From patchwork Mon Feb 26 21:26:24 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sebastian Reichel X-Patchwork-Id: 13572922 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 46734C54E49 for ; Mon, 26 Feb 2024 21:28:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=sOkHSMsHCWyRJgts6J3FyK/PMJi6kmWls6s1udledvA=; b=QjrJ09bLicnoB3 Bc3XOkXq256jZEeF7DEYaYqHuSkeEeiYf/CA+tAdTBirDWMI3kDOWlL952J9IVbtPy50UQ6x7wjKA 8gc0+ZlxzXBDSFEzsAMkL08K3WeST0hM2XIPX7J5JJaO8QdhbhESKEAfKBK+GQgd7/sezNXFmQN5b KPsVEzt0WYEyAX4bVG3hmNuOLEJyEq2c0Gv3LFxFwbXBL5DCOg4fVFAAS6pKwP47p5jFuT240LyWJ h/Xhn5Xa8dm7TggosPS+mssoJWdXstbPAinaIYPdf9rDYk7w1/JQ7buP9jt5xR4U+OSsFyP1woz4b lFYYYOwjv+WN4twrJsBA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1reiWG-00000002glO-2rNG; Mon, 26 Feb 2024 21:28:16 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1reiVo-00000002gYt-0Eav for linux-arm-kernel@lists.infradead.org; Mon, 26 Feb 2024 21:27:50 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 8DDE260C8F; Mon, 26 Feb 2024 21:27:47 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EC05AC4167D; Mon, 26 Feb 2024 21:27:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1708982867; bh=wsCtGpiDTocW4vbleg11KHxRFROoKpRqbaZuvc+TfiA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=K8bJKhfRCqUciQepCEAflOUQondc3AhDzSpu4SjXqR/6L/+yBwWGFubEIwPPKsdmW 7Cc9EJkvwfp6Uji/jqJdj2uiBlryZWGrINrDRX/zREAVYhOkPJKQbkuAohhG9W6C1J i4nVz7wUdD59IjzK2ITuLy1RkAoWGAuhlre1p74f/kCEbAMEMY6JmOOGsCBk/88rLE EcqqDgcGqCY+0K1xEfY/f8uITHTfIrMUQqkQNwY/f49jalQW5DDDwkQt7gIROJGvwh aso0lzQtxMNryM/vU5+JZxKVqyKh1MUsBp0SOawWgu8CR0WwMLXSFrnz4J3+TpGFa7 y3N5OGvwJe0UQ== Received: by mercury (Postfix, from userid 1000) id AD4681060DAA; Mon, 26 Feb 2024 22:27:41 +0100 (CET) From: Sebastian Reichel To: Sebastian Reichel , Shawn Guo , Sascha Hauer , Fabio Estevam , imx@lists.linux.dev Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Pengutronix Kernel Team , Dong Aisheng , Linus Walleij , Dmitry Torokhov , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Rob Herring Subject: [PATCH v5 2/6] dt-bindings: input: touchscreen: fsl,imx6ul-tsc convert to YAML Date: Mon, 26 Feb 2024 22:26:24 +0100 Message-ID: <20240226212740.2019837-3-sre@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240226212740.2019837-1-sre@kernel.org> References: <20240226212740.2019837-1-sre@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240226_132748_202404_552006DE X-CRM114-Status: GOOD ( 18.24 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Convert the i.MX6UL touchscreen DT binding to YAML. Reviewed-by: Rob Herring Signed-off-by: Sebastian Reichel Acked-by: Dmitry Torokhov --- .../input/touchscreen/fsl,imx6ul-tsc.yaml | 97 +++++++++++++++++++ .../bindings/input/touchscreen/imx6ul_tsc.txt | 38 -------- 2 files changed, 97 insertions(+), 38 deletions(-) create mode 100644 Documentation/devicetree/bindings/input/touchscreen/fsl,imx6ul-tsc.yaml delete mode 100644 Documentation/devicetree/bindings/input/touchscreen/imx6ul_tsc.txt diff --git a/Documentation/devicetree/bindings/input/touchscreen/fsl,imx6ul-tsc.yaml b/Documentation/devicetree/bindings/input/touchscreen/fsl,imx6ul-tsc.yaml new file mode 100644 index 000000000000..678756ad0f92 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/fsl,imx6ul-tsc.yaml @@ -0,0 +1,97 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/touchscreen/fsl,imx6ul-tsc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale i.MX6UL Touch Controller + +maintainers: + - Haibo Chen + - Shawn Guo + - Sascha Hauer + +properties: + compatible: + const: fsl,imx6ul-tsc + + reg: + items: + - description: touch controller address + - description: ADC2 address + + interrupts: + items: + - description: touch controller address + - description: ADC2 address + + clocks: + maxItems: 2 + + clock-names: + items: + - const: tsc + - const: adc + + xnur-gpios: + maxItems: 1 + description: + The X- gpio this controller connect to. This xnur-gpio returns to + low once the finger leave the touch screen (The last touch event + the touch controller capture). + + measure-delay-time: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + The value of measure delay time. Before X-axis or Y-axis measurement, + the screen need some time before even potential distribution ready. + default: 0xffff + minimum: 0 + maximum: 0xffffff + + pre-charge-time: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + The touch screen need some time to precharge. + default: 0xfff + minimum: 0 + maximum: 0xffffffff + + touchscreen-average-samples: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Number of data samples which are averaged for each read. + enum: [ 1, 4, 8, 16, 32 ] + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - xnur-gpios + +allOf: + - $ref: touchscreen.yaml# + +additionalProperties: false + +examples: + - | + #include + #include + #include + touchscreen@2040000 { + compatible = "fsl,imx6ul-tsc"; + reg = <0x02040000 0x4000>, <0x0219c000 0x4000>; + interrupts = , + ; + clocks = <&clks IMX6UL_CLK_IPG>, + <&clks IMX6UL_CLK_ADC2>; + clock-names = "tsc", "adc"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_tsc>; + xnur-gpios = <&gpio1 3 GPIO_ACTIVE_LOW>; + measure-delay-time = <0xfff>; + pre-charge-time = <0xffff>; + touchscreen-average-samples = <32>; + }; diff --git a/Documentation/devicetree/bindings/input/touchscreen/imx6ul_tsc.txt b/Documentation/devicetree/bindings/input/touchscreen/imx6ul_tsc.txt deleted file mode 100644 index 164915004424..000000000000 --- a/Documentation/devicetree/bindings/input/touchscreen/imx6ul_tsc.txt +++ /dev/null @@ -1,38 +0,0 @@ -* Freescale i.MX6UL Touch Controller - -Required properties: -- compatible: must be "fsl,imx6ul-tsc". -- reg: this touch controller address and the ADC2 address. -- interrupts: the interrupt of this touch controller and ADC2. -- clocks: the root clock of touch controller and ADC2. -- clock-names; must be "tsc" and "adc". -- xnur-gpio: the X- gpio this controller connect to. - This xnur-gpio returns to low once the finger leave the touch screen (The - last touch event the touch controller capture). - -Optional properties: -- measure-delay-time: the value of measure delay time. - Before X-axis or Y-axis measurement, the screen need some time before - even potential distribution ready. - This value depends on the touch screen. -- pre-charge-time: the touch screen need some time to precharge. - This value depends on the touch screen. -- touchscreen-average-samples: Number of data samples which are averaged for - each read. Valid values are 1, 4, 8, 16 and 32. - -Example: - tsc: tsc@2040000 { - compatible = "fsl,imx6ul-tsc"; - reg = <0x02040000 0x4000>, <0x0219c000 0x4000>; - interrupts = , - ; - clocks = <&clks IMX6UL_CLK_IPG>, - <&clks IMX6UL_CLK_ADC2>; - clock-names = "tsc", "adc"; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_tsc>; - xnur-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>; - measure-delay-time = <0xfff>; - pre-charge-time = <0xffff>; - touchscreen-average-samples = <32>; - };