From patchwork Mon Jun 3 15:25:54 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 10974279 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 2CA4C14E5 for ; Tue, 4 Jun 2019 07:15:18 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 167BE28174 for ; Tue, 4 Jun 2019 07:15:18 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0A1EB283EE; Tue, 4 Jun 2019 07:15:18 +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=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B881928174 for ; Tue, 4 Jun 2019 07:15:17 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CC56A89709; Tue, 4 Jun 2019 07:14:31 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from crapouillou.net (outils.crapouillou.net [89.234.176.41]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7374E89189 for ; Mon, 3 Jun 2019 15:26:25 +0000 (UTC) From: Paul Cercueil To: Thierry Reding , Sam Ravnborg , Rob Herring , Mark Rutland Subject: [PATCH v2 1/2] dt-bindings: display: Add King Display KD035G6-54NT panel documentation Date: Mon, 3 Jun 2019 17:25:54 +0200 Message-Id: <20190603152555.23527-1-paul@crapouillou.net> MIME-Version: 1.0 X-Mailman-Approved-At: Tue, 04 Jun 2019 07:14:23 +0000 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=crapouillou.net; s=mail; t=1559575583; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:references; bh=HE4CQPY/zjM71d5YcrWnITVnnDDo1P+pXVsHmG+Q88g=; b=NVRF1jROkqVnmc5j86acG8s6j6Skd1JiciZ3tvJqM4lFS9EEo22F3D4zHJ8NUUz+ESg8/n 0ZukzBeFUYugLS8cq2KlIOhuIwSGOh7s9XXDBsES2KjEjA2gaw2fik+vmNMme7k2hRjJft pXB5W+QLoqeYswOVmuMt/0YnIk2fdXM= X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paul Cercueil , devicetree@vger.kernel.org, od@zcrc.me, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP The KD035G6-54NT is a 3.5" 320x240 24-bit TFT LCD panel. Signed-off-by: Paul Cercueil Reviewed-by: Sam Ravnborg --- Notes: v2: - Add an address to the panel node - Add information about SPI properties - Add information about the 'port' sub-node .../panel/kingdisplay,kd035g6-54nt.txt | 42 +++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/kingdisplay,kd035g6-54nt.txt diff --git a/Documentation/devicetree/bindings/display/panel/kingdisplay,kd035g6-54nt.txt b/Documentation/devicetree/bindings/display/panel/kingdisplay,kd035g6-54nt.txt new file mode 100644 index 000000000000..fa9596082e44 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/kingdisplay,kd035g6-54nt.txt @@ -0,0 +1,42 @@ +King Display KD035G6-54NT 3.5" (320x240 pixels) 24-bit TFT LCD panel + +Required properties: +- compatible: should be "kingdisplay,kd035g6-54nt" +- power-supply: See panel-common.txt +- reset-gpios: See panel-common.txt + +Optional properties: +- backlight: see panel-common.txt + +The generic bindings for the SPI slaves documented in [1] also apply. + +The device node can contain one 'port' child node with one child +'endpoint' node, according to the bindings defined in [2]. This +node should describe panel's video bus. + +[1]: Documentation/devicetree/bindings/spi/spi-bus.txt +[2]: Documentation/devicetree/bindings/graph.txt + +Example: + +&spi { + panel@0 { + compatible = "kingdisplay,kd035g6-54nt"; + reg = <0>; + + spi-max-frequency = <3125000>; + spi-3wire; + spi-cs-high; + + reset-gpios = <&gpe 2 GPIO_ACTIVE_LOW>; + + backlight = <&backlight>; + power-supply = <&ldo6>; + + port { + panel_input: endpoint { + remote-endpoint = <&panel_output>; + }; + }; + }; +};