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

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

	kscan0: kscan_comp {
		compatible = "zmk,kscan-composite";

		label = "KSCAN_COMP";
		rows = <4>;
		columns = <16>;

		left {
			kscan = <&kscan_left>;
		};

		right {
			kscan = <&kscan_right>;
			 // TODO: Actually put this in the kscan driver, so it can report
			 // HID events directly to host if plugged in directly.
			column-offset = <8>;
		};
	};

	kscan_left: kscan_left {
		compatible = "gpio-kscan";
		label = "KSCAN_LEFT";

		diode-direction = "row2col";
		row-gpios = <&pro_micro_pins 8 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
		            <&pro_micro_pins 7 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 6 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 4 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;

		col-gpios = <&pro_micro_pins 10 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
		            <&pro_micro_pins 16 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 14 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 15 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 18 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 19 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 20 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 21 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
	};

	kscan_right: kscan_right {
		compatible = "gpio-kscan";
		label = "KSCAN_RIGHT";

		diode-direction = "row2col";
		row-gpios = <&pro_micro_pins 8 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
		            <&pro_micro_pins 7 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 6 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 4 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;

		col-gpios = <&pro_micro_pins 21 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
		            <&pro_micro_pins 20 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 19 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 18 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 15 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 14 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 16 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
					<&pro_micro_pins 10 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
	};

	// TODO: Encoder node(s)
	// TODO: OLED node
	// TODO: RGB node(s)
};