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Tue, 25 Apr 2023 11:51:23 +0000 From: Javier Carrasco To: linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Dmitry Torokhov , Rob Herring , Krzysztof Kozlowski , Henrik Rydberg , Javier Carrasco , Ulf Hansson , Hans Verkuil , Stephen Boyd , Sebastian Reichel , Linus Walleij , Jonathan Cameron , Uwe Kleine-g , Bastian Hecht , Michael Riesch Subject: [RFC v1 2/4] dt-bindings: touchscreen: add virtual-touchscreen and virtual-buttons properties Date: Tue, 25 Apr 2023 13:50:47 +0200 Message-Id: <20230425115049.870003-3-javier.carrasco@wolfvision.net> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230425115049.870003-1-javier.carrasco@wolfvision.net> References: <20230425115049.870003-1-javier.carrasco@wolfvision.net> X-ClientProxiedBy: VI1P194CA0055.EURP194.PROD.OUTLOOK.COM (2603:10a6:803:3c::44) To VE1PR08MB4974.eurprd08.prod.outlook.com (2603:10a6:803:111::15) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: VE1PR08MB4974:EE_|DU2PR08MB10203:EE_ X-MS-Office365-Filtering-Correlation-Id: b8a5d37d-0025-4342-7666-08db4583645c X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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This object avoids getting events from areas that are physically hidden by overlay frames. For touchscreens where overlay buttons on the touchscreen surface are provided, the virtual-buttons object contains a node for every button and the key event that should be reported when pressed. Signed-off-by: Javier Carrasco --- .../input/touchscreen/touchscreen.yaml | 54 +++++++++++++++++++ 1 file changed, 54 insertions(+) diff --git a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml index 895592da9626..869be007eb6f 100644 --- a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml +++ b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml @@ -80,6 +80,60 @@ properties: touchscreen-y-plate-ohms: description: Resistance of the Y-plate in Ohms + virtual-touchscreen: + description: Clipped touchscreen area + type: object + + properties: + x-origin: + description: horizontal origin of the clipped area + $ref: /schemas/types.yaml#/definitions/uint32 + + y-origin: + description: vertical origin of the clipped area + $ref: /schemas/types.yaml#/definitions/uint32 + + x-size: + description: horizontal resolution of the clipped area + $ref: /schemas/types.yaml#/definitions/uint32 + + y-size: + description: vertical resolution of the clipped area + $ref: /schemas/types.yaml#/definitions/uint32 + + virtual-buttons: + description: list of nodes defining the buttons on the touchscreen + type: object + + patternProperties: + '^button-': + type: object + description: + Each button (key) is represented as a sub-node. + + properties: + label: + $ref: /schemas/types.yaml#/definitions/string + description: descriptive name of the button + + linux,code: true + + x-origin: + description: horizontal origin of the button area + $ref: /schemas/types.yaml#/definitions/uint32 + + y-origin: + description: vertical origin of the button area + $ref: /schemas/types.yaml#/definitions/uint32 + + x-size: + description: horizontal resolution of the button area + $ref: /schemas/types.yaml#/definitions/uint32 + + y-size: + description: vertical resolution of the button area + $ref: /schemas/types.yaml#/definitions/uint32 + dependencies: touchscreen-size-x: [ touchscreen-size-y ] touchscreen-size-y: [ touchscreen-size-x ] From patchwork Tue Apr 25 11:50:49 2023 Content-Type: text/plain; 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Tue, 25 Apr 2023 11:51:24 +0000 From: Javier Carrasco To: linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Dmitry Torokhov , Rob Herring , Krzysztof Kozlowski , Henrik Rydberg , Javier Carrasco , Ulf Hansson , Hans Verkuil , Stephen Boyd , Sebastian Reichel , Linus Walleij , Jonathan Cameron , Uwe Kleine-g , Bastian Hecht , Michael Riesch Subject: [RFC v1 4/4] dt-bindings: input: touchscreen: st1232: add virtual objects to the example Date: Tue, 25 Apr 2023 13:50:49 +0200 Message-Id: <20230425115049.870003-5-javier.carrasco@wolfvision.net> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230425115049.870003-1-javier.carrasco@wolfvision.net> References: <20230425115049.870003-1-javier.carrasco@wolfvision.net> X-ClientProxiedBy: VI1P194CA0055.EURP194.PROD.OUTLOOK.COM (2603:10a6:803:3c::44) To VE1PR08MB4974.eurprd08.prod.outlook.com (2603:10a6:803:111::15) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: VE1PR08MB4974:EE_|DU2PR08MB10203:EE_ X-MS-Office365-Filtering-Correlation-Id: 32316544-6eb4-415d-6c3c-08db458364f7 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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In order to support the key codes properties within the virtual buttons, add the required linux-event-codes include as well. Signed-off-by: Javier Carrasco --- .../input/touchscreen/sitronix,st1232.yaml | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/Documentation/devicetree/bindings/input/touchscreen/sitronix,st1232.yaml b/Documentation/devicetree/bindings/input/touchscreen/sitronix,st1232.yaml index 1d8ca19fd37a..66b8c85135b1 100644 --- a/Documentation/devicetree/bindings/input/touchscreen/sitronix,st1232.yaml +++ b/Documentation/devicetree/bindings/input/touchscreen/sitronix,st1232.yaml @@ -37,6 +37,7 @@ unevaluatedProperties: false examples: - | + #include i2c { #address-cells = <1>; #size-cells = <0>; @@ -46,5 +47,32 @@ examples: reg = <0x55>; interrupts = <2 0>; gpios = <&gpio1 166 0>; + + virtual-touchscreen { + x-origin = <0>; + x-size = <240>; + y-origin = <40>; + y-size = <280>; + }; + + virtual-buttons { + button-light { + label = "Camera light"; + linux,code = ; + x-origin = <40>; + x-size = <40>; + y-origin = <0>; + y-size = <40>; + }; + + button-suspend { + label = "Suspend"; + linux,code = ; + x-origin = <160>; + x-size = <40>; + y-origin = <0>; + y-size = <40>; + }; + }; }; };