[PATCH v3 4/4] dt-bindings: input: touchscreen: st1232: add example with ts-overlay

Javier Carrasco
2023-06-16T07:29:24Z

The st1232 driver supports the overlay-touchscreen and overlay-buttons
objects defined in the generic touchscreen bindings and implemented in
the ts-overlay module. Add an example where nodes for a overlay
touchscreen and overlay buttons are defined.

Signed-off-by: Javier Carrasco <javier.carrasco@wolfvision.net>
---
.../input/touchscreen/sitronix,st1232.yaml | 40 ++++++++++++++++++++++
1 file changed, 40 insertions(+)

diff --git a/Documentation/devicetree/bindings/input/touchscreen/sitronix,st1232.yaml b/Documentation/devicetree/bindings/input/touchscreen/sitronix,st1232.yaml
index 1d8ca19fd37a..6cc34e4c6c87 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/sitronix,st1232.yaml
+++ b/Documentation/devicetree/bindings/input/touchscreen/sitronix,st1232.yaml
@@ -48,3 +48,43 @@ examples:
gpios = <&gpio1 166 0>;
};
};
+ - |
+ #include <dt-bindings/input/linux-event-codes.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ touchscreen@55 {
+ compatible = "sitronix,st1232";
+ reg = <0x55>;
+ interrupts = <2 0>;
+ gpios = <&gpio1 166 0>;
+
+ overlay-touchscreen {
+ x-origin = <0>;
+ x-size = <240>;
+ y-origin = <40>;
+ y-size = <280>;
+ };
+
+ overlay-buttons {
+ button-light {
+ label = "Camera light";
+ linux,code = <KEY_LIGHTS_TOGGLE>;
+ x-origin = <40>;
+ x-size = <40>;
+ y-origin = <0>;
+ y-size = <40>;
+ };
+
+ button-suspend {
+ label = "Suspend";
+ linux,code = <KEY_SUSPEND>;
+ x-origin = <160>;
+ x-size = <40>;
+ y-origin = <0>;
+ y-size = <40>;
+ };
+ };
+ };
+ };

--
2.39.2