From c2a7bb520a0fb107984ad3757174d391796cd222 Mon Sep 17 00:00:00 2001 From: Dmytro Oz Date: Mon, 14 Dec 2020 21:07:32 +0200 Subject: ramips: mt7621: add support for Xiaomi Mi Router 4 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Xiaomi Mi Router 4 is the same as Xiaomi Mi Router 3G, except for the RAM (256Mib→128Mib), LEDs and gpio (MiNet button). Specifications: Power: 12 VDC, 1 A Connector type: barrel CPU1: MediaTek MT7621A (880 MHz, 4 cores) FLA1: 128 MiB (ESMT F59L1G81MA) RAM1: 128 MiB (ESMT M15T1G1664A) WI1 chip1: MediaTek MT7603EN WI1 802dot11 protocols: bgn WI1 MIMO config: 2x2:2 WI1 antenna connector: U.FL WI2 chip1: MediaTek MT7612EN WI2 802dot11 protocols: an+ac WI2 MIMO config: 2x2:2 WI2 antenna connector: U.FL ETH chip1: MediaTek MT7621A Switch: MediaTek MT7621A UART Serial [o] TX [o] GND [o] RX [ ] VCC - Do not connect it MAC addresses as verified by OEM firmware: use address source LAN *:c2 factory 0xe000 (label) WAN *:c3 factory 0xe006 2g *:c4 factory 0x0000 5g *:c5 factory 0x8000 Flashing instructions: 1.Create a simple http server (nginx etc) 2.set uart enable To enable writing to the console, you must reset to factory settings Then you see uboot boot, press the keyboard 4 button (enter uboot command line) If it is not successful, repeat the above operation of restoring the factory settings. After entering the uboot command line, type: setenv uart_en 1 saveenv boot 3.use shell in uart cd /tmp wget http://"your_computer_ip:80"/openwrt-ramips-mt7621-xiaomi_mir4-squashfs-kernel1.bin wget http://"your_computer_ip:80"/openwrt-ramips-mt7621-xiaomi_mir4-squashfs-rootfs0.bin mtd write openwrt-ramips-mt7621-xiaomi_mir4-squashfs-kernel1.bin kernel1 mtd write openwrt-ramips-mt7621-xiaomi_mir4-squashfs-rootfs0.bin rootfs0 nvram set flag_try_sys1_failed=1 nvram commit reboot 4.login to the router http://192.168.1.1/ Installation via Software exploit Find the instructions in the https://github.com/acecilia/OpenWRTInvasion Signed-off-by: Dmytro Oz [commit message facelift, rebase onto shared DTSI/common device definition, bump uboot-envtools] Signed-off-by: Adrian Schmutzler --- .../linux/ramips/dts/mt7621_xiaomi_mi-router-4.dts | 96 ++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 target/linux/ramips/dts/mt7621_xiaomi_mi-router-4.dts (limited to 'target/linux/ramips/dts') diff --git a/target/linux/ramips/dts/mt7621_xiaomi_mi-router-4.dts b/target/linux/ramips/dts/mt7621_xiaomi_mi-router-4.dts new file mode 100644 index 0000000000..f8fc01ee30 --- /dev/null +++ b/target/linux/ramips/dts/mt7621_xiaomi_mi-router-4.dts @@ -0,0 +1,96 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT + +#include "mt7621_xiaomi_nand_128m.dtsi" + +/ { + compatible = "xiaomi,mi-router-4", "mediatek,mt7621-soc"; + model = "Xiaomi Mi Router 4"; + + aliases { + led-boot = &led_status_yellow; + led-failsafe = &led_status_red; + led-running = &led_status_blue; + led-upgrade = &led_status_yellow; + label-mac-device = &gmac0; + }; + + leds { + compatible = "gpio-leds"; + + led_status_red: status_red { + label = "red:status"; + gpios = <&gpio 6 GPIO_ACTIVE_LOW>; + }; + + led_status_blue: status_blue { + label = "blue:status"; + gpios = <&gpio 8 GPIO_ACTIVE_LOW>; + }; + + led_status_yellow: status_yellow { + label = "yellow:status"; + gpios = <&gpio 10 GPIO_ACTIVE_LOW>; + }; + }; +}; + +&keys { + minet { + label = "minet"; + gpios = <&gpio 12 GPIO_ACTIVE_LOW>; + linux,code = ; + }; +}; + +&pcie { + status = "okay"; +}; + +&pcie0 { + wifi@0,0 { + compatible = "pci14c3,7603"; + reg = <0x0000 0 0 0 0>; + mediatek,mtd-eeprom = <&factory 0x0000>; + ieee80211-freq-limit = <2400000 2500000>; + }; +}; + +&pcie1 { + wifi@0,0 { + compatible = "pci14c3,7662"; + reg = <0x0000 0 0 0 0>; + mediatek,mtd-eeprom = <&factory 0x8000>; + ieee80211-freq-limit = <5000000 6000000>; + }; +}; + +&gmac0 { + mtd-mac-address = <&factory 0xe000>; +}; + +&switch0 { + ports { + port@1 { + status = "okay"; + label = "lan1"; + }; + + port@2 { + status = "okay"; + label = "lan2"; + }; + + port@4 { + status = "okay"; + label = "wan"; + mtd-mac-address = <&factory 0xe006>; + }; + }; +}; + +&state_default { + gpio { + groups = "jtag", "uart2", "uart3", "wdt"; + function = "gpio"; + }; +}; -- cgit v1.2.3