Commit a82279dd authored by Patil, Rachna's avatar Patil, Rachna Committed by Sebastian Andrzej Siewior
Browse files

arm: am33xx: add TSC/ADC mfd device support 



Add support for core multifunctional device along
with its clients touchscreen and ADC.

Signed-off-by: default avatarPantelis Antoniou <panto@antoniou-consulting.com>
Signed-off-by: default avatarPatil, Rachna <rachna@ti.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
Signed-off-by: default avatarSebastian Andrzej Siewior <sebastian@breakpoint.cc>
parent 24d5c82f

arch/arm/boot/dts/am335x-evm.dts

+14 −0
Original line number Diff line number Diff line
@@ -244,3 +244,17 @@ 
&cpsw_emac1 {

	phy_id = <&davinci_mdio>, <1>;

};



&tscadc {

	status = "okay";

	tsc {

		ti,wires = <4>;

		ti,x-plate-resistance = <200>;

		ti,coordiante-readouts = <5>;

		ti,wire-config = <0x00 0x11 0x22 0x33>;

	};



	adc {

		ti,adc-channels = <4>;

	};

};

arch/arm/boot/dts/am33xx.dtsi

+18 −0
Original line number Diff line number Diff line
@@ -404,6 +404,24 @@ 
			ti,hwmods = "wkup_m3";

		};



		tscadc: tscadc@44e0d000 {

			compatible = "ti,am3359-tscadc";

			reg = <0x44e0d000 0x1000>;

			interrupt-parent = <&intc>;

			interrupts = <16>;

			ti,hwmods = "adc_tsc";

			status = "disabled";



			tsc {

				compatible = "ti,am3359-tsc";

			};

			am335x_adc: adc {

				#io-channel-cells = <1>;

				compatible = "ti,am3359-adc";

			};



		};



		gpmc: gpmc@50000000 {

			compatible = "ti,am3352-gpmc";

			ti,hwmods = "gpmc";

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