/dts-v1/; #include "mt7621.dtsi" #include #include / { compatible = "mikrotik,rb750gr3", "mediatek,mt7621-soc"; model = "MikroTik RouterBOARD 750Gr3"; aliases { led-boot = &led_usr; led-failsafe = &led_usr; led-running = &led_usr; led-upgrade = &led_usr; }; memory@0 { device_type = "memory"; reg = <0x0 0x10000000>; }; chosen { bootargs = "console=ttyS0,115200"; }; leds { compatible = "gpio-leds"; pwr { label = "rb750gr3:blue:pwr"; gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>; default-state = "on"; }; led_usr: usr { label = "rb750gr3:green:usr"; gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>; }; }; keys { compatible = "gpio-keys-polled"; poll-interval = <20>; mode { label = "mode"; gpios = <&gpio0 13 GPIO_ACTIVE_LOW>; linux,code = ; }; reset { label = "reset"; gpios = <&gpio0 18 GPIO_ACTIVE_LOW>; linux,code = ; }; }; beeper { compatible = "gpio-beeper"; gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>; }; gpio_export { compatible = "gpio-export"; #size-cells = <0>; usb_power { gpio-export,name = "usb_power"; gpio-export,output = <1>; gpios = <&gpio0 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 = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; partition@0 { label = "bootloader1"; reg = <0x0 0xf000>; read-only; }; hard_config: partition@f000 { label = "hard_config"; reg = <0xf000 0x1000>; read-only; }; partition@10000 { label = "bootloader2"; reg = <0x10000 0xf000>; read-only; }; partition@20000 { label = "soft_config"; reg = <0x20000 0x1000>; }; partition@30000 { label = "bios"; reg = <0x30000 0x1000>; read-only; }; }; partition@40000 { compatible = "mikrotik,minor"; label = "firmware"; reg = <0x040000 0xfc0000>; }; }; }; }; ðernet { mtd-mac-address = <&hard_config 0x0010>; mtd-mac-address-increment = <1>; }; &pinctrl { state_default: pinctrl0 { gpio { /* via gpio7 (uart3 group) the PoE status can be read */ ralink,group = "uart2", "uart3", "jtag", "wdt"; ralink,function = "gpio"; }; }; }; &sdhci { status = "okay"; };