openwrt/target/linux/ramips/dts/mt7621_jcg_jhr-ac876m.dts
DENG Qingfang 1b7199c90c ramips: add support for JCG JHR-AC876M
JCG JHR-AC876M is an AC2600M router

Hardware specs:
  SoC: MT7621AT
  2.4GHz: MT7615N 4x4 @ PCIe0
  5GHz: MT7615N 4x4 @ PCIe1
  Flash: Winbond W25Q128JVSQ 16MiB
  RAM: Nanya NT5CB128M16 256MiB
  USB 2.0 and 3.0 ports
  6 LEDs, 3 of which are connected to SoC GPIO
  Reset and WPS buttons

Flash instructions:
Stock to OpenWrt:
  Upload factory.bin in stock firmware's upgrade page,
  do not preserve settings

OpenWrt to stock:
  Push and hold the reset button for 5s while power cycling to
  enter recovery mode;
  Visit 192.168.1.1 and upload stock firmware

MAC addresses map:
  0x0004  *:1c  wlan2g/wan/label
  0x8004  *:20  wlan5g
  0xe000  *:1b  lan
  0xe006  *:1a  not used in stock fw

Signed-off-by: DENG Qingfang <dengqf6@mail2.sysu.edu.cn>
2019-12-13 19:43:47 +01:00

145 lines
2.3 KiB
Plaintext

// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/dts-v1/;
#include "mt7621.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
/ {
compatible = "jcg,jhr-ac876m", "mediatek,mt7621-soc";
model = "JCG JHR-AC876M";
aliases {
led-boot = &led_wps;
led-failsafe = &led_wps;
led-running = &led_wps;
led-upgrade = &led_wps;
};
chosen {
bootargs = "console=ttyS0,57600";
};
leds {
compatible = "gpio-leds";
usb3 {
label = "jhr-ac876m:blue:usb3";
gpios = <&gpio0 3 GPIO_ACTIVE_LOW>;
trigger-sources = <&xhci_ehci_port1>;
linux,default-trigger = "usbport";
};
usb2 {
label = "jhr-ac876m:blue:usb2";
gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
trigger-sources = <&ehci_port2>;
linux,default-trigger = "usbport";
};
led_wps: wps {
label = "jhr-ac876m:blue:wps";
gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
};
};
keys {
compatible = "gpio-keys";
reset {
label = "reset";
gpios = <&gpio0 16 GPIO_ACTIVE_LOW>;
linux,code = <KEY_RESTART>;
};
wps {
label = "wps";
gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
linux,code = <KEY_WPS_BUTTON>;
};
};
};
&spi0 {
status = "okay";
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <80000000>;
m25p,fast-read;
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 0x10000>;
read-only;
};
partition@50000 {
compatible = "denx,uimage";
label = "firmware";
reg = <0x50000 0xfb0000>;
};
};
};
};
&pcie {
status = "okay";
};
&pcie0 {
wifi@0,0 {
compatible = "mediatek,mt76";
reg = <0x0000 0 0 0 0>;
mediatek,mtd-eeprom = <&factory 0x0>;
ieee80211-freq-limit = <2400000 2500000>;
led {
led-active-low;
};
};
};
&pcie1 {
wifi@0,0 {
compatible = "mediatek,mt76";
reg = <0x0000 0 0 0 0>;
mediatek,mtd-eeprom = <&factory 0x8000>;
ieee80211-freq-limit = <5000000 6000000>;
led {
led-active-low;
};
};
};
&ethernet {
mtd-mac-address = <&factory 0xe000>;
};
&state_default {
gpio {
ralink,group = "i2c", "uart3", "jtag", "wdt";
ralink,function = "gpio";
};
};