xref: /freebsd/sys/contrib/device-tree/src/arm/microchip/at91-natte.dtsi (revision f126890ac5386406dadf7c4cfa9566cbb56537c5)

// SPDX-License-Identifier: GPL-2.0+
/*
 * at91-natte.dts - Device Tree include file for the Natte board
 *
 * Copyright (C) 2017 Axentia Technologies AB
 *
 * Author: Peter Rosin <peda@axentia.se>
 */

/ {
	mux: mux-controller {
		compatible = "gpio-mux";
		#mux-control-cells = <0>;

		mux-gpios = <&ioexp 0 GPIO_ACTIVE_HIGH>,
			    <&ioexp 1 GPIO_ACTIVE_HIGH>,
			    <&ioexp 2 GPIO_ACTIVE_HIGH>;
	};

	batntc-mux {
		compatible = "io-channel-mux";
		io-channels = <&adc 5>;
		io-channel-names = "parent";
		mux-controls = <&mux>;

		channels =
			"batntc0", "batntc1", "batntc2", "batntc3",
			"batntc4", "batntc5", "batntc6", "batntc7";
	};

	batv-mux {
		compatible = "io-channel-mux";
		io-channels = <&adc 6>;
		io-channel-names = "parent";
		mux-controls = <&mux>;

		channels =
			"batv0", "batv1", "batv2", "batv3",
			"batv4", "batv5", "batv6", "batv7";
	};

	iout-mux {
		compatible = "io-channel-mux";
		io-channels = <&adc 7>;
		io-channel-names = "parent";
		mux-controls = <&mux>;

		channels =
			"iout0", "iout1", "iout2", "iout3",
			"iout4", "iout5", "iout6", "iout7";
	};

	i2c-mux {
		compatible = "i2c-mux";
		mux-locked;
		i2c-parent = <&i2c0>;
		mux-controls = <&mux>;

		#address-cells = <1>;
		#size-cells = <0>;

		i2c@0 {
			reg = <0>;
			#address-cells = <1>;
			#size-cells = <0>;

			charger@9 {
				compatible = "ti,bq24735";
				reg = <0x9>;

				ti,charge-current = <2000>;
				ti,charge-voltage = <16800>;

				poll-interval = <20000>;
			};
		};

		i2c@1 {
			reg = <1>;
			#address-cells = <1>;
			#size-cells = <0>;

			charger@9 {
				compatible = "ti,bq24735";
				reg = <0x9>;

				ti,charge-current = <2000>;
				ti,charge-voltage = <16800>;

				poll-interval = <20000>;
			};
		};

		i2c@2 {
			reg = <2>;
			#address-cells = <1>;
			#size-cells = <0>;

			charger@9 {
				compatible = "ti,bq24735";
				reg = <0x9>;

				ti,charge-current = <2000>;
				ti,charge-voltage = <16800>;

				poll-interval = <20000>;
			};
		};

		i2c@3 {
			reg = <3>;
			#address-cells = <1>;
			#size-cells = <0>;

			charger@9 {
				compatible = "ti,bq24735";
				reg = <0x9>;

				ti,charge-current = <2000>;
				ti,charge-voltage = <16800>;

				poll-interval = <20000>;
			};
		};

		i2c@4 {
			reg = <4>;
			#address-cells = <1>;
			#size-cells = <0>;

			charger@9 {
				compatible = "ti,bq24735";
				reg = <0x9>;

				ti,charge-current = <2000>;
				ti,charge-voltage = <16800>;

				poll-interval = <20000>;
			};
		};

		i2c@5 {
			reg = <5>;
			#address-cells = <1>;
			#size-cells = <0>;

			charger@9 {
				compatible = "ti,bq24735";
				reg = <0x9>;

				ti,charge-current = <2000>;
				ti,charge-voltage = <16800>;

				poll-interval = <20000>;
			};
		};

		i2c@6 {
			reg = <6>;
			#address-cells = <1>;
			#size-cells = <0>;

			charger@9 {
				compatible = "ti,bq24735";
				reg = <0x9>;

				ti,charge-current = <2000>;
				ti,charge-voltage = <16800>;

				poll-interval = <20000>;
			};
		};

		i2c@7 {
			reg = <7>;
			#address-cells = <1>;
			#size-cells = <0>;

			charger@9 {
				compatible = "ti,bq24735";
				reg = <0x9>;

				ti,charge-current = <2000>;
				ti,charge-voltage = <16800>;

				poll-interval = <20000>;
			};
		};
	};
};

&i2c0 {
	status = "okay";

	ioexp: ioexp@20 {
		#gpio-cells = <2>;
		compatible = "semtech,sx1502q";
		reg = <0x20>;

		gpio-controller;
		ngpios = <8>;

		pinctrl-names = "default";
		pinctrl-0 = <&gpio3_cfg_pins>;

		gpio3_cfg_pins: gpio3_cfg {
			pins = "gpio3";
			bias-pull-up;
		};
	};

	adc: adc@48 {
		compatible = "ti,ads1015";
		reg = <0x48>;
		#io-channel-cells = <1>;

		#address-cells = <1>;
		#size-cells = <0>;

		channel@4 {
			reg = <4>;
			ti,gain = <2>;
			ti,datarate = <4>;
		};

		channel@5 {
			reg = <5>;
			ti,gain = <2>;
			ti,datarate = <4>;
		};

		channel@6 {
			reg = <6>;
			ti,gain = <1>;
			ti,datarate = <4>;
		};

		channel@7 {
			reg = <7>;
			ti,gain = <3>;
			ti,datarate = <4>;
		};
	};
};