From patchwork Mon Dec 9 20:46:29 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Srba X-Patchwork-Id: 11280425 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 B288B138D for ; Mon, 9 Dec 2019 21:01:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6C005205C9 for ; Mon, 9 Dec 2019 21:01:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=seznam.cz header.i=@seznam.cz header.b="Y9baib6r" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726598AbfLIVBr (ORCPT ); Mon, 9 Dec 2019 16:01:47 -0500 Received: from mxa1.seznam.cz ([77.75.78.90]:27568 "EHLO mxa1.seznam.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726532AbfLIVBq (ORCPT ); Mon, 9 Dec 2019 16:01:46 -0500 X-Greylist: delayed 732 seconds by postgrey-1.27 at vger.kernel.org; Mon, 09 Dec 2019 16:01:45 EST Received: from email.seznam.cz by email-smtpc8b.ko.seznam.cz (email-smtpc8b.ko.seznam.cz [10.53.13.225]) id 72f6188a29f84ce3735fd4d4; Mon, 09 Dec 2019 22:01:40 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=seznam.cz; s=beta; t=1575925300; bh=PrVyWKz+cStZKFUbfG88xeiAHpw+y5USeILJtHAAfcU=; h=Received:From:To:Cc:Subject:Date:Message-Id:X-Mailer:In-Reply-To: References:MIME-Version:Content-Transfer-Encoding; b=Y9baib6r+H7Lsi/Zm0rTxuMeV2IkRPtv/1g/4pt17rEs7ZouzKwYgFRFxtN9QzV2d vDiOXLRyCCVKxcJEIukCA2Rpl1DwZmG1o0UKcp7yWXYa/TvLthcx4YNXJIPD5Ov4BO n/c4GpXi5joNzTGcvsiIcrhXOm0y7tcXG3TQ/taM= Received: from localhost.localdomain (212.69.128.228 [212.69.128.228]) by email-relay21.ko.seznam.cz (Seznam SMTPD 1.3.108) with ESMTP; Mon, 09 Dec 2019 21:49:25 +0100 (CET) From: michael.srba@seznam.cz To: Dmitry Torokhov Cc: Rob Herring , Mark Rutland , linux-input@vger.kernel.org, devicetree@vger.kernel.org, Michael Srba , Rob Herring Subject: [PATCH v3 2/2] dt-bindings: input/touchscreen: add bindings for zinitix Date: Mon, 9 Dec 2019 21:46:29 +0100 Message-Id: <20191209204629.27243-2-michael.srba@seznam.cz> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191209204629.27243-1-michael.srba@seznam.cz> References: <20191209204629.27243-1-michael.srba@seznam.cz> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org 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 .../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,.*":