Files
openwrt/target/linux/mediatek/dts/mt7981b-routerich-ax3000-common.dtsi
Shiji Yang 6f33529a12 mediatek: dts: fix the broken memory node
Add the missing "device_type" property to fix the memory node. The
Linux kernel can not get the memory size without it. Though u-boot
can automatically fixup the memory node by adding the "device_type"
and "reg" properties if the CONFIG_ARCH_FIXUP_FDT_MEMORY symbol is
enabled, it's better not to rely on this optional feature. This
patch also adds the reg address for the memory node name to follow
the naming rules.

Signed-off-by: Shiji Yang <yangshiji66@outlook.com>
Link: https://github.com/openwrt/openwrt/pull/19741
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2025-08-24 13:22:08 +02:00

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5.2 KiB
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// SPDX-License-Identifier: GPL-2.0-only OR MIT
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include "mt7981b.dtsi"
/ {
aliases {
label-mac-device = &wan;
led-boot = &led_power_blue;
led-failsafe = &led_power_blue;
led-running = &led_power_blue;
led-upgrade = &led_power_blue;
serial0 = &uart0;
};
chosen: chosen {
stdout-path = "serial0:115200n8";
};
gpio-keys {
compatible = "gpio-keys";
button-0 {
label = "mesh";
linux,input-type = <EV_SW>;
linux,code = <BTN_0>;
gpios = <&pio 0 GPIO_ACTIVE_LOW>;
debounce-interval = <60>;
};
button-1 {
label = "reset";
gpios = <&pio 1 GPIO_ACTIVE_LOW>;
linux,code = <KEY_RESTART>;
debounce-interval = <60>;
};
};
leds {
compatible = "gpio-leds";
led-0 {
color = <LED_COLOR_ID_RED>;
function = LED_FUNCTION_WLAN;
function-enumerator = <50>;
gpios = <&pio 5 GPIO_ACTIVE_LOW>;
linux,default-trigger = "phy1tpt";
};
led-1 {
color = <LED_COLOR_ID_RED>;
function = LED_FUNCTION_WAN;
gpios = <&pio 6 GPIO_ACTIVE_HIGH>;
};
led_power_blue: led-2 {
color = <LED_COLOR_ID_BLUE>;
function = LED_FUNCTION_POWER;
gpios = <&pio 7 GPIO_ACTIVE_LOW>;
};
led-3 {
color = <LED_COLOR_ID_BLUE>;
function = LED_FUNCTION_LAN;
function-enumerator = <1>;
gpios = <&pio 9 GPIO_ACTIVE_LOW>;
};
led-4 {
color = <LED_COLOR_ID_BLUE>;
function = LED_FUNCTION_LAN;
function-enumerator = <2>;
gpios = <&pio 10 GPIO_ACTIVE_LOW>;
};
led-5 {
color = <LED_COLOR_ID_BLUE>;
function = LED_FUNCTION_LAN;
function-enumerator = <3>;
gpios = <&pio 11 GPIO_ACTIVE_LOW>;
};
led-6 {
color = <LED_COLOR_ID_BLUE>;
function = LED_FUNCTION_WAN;
gpios = <&pio 12 GPIO_ACTIVE_LOW>;
};
led-7 {
color = <LED_COLOR_ID_BLUE>;
function = LED_FUNCTION_WLAN;
function-enumerator = <24>;
gpios = <&pio 34 GPIO_ACTIVE_LOW>;
linux,default-trigger = "phy0tpt";
};
led-8 {
color = <LED_COLOR_ID_BLUE>;
/* LED_FUNCTION_MESH isn't implemented yet */
function = "mesh";
gpios = <&pio 35 GPIO_ACTIVE_LOW>;
};
};
memory@40000000 {
reg = <0 0x40000000 0 0x10000000>;
device_type = "memory";
};
};
&eth {
status = "okay";
gmac0: mac@0 {
compatible = "mediatek,eth-mac";
reg = <0>;
phy-mode = "2500base-x";
nvmem-cell-names = "mac-address";
nvmem-cells = <&macaddr_factory_4 (-1)>;
fixed-link {
speed = <2500>;
full-duplex;
pause;
};
};
};
&mdio_bus {
switch: switch@1f {
compatible = "mediatek,mt7531";
reg = <0x1f>;
reset-gpios = <&pio 39 GPIO_ACTIVE_HIGH>;
interrupt-controller;
#interrupt-cells = <1>;
interrupt-parent = <&pio>;
interrupts = <38 IRQ_TYPE_LEVEL_HIGH>;
};
};
&spi0 {
pinctrl-names = "default";
pinctrl-0 = <&spi0_flash_pins>;
status = "okay";
/* ESMT F50L1G41LB (128M) */
spi: spi_nand@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "spi-nand";
reg = <0>;
spi-max-frequency = <52000000>;
spi-tx-bus-width = <4>;
spi-rx-bus-width = <4>;
spi-cal-enable;
spi-cal-mode = "read-data";
spi-cal-datalen = <7>;
spi-cal-data = /bits/ 8 <0x53 0x50 0x49 0x4e 0x41 0x4e 0x44>;
spi-cal-addrlen = <5>;
spi-cal-addr = /bits/ 32 <0x0 0x0 0x0 0x0 0x0>;
partitions: partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0_all {
label = "spi0.0";
reg = <0x0 0x8000000>;
read-only;
};
partition@0 {
label = "BL2";
reg = <0x0 0x100000>;
read-only;
};
partition@180000 {
label = "Factory";
reg = <0x180000 0x200000>;
read-only;
nvmem-layout {
compatible = "fixed-layout";
#address-cells = <1>;
#size-cells = <1>;
eeprom_factory_0: eeprom@0 {
reg = <0x0 0x1000>;
};
macaddr_factory_4: macaddr@4 {
compatible = "mac-base";
reg = <0x4 0x6>;
#nvmem-cell-cells = <1>;
};
};
};
partition@380000 {
label = "FIP";
reg = <0x380000 0x200000>;
read-only;
};
};
};
};
&switch {
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
label = "lan1";
};
port@2 {
reg = <2>;
label = "lan2";
};
port@3 {
reg = <3>;
label = "lan3";
};
wan: port@4 {
reg = <4>;
label = "wan";
nvmem-cell-names = "mac-address";
nvmem-cells = <&macaddr_factory_4 (-2)>;
};
port@6 {
reg = <6>;
ethernet = <&gmac0>;
phy-mode = "2500base-x";
fixed-link {
speed = <2500>;
full-duplex;
pause;
};
};
};
};
&pio {
spi0_flash_pins: spi0-pins {
mux {
function = "spi";
groups = "spi0", "spi0_wp_hold";
};
conf-pu {
pins = "SPI0_CS", "SPI0_HOLD", "SPI0_WP";
drive-strength = <MTK_DRIVE_8mA>;
bias-pull-up = <MTK_PUPD_SET_R1R0_11>;
};
conf-pd {
pins = "SPI0_CLK", "SPI0_MOSI", "SPI0_MISO";
drive-strength = <MTK_DRIVE_8mA>;
bias-pull-down = <MTK_PUPD_SET_R1R0_11>;
};
};
};
&uart0 {
status = "okay";
};
&usb_phy {
status = "okay";
};
&watchdog {
status = "okay";
};
&wifi {
status = "okay";
nvmem-cell-names = "eeprom";
nvmem-cells = <&eeprom_factory_0>;
};
&xhci {
status = "okay";
mediatek,u3p-dis-msk = <0x1>;
};