From patchwork Sun Aug 21 23:49:50 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomasz Figa X-Patchwork-Id: 1084212 Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by demeter2.kernel.org (8.14.4/8.14.4) with ESMTP id p7LNo43c007495 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Sun, 21 Aug 2011 23:50:25 GMT Received: from canuck.infradead.org ([2001:4978:20e::1]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1QvHm9-0006UI-5O; Sun, 21 Aug 2011 23:49:57 +0000 Received: from localhost ([127.0.0.1] helo=canuck.infradead.org) by canuck.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1QvHm8-0006pm-Mw; Sun, 21 Aug 2011 23:49:56 +0000 Received: from mail-ew0-f49.google.com ([209.85.215.49]) by canuck.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1QvHm2-0006pU-6s for linux-arm-kernel@lists.infradead.org; Sun, 21 Aug 2011 23:49:50 +0000 Received: by ewy3 with SMTP id 3so1885114ewy.36 for ; Sun, 21 Aug 2011 16:49:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:user-agent:in-reply-to :references:mime-version:content-transfer-encoding:content-type; bh=kE4K+quRjl+NvTZaYLJ6kfN9Bg6i05Hz3uJQVvYEkek=; b=lgzMkyqzVf3aonQz3W5jQl47ULmPHfHye3LaGafERfk5PRfSnlgypsFmBi1GXJYbSz jqJLvf35g14Gvk/MKLyB1fzGRI9Ok6R+ndEkU2TzBYTag2N04x6M6kkEsCMwbV6jZSvk 2G6fI1GsHmBk8NvJQDYs7bY4QLcdaSqVKgThM= Received: by 10.213.5.4 with SMTP id 4mr186078ebt.80.1313970588117; Sun, 21 Aug 2011 16:49:48 -0700 (PDT) Received: from flatron.localnet (178-73-0-134.home.aster.pl [178.73.0.134]) by mx.google.com with ESMTPS id c10sm2447559eeb.67.2011.08.21.16.49.46 (version=SSLv3 cipher=OTHER); Sun, 21 Aug 2011 16:49:47 -0700 (PDT) From: Tomasz Figa To: linux-arm-kernel Subject: [PATCH 3/4 v2] ARM: s3c64xx: Save/restore S3C64XX_MODEM_MIFPCON on suspend/resume to preserve LCD bypass state. Date: Mon, 22 Aug 2011 01:49:50 +0200 Message-ID: <2533226.MVW0sQObxA@flatron> User-Agent: KMail/4.7.0 (Linux/3.0.3-gentoo; KDE/4.7.0; x86_64; ; ) In-Reply-To: <2499662.GIrUU4Kkuf@flatron> References: <2499662.GIrUU4Kkuf@flatron> MIME-Version: 1.0 X-CRM114-Version: 20090807-BlameThorstenAndJenny ( TRE 0.7.6 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20110821_194950_410260_1852FED1 X-CRM114-Status: GOOD ( 13.76 ) X-Spam-Score: -0.8 (/) X-Spam-Report: SpamAssassin version 3.3.1 on canuck.infradead.org summary: Content analysis details: (-0.8 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [209.85.215.49 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (tomasz.figa[at]gmail.com) -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature Cc: Kukjin Kim , Ben Dooks X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter2.kernel.org [140.211.167.43]); Sun, 21 Aug 2011 23:50:25 +0000 (UTC) From 93932f60ba1fd8e1e0adaa206270f9e775d35981 Mon Sep 17 00:00:00 2001 From: Tomasz Figa Date: Thu, 21 Jul 2011 14:57:51 +0200 Subject: [PATCH 3/4 v2] ARM: s3c64xx: Save/restore S3C64XX_MODEM_MIFPCON on suspend/resume to preserve LCD bypass state. This patch makes sure that the LCD bypass state is preserved during sleep mode. It achieves this by saving the S3C64XX_MODEM_MIFPCON register, which is not handled by any other code currently. Signed-off-by: Tomasz Figa --- arch/arm/mach-s3c64xx/pm.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-s3c64xx/pm.c b/arch/arm/mach-s3c64xx/pm.c index b9c0536..193e5ef 100644 --- a/arch/arm/mach-s3c64xx/pm.c +++ b/arch/arm/mach-s3c64xx/pm.c @@ -28,6 +28,7 @@ #include #include #include +#include #ifdef CONFIG_S3C_PM_DEBUG_LED_SMDK void s3c_pm_debug_smdkled(u32 set, u32 clear) @@ -86,6 +87,7 @@ static struct sleep_save misc_save[] = { SAVE_ITEM(S3C64XX_MEM1CONSLP), SAVE_ITEM(S3C64XX_SDMA_SEL), + SAVE_ITEM(S3C64XX_MODEM_MIFPCON), }; void s3c_pm_configure_extint(void)