From patchwork Mon Jun 15 04:03:17 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hyungwon Hwang X-Patchwork-Id: 6605981 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 2F4E59F326 for ; Mon, 15 Jun 2015 04:03:37 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5AD7F2053F for ; Mon, 15 Jun 2015 04:03:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5243220531 for ; Mon, 15 Jun 2015 04:03:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751091AbbFOEDe (ORCPT ); Mon, 15 Jun 2015 00:03:34 -0400 Received: from mail-pd0-f171.google.com ([209.85.192.171]:35572 "EHLO mail-pd0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750751AbbFOEDd (ORCPT ); Mon, 15 Jun 2015 00:03:33 -0400 Received: by pdbnf5 with SMTP id nf5so63512362pdb.2; Sun, 14 Jun 2015 21:03:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id; bh=yCS1h31arsEgiR3ZaiTThxqYbYYQsreUW65RCV9MQ3c=; b=ObNDFmn2DGGTdCscvgcacxSKMlVlz1n+M4WCbGxqe6Lmek2L7TDGexOS60MQe6Lbi2 dm60ygJnt11nwZ6jFxB6muqsMuowfka9siSPsYjTH9FZAEbKJImrSPXK+hGU3RZ9JfSL susaExfA4/r9UFXpDT3jsFVka8yxlbidROITOOhRs7MCPUWyfF3b46cO6XEr3PbYNdQY v4czAtKsdPRd2sErDJu/wNwtn9oPckIYhe4h4DYD1UxzE4dOkd6w5eUnxBxV+Ybwfh2w NAVXY6Zf4N1CQ9BG/WKSAybNFjuvIOh3Z7nv6hy2S8oZhhIaQLRjisWS/evMEFZI+0B8 kyJA== X-Received: by 10.70.134.231 with SMTP id pn7mr44818604pdb.97.1434341013362; Sun, 14 Jun 2015 21:03:33 -0700 (PDT) Received: from localhost.localdomain ([175.118.71.53]) by mx.google.com with ESMTPSA id ks7sm6356331pbc.34.2015.06.14.21.03.30 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sun, 14 Jun 2015 21:03:32 -0700 (PDT) From: Hyungwon Hwang To: k.kozlowski@samsung.com, dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, human.hwang@samsung.com Cc: Subject: [PATCH v3] ARM: dts: fix the clock-frequency of rinato board's panel Date: Mon, 15 Jun 2015 13:03:17 +0900 Message-Id: <1434340997-25146-1-git-send-email-hyungwon.hwang7@gmail.com> X-Mailer: git-send-email 1.8.1.2 Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Spam-Status: No, score=-7.2 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Hyungwon Hwang After the commit abc0b1447d4974963548777a5ba4a4457c82c426 ("drm: Perform basic sanity checks on probed modes"), proper clock-frequency becomes mandatory for validating the mode of panel. The display does not work if there is no mode validated. Also, this clock-frequency must be set appropriately for getting required frame rate. Fixes: abc0b1447d49 ("drm: Perform basic sanity checks on probed modes") Cc: Signed-off-by: Hyungwon Hwang Acked-by: Krzysztof Kozlowski --- arch/arm/boot/dts/exynos3250-rinato.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/exynos3250-rinato.dts b/arch/arm/boot/dts/exynos3250-rinato.dts index 0b99068..75aba40 100644 --- a/arch/arm/boot/dts/exynos3250-rinato.dts +++ b/arch/arm/boot/dts/exynos3250-rinato.dts @@ -181,7 +181,7 @@ display-timings { timing-0 { - clock-frequency = <0>; + clock-frequency = <4600000>; hactive = <320>; vactive = <320>; hfront-porch = <1>;