From: Fil Dunsky Date: Mon, 18 May 2026 06:19:51 +0000 (+0300) Subject: ramips: mt76x8: add support for Cudy WR300 v1 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e892edd60f759b150f7ea771b3b0c9e462eb01b8;p=thirdparty%2Fopenwrt.git ramips: mt76x8: add support for Cudy WR300 v1 Hardware: - SoC: MediaTek MT7628AN (MIPS 580MHz) - Flash: 8 MiB NOR - RAM: 64 MiB DDR2 - WLAN: 2.4 GHz (MT7628) - Ethernet: 1x 10/100 Mbps WAN, 3x 10/100 LAN (MT7628) - Buttons: 1x Reset, 1x wps - LEDs: Front: 1x Red, 1x White - Serial console: unpopulated header, 115200 8n1 - Power: 12v barrel MAC addresses: +---------+-------------------+-----------+ | | MAC | Algorithm | +---------+-------------------+-----------+ | LAN/WAN | d4:0d:ab:xx:xx:x0 | label | | WLAN 2g | d4:0d:ab:xx:xx:x1 | label+1 | +---------+-------------------+-----------+ Migration to OpenWrt: - Download the RSA-signed intermediate firmware from the Cudy website: `openwrt-ramips-mt76x8-cudy_wr300-squashfs-flash.bin` - Connect the computer to the LAN and flash the intermediate firmware via the OEM web interface - OpenWrt is now accessible via 192.168.1.1 Revert to OEM firmware: - Set up a TFTP server on IP 192.168.1.88 and connect to the WAN port (upper port) - Provide the Cudy firmware as `recovery.bin` in the TFTP server - Power on the device and hold the reset button immediately after the first LED blink - The recovery process will start - When the recovery process is done, OEM firmware is accessible via 192.168.10.1 again General information: - No possibility to load an initramfs image via U-Boot because there is no option to interrupt U-Boot Signed-off-by: Fil Dunsky Link: https://github.com/openwrt/openwrt/pull/23426 Signed-off-by: Hauke Mehrtens --- diff --git a/target/linux/ramips/dts/mt7628an_cudy_wr300-v1.dts b/target/linux/ramips/dts/mt7628an_cudy_wr300-v1.dts new file mode 100644 index 00000000000..291456a7211 --- /dev/null +++ b/target/linux/ramips/dts/mt7628an_cudy_wr300-v1.dts @@ -0,0 +1,147 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT + +#include "mt7628an.dtsi" + +#include +#include +#include + +/ { + compatible = "cudy,wr300-v1", "mediatek,mt7628an-soc"; + model = "Cudy WR300 v1"; + + aliases { + led-boot = &white_status; + led-running = &white_status; + led-failsafe = &red_status; + led-upgrade = &red_status; + label-mac-device = ðernet; + }; + + chosen { + bootargs = "console=ttyS0,115200"; + }; + + gpio-keys { + compatible = "gpio-keys"; + + button-reset { + label = "reset"; + linux,code = ; + gpios = <&gpio 36 GPIO_ACTIVE_LOW>; + }; + + button-wps { + label = "wps"; + linux,code = ; + gpios = <&gpio 38 GPIO_ACTIVE_LOW>; + }; + }; + + leds { + compatible = "gpio-leds"; + + red_status: red_status { + function = LED_FUNCTION_STATUS; + color = ; + gpios = <&gpio 44 GPIO_ACTIVE_LOW>; + }; + + white_status: white_status { + function = LED_FUNCTION_STATUS; + color = ; + gpios = <&gpio 37 GPIO_ACTIVE_LOW>; + }; + }; +}; + +&spi0 { + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <40000000>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "u-boot"; + reg = <0x0 0x30000>; + read-only; + }; + + partition@30000 { + label = "u-boot-env"; + reg = <0x30000 0x10000>; + read-only; + }; + + partition@40000 { + label = "factory"; + reg = <0x40000 0x10000>; + read-only; + + nvmem-layout { + compatible = "fixed-layout"; + #address-cells = <1>; + #size-cells = <1>; + + eeprom_factory_0: eeprom@0 { + reg = <0x0 0x400>; + }; + }; + }; + + partition@50000 { + compatible = "denx,uimage"; + label = "firmware"; + reg = <0x50000 0x7a0000>; + }; + + partition@7f0000 { + label = "bdinfo"; + reg = <0x7f0000 0x10000>; + read-only; + + nvmem-layout { + compatible = "fixed-layout"; + #address-cells = <1>; + #size-cells = <1>; + + macaddr_bdinfo_de00: macaddr@de00 { + compatible = "mac-base"; + reg = <0xde00 0x6>; + #nvmem-cell-cells = <1>; + }; + }; + }; + }; + }; +}; + +&state_default { + gpio { + groups = "i2s", "refclk", "wdt", "wled_an"; + function = "gpio"; + }; +}; + +&wmac { + status = "okay"; + + nvmem-cells = <&eeprom_factory_0>, <&macaddr_bdinfo_de00 1>; + nvmem-cell-names = "eeprom", "mac-address"; +}; + +ðernet { + nvmem-cells = <&macaddr_bdinfo_de00 0>; + nvmem-cell-names = "mac-address"; +}; + +&esw { + mediatek,portmap = <0x4f>; +}; diff --git a/target/linux/ramips/image/mt76x8.mk b/target/linux/ramips/image/mt76x8.mk index 9e1ab597133..ea9676a1762 100644 --- a/target/linux/ramips/image/mt76x8.mk +++ b/target/linux/ramips/image/mt76x8.mk @@ -254,6 +254,15 @@ define Device/cudy_tr1200-v1 endef TARGET_DEVICES += cudy_tr1200-v1 +define Device/cudy_wr300-v1 + IMAGE_SIZE := 7808k + DEVICE_VENDOR := Cudy + DEVICE_MODEL := WR300 + DEVICE_VARIANT := v1 + SUPPORTED_DEVICES += cudy,wr300 +endef +TARGET_DEVICES += cudy_wr300-v1 + define Device/cudy_wr1000 IMAGE_SIZE := 7872k IMAGES += factory.bin diff --git a/target/linux/ramips/mt76x8/base-files/etc/board.d/02_network b/target/linux/ramips/mt76x8/base-files/etc/board.d/02_network index 9a699724e0e..c410554aea1 100644 --- a/target/linux/ramips/mt76x8/base-files/etc/board.d/02_network +++ b/target/linux/ramips/mt76x8/base-files/etc/board.d/02_network @@ -134,6 +134,7 @@ ramips_setup_interfaces() ucidef_add_switch "switch0" \ "0:lan" "1:lan" "4:wan" "6@eth0" ;; + cudy,wr300-v1|\ hongdian,h8850-v20|\ keenetic,kn-1112|\ keenetic,kn-1212|\