AM437x has an internal touchscreen controller. Add support for it
on cm-t43.
Signed-off-by: Nikita Kiryanov <nikita@xxxxxxxxxxxxxx>
Cc: Tony Lindgren <tony@xxxxxxxxxxx>
Cc: Benoit Cousson <bcousson@xxxxxxxxxxxx>
Cc: Rob Herring <robh@xxxxxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Pawel Moll <pawel.moll@xxxxxxx>
Cc: Igor Grinberg <grinberg@xxxxxxxxxxxxxx>
Cc: Dmitry Lifshitz <lifshitz@xxxxxxxxxxxxxx>
Cc: Ian Campbell <ijc+devicetree@xxxxxxxxxxxxxx>
---
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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