zmk/app/boards/shields/hummingbird/hummingbird.overlay

/*
 * Copyright (c) 2022 The ZMK Contributors
 *
 * SPDX-License-Identifier: MIT
 */

#include <dt-bindings/zmk/matrix_transform.h>

/ {
    chosen {
        zmk,kscan = &kscan0;
        zmk,matrix-transform = &default_transform;
    /delete-property/ zephyr,console;
    /delete-property/ zephyr,shell-uart;
    };

    default_transform: keymap_transform_0 {
        compatible = "zmk,matrix-transform";
        columns = <7>;
        rows = <6>;
        map = <
    RC(0,0) RC(1,0) RC(0,1) RC(1,1) RC(0,2) RC(1,2) RC(0,3) RC(1,3) RC(0,4) RC(1,4)
    RC(2,0) RC(3,0) RC(2,1) RC(3,1) RC(2,2) RC(3,2) RC(2,3) RC(3,3) RC(2,4) RC(3,4)
            RC(4,0) RC(5,0) RC(4,1)                 RC(5,2) RC(4,3) RC(5,3)
                          RC(5,1) RC(4,2)       RC(5,4) RC(4,4)
        >;
    };


    kscan0: kscan_0 {
        compatible = "zmk,kscan-gpio-matrix";
        wakeup-source;

        diode-direction = "row2col";

        col-gpios
            = <&xiao_d 6 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
            , <&xiao_d 7 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
            , <&xiao_d 8 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
            , <&xiao_d 9 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
            , <&xiao_d 10 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
            ;

        row-gpios
            = <&xiao_d 0 GPIO_ACTIVE_HIGH>
            , <&xiao_d 1 GPIO_ACTIVE_HIGH>
            , <&xiao_d 2 GPIO_ACTIVE_HIGH>
            , <&xiao_d 3 GPIO_ACTIVE_HIGH>
            , <&xiao_d 4 GPIO_ACTIVE_HIGH>
            , <&xiao_d 5 GPIO_ACTIVE_HIGH>
            ;
    };

};

&xiao_spi { status = "disabled"; };
&xiao_serial { status = "disabled"; };