[PATCH v2 2/2] dt-bindings: touchscreen: move ar1021.txt to trivial-touch.yaml

From: Frank Li

Date: Fri Sep 26 2025 - 14:47:46 EST


ar1021 have only reg and interrupts property beside touch common
properties. So move context of ar1021.txt into trivial-touch.yaml.

Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
---
change in v2
move to trivial-touch.yaml

previous discussion
https://lore.kernel.org/imx/20250925-swimming-overspend-ddf7ab4a252c@spud/T/#t
---
.../bindings/input/touchscreen/ar1021.txt | 15 ---------------
.../bindings/input/touchscreen/trivial-touch.yaml | 2 ++
2 files changed, 2 insertions(+), 15 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/input/touchscreen/ar1021.txt

diff --git a/Documentation/devicetree/bindings/input/touchscreen/ar1021.txt b/Documentation/devicetree/bindings/input/touchscreen/ar1021.txt
deleted file mode 100644
index 82019bd6094ee..0000000000000
--- a/Documentation/devicetree/bindings/input/touchscreen/ar1021.txt
+++ /dev/null
@@ -1,15 +0,0 @@
-* Microchip AR1020 and AR1021 touchscreen interface (I2C)
-
-Required properties:
-- compatible : "microchip,ar1021-i2c"
-- reg : I2C slave address
-- interrupts : touch controller interrupt
-
-Example:
-
- touchscreen@4d {
- compatible = "microchip,ar1021-i2c";
- reg = <0x4d>;
- interrupt-parent = <&gpio3>;
- interrupts = <11 IRQ_TYPE_LEVEL_HIGH>;
- };
diff --git a/Documentation/devicetree/bindings/input/touchscreen/trivial-touch.yaml b/Documentation/devicetree/bindings/input/touchscreen/trivial-touch.yaml
index c393cce273c5b..d6aed3afd4acb 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/trivial-touch.yaml
+++ b/Documentation/devicetree/bindings/input/touchscreen/trivial-touch.yaml
@@ -14,6 +14,8 @@ properties:
enum:
# MAXI MAX11801 Resistive touch screen controller with i2c interface
- maxim,max11801
+ # Microchip AR1020 and AR1021 touchscreen interface (I2C)
+ - microchip,ar1021-i2c

reg:
maxItems: 1
--
2.34.1