From 0ce25e4b6df8ae6b9cf7c04d219050c5129bfb87 Mon Sep 17 00:00:00 2001 From: Markuss Broks Date: Mon, 14 Mar 2022 22:56:04 -0700 Subject: [PATCH] dt-bindings: input/touchscreen: bindings for Imagis This patch adds device-tree bindings for the Imagis IST3038C touch screen IC. Reviewed-by: Krzysztof Kozlowski Acked-by: Rob Herring Signed-off-by: Markuss Broks Link: https://lore.kernel.org/r/20220305165330.13061-2-markuss.broks@gmail.com Signed-off-by: Dmitry Torokhov --- .../input/touchscreen/imagis,ist3038c.yaml | 74 ++++++++++++++++++++++ .../devicetree/bindings/vendor-prefixes.yaml | 2 + 2 files changed, 76 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 0000000..e3a2b871 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/imagis,ist3038c.yaml @@ -0,0 +1,74 @@ +# 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 + +allOf: + - $ref: touchscreen.yaml# + +properties: + $nodename: + pattern: "^touchscreen@[0-9a-f]+$" + + compatible: + enum: + - imagis,ist3038c + + reg: + maxItems: 1 + + 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-inverted-x: true + touchscreen-inverted-y: true + touchscreen-swapped-x-y: true + +additionalProperties: false + +required: + - compatible + - reg + - interrupts + - touchscreen-size-x + - touchscreen-size-y + +examples: + - | + #include + i2c { + #address-cells = <1>; + #size-cells = <0>; + touchscreen@50 { + 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-inverted-x; + touchscreen-inverted-y; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index 294093d..f5600020 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -545,6 +545,8 @@ 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,.*": -- 2.7.4