[PATCH V2 09/14] ARM: dts: am437x: cm-t43: add touchscreen support

[Nikita Kiryanov <nikita-UTxiZqZC01RS1MOuV/RT9w@public.gmane.org>]

AM437x has an internal touchscreen controller. Add support for it
on cm-t43.

Signed-off-by: Nikita Kiryanov <nikita-UTxiZqZC01RS1MOuV/RT9w@public.gmane.org>
Cc: Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
Cc: Benoit Cousson <bcousson-rdvid1DuHRBWk0Htik3J/w@public.gmane.org>
Cc: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>
Cc: Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>
Cc: Igor Grinberg <grinberg-UTxiZqZC01RS1MOuV/RT9w@public.gmane.org>
Cc: Dmitry Lifshitz <lifshitz-UTxiZqZC01RS1MOuV/RT9w@public.gmane.org>
Cc: Ian Campbell <ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>
---
Changes in V2:
	- No changes.

 arch/arm/boot/dts/am437x-cm-t43.dts | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm/boot/dts/am437x-cm-t43.dts b/arch/arm/boot/dts/am437x-cm-t43.dts
index 1011acc..8677f4c 100644
--- a/arch/arm/boot/dts/am437x-cm-t43.dts
+++ b/arch/arm/boot/dts/am437x-cm-t43.dts
@@ -398,6 +398,20 @@
 	status = "okay";
 };
 
+&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 5 6 7>;
+	};
+};
+
 &cpu {
 	cpu0-supply = <&dcdc2>;
 	operating-points = <1000000 1330000>,
-- 
1.9.1

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