From patchwork Thu Sep 26 04:50:17 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sachin Kamat X-Patchwork-Id: 20572 Return-Path: X-Original-To: linaro@patches.linaro.org Delivered-To: linaro@patches.linaro.org Received: from mail-qa0-f70.google.com (mail-qa0-f70.google.com [209.85.216.70]) by ip-10-151-82-157.ec2.internal (Postfix) with ESMTPS id F0C49266F8 for ; Thu, 26 Sep 2013 04:50:38 +0000 (UTC) Received: by mail-qa0-f70.google.com with SMTP id i13sf712760qae.1 for ; Wed, 25 Sep 2013 21:50:38 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:delivered-to:from:to:cc:subject :date:message-id:x-original-sender:x-original-authentication-results :precedence:mailing-list:list-id:list-post:list-help:list-archive :list-unsubscribe; bh=xScjLgePiAC8YI7bQ4gAji758FI1zQ78Nq8RHhoyGx0=; b=UX+ihOO7N+EY3ubjzFX8xC3QrMtsSWSvWzHwot/51d2rQObdL7Q0kJR4fT4ooTifKC 5ySoLL0C8P6q3xDy/U7Qkv22nXvzdbhPgf/XwkTKVDvQJzydwtta9v2E4aV6Dz5BOEBm nWVRAFFzFt5Y5jG5dwfAQ/Yzc1zxUYLym7SClOoVqNmXmRW8DU+cJaPQncflpHowYrQF 5XFuu+f+9S6Qo+hSmVyD1ktGFNqFokIHrPRlJH02lp13rGIIWN2GZ+TGLSoPP4CKw6KI GE7OG3Ik+lQBQ1+myxYpHclDPSPEJ4ylvMjXMzbn6tlGU6k1f5dxFLPU9NX1PM8a9Efg tPxA== X-Gm-Message-State: ALoCoQkug0MdUlTS/uJ7i1a3U6QYYOn0JNLAOa6Q3hCUR/s5TduyyvhDt3KRJNIgvIUbbBMFrnqJ X-Received: by 10.236.73.164 with SMTP id v24mr10499155yhd.24.1380171038366; Wed, 25 Sep 2013 21:50:38 -0700 (PDT) MIME-Version: 1.0 X-BeenThere: patchwork-forward@linaro.org Received: by 10.49.116.135 with SMTP id jw7ls746498qeb.58.gmail; Wed, 25 Sep 2013 21:50:38 -0700 (PDT) X-Received: by 10.52.32.37 with SMTP id f5mr26699590vdi.17.1380171038240; Wed, 25 Sep 2013 21:50:38 -0700 (PDT) Received: from mail-vc0-f170.google.com (mail-vc0-f170.google.com [209.85.220.170]) by mx.google.com with ESMTPS id b5si10772651vcf.129.1969.12.31.16.00.00 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 25 Sep 2013 21:50:38 -0700 (PDT) Received-SPF: neutral (google.com: 209.85.220.170 is neither permitted nor denied by best guess record for domain of patch+caf_=patchwork-forward=linaro.org@linaro.org) client-ip=209.85.220.170; Received: by mail-vc0-f170.google.com with SMTP id lc6so146686vcb.29 for ; Wed, 25 Sep 2013 21:50:38 -0700 (PDT) X-Received: by 10.52.157.134 with SMTP id wm6mr13586124vdb.26.1380171038102; Wed, 25 Sep 2013 21:50:38 -0700 (PDT) X-Forwarded-To: patchwork-forward@linaro.org X-Forwarded-For: patch@linaro.org patchwork-forward@linaro.org Delivered-To: patches@linaro.org Received: by 10.220.174.196 with SMTP id u4csp344265vcz; Wed, 25 Sep 2013 21:50:37 -0700 (PDT) X-Received: by 10.66.141.165 with SMTP id rp5mr3126931pab.90.1380171036891; Wed, 25 Sep 2013 21:50:36 -0700 (PDT) Received: from mail-pd0-f179.google.com (mail-pd0-f179.google.com [209.85.192.179]) by mx.google.com with ESMTPS id ds3si10789640pbb.229.1969.12.31.16.00.00 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 25 Sep 2013 21:50:36 -0700 (PDT) Received-SPF: neutral (google.com: 209.85.192.179 is neither permitted nor denied by best guess record for domain of sachin.kamat@linaro.org) client-ip=209.85.192.179; Received: by mail-pd0-f179.google.com with SMTP id v10so622010pde.10 for ; Wed, 25 Sep 2013 21:50:36 -0700 (PDT) X-Received: by 10.68.238.104 with SMTP id vj8mr15765320pbc.149.1380171036106; Wed, 25 Sep 2013 21:50:36 -0700 (PDT) Received: from linaro.sisodomain.com ([115.113.119.130]) by mx.google.com with ESMTPSA id ve9sm51487671pbc.19.1969.12.31.16.00.00 (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 25 Sep 2013 21:50:35 -0700 (PDT) From: Sachin Kamat To: linux-samsung-soc@vger.kernel.org Cc: kgene.kim@samsung.com, tushar.behera@linaro.org, sachin.kamat@linaro.org, patches@linaro.org Subject: [PATCH 1/2] ARM: dts: Update display clock frequency for Origen-4210 Date: Thu, 26 Sep 2013 10:20:17 +0530 Message-Id: <1380171018-24229-1-git-send-email-sachin.kamat@linaro.org> X-Mailer: git-send-email 1.7.9.5 X-Removed-Original-Auth: Dkim didn't pass. X-Original-Sender: sachin.kamat@linaro.org X-Original-Authentication-Results: mx.google.com; spf=neutral (google.com: 209.85.220.170 is neither permitted nor denied by best guess record for domain of patch+caf_=patchwork-forward=linaro.org@linaro.org) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Precedence: list Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org List-ID: X-Google-Group-Id: 836684582541 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , From: Tushar Behera As per the timing information for supported panel, the value should be between 47.2 MHz to 47.9 MHz for 60Hz refresh rate. Total horizontal pixels = 1024 (x-res) + 80 (margin) + 48 (hsync) = 1152 Total vertical pixels = 600 (y-res) + 80 (margin) + 3 (vsync) = 653 Target pixel clock rate for refresh rate @60 Hz = 1152 * 653 * 60 = 47208960 Hz ~ 47.5 MHz Signed-off-by: Tushar Behera Signed-off-by: Sachin Kamat --- arch/arm/boot/dts/exynos4210-origen.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts index 382d8c7..6906e8a 100644 --- a/arch/arm/boot/dts/exynos4210-origen.dts +++ b/arch/arm/boot/dts/exynos4210-origen.dts @@ -301,7 +301,7 @@ display-timings { native-mode = <&timing0>; timing0: timing { - clock-frequency = <50000>; + clock-frequency = <47500000>; hactive = <1024>; vactive = <600>; hfront-porch = <64>;