zmk/app/boards/shields/romac_plus/romac_plus.overlay

/*
 * Copyright (c) 2020 The ZMK Contributors
 *
 * SPDX-License-Identifier: MIT
 */

#include "romac_plus.dtsi"

/ {
	chosen {
		zmk,kscan = &kscan0;
	};

	kscan0: kscan {
		compatible = "zmk,kscan-gpio-matrix";
		label = "KSCAN";

		diode-direction = "col2row";

		col-gpios
			= <&pro_micro 19 GPIO_ACTIVE_HIGH>
			, <&pro_micro 20 GPIO_ACTIVE_HIGH>
			, <&pro_micro 21 GPIO_ACTIVE_HIGH>
			;
	};

};

&left_encoder {
    status = "okay";
};