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openwrt/target/linux/ramips/dts/mt7621_buffalo_wsr-2533dhplx.dtsi
INAGAKI Hiroshi ea8d140b25 ramips: add support for Buffalo WSR-2533DHPLS
Buffalo WSR-2533DHPLS is a 2.4/5 GHz band 11ac router, based on MediaTek
MT7621A.

Very similar to Buffalo WSR-2533DHPL, but with NAND, different GPIO
and TRX partitions.

Specification:

- SoC           : MediaTek MT7621AT
- RAM           : DDR3 256 MiB (Samsung K4B2G1646F-BYMA)
- Flash         : RAW-NAND 128 MiB
                  (Winbond W29N01HV or KIOXIA TC58BVG0S3HTAI0)
- WLAN          : 2.4/5 GHz (2x MediaTek MT7615N)
- Ethernet      : 10/100/1000 Mbps
  - Switch      : MediaTek MT7530 (SoC) 4 ports
- LED/keys      : 8x/6x (2x buttons, 1x slide-switch)
- UART          : through-hole on PCB (J4)
  - arrangement : 3.3V, GND, TX, RX from triangle-mark
  - settings    : 115200n8
- Power         : 12VDC 1.5A

Flash instruction using factory.bin image:

1. boot WSR-2533DHPLS normally with "Router" mode
2. access to the WebI ("http://192.168.11.1/") on the device and open
   firmware update page
   ("管理" -> "ファームウェア更新")
3. select the OpenWrt factory.bin image and click update ("更新実行")
   button
   Attention: do not use "factory-uboot.bin" image
4. Wait ~120 seconds to complete flashing

Flash instruction using initramfs image:

1. prepare the TFTP server with the initramfs image renamed to
   "linux.trx-recovery" and IP address "192.168.11.2"
2. press the "AOSS" button while powering on the WSR-2533DHPLS
3. after 10 seconds, release the "AOSS" button, WSR-2533DHPLS downloads
   the initramfs image and boot with it automatically
4. on the initramfs image, download the factory-uboot.bin image to the
   device and perform sysupgrade with it and "-F" option
5. wait ~120 seconds to complete flashing

Notes:

- The embedded addresses in eeprom data in Factory partition have
  Buffalo's OUI, but they don't match with the actual addresses
  assigned to wlan devices. So fixup addresses by the user-space
  script.

  root@localhost:/# hexdump -C /dev/mtdblock3 | grep "^0000[08]000\s"
  00000000  15 76 a0 00 88 57 ee bc  01 a8 15 76 c3 14 00 80  |.v...W.....v....|
  00008000  15 76 a0 00 88 57 ee bc  01 f8 15 76 c3 14 00 80  |.v...W.....v....|

  See "MAC addresses" below for actual addresses.

- There are 2x factory*.bin images for different purposes.

  - factory.bin      : for flashing on OEM WebUI
  - factory-uboot.bin: for flashing on OEM bootloader or initramfs image

  factory-uboot.bin is useful for recoverying the device, or refreshing
  when the kernel partition is expanded in the future. sysupgrade on
  this device accepts factory-uboot.bin with option "-F", but on that
  situation, user configurations won't be kept, so it's not for normal
  use.

MAC addresses:

LAN    : 90:96:F3:xx:xx:30 (board_data, "mac" (text))
WAN    : 90:96:F3:xx:xx:30 (board_data, "mac" (text))
2.4 GHz: 90:96:F3:xx:xx:31
5 GHz  : 90:96:F3:xx:xx:38

[original work]
Signed-off-by: Audun-Marius Gangstø <audun@gangsto.org>
[convert to ubi, fix/improve DT, add sysupgrade support]
Signed-off-by: INAGAKI Hiroshi <musashino.open@gmail.com>
2024-06-05 21:14:16 +02:00

176 lines
2.8 KiB
Plaintext

// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
#include "mt7621.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
/ {
aliases {
led-boot = &led_power_green;
led-failsafe = &led_power_amber;
led-running = &led_power_green;
led-upgrade = &led_power_green;
};
leds {
compatible = "gpio-leds";
led-0 {
gpios = <&gpio 4 GPIO_ACTIVE_LOW>;
color = <LED_COLOR_ID_AMBER>;
function = "router";
};
led-1 {
gpios = <&gpio 8 GPIO_ACTIVE_LOW>;
color = <LED_COLOR_ID_AMBER>;
function = LED_FUNCTION_WLAN;
};
led-2 {
gpios = <&gpio 10 GPIO_ACTIVE_LOW>;
color = <LED_COLOR_ID_AMBER>;
function = LED_FUNCTION_WAN_ONLINE;
};
led-3 {
gpios = <&gpio 12 GPIO_ACTIVE_LOW>;
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_WAN_ONLINE;
};
led_power_green: led-4 {
gpios = <&gpio 13 GPIO_ACTIVE_LOW>;
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_POWER;
};
led_power_amber: led-5 {
gpios = <&gpio 14 GPIO_ACTIVE_LOW>;
color = <LED_COLOR_ID_AMBER>;
function = LED_FUNCTION_POWER;
};
led-6 {
gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_WLAN;
};
led-7 {
gpios = <&gpio 18 GPIO_ACTIVE_LOW>;
color = <LED_COLOR_ID_GREEN>;
function = "router";
};
};
keys {
compatible = "gpio-keys";
button-reset {
label = "reset";
gpios = <&gpio 3 GPIO_ACTIVE_LOW>;
linux,code = <KEY_RESTART>;
};
button-aoss {
label = "aoss";
gpios = <&gpio 6 GPIO_ACTIVE_LOW>;
linux,code = <KEY_WPS_BUTTON>;
};
switch-router {
label = "router";
gpios = <&gpio 7 GPIO_ACTIVE_HIGH>;
linux,code = <BTN_0>;
linux,input-type = <EV_SW>;
};
};
};
&gmac1 {
status = "okay";
label = "wan";
phy-handle = <&ethphy0>;
};
&ethphy0 {
/delete-property/ interrupts;
};
&switch0 {
ports {
port@1 {
status = "okay";
label = "lan1";
};
port@2 {
status = "okay";
label = "lan2";
};
port@3 {
status = "okay";
label = "lan3";
};
};
};
&nand {
status = "okay";
partitions: partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <0x01>;
partition@0 {
label = "u-boot";
reg = <0x00 0x80000>;
read-only;
};
partition@80000 {
label = "u-boot-env";
reg = <0x80000 0x80000>;
read-only;
};
};
};
&pcie {
status = "okay";
};
&pcie0 {
wifi@0,0 {
reg = <0x0000 0 0 0 0>;
nvmem-cells = <&eeprom_factory_0>;
nvmem-cell-names = "eeprom";
ieee80211-freq-limit = <2400000 2500000>;
};
};
&pcie1 {
wifi@0,0 {
reg = <0x0000 0 0 0 0>;
nvmem-cells = <&eeprom_factory_8000>;
nvmem-cell-names = "eeprom";
ieee80211-freq-limit = <5000000 6000000>;
};
};
&state_default {
gpio {
groups = "i2c", "uart2", "uart3";
function = "gpio";
};
};
&xhci {
status = "disabled";
};