This patch adds device-tree bindings for the Imagis IST3038C touch screen IC. Signed-off-by: Markuss Broks <markuss.broks@xxxxxxxxx> --- .../input/touchscreen/imagis,ist3038c.yaml | 78 +++++++++++++++++++ .../devicetree/bindings/vendor-prefixes.yaml | 2 + 2 files changed, 80 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/touchscreen/imagis,ist3038c.yaml diff --git a/Documentation/devicetree/bindings/input/touchscreen/imagis,ist3038c.yaml b/Documentation/devicetree/bindings/input/touchscreen/imagis,ist3038c.yaml new file mode 100644 index 000000000000..da1630eb957b --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/imagis,ist3038c.yaml @@ -0,0 +1,78 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/touchscreen/imagis,ist3038c.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Imagis IST30XXC family touchscreen controller bindings + +maintainers: + - Markuss Broks <markuss.broks@xxxxxxxxx> + +allOf: + - $ref: touchscreen.yaml# + +properties: + $nodename: + pattern: "^touchscreen(@.*)?$" + + compatible: + items: + - enum: + - imagis,ist3038c + + reg: + description: I2C address + + interrupts: + maxItems: 1 + + vdd-supply: + description: Power supply regulator for the chip + + vddio-supply: + description: Power supply regulator for the I2C bus + + touchscreen-size-x: true + touchscreen-size-y: true + touchscreen-fuzz-x: true + touchscreen-fuzz-y: true + touchscreen-fuzz-pressure: true + touchscreen-inverted-x: true + touchscreen-inverted-y: true + touchscreen-swapped-x-y: true + touchscreen-max-pressure: true + +additionalProperties: false + +required: + - compatible + - reg + - interrupts + - touchscreen-size-x + - touchscreen-size-y + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + i2c { + #address-cells = <1>; + #size-cells = <0>; + touchscreen@48 { + compatible = "imagis,ist3038c"; + reg = <0x50>; + interrupt-parent = <&gpio>; + interrupts = <13 IRQ_TYPE_EDGE_FALLING>; + vdd-supply = <&ldo1_reg>; + vddio-supply = <&ldo2_reg>; + touchscreen-size-x = <720>; + touchscreen-size-y = <1280>; + touchscreen-fuzz-x = <10>; + touchscreen-fuzz-y = <10>; + touchscreen-fuzz-pressure = <10>; + touchscreen-inverted-x; + touchscreen-inverted-y; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index a867f7102c35..bf44bb71c0b4 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -523,6 +523,8 @@ patternProperties: description: Ingenieurburo Fur Ic-Technologie (I/F/I) "^ilitek,.*": description: ILI Technology Corporation (ILITEK) + "^imagis,.*": + description: Imagis Technologies Co., Ltd. "^img,.*": description: Imagination Technologies Ltd. "^imi,.*": -- 2.35.0
