ b/target/linux/ramips/image/mt7688.mk
@@ -2,6 +2,15 @@
 # MT7688 Profiles
 #
 
+define Device/AWM688
+  DTS := AWM688
+  IMAGE_SIZE := $(ralink_default_fw_size_16M)
+  SUPPORTED_DEVICES := awm688
+  DEVICE_TITLE := AsiaRF AWM688
+  DEVICE_PACKAGES:= kmod-usb2 kmod-usb-ohci uboot-envtools
+endef
+TARGET_DEVICES += AWM688
+
 define Device/LinkIt7688
   DTS := LINKIT7688
   IMAGE_SIZE := $(ralink_default_fw_size_32M)


-- 
Russell Senior, President
russell at personaltelco.net