// SPDX-License-Identifier: GPL-2.0-or-later OR MIT /dts-v1/; #include "mt7621.dtsi" #include #include / { compatible = "mikrotik,routerboard-750gr3", "mediatek,mt7621-soc"; model = "MikroTik RouterBOARD 750Gr3"; aliases { led-boot = &led_usr; led-failsafe = &led_usr; led-running = &led_usr; led-upgrade = &led_usr; label-mac-device = &gmac0; }; chosen { bootargs = "console=ttyS0,115200"; }; leds { compatible = "gpio-leds"; pwr { label = "routerboard-750gr3:blue:pwr"; gpios = <&gpio 16 GPIO_ACTIVE_HIGH>; default-state = "on"; }; led_usr: usr { label = "routerboard-750gr3:green:usr"; gpios = <&gpio 0 GPIO_ACTIVE_HIGH>; }; }; keys { compatible = "gpio-keys"; mode { label = "mode"; gpios = <&gpio 13 GPIO_ACTIVE_LOW>; linux,code = ; }; reset { label = "reset"; gpios = <&gpio 18 GPIO_ACTIVE_LOW>; linux,code = ; }; }; beeper { compatible = "gpio-beeper"; gpios = <&gpio 15 GPIO_ACTIVE_HIGH>; }; gpio_export { compatible = "gpio-export"; #size-cells = <0>; usb_power { gpio-export,name = "usb_power"; gpio-export,output = <1>; gpios = <&gpio 12 GPIO_ACTIVE_HIGH>; }; }; }; &spi0 { status = "okay"; flash@0 { compatible = "jedec,spi-nor"; reg = <0>; spi-max-frequency = <20000000>; partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; partition@0 { label = "RouterBoot"; reg = <0x0 0x40000>; read-only; compatible = "mikrotik,routerboot-partitions"; #address-cells = <1>; #size-cells = <1>; partition@0 { label = "bootloader1"; reg = <0x0 0x0>; read-only; }; hard_config: hard_config { read-only; }; partition@10000 { label = "bootloader2"; reg = <0x10000 0xf000>; read-only; }; soft_config { }; partition@30000 { label = "bios"; reg = <0x30000 0x1000>; read-only; }; }; partition@40000 { compatible = "mikrotik,minor"; label = "firmware"; reg = <0x040000 0xfc0000>; }; }; }; }; &switch0 { ports { port@0 { status = "okay"; label = "wan"; }; port@1 { status = "okay"; label = "lan2"; }; port@2 { status = "okay"; label = "lan3"; }; port@3 { status = "okay"; label = "lan4"; }; port@4 { status = "okay"; label = "lan5"; }; }; }; &state_default { gpio { /* via gpio7 (uart3 group) the PoE status can be read */ groups = "uart2", "uart3", "jtag", "wdt"; function = "gpio"; }; }; &sdhci { status = "okay"; };