From patchwork Sun Apr 14 20:08:22 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 10900197 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 02C4C922 for ; Mon, 15 Apr 2019 07:12:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DD20828842 for ; Mon, 15 Apr 2019 07:12:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D1B6A288B7; Mon, 15 Apr 2019 07:12:34 +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 8590A28847 for ; Mon, 15 Apr 2019 07:12:34 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8397E89230; Mon, 15 Apr 2019 07:11:31 +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 4FE098917E for ; Sun, 14 Apr 2019 20:08:36 +0000 (UTC) From: Paul Cercueil To: David Airlie , Daniel Vetter , Rob Herring , Mark Rutland , Maarten Lankhorst , Maxime Ripard , Sean Paul Subject: [PATCH v3 1/3] dt-bindings: Add doc for the ingenic-drm driver Date: Sun, 14 Apr 2019 22:08:22 +0200 Message-Id: <20190414200824.28348-1-paul@crapouillou.net> X-Mailman-Approved-At: Mon, 15 Apr 2019 07:11:20 +0000 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=crapouillou.net; s=mail; t=1555272510; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=lLW8/OLEHvWSCDNtDKW8ODkzAI+4uhciGZEy33h1JNo=; b=M3DdPF8tqhTOsiaRw/mCzNcL7KEDmLBGw4X4qnIeU5WmLEULXCBoy4FxDpRWOxJGB24sqD lHazFs9Hpg6FIBXWOMFbJhToq04Xofgh0ayuPCA9RYdXxptJ+1Gs+Nv1zz7drH2u1u2esS rZS1NX3Yj4kwXq/XQPHWCrlGUr2lyxo= 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 MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Add documentation for the devicetree bindings of the DRM driver for the JZ47xx family of SoCs from Ingenic. Signed-off-by: Paul Cercueil Tested-by: Artur Rojek --- Notes: v2: Remove ingenic,panel property. v3: - Rename compatible strings from ingenic,jz47XX-drm to ingenic,jz47XX-lcd - The ingenic,lcd-mode property is now read from the panel node instead of from the driver node .../devicetree/bindings/display/ingenic,drm.txt | 53 ++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/ingenic,drm.txt diff --git a/Documentation/devicetree/bindings/display/ingenic,drm.txt b/Documentation/devicetree/bindings/display/ingenic,drm.txt new file mode 100644 index 000000000000..9de47db8a515 --- /dev/null +++ b/Documentation/devicetree/bindings/display/ingenic,drm.txt @@ -0,0 +1,53 @@ +Ingenic JZ47xx DRM driver + +Required properties: +- compatible: one of: + * ingenic,jz4740-lcd + * ingenic,jz4725b-lcd +- reg: LCD registers location and length +- clocks: LCD pixclock and device clock specifiers. + The device clock is only required on the JZ4740. +- clock-names: "lcd_pclk" and "lcd" +- interrupts: Specifies the interrupt line the LCD controller is connected to. + +Optional properties in the panel mode: +- ingenic,lcd-mode: LCD mode to use with the display panel. + See for all the + possible values. + +Example: + +#include + +panel { + compatible = "sharp,ls020b1dd01d", "simple-panel"; + + backlight = <&backlight>; + power-supply = <&vcc>; + + ingenic,lcd-mode = ; + + port { + panel_input: endpoint { + remote-endpoint = <&panel_output>; + }; + }; +}; + + +lcd: lcd-controller@13050000 { + compatible = "ingenic,jz4725b-lcd"; + reg = <0x13050000 0x1000>; + + interrupt-parent = <&intc>; + interrupts = <31>; + + clocks = <&cgu JZ4725B_CLK_LCD>; + clock-names = "lcd"; + + port { + panel_output: endpoint { + remote-endpoint = <&panel_input>; + }; + }; +};