From patchwork Fri Nov 25 15:37:25 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 9447831 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 5D9BF6071C for ; Fri, 25 Nov 2016 15:37:40 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4B01826B4A for ; Fri, 25 Nov 2016 15:37:40 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3D45027DCD; Fri, 25 Nov 2016 15:37:40 +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=-4.1 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,T_DKIM_INVALID 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 9A97126B4A for ; Fri, 25 Nov 2016 15:37:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BFF756E152; Fri, 25 Nov 2016 15:37:32 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-wm0-x22c.google.com (mail-wm0-x22c.google.com [IPv6:2a00:1450:400c:c09::22c]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0AAEB6E152 for ; Fri, 25 Nov 2016 15:37:32 +0000 (UTC) Received: by mail-wm0-x22c.google.com with SMTP id t79so95084470wmt.0 for ; Fri, 25 Nov 2016 07:37:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id; bh=LMHsBjl+SD7C44WStSLWWILJTE0L0gQD69UnmAWUQDs=; b=UxLVb8SY1D0t7Dse0lsG+cO9sc2ikTDSF0RgnFi4rvcNNxPpS19ip0bVSnSwRJUYH9 WPOIHIzX3hPOzyBkzOj6ck7aFSaOfTAiv0qxKV6ma2uQ0h9K0u+z8tsFfRu9YoOdVnGc F3iH62DyWGAI/WDbEekXugwegGFGh793wqJ+z9DL3Fr+gu8lgqhxF/N6mFnEyJxJO7sU XWL2SdY06bZD1wdyItfzR9LIqpUvW/zlHkiIKxnapysFkAAeLOidl9x3xWVPe+orUtpX wwAmmo0QJ6rJM1CZR02wuBJz7ZuXYGDsUYOA6aUyKDxg3JweUk6lcWIo2BvZWkTU9zsx hlsA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=LMHsBjl+SD7C44WStSLWWILJTE0L0gQD69UnmAWUQDs=; b=a5k21c4GGVJW/5+UvBWySefzk4GHXIPV8ZHMqkXyKph5zhbm3wIjDIzj6qePD5MRiP oRBZ5HRcz00mpA38GX6TnMbyadiYYCGQyHDGMHMAgkR5xzC/SinP/1mwjtEFcG5dHIX8 sm5S5OG5e5Y4BdDvoPQQJKiskbmC3xFQw2K2QaJPL3D2rGiYiPcff/+ykVtVPPcYrveC XpsMlFC/5RBmlF6QkFyqoZSPOygQgZXnScIdIg+Is4TuXPkmiO7Jf57d/GCDMKFlzzAK wpT+E6Fw9kTWftmoGOvtdNDpwyVzZPX4ufJK8Qm2XuqPef3ty08EM3L+dmWZGCAKY3CC i8/Q== X-Gm-Message-State: AKaTC03SzhTdVb9Kv7memaOS0LCgy/qKyScRXEZ4JFUZZG/4P/j23gWVhurcG1UM6rADGYYs X-Received: by 10.28.234.85 with SMTP id i82mr7904780wmh.6.1480088250549; Fri, 25 Nov 2016 07:37:30 -0800 (PST) Received: from localhost.localdomain ([90.63.244.31]) by smtp.gmail.com with ESMTPSA id d64sm14000079wmh.3.2016.11.25.07.37.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 25 Nov 2016 07:37:30 -0800 (PST) From: Bartosz Golaszewski To: Kevin Hilman , Michael Turquette , Sekhar Nori , Rob Herring , Frank Rowand , Mark Rutland , Peter Ujfalusi , Russell King Subject: [PATCH] ARM: dts: da850: specify the maximum bandwidth for tilcdc Date: Fri, 25 Nov 2016 16:37:25 +0100 Message-Id: <1480088245-8368-1-git-send-email-bgolaszewski@baylibre.com> X-Mailer: git-send-email 2.1.4 Cc: linux-devicetree , LKML , linux-drm , Bartosz Golaszewski , Tomi Valkeinen , Jyri Sarha , arm-soc , Laurent Pinchart X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP It has been determined that the maximum resolution supported correctly by tilcdc rev1 on da850 SoCs is 800x600@60. Due to memory throughput constraints we must filter out higher modes. Specify the max-bandwidth property for the display node for da850-based boards. Signed-off-by: Bartosz Golaszewski --- arch/arm/boot/dts/da850.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi index 8e30d9b..9b7c444 100644 --- a/arch/arm/boot/dts/da850.dtsi +++ b/arch/arm/boot/dts/da850.dtsi @@ -452,6 +452,7 @@ compatible = "ti,da850-tilcdc"; reg = <0x213000 0x1000>; interrupts = <52>; + max-bandwidth = <28800000>; status = "disabled"; ports {