From patchwork Tue Oct 17 09:06:15 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 10011409 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id BBBC360211 for ; Tue, 17 Oct 2017 09:14:46 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B094E2881B for ; Tue, 17 Oct 2017 09:14:46 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9FB0B2881D; Tue, 17 Oct 2017 09:14:46 +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=-6.9 required=2.0 tests=BAYES_00,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 475452881D for ; Tue, 17 Oct 2017 09:14:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934613AbdJQJNK (ORCPT ); Tue, 17 Oct 2017 05:13:10 -0400 Received: from mail.free-electrons.com ([62.4.15.54]:55331 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759911AbdJQJGp (ORCPT ); Tue, 17 Oct 2017 05:06:45 -0400 Received: by mail.free-electrons.com (Postfix, from userid 110) id D208020893; Tue, 17 Oct 2017 11:06:40 +0200 (CEST) Received: from localhost (LStLambert-657-1-97-87.w90-63.abo.wanadoo.fr [90.63.216.87]) by mail.free-electrons.com (Postfix) with ESMTPSA id A830C2088F; Tue, 17 Oct 2017 11:06:40 +0200 (CEST) From: Maxime Ripard To: Daniel Vetter , David Airlie , Chen-Yu Tsai , Maxime Ripard Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Mark Rutland , Rob Herring , linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, plaes@plaes.org, icenowy@aosc.io, Thomas Petazzoni , Quentin Schulz , Mylene Josserand Subject: [PATCH 08/23] dt-bindings: panel: lvds: Document power-supply property Date: Tue, 17 Oct 2017 11:06:15 +0200 Message-Id: <89bee8042b5fa50c8c3dbf52cc0c14b34beef9df.1508231063.git-series.maxime.ripard@free-electrons.com> X-Mailer: git-send-email 2.14.2 In-Reply-To: References: In-Reply-To: References: Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The power-supply property is used be 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.