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openwrt/target/linux/ramips/dts/mt7620a_humax_e2.dts
Kyoungkyu Park 6041c693dd ramips: add support for HUMAX E2
HUMAX E2 (also known as HUMAX QUANTUM E2) is a 2.4/5GHz band AC router,
based on MediaTek MT7620A.

Specifications:
- SoC: MT7620A
- RAM: DDR2 64MB
- Flash: SPI NOR 8MB (MXIC MX25L6405D)
- WiFi:
  - 2.4GHz: SoC internal
  - 5GHz: MT7610E
- Ethernet: 1x 10/100Mbps
  - Switch: SoC internal
- UART: J2 (57600 8N1)
  - pinout: [3V3] (RXD) (GND) (TXD)

Installation and Recovery via TFTP:
1. Connect ethernet cable between Router port and PC Ethernet port.
2. Set your computer to a static IP **192.168.1.1**
3. Turn the device off and wait a few seconds. Hold the WPS button on front
   of device and insert power.
4. Send a firmware image to **192.168.1.6** using TFTP.
   You can use any TFTP client. (tftp, curl, Tftpd64...)
5. Wait until Power LED stop flashing. **DO NOT TURN OFF DEVICE!**
   The device will be automatically rebooted.

Signed-off-by: Kyoungkyu Park <choryu.park@choryu.space>
2022-01-15 20:05:46 +09:00

143 lines
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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
#include "mt7620a.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/mtd/partitions/uimage.h>
/ {
compatible = "humax,e2", "ralink,mt7620a-soc";
model = "HUMAX E2";
aliases {
led-boot = &led_power;
led-failsafe = &led_power;
led-running = &led_power;
led-upgrade = &led_power;
label-mac-device = &ethernet;
};
leds {
compatible = "gpio-leds";
led_power: power {
label = "green:power";
gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
};
pairing {
label = "green:pairing";
gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
};
wlan {
label = "green:wlan";
gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
};
lan {
label = "green:lan";
gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
};
wps {
label = "green:wps";
gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
};
};
keys {
compatible = "gpio-keys";
reset {
label = "reset";
gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
linux,code = <KEY_RESTART>;
};
};
};
&gpio1 {
status = "okay";
};
&spi0 {
status = "okay";
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <50000000>;
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;
};
factory: partition@40000 {
label = "factory";
reg = <0x40000 0x30000>;
read-only;
compatible = "nvmem-cells";
#address-cells = <1>;
#size-cells = <1>;
macaddr_factory_10007: macaddr@10007 {
reg = <0x10007 0x6>;
};
};
partition@70000 {
compatible = "openwrt,uimage", "denx,uimage";
openwrt,offset = <FW_EDIMAX_OFFSET>;
openwrt,partition-magic = <FW_MAGIC_EDIMAX>;
label = "firmware";
reg = <0x70000 0x790000>;
};
};
};
};
&ethernet {
nvmem-cells = <&macaddr_factory_10007>;
nvmem-cell-names = "mac-address";
};
&pcie {
status = "okay";
};
&pcie0 {
wifi@0,0 {
compatible = "mediatek,mt76";
reg = <0x0000 0 0 0 0>;
mediatek,mtd-eeprom = <&factory 0x8000>;
ieee80211-freq-limit = <5000000 6000000>;
};
};
&wmac {
ralink,mtd-eeprom = <&factory 0x0>;
};
&state_default {
gpio {
groups = "rgmii1";
function = "gpio";
};
};