From patchwork Mon Sep 28 09:10:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Srba X-Patchwork-Id: 11803209 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 27D0B92C for ; Mon, 28 Sep 2020 09:13:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8D3A122204 for ; Mon, 28 Sep 2020 09:13:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=seznam.cz header.i=@seznam.cz header.b="kL/irxni" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726558AbgI1JN4 (ORCPT ); Mon, 28 Sep 2020 05:13:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47640 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726380AbgI1JNz (ORCPT ); Mon, 28 Sep 2020 05:13:55 -0400 Received: from mxa1.seznam.cz (mxa1.seznam.cz [IPv6:2a02:598:a::78:90]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 27B75C061755; Mon, 28 Sep 2020 02:13:55 -0700 (PDT) Received: from email.seznam.cz by email-smtpc12b.ko.seznam.cz (email-smtpc12b.ko.seznam.cz [10.53.14.105]) id 1bae5d8340a009ea1a0791dd; Mon, 28 Sep 2020 11:13:29 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=seznam.cz; s=beta; t=1601284409; bh=CJzcc3M4KgzZeL8m6J4oAfeKTOqthX9A0aq72URLsjc=; h=Received:From:To:Cc:Subject:Date:Message-Id:X-Mailer:In-Reply-To: References:MIME-Version:Content-Transfer-Encoding; b=kL/irxniBOgGHcIRYQCRIQ/2Y2CRSRiP5e/9G9vzal3iN4d1MbACxE3DGg4gcarhi qjJzYCjKHkbpWfoxJiQYB1Cg0XU+3Eg1iEJJAwpppXmwKqt46KlTS60MbvQfvArarl +K2p9g5PoxUu6dBx0B8Athn6qQzBBv504lueq9b8= Received: from localhost.localdomain (ip-228-128.dynamic.ccinternet.cz [212.69.128.228]) by email-relay27.ko.seznam.cz (Seznam SMTPD 1.3.120) with ESMTP; Mon, 28 Sep 2020 11:13:26 +0200 (CEST) From: michael.srba@seznam.cz To: Dmitry Torokhov Cc: Rob Herring , Henrik Rydberg , Sam Ravnborg , Linus Walleij , Stephan Gerhold , Paul Burton , Heiko Stuebner , Lubomir Rintel , Kamlesh Gurudasani , Mark Brown , Krzysztof Kozlowski , linux-input@vger.kernel.org, devicetree@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, Michael Srba , Rob Herring Subject: [PATCH v5 2/2] dt-bindings: input/touchscreen: add bindings for zinitix Date: Mon, 28 Sep 2020 11:10:17 +0200 Message-Id: <20200928091017.6614-2-michael.srba@seznam.cz> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200928091017.6614-1-michael.srba@seznam.cz> References: <20200928091017.6614-1-michael.srba@seznam.cz> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org From: Michael Srba This patch adds dts bindings for the zinitix bt541 touchscreen. Signed-off-by: Michael Srba Reviewed-by: Rob Herring --- changes in v2: none changes in v3: document zinitix,mode property changes in v4: none changes in v5: none .../bindings/input/touchscreen/zinitix.txt | 40 +++++++++++++++++++ .../devicetree/bindings/vendor-prefixes.yaml | 2 + 2 files changed, 42 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/touchscreen/zinitix.txt diff --git a/Documentation/devicetree/bindings/input/touchscreen/zinitix.txt b/Documentation/devicetree/bindings/input/touchscreen/zinitix.txt new file mode 100644 index 000000000000..446efb9f5f55 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/zinitix.txt @@ -0,0 +1,40 @@ +Device tree bindings for Zinitx BT541 touchscreen controller + +Required properties: + + - compatible : Should be "zinitix,bt541" + - reg : I2C address of the chip. Should be 0x20 + - interrupts : Interrupt to which the chip is connected + +Optional properties: + + - vdd-supply : Analog power supply regulator on VCCA pin + - vddo-supply : Digital power supply regulator on VDD pin + - zinitix,mode : Mode of reporting touch points. Some modes may not work + with a particular ts firmware for unknown reasons. Available + modes are 1 and 2. Mode 2 is the default and preferred. + +The touchscreen-* properties are documented in touchscreen.txt in this +directory. + +Example: + + i2c@00000000 { + /* ... */ + + bt541@20 { + compatible = "zinitix,bt541"; + reg = <0x20>; + interrupt-parent = <&msmgpio>; + interrupts = <13 IRQ_TYPE_EDGE_FALLING>; + pinctrl-names = "default"; + pinctrl-0 = <&tsp_default>; + vdd-supply = <®_vdd_tsp>; + vddo-supply = <&pm8916_l6>; + touchscreen-size-x = <540>; + touchscreen-size-y = <960>; + zinitix,mode = <2>; + }; + + /* ... */ + }; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index 967e78c5ec0a..1b0b5e23267d 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -1066,6 +1066,8 @@ patternProperties: description: Shenzhen Zidoo Technology Co., Ltd. "^zii,.*": description: Zodiac Inflight Innovations + "^zinitix,.*": + description: Zinitix Co., Ltd "^zte,.*": description: ZTE Corp. "^zyxel,.*":