From patchwork Wed Aug 28 07:59:38 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lubomir Rintel X-Patchwork-Id: 11118203 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3CFDA14D5 for ; Wed, 28 Aug 2019 08:28:41 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 276F4233FF for ; Wed, 28 Aug 2019 08:28:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 276F4233FF Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=v3.sk Authentication-Results: mail.kernel.org; spf=none 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 8A7ED8999C; Wed, 28 Aug 2019 08:28:12 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from shell.v3.sk (shell.v3.sk [90.176.6.54]) by gabe.freedesktop.org (Postfix) with ESMTPS id 516E889864 for ; Wed, 28 Aug 2019 08:06:10 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by zimbra.v3.sk (Postfix) with ESMTP id 771B8D8339; Wed, 28 Aug 2019 10:00:07 +0200 (CEST) Received: from shell.v3.sk ([127.0.0.1]) by localhost (zimbra.v3.sk [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id rI3QCcU_MYZa; Wed, 28 Aug 2019 09:59:54 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by zimbra.v3.sk (Postfix) with ESMTP id 90E85D832A; Wed, 28 Aug 2019 09:59:47 +0200 (CEST) X-Virus-Scanned: amavisd-new at zimbra.v3.sk Received: from shell.v3.sk ([127.0.0.1]) by localhost (zimbra.v3.sk [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id R9xUsqNyz4m0; Wed, 28 Aug 2019 09:59:45 +0200 (CEST) Received: from belphegor.brq.redhat.com (nat-pool-brq-t.redhat.com [213.175.37.10]) by zimbra.v3.sk (Postfix) with ESMTPSA id 31212D8330; Wed, 28 Aug 2019 09:59:42 +0200 (CEST) From: Lubomir Rintel To: Russell King Subject: [PATCH v4 5/5] dt-bindings: display: armada: Document bus-width property Date: Wed, 28 Aug 2019 09:59:38 +0200 Message-Id: <20190828075938.318028-6-lkundrak@v3.sk> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190828075938.318028-1-lkundrak@v3.sk> References: <20190828075938.318028-1-lkundrak@v3.sk> MIME-Version: 1.0 X-Mailman-Approved-At: Wed, 28 Aug 2019 08:28:09 +0000 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: Mark Rutland , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Lubomir Rintel , Rob Herring Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" This makes it possible to choose a different pixel format for the endpoint. Modelled after what other LCD controllers use, including marvell,pxa2xx-lcdc and atmel,hlcdc-display-controller and perhaps more. Signed-off-by: Lubomir Rintel Reviewed-by: Rob Herring --- Changes since v2: - Collected the Reviewed-by tag .../devicetree/bindings/display/marvell,armada-lcdc.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/display/marvell,armada-lcdc.txt b/Documentation/devicetree/bindings/display/marvell,armada-lcdc.txt index 0ea4cbe5a32ee..d1dadaaeee734 100644 --- a/Documentation/devicetree/bindings/display/marvell,armada-lcdc.txt +++ b/Documentation/devicetree/bindings/display/marvell,armada-lcdc.txt @@ -25,6 +25,11 @@ Required child nodes: - port: video output port with endpoints, as described by Documentation/devicetree/bindings/graph.txt + The endpoints can optionally specify the following property: + + - bus-width: recognized values are <12>, <16>, <18> and <24>, that + select "rgb444", "rgb565", "rgb666" or "rgb888" pixel format + respectively. Defaults to <24> if unspecified. Example: @@ -37,6 +42,7 @@ Example: lcd0_port: port { lcd0_rgb_out: endpoint { + bus-width = <24>; remote-endpoint = <&encoder_rgb_in>; }; };