From patchwork Mon Apr 22 10:02:22 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 2470971 Return-Path: X-Original-To: patchwork-linux-fbdev@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 78863DF23A for ; Mon, 22 Apr 2013 10:04:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751168Ab3DVKEx (ORCPT ); Mon, 22 Apr 2013 06:04:53 -0400 Received: from mail.free-electrons.com ([94.23.35.102]:44551 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750825Ab3DVKEw (ORCPT ); Mon, 22 Apr 2013 06:04:52 -0400 Received: by mail.free-electrons.com (Postfix, from userid 106) id 4109DBEE; Mon, 22 Apr 2013 12:04:52 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on mail.free-electrons.com X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,SHORTCIRCUIT, URIBL_BLOCKED shortcircuit=ham autolearn=disabled version=3.3.2 Received: from localhost (per18-1-82-246-202-189.fbx.proxad.net [82.246.202.189]) by mail.free-electrons.com (Postfix) with ESMTPSA id 8CAC6C34; Mon, 22 Apr 2013 12:02:31 +0200 (CEST) From: Maxime Ripard To: Andrew Morton , Shawn Guo , Florian Tobias Schandinat Cc: linux-fbdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Maxime Ripard , Russell King , linux-kernel@vger.kernel.org Subject: [PATCH 1/4] ARM: cfa10036: dt: Change i2c0 clock frequency Date: Mon, 22 Apr 2013 12:02:22 +0200 Message-Id: <1366624945-5708-2-git-send-email-maxime.ripard@free-electrons.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1366624945-5708-1-git-send-email-maxime.ripard@free-electrons.com> References: <1366624945-5708-1-git-send-email-maxime.ripard@free-electrons.com> Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org The OLED display can work faster. Change the i2c controller clock frequency to remove the tearing effect that can be seen on the display. Signed-off-by: Maxime Ripard --- arch/arm/boot/dts/imx28-cfa10036.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/imx28-cfa10036.dts b/arch/arm/boot/dts/imx28-cfa10036.dts index 40488f5a8..a524caf 100644 --- a/arch/arm/boot/dts/imx28-cfa10036.dts +++ b/arch/arm/boot/dts/imx28-cfa10036.dts @@ -67,6 +67,7 @@ i2c0: i2c@80058000 { pinctrl-names = "default"; pinctrl-0 = <&i2c0_pins_b>; + clock-frequency = <400000>; status = "okay"; ssd1306: oled@3c {