From patchwork Tue Dec 18 15:37:32 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lubomir Rintel X-Patchwork-Id: 10736855 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 936451399 for ; Wed, 19 Dec 2018 08:40:57 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 85CDB2AE6A for ; Wed, 19 Dec 2018 08:40:57 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8432C2AEAB; Wed, 19 Dec 2018 08:40:57 +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 4B05E2AE6A for ; Wed, 19 Dec 2018 08:40:57 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3ECDF6EE1E; Wed, 19 Dec 2018 08:40:42 +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 8C6786EC42 for ; Tue, 18 Dec 2018 15:38:08 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by zimbra.v3.sk (Postfix) with ESMTP id C76CBCA2EA; Tue, 18 Dec 2018 16:38:06 +0100 (CET) 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 BdUEzKp2nwEe; Tue, 18 Dec 2018 16:37:56 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by zimbra.v3.sk (Postfix) with ESMTP id 509D8CA20C; Tue, 18 Dec 2018 16:37:50 +0100 (CET) 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 ZAMVZjaIzHDs; Tue, 18 Dec 2018 16:37:48 +0100 (CET) Received: from belphegor.brq.redhat.com (nat-pool-brq-t.redhat.com [213.175.37.10]) by zimbra.v3.sk (Postfix) with ESMTPSA id 907D0CA2D2; Tue, 18 Dec 2018 16:37:46 +0100 (CET) From: Lubomir Rintel To: dri-devel@lists.freedesktop.org Subject: [RFC 06/16] dt-bindings: display: armada: Document bus-width property Date: Tue, 18 Dec 2018 16:37:32 +0100 Message-Id: <20181218153742.1313125-7-lkundrak@v3.sk> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181218153742.1313125-1-lkundrak@v3.sk> References: <20181218153742.1313125-1-lkundrak@v3.sk> MIME-Version: 1.0 X-Mailman-Approved-At: Wed, 19 Dec 2018 08:40:40 +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: Lubomir Rintel , Russell King , James Cameron Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP 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 --- .../bindings/display/armada/marvell-armada-drm.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/display/armada/marvell-armada-drm.txt b/Documentation/devicetree/bindings/display/armada/marvell-armada-drm.txt index 555995ce5a9c..5122e737277b 100644 --- a/Documentation/devicetree/bindings/display/armada/marvell-armada-drm.txt +++ b/Documentation/devicetree/bindings/display/armada/marvell-armada-drm.txt @@ -47,6 +47,11 @@ 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: @@ -59,6 +64,7 @@ Example: lcd0_port: port { lcd0_rgb_out: endpoint { + bus-width = <24>; remote-endpoint = <&encoder_rgb_in>; }; };