zmk/app/boards/arm/bluemicro840/bluemicro840_v1.dts

/*
 * Copyright (c) 2020 Pete Johanson, Derek Schmell
 *
 * SPDX-License-Identifier: MIT
 */

/dts-v1/;
#include <nordic/nrf52840_qiaa.dtsi>
#include "arduino_pro_micro_pins.dtsi"
#include "bluemicro840_v1-pinctrl.dtsi"

/ {
    model = "BlueMicro840_V1";
    compatible = "bluemicro840,v1";

    chosen {
        zephyr,code-partition = &code_partition;
        zephyr,sram = &sram0;
        zephyr,flash = &flash0;
        zephyr,console = &cdc_acm_uart;
        zmk,battery = &vbatt;
    };

    leds {
        compatible = "gpio-leds";
        blue_led: led_0 {
            gpios = <&gpio1 10 GPIO_ACTIVE_HIGH>;
        };
    };

    // Node name must match original "EXT_POWER" label to preserve user settings.
    EXT_POWER {
        compatible = "zmk,ext-power-generic";
        init-delay-ms = <20>;
        control-gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>;
    };

    vbatt: vbatt {
        compatible = "zmk,battery-voltage-divider";
        io-channels = <&adc 7>;
        output-ohms = <2000000>;
        full-ohms = <(2000000 + 806000)>;
    };

};

&adc {
    status = "okay";
};

&gpiote {
    status = "okay";
};

&gpio0 {
    status = "okay";
};

&gpio1 {
    status = "okay";
};

&i2c0 {
    compatible = "nordic,nrf-twi";
    pinctrl-0 = <&i2c0_default>;
    pinctrl-1 = <&i2c0_sleep>;
    pinctrl-names = "default", "sleep";
};

&spi1 {
    compatible = "nordic,nrf-spim";
    pinctrl-0 = <&spi1_default>;
    pinctrl-1 = <&spi1_sleep>;
    pinctrl-names = "default", "sleep";
};

&uart0 {
    compatible = "nordic,nrf-uarte";
    current-speed = <115200>;
    pinctrl-0 = <&uart0_default>;
    pinctrl-1 = <&uart0_sleep>;
    pinctrl-names = "default", "sleep";
};

&usbd {
    status = "okay";
    cdc_acm_uart: cdc_acm_uart {
        compatible = "zephyr,cdc-acm-uart";
    };
};


&flash0 {
    /*
     * For more information, see:
     * http://docs.zephyrproject.org/latest/devices/dts/flash_partitions.html
     */
    partitions {
        compatible = "fixed-partitions";
        #address-cells = <1>;
        #size-cells = <1>;

        sd_partition: partition@0 {
            reg = <0x00000000 0x00026000>;
        };
        code_partition: partition@26000 {
            reg = <0x00026000 0x000c6000>;
        };

        /*
         * The flash starting at 0x000ec000 and ending at
         * 0x000f3fff is reserved for use by the application.
         */

        /*
         * Storage partition will be used by FCB/LittleFS/NVS
         * if enabled.
         */
        storage_partition: partition@ec000 {
            reg = <0x000ec000 0x00008000>;
        };

        boot_partition: partition@f4000 {
            reg = <0x000f4000 0x0000c000>;
        };
    };
};