/* Device tree overlay for the Microchip MCP3204 12-bit A/D Converter */
/* on the Mikroelektronika Pi 3 Click Shield (MIKROE-2756).           */

/dts-v1/;
/plugin/;

/ {
	compatible = "brcm,bcm2835";

	fragment@0 {
		target = <&gpio>;
		__overlay__ {
			spi1_pins: spi1_pins {
				brcm,pins = <19 20 21>;
				brcm,function = <3>; /* alt4 */
			};

			spi1_cs_pins: spi1_cs_pins {
				brcm,pins = <16>;
				brcm,function = <1>; /* output */
			};
		};
	};

	fragment@1 {
		target = <&pwm>;
		frag1: __overlay__ {
			assigned-clock-rates = <100000000>;
			status = "okay";
		};
	};

	fragment@2 {
		target = <&spi1>;
		frag2: __overlay__ {
			#address-cells = <1>;
			#size-cells = <0>;
			pinctrl-names = "default";
			pinctrl-0 = <&spi1_pins &spi1_cs_pins>;
			cs-gpios = <&gpio 16 1>;
			status = "okay";

			spidev1_0: spidev@0 {
				compatible = "spidev";
				reg = <0>;      /* CE0 */
				#address-cells = <1>;
				#size-cells = <0>;
				spi-max-frequency = <125000000>;
				status = "okay";
			};
		};
	};

	fragment@3 {
		target = <&aux>;
		__overlay__ {
			status = "okay";
		};
	};

	fragment@4 {
		target-path = "spi1/spidev@0";
		__overlay__ {
			status = "disabled";
		};
	};

	fragment@5 {
		target = <&spi1>;
		__overlay__ {
			status = "okay";
			#address-cells = <1>;
			#size-cells = <0>;

			mcp3204_10: mcp3204@0 {
				compatible = "mcp3204";
				reg = <0>;
				spi-max-frequency = <2000000>;
			};
		};
	};
};