Document the Samsung A552 touchscreen controller, present in devices like the Samsung Galaxy S7. Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@xxxxxxxxx> --- .../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@xxxxxxxxx> + +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
