ramips: Add support for GL-MT750

This patch adds support for GL-MT750.
GL-MT750 is powered by MT7620A and MT7610e, dual band 802.11ac, 2.4G 300Mbps and 5G 450Mbps.
It has 5 LANs, MMC interface, USB, a lot of IOs and PoE support.

SVN-Revision: 48994

target/linux/ramips/base-files/etc/board.d/01_leds

@@ -138,7 +138,8 @@ fonera20n)
 	set_wifi_led "$board:orange:wifi"
 	;;
 gl-mt300a|\
-gl-mt300n)
+gl-mt300n|\
+gl-mt750)
 	set_wifi_led "$board:wlan"
 	;;
 hc5661)

target/linux/ramips/base-files/etc/board.d/02_network

@@ -115,6 +115,7 @@ ramips_setup_interfaces()
 	f5d8235-v2|\
 	gl-mt300a|\
 	gl-mt300n|\
+	gl-mt750|\
 	hg255d|\
 	mzk-wdpr|\
 	jhr-n805r|\

target/linux/ramips/base-files/lib/ramips.sh

@@ -181,6 +181,9 @@ ramips_board_detect() {
 	*"GL-MT300N")
 		name="gl-mt300n"
 		;;
+	*"GL-MT750")
+		name="gl-mt750"
+		;;
 	*"HC5661")
 		name="hc5661"
 		;;

target/linux/ramips/base-files/lib/upgrade/platform.sh

@@ -58,6 +58,7 @@ platform_check_image() {
 	freestation5|\
 	gl-mt300a|\
 	gl-mt300n|\
+	gl-mt750|\
 	hc5*61|\
 	hg255d|\
 	hlk-rm04|\

target/linux/ramips/dts/GL-MT750.dts

@@ -0,0 +1,159 @@
+/dts-v1/;
+
+/include/ "mt7620a.dtsi"
+
+/ {
+	compatible = "GL-MT750", "ralink,mt7620a-soc";
+	model = "GL-MT750";
+
+	chosen {
+		bootargs = "console=ttyS0,115200";
+	};
+
+	palmbus@10000000 {
+		gpio0: gpio@600 {
+			status = "okay";
+		};
+
+		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 = "w25q128";
+				reg = <0 0>;
+				linux,modalias = "m25p80", "w25q128";
+				spi-max-frequency = <10000000>;
+
+				partition@0 {
+					label = "u-boot";
+					reg = <0x0 0x30000>;
+				};
+
+				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 0xf80000>;
+				};
+
+				partition@ff0000 {
+					label = "art";
+					reg = <0xff0000 0x10000>;
+				};
+			};
+		};
+	};
+
+	sdhci@10130000 {
+		status = "okay";
+	};
+
+	ehci@101c0000 {
+		status = "okay";
+	};
+
+	ohci@101c1000 {
+		status = "okay";
+	};
+
+	ethernet@10100000 {
+		pinctrl-names = "default";
+		pinctrl-0 = <&ephy_pins>;
+		mtd-mac-address = <&factory 0x4000>;
+		ralink,port-map = "llllw";
+	};
+
+	wmac@10180000 {
+		ralink,mtd-eeprom = <&factory 0>;
+	};
+
+	pcie@10140000 {
+		status = "okay";
+
+		pcie-bridge {
+			mt76@0,0 {
+				reg = <0x0000 0 0 0 0>;
+				device_type = "pci";
+				mediatek,mtd-eeprom = <&factory 0x8000>;
+				mediatek,2ghz = <0>;
+			};
+		};
+	};
+
+	pinctrl {
+		state_default: pinctrl0 {
+			gpio {
+				ralink,group = "wled","ephy","uartf";
+				ralink,function = "gpio";
+			};
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+
+		wan {
+			label = "gl-mt750:wan";
+			gpios = <&gpio2 0 1>;
+		};
+
+		lan {
+			label = "gl-mt750:lan";
+			gpios = <&gpio2 1 1>;
+		};
+
+		wlan {
+			label = "gl-mt750: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 13 1>;
+			linux,code = <0x198>;
+		};
+
+		BTN_0 {
+			label = "BTN_0";
+			gpios = <&gpio2 2 1>;
+			linux,code = <0x100>;
+		};
+
+  	    BTN_1 {
+			label = "BTN_1";
+			gpios = <&gpio2 3 1>;
+			linux,code = <0x101>;
+		};
+ 	};
+};

target/linux/ramips/image/Makefile

@@ -995,6 +995,7 @@ Image/Build/Profile/WT3020=$(call BuildFirmware/PorayDualSize/$(1),$(1),wt3020,W
 Image/Build/Profile/MIWIFI-MINI=$(call BuildFirmware/Default16M/$(1),$(1),miwifi-mini,MIWIFI-MINI)
 Image/Build/Profile/GL-MT300A=$(call BuildFirmware/Default16M/$(1),$(1),gl-mt300a,GL-MT300A)
 Image/Build/Profile/GL-MT300N=$(call BuildFirmware/Default16M/$(1),$(1),gl-mt300n,GL-MT300N)
+Image/Build/Profile/GL-MT750=$(call BuildFirmware/Default16M/$(1),$(1),gl-mt750,GL-MT750)
 Image/Build/Profile/ZTE-Q7=$(call BuildFirmware/Default8M/$(1),$(1),zte-q7,ZTE-Q7)
 Image/Build/Profile/YOUKU-YK1=$(call BuildFirmware/Default16M/$(1),$(1),youku-yk1,YOUKU-YK1)
 Image/Build/Profile/ZBT-WA05=$(call BuildFirmware/Default8M/$(1),$(1),zbt-wa05,ZBT-WA05)
@@ -1040,6 +1041,7 @@ define Image/Build/Profile/Default
 	$(call Image/Build/Profile/MIWIFI-MINI,$(1))
 	$(call Image/Build/Profile/GL-MT300A,$(1))
 	$(call Image/Build/Profile/GL-MT300N,$(1))
+	$(call Image/Build/Profile/GL-MT750,$(1))
 	$(call Image/Build/Profile/ZTE-Q7,$(1))
 	$(call Image/Build/Profile/YOUKU-YK1,$(1))
 	$(call Image/Build/Profile/ZBT-WA05,$(1))

target/linux/ramips/mt7620/profiles/gli.mk

@@ -25,3 +25,12 @@ define Profile/GL-MT300N/Description
 endef
 $(eval $(call Profile,GL-MT300N))
 
+define Profile/GL-MT750
+	NAME:=GL-MT750
+	PACKAGES:=kmod-usb-core kmod-usb-dwc2 kmod-usb2 kmod-usb-ohci kmod-mt76 kmod-mt7610e
+endef
+
+define Profile/GL-MT750/Description
+	Support for gl-mt750 Router
+endef
+$(eval $(call Profile,GL-MT750))