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>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@49211 3c298f89-4303-0410-b956-a3cf2f4a3e73

8 files changed, 172 insertions, 2 deletions

diff --git a/target/linux/ramips/base-files/etc/board.d/01_leds b/target/linux/ramips/base-files/etc/board.d/01_leds
index 2f40955d11..e3b8500d37 100755
--- a/target/linux/ramips/base-files/etc/board.d/01_leds
+++ b/target/linux/ramips/base-files/etc/board.d/01_leds
@@ -265,6 +265,10 @@ whr-600d)
 wnce2001)
 	set_wifi_led "$board:green:wlan"
 	;;
+wrh-300cr)
+	set_wifi_led "$board:green:wlan"
+	ucidef_set_led_netdev "lan" "lan" "$board:green:ethernet" "eth0"
+	;;
 wt3020)
 	ucidef_set_led_default "power" "power" "$board:blue:power" "0"
 	;;
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 4b65d36b98..2863b8843f 100755
--- a/target/linux/ramips/base-files/etc/board.d/02_network
+++ b/target/linux/ramips/base-files/etc/board.d/02_network
@@ -162,7 +162,8 @@ ramips_setup_interfaces()
 	d105|\
 	hpm|\
 	na930|\
-	wli-tx4-ag300n)
+	wli-tx4-ag300n|\
+	wrh-300cr)
 		ucidef_set_interface_lan "eth0"
 		;;
 	e1700|\
diff --git a/target/linux/ramips/base-files/etc/diag.sh b/target/linux/ramips/base-files/etc/diag.sh
index a2c965d79d..44353b6cc8 100644
--- a/target/linux/ramips/base-files/etc/diag.sh
+++ b/target/linux/ramips/base-files/etc/diag.sh
@@ -74,7 +74,8 @@ get_status_led() {
 		status_led="$board:green:run"
 		;;
 	awapn2403|\
-	dir-645)
+	dir-645|\
+	wrh-300cr)
 		status_led="$board:green:wps"
 		;;
 	cf-wr800n|\
diff --git a/target/linux/ramips/base-files/lib/ramips.sh b/target/linux/ramips/base-files/lib/ramips.sh
index 5f1df7b83f..459de6f84d 100755
--- a/target/linux/ramips/base-files/lib/ramips.sh
+++ b/target/linux/ramips/base-files/lib/ramips.sh
@@ -460,6 +460,9 @@ ramips_board_detect() {
 	*"WR6202")
 		name="wr6202"
 		;;
+	*"WRH-300CR")
+		name="wrh-300cr"
+		;;
 	*"WRTNODE")
 		name="wrtnode"
 		;;
diff --git a/target/linux/ramips/base-files/lib/upgrade/platform.sh b/target/linux/ramips/base-files/lib/upgrade/platform.sh
index cbeda7accb..e880f60f73 100755
--- a/target/linux/ramips/base-files/lib/upgrade/platform.sh
+++ b/target/linux/ramips/base-files/lib/upgrade/platform.sh
@@ -136,6 +136,7 @@ platform_check_image() {
 	wnce2001|\
 	wr512-3gn|\
 	wr6202|\
+	wrh-300cr|\
 	wrtnode|\
 	wrtnode2r |\
 	wrtnode2p |\
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>;
+		};
+	};
+};
diff --git a/target/linux/ramips/image/mt7620.mk b/target/linux/ramips/image/mt7620.mk
index 18cd20a45b..c76e98e809 100644
--- a/target/linux/ramips/image/mt7620.mk
+++ b/target/linux/ramips/image/mt7620.mk
@@ -64,6 +64,19 @@ endef
 BuildFirmware/Tplink/squashfs=$(call BuildFirmware/OF/tplink,$(1),$(2),$(3),$(4))
 BuildFirmware/Tplink/initramfs=$(call BuildFirmware/OF/tplink/initramfs,$(1),$(2),$(3),$(4))
 
+define BuildFirmware/WRH-300CR/squashfs
+	$(call BuildFirmware/Default16M/squashfs,$(1),$(2),$(3))
+	cp $(call sysupname,$(1),$(2)) $(KDIR)/v_0.0.0.bin
+	( \
+		$(STAGING_DIR_HOST)/bin/md5sum $(KDIR)/v_0.0.0.bin | \
+			sed 's/ .*//' && \
+		echo 458 \
+	) | $(STAGING_DIR_HOST)/bin/md5sum | \
+		sed 's/ .*//' > $(KDIR)/v_0.0.0.md5
+	$(STAGING_DIR_HOST)/bin/tar -cf $(call imgname,$(1),$(2))-factory.bin -C $(KDIR) v_0.0.0.bin v_0.0.0.md5
+endef
+BuildFirmware/WRH-300CR/initramfs=$(call BuildFirmware/Default16M/initramfs,$(1),$(2),$(3))
+
 
 Image/Build/Profile/E1700=$(call BuildFirmware/UMedia/$(1),$(1),e1700,E1700,0x013326)
 ex2700_mtd_size=3866624
@@ -98,6 +111,7 @@ Image/Build/Profile/MLW221=$(call BuildFirmware/Default16M/$(1),$(1),mlw221,MLW2
 Image/Build/Profile/MLWG2=$(call BuildFirmware/Default16M/$(1),$(1),mlwg2,MLWG2)
 Image/Build/Profile/WMR-300=$(call BuildFirmware/Default8M/$(1),$(1),wmr-300,WMR-300)
 Image/Build/Profile/RT-N14U=$(call BuildFirmware/Default8M/$(1),$(1),rt-n14u,RT-N14U)
+Image/Build/Profile/WRH-300CR=$(call BuildFirmware/WRH-300CR/$(1),$(1),wrh-300cr,WRH-300CR)
 Image/Build/Profile/WRTNODE=$(call BuildFirmware/Default16M/$(1),$(1),wrtnode,WRTNODE)
 Image/Build/Profile/WT3020=$(call BuildFirmware/PorayDualSize/$(1),$(1),wt3020,WT3020)
 Image/Build/Profile/MIWIFI-MINI=$(call BuildFirmware/Default16M/$(1),$(1),miwifi-mini,MIWIFI-MINI)
@@ -143,6 +157,7 @@ define Image/Build/Profile/Default
 	$(call Image/Build/Profile/MLWG2,$(1))
 	$(call Image/Build/Profile/WMR-300,$(1))
 	$(call Image/Build/Profile/RT-N14U,$(1))
+	$(call Image/Build/Profile/WRH-300CR,$(1))
 	$(call Image/Build/Profile/WRTNODE,$(1))
 	$(call Image/Build/Profile/WT3020,$(1))
 	$(call Image/Build/Profile/MIWIFI-MINI,$(1))
diff --git a/target/linux/ramips/mt7620/profiles/elecom.mk b/target/linux/ramips/mt7620/profiles/elecom.mk
new file mode 100644
index 0000000000..5c84c92715
--- /dev/null
+++ b/target/linux/ramips/mt7620/profiles/elecom.mk
@@ -0,0 +1,18 @@
+#
+# Copyright (C) 2016 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+define Profile/WRH-300CR
+	NAME:=ELECOM WRH-300CR
+	PACKAGES:=\
+		kmod-usb-core kmod-usb2 kmod-usb-ohci kmod-usb-storage \
+		kmod-scsi-core kmod-fs-ext4 block-mount
+endef
+
+define Profile/WRH-300CR/Description
+	Package set optimized for the ELECOM WRH-300CR.
+endef
+$(eval $(call Profile,WRH-300CR))