Commit a822029a authored by Philippe Schenker's avatar Philippe Schenker Committed by Shawn Guo
Browse files

ARM: dts: Add stmpe-adc DT node to Toradex iMX6 modules 



Add the stmpe-adc DT node as found on Toradex iMX6 modules

Signed-off-by: default avatarPhilippe Schenker <philippe.schenker@toradex.com>
Reviewed-by: default avatarStefan Agner <stefan@agner.ch>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent da8782f6

arch/arm/boot/dts/imx6qdl-apalis.dtsi

+14 −8
Original line number Diff line number Diff line
@@ -332,11 +332,17 @@ 
		id = <0>;

		blocks = <0x5>;

		irq-trigger = <0x1>;

		/* 3.25 MHz ADC clock speed */

		st,adc-freq = <1>;

		/* 12-bit ADC */

		st,mod-12b = <1>;

		/* internal ADC reference */

		st,ref-sel = <0>;

		/* ADC converstion time: 80 clocks */

		st,sample-time = <4>;



		stmpe_touchscreen {

			compatible = "st,stmpe-ts";

			/* 3.25 MHz ADC clock speed */

			st,adc-freq = <1>;

			/* 8 sample average control */

			st,ave-ctrl = <3>;

			/* 7 length fractional part in z */
@@ -346,17 +352,17 @@ 
			 * current limit value

			 */

			st,i-drive = <1>;

			/* 12-bit ADC */

			st,mod-12b = <1>;

			/* internal ADC reference */

			st,ref-sel = <0>;

			/* ADC converstion time: 80 clocks */

			st,sample-time = <4>;

			/* 1 ms panel driver settling time */

			st,settling = <3>;

			/* 5 ms touch detect interrupt delay */

			st,touch-det-delay = <5>;

		};



		stmpe_adc {

			compatible = "st,stmpe-adc";

			/* forbid to use ADC channels 3-0 (touch) */

			st,norequest-mask = <0x0F>;

		};

	};

};

arch/arm/boot/dts/imx6qdl-colibri.dtsi

+14 −8
Original line number Diff line number Diff line
@@ -262,11 +262,17 @@ 
		id = <0>;

		blocks = <0x5>;

		irq-trigger = <0x1>;

		/* 3.25 MHz ADC clock speed */

		st,adc-freq = <1>;

		/* 12-bit ADC */

		st,mod-12b = <1>;

		/* internal ADC reference */

		st,ref-sel = <0>;

		/* ADC converstion time: 80 clocks */

		st,sample-time = <4>;



		stmpe_touchscreen {

			compatible = "st,stmpe-ts";

			/* 3.25 MHz ADC clock speed */

			st,adc-freq = <1>;

			/* 8 sample average control */

			st,ave-ctrl = <3>;

			/* 7 length fractional part in z */
@@ -276,17 +282,17 @@ 
			 * current limit value

			 */

			st,i-drive = <1>;

			/* 12-bit ADC */

			st,mod-12b = <1>;

			/* internal ADC reference */

			st,ref-sel = <0>;

			/* ADC converstion time: 80 clocks */

			st,sample-time = <4>;

			/* 1 ms panel driver settling time */

			st,settling = <3>;

			/* 5 ms touch detect interrupt delay */

			st,touch-det-delay = <5>;

		};



		stmpe_adc {

			compatible = "st,stmpe-adc";

			/* forbid to use ADC channels 3-0 (touch) */

			st,norequest-mask = <0x0F>;

		};

	};

};

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