From patchwork Thu Oct 1 12:29:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Srba X-Patchwork-Id: 11811413 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 717E8618 for ; Thu, 1 Oct 2020 12:33:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 551EA20B1F for ; Thu, 1 Oct 2020 12:33:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=seznam.cz header.i=@seznam.cz header.b="OYOfM41h" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732235AbgJAMdC (ORCPT ); Thu, 1 Oct 2020 08:33:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39994 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732157AbgJAMdA (ORCPT ); Thu, 1 Oct 2020 08:33:00 -0400 X-Greylist: delayed 82 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Thu, 01 Oct 2020 05:32:59 PDT Received: from mxa2.seznam.cz (mxa2.seznam.cz [IPv6:2a02:598:2::90]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 943E7C0613D0; Thu, 1 Oct 2020 05:32:59 -0700 (PDT) Received: from email.seznam.cz by email-smtpc25b.ng.seznam.cz (email-smtpc25b.ng.seznam.cz [10.23.18.35]) id 43c82e8c18c67ae54261e2d2; Thu, 01 Oct 2020 14:32:38 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=seznam.cz; s=beta; t=1601555558; bh=FFlriolFCJl2oRpjhLWgD1znJeeFrs7u0KVr8T31fZw=; h=Received:From:To:Cc:Subject:Date:Message-Id:X-Mailer:In-Reply-To: References:MIME-Version:Content-Transfer-Encoding; b=OYOfM41hqxlmrrQj1Yk8Nha2mHbhp7ORBfW/KNK9UfQSL8KXOU6piMlidG9jxmKbs y4xtcpQCX97aFVLVkG02XwArEWDjdU1qJ3ppVznToTc5JRTnd2PNS3qaFG7yRU2/Ho KU3kr5TwoHO90Pf1nP05JVaKJXsImPzS67R3JH8E= Received: from localhost.localdomain (ip-228-128.dynamic.ccinternet.cz [212.69.128.228]) by email-relay18.ng.seznam.cz (Seznam SMTPD 1.3.120) with ESMTP; Thu, 01 Oct 2020 14:32:34 +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 v6 2/2] dt-bindings: input/touchscreen: add bindings for zinitix Date: Thu, 1 Oct 2020 14:29:49 +0200 Message-Id: <20201001122949.16846-2-michael.srba@seznam.cz> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201001122949.16846-1-michael.srba@seznam.cz> References: <20201001122949.16846-1-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 changes in v6: 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,.*":