Document the Samsung A552 touchscreen controller, present in devices like
the Samsung Galaxy S7.
Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
---
.../input/touchscreen/samsung,s6sa552.yaml | 54 +++++++++++++++++++
1 file changed, 54 insertions(+)
create mode 100644 Documentation/devicetree/bindings/input/touchscreen/samsung,s6sa552.yaml
diff --git a/Documentation/devicetree/bindings/input/touchscreen/samsung,s6sa552.yaml b/Documentation/devicetree/bindings/input/touchscreen/samsung,s6sa552.yaml
new file mode 100644
index 000000000..af151e245
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/samsung,s6sa552.yaml
@@ -0,0 +1,54 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/touchscreen/samsung,s6sa552.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Samsung S6SA552 touchscreen controller
+
+maintainers:
+ - Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
+
+allOf:
+ - $ref: touchscreen.yaml#
+
+properties:
+ compatible:
+ const: samsung,s6sa552
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ avdd-supply: true
+ vdd-supply: true
+
+unevaluatedProperties: false
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - avdd-supply
+ - vdd-supply
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ touchscreen@48 {
+ compatible = "samsung,s6sa552";
+ reg = <0x48>;
+ interrupt-parent = <&gpa1>;
+ interrupts = <1 IRQ_TYPE_LEVEL_HIGH>;
+ avdd-supply = <&ldo30_reg>;
+ vdd-supply = <&ldo31_reg>;
+ touchscreen-size-x = <4096>;
+ touchscreen-size-y = <4096>;
+ };
+ };
--
2.43.0