From patchwork Mon Nov 27 15:41:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 119737 Delivered-To: patch@linaro.org Received: by 10.140.22.227 with SMTP id 90csp438947qgn; Mon, 27 Nov 2017 07:43:08 -0800 (PST) X-Google-Smtp-Source: AGs4zMbeejqp/bgTFcyMTaq/ED68Km6BOAQMhUnf4pcFzIFzv/MVyarjB/D2G947VyKVI2ajKfT0 X-Received: by 10.98.74.148 with SMTP id c20mr21663585pfj.200.1511797388376; Mon, 27 Nov 2017 07:43:08 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1511797388; cv=none; d=google.com; s=arc-20160816; b=bfxgWt1ho59iN/66PwVy8aQToiC89aSQUGxZgTId/DUJOvlR9WyKyJ4fBJk9oF6Bu0 7Mk9f8jfNawX6TK8u/BYuacqOWdKbwsvxNsvFmO34lKonDCPlxZM1C2Cao39fuHW7hot +zx/9rz7aXlnxhjY2wqcedyeUgp4YEg9lT30IDVWmcJfL8/uIqpCnk4fX8fYIO+3co+Y PwVLdhAHPQU7tO0NFOP8ABTSFGPsGnMoR9xHQf9SSInAet7aloAK1HyxdvUQ7bIzNtFl MmbiUhK9zdBR1JaN8vJbDUjDx+9RDZYBv0yJmmmOiqiO9wOo46HYjZSv7ld9RV1OZi/I MulQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:content-transfer-encoding:mime-version :list-subscribe:list-help:list-post:list-archive:list-unsubscribe :list-id:precedence:cc:references:in-reply-to:references:in-reply-to :message-id:date:subject:to:from:delivered-to :arc-authentication-results; bh=EApme4RliPeF48OKLl9sPbtL+vAa2HlOgapQ5y1N5Kk=; b=BGaRgsXtmE2Rz2FaVJNRMcyoHaRUSCDIVsHZVhDJhHstVqOa8pNOp++htywWo1Ck2M lxD6klPMMiUM2WzoijTi+oOVb+8OlSjE1ueRu07/48nx0Fjic+YNXhXp/He6nQITNNUk +amQN+yH6/ZSI/UqNskQeYDYH/r1G2IHuuv9Mlor+KOiqwCnGyYa7KmwZCBH6KctCk0x ya4RNc8muHjKN4q6d/aHzgXdRCXfn0umD4jdr1VchmEjHiEB+IobhB4BfqC6vzX3wCT0 hfnJl164QqaudMYt9hmIjeDfrpJP3Deq3Yc4IKWwV60JVMW9drGMCDiLj646OVRviAFr J4Yg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of dri-devel-bounces@lists.freedesktop.org designates 131.252.210.177 as permitted sender) smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Return-Path: Received: from gabe.freedesktop.org (gabe.freedesktop.org. [131.252.210.177]) by mx.google.com with ESMTPS id q75si25557578pfk.177.2017.11.27.07.43.08 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 27 Nov 2017 07:43:08 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of dri-devel-bounces@lists.freedesktop.org designates 131.252.210.177 as permitted sender) client-ip=131.252.210.177; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of dri-devel-bounces@lists.freedesktop.org designates 131.252.210.177 as permitted sender) smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BF06A6E322; Mon, 27 Nov 2017 15:42:19 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail.free-electrons.com (mail.free-electrons.com [62.4.15.54]) by gabe.freedesktop.org (Postfix) with ESMTP id F3F746E2FF for ; Mon, 27 Nov 2017 15:42:00 +0000 (UTC) Received: by mail.free-electrons.com (Postfix, from userid 110) id D9E7C213DE; Mon, 27 Nov 2017 16:41:59 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on mail.free-electrons.com X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,SHORTCIRCUIT, URIBL_BLOCKED shortcircuit=ham autolearn=disabled version=3.4.0 Received: from localhost (unknown [185.94.189.187]) by mail.free-electrons.com (Postfix) with ESMTPSA id A3862213DA; Mon, 27 Nov 2017 16:41:59 +0100 (CET) From: Maxime Ripard To: Daniel Vetter , David Airlie , Chen-Yu Tsai , Maxime Ripard Subject: [PATCH v2 01/18] dt-bindings: panel: lvds: Document power-supply property Date: Mon, 27 Nov 2017 16:41:25 +0100 Message-Id: <583a46dd967456aac07fb29529f74d91a10bdfeb.1511797218.git-series.maxime.ripard@free-electrons.com> X-Mailer: git-send-email 2.14.3 In-Reply-To: References: In-Reply-To: References: Cc: Mark Rutland , Thomas Petazzoni , jernej.skrabec@siol.net, plaes@plaes.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Rob Herring , linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, icenowy@aosc.io X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The power-supply property is used by a vast majority of panels, including panel-simple. Let's document it as a common property Signed-off-by: Maxime Ripard --- Documentation/devicetree/bindings/display/panel/panel-common.txt | 6 ++++++ Documentation/devicetree/bindings/display/panel/panel-lvds.txt | 1 + 2 files changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/display/panel/panel-common.txt b/Documentation/devicetree/bindings/display/panel/panel-common.txt index ec52c472c845..125ea68052af 100644 --- a/Documentation/devicetree/bindings/display/panel/panel-common.txt +++ b/Documentation/devicetree/bindings/display/panel/panel-common.txt @@ -78,6 +78,12 @@ used for panels that implement compatible control signals. while active. Active high reset signals can be supported by inverting the GPIO specifier polarity flag. +Power +----- + +- power-supply: many display panels need an additional power supply in + order to be fully powered-up. For such panels, power-supply contains + a phandle to the regulator powering the panel. Backlight --------- diff --git a/Documentation/devicetree/bindings/display/panel/panel-lvds.txt b/Documentation/devicetree/bindings/display/panel/panel-lvds.txt index b938269f841e..250850a2150b 100644 --- a/Documentation/devicetree/bindings/display/panel/panel-lvds.txt +++ b/Documentation/devicetree/bindings/display/panel/panel-lvds.txt @@ -32,6 +32,7 @@ Optional properties: - label: See panel-common.txt. - gpios: See panel-common.txt. - backlight: See panel-common.txt. +- power-supply: See panel-common.txt. - data-mirror: If set, reverse the bit order described in the data mappings below on all data lanes, transmitting bits for slots 6 to 0 instead of 0 to 6.