[PATCH v3 1/2] dt-bindings: input: touchscreen: add Hynitron CST816X

From: Oleh Kuzhylnyi
Date: Sun May 26 2024 - 17:25:11 EST


Add documentation for the Hynitron CST816X touchscreen bindings.

Signed-off-by: Oleh Kuzhylnyi <kuzhylol@xxxxxxxxx>
---

Changes in v3:
- Rename filename to hynitron,cst816s.yaml
- Update description with display details

.../input/touchscreen/hynitron,cst816s.yaml | 57 +++++++++++++++++++
1 file changed, 57 insertions(+)
create mode 100644 Documentation/devicetree/bindings/input/touchscreen/hynitron,cst816s.yaml

diff --git a/Documentation/devicetree/bindings/input/touchscreen/hynitron,cst816s.yaml b/Documentation/devicetree/bindings/input/touchscreen/hynitron,cst816s.yaml
new file mode 100644
index 000000000000..ac9f1d8e8fc0
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/hynitron,cst816s.yaml
@@ -0,0 +1,57 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/touchscreen/hynitron,cst816s.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Hynitron CST816S Touchscreen controller
+
+description:
+ Hynitron CST816S Touchscreen controller for 1.28-inch 240x240 Resolution
+ Touch LCD Display Module
+
+maintainers:
+ - Oleh Kuzhylnyi <kuzhylol@xxxxxxxxx>
+
+allOf:
+ - $ref: touchscreen.yaml#
+
+properties:
+ compatible:
+ enum:
+ - hynitron,cst816s
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ reset-gpios:
+ maxItems: 1
+
+additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - reset-gpios
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ touchscreen@15 {
+ compatible = "hynitron,cst816s";
+ reg = <0x15>;
+ interrupt-parent = <&gpio0>;
+ interrupts = <4 IRQ_TYPE_EDGE_RISING>;
+ reset-gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+...
--
2.34.1