From patchwork Sun Feb 17 09:14:33 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 10816909 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 883321399 for ; Sun, 17 Feb 2019 09:15:18 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 77F46287B3 for ; Sun, 17 Feb 2019 09:15:18 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6C81B28A6D; Sun, 17 Feb 2019 09:15:18 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 622D1291E9 for ; Sun, 17 Feb 2019 09:15:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726583AbfBQJOw (ORCPT ); Sun, 17 Feb 2019 04:14:52 -0500 Received: from mail-pf1-f195.google.com ([209.85.210.195]:38327 "EHLO mail-pf1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725769AbfBQJOv (ORCPT ); Sun, 17 Feb 2019 04:14:51 -0500 Received: by mail-pf1-f195.google.com with SMTP id q1so7045587pfi.5 for ; Sun, 17 Feb 2019 01:14:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=sRJ5c25qWheOilSsmmqZvMXVbqNH0bBR8OITkpzpTAc=; b=EYAWN59CkpvWDLmEzMxKccC1PtFVeDykVwj+2tT8DUboiQpc7kgqhdcTh/uteNIULn gLKdoC4Xx9G4Zyue9vQsQLKp26uiSvuX+F4LKi3IEZbEkZ+E3qhn9mVd98MvOJc0DrfB 9J6LlJIY0cyDISWOTr2ADY9kfi1J2tVQZm6OM= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=sRJ5c25qWheOilSsmmqZvMXVbqNH0bBR8OITkpzpTAc=; b=E7bQH4lDSGm915LaoOVUX/qULrYVl/AuhvBZJJFgoxvlOzeu2jZVEylIARygmlg92D t1SCYzBRMM/C+h9RIt6u1DuZNwZaDkmPc9v8nrtlMLAlsKlx9ZTDN5afRpCp5YYw6tNa D1LW+nyaZumudQA1nVpxO/DIvcuBkFGkw+F2S5SPW8YiTM4Vzw44BZf7PEoXjamYQL8r xG3tEMa08zEFXUBmu/lLOn/ZuqXGXwsxQiV0pHaXKtlwETIZbFi+MaxqFgWVadUYRE8A bGqhub+Iq4dy+cbGo/KreS5NaccWK1/2Bv3utx4rnaeBxVs6E8W4G5jAa8qvw2X09VIX B5TQ== X-Gm-Message-State: AHQUAuZSuPZ6bGGe6RwwaTxAP1EeUWtJ3oOm+Nn3ze2DMKEkq5VlXfGO +CWnpDjg7rKNbFDj3fsHaoaEkw== X-Google-Smtp-Source: AHgI3IZQBeiGGFaMLpHeHDrMxTamYUB6ozF96bpS0PWn1MCNLPIziWwk1DynUBUX598J/98IpANTOw== X-Received: by 2002:a62:be0b:: with SMTP id l11mr18846152pff.52.1550394890791; Sun, 17 Feb 2019 01:14:50 -0800 (PST) Received: from localhost.localdomain ([115.97.184.151]) by smtp.gmail.com with ESMTPSA id v15sm5565924pfa.75.2019.02.17.01.14.47 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 17 Feb 2019 01:14:50 -0800 (PST) From: Jagan Teki To: Dmitry Torokhov , Bastien Nocera , Rob Herring Cc: Henrik Rydberg , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Mark Rutland , linux-amarula@amarulasolutions.com, Michael Trimarchi , Jagan Teki Subject: [PATCH v5 1/4] dt-bindings: input: touchscreen: goodix: Document regulator properties Date: Sun, 17 Feb 2019 14:44:33 +0530 Message-Id: <20190217091436.3702-2-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.18.0.321.gffc6fa0e3 In-Reply-To: <20190217091436.3702-1-jagan@amarulasolutions.com> References: <20190217091436.3702-1-jagan@amarulasolutions.com> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Goodix CTP controllers support analog, digital and gpio regulator supplies on relevant controller pin configurations. Out of which AVDD28 regulator is mandatory supplied regulator in most of the board designs, so document AVDD28 as required property and rest marked as optional regulators. Signed-off-by: Jagan Teki Reviewed-by: Rob Herring --- .../devicetree/bindings/input/touchscreen/goodix.txt | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/input/touchscreen/goodix.txt b/Documentation/devicetree/bindings/input/touchscreen/goodix.txt index f7e95c52f3c7..8f6e6eede64d 100644 --- a/Documentation/devicetree/bindings/input/touchscreen/goodix.txt +++ b/Documentation/devicetree/bindings/input/touchscreen/goodix.txt @@ -23,6 +23,13 @@ Optional properties: - touchscreen-inverted-y : Y axis is inverted (boolean) - touchscreen-swapped-x-y : X and Y axis are swapped (boolean) (swapping is done after inverting the axis) + - AVDD28-supply : Analog power supply regulator on AVDD28 pin + +Optional properties: + + - AVDD22-supply : Analog power supply regulator on AVDD22 pin + - DVDD12-supply : Digital power supply regulator on DVDD12 pin + - VDDIO-supply : GPIO power supply regulator on VDDIO pin Example: