From patchwork Wed Nov 7 19:01:24 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Hunter, Jon" X-Patchwork-Id: 1712461 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork2.kernel.org (Postfix) with ESMTP id ECFB9DFB7A for ; Wed, 7 Nov 2012 19:05:35 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TWAuH-0007ia-4t; Wed, 07 Nov 2012 19:03:22 +0000 Received: from bear.ext.ti.com ([192.94.94.41]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TWAsf-00078h-Tv for linux-arm-kernel@lists.infradead.org; Wed, 07 Nov 2012 19:01:47 +0000 Received: from dlelxv30.itg.ti.com ([172.17.2.17]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id qA7J1efu023571; Wed, 7 Nov 2012 13:01:40 -0600 Received: from DFLE73.ent.ti.com (dfle73.ent.ti.com [128.247.5.110]) by dlelxv30.itg.ti.com (8.13.8/8.13.8) with ESMTP id qA7J1ewe021979; Wed, 7 Nov 2012 13:01:40 -0600 Received: from dlelxv23.itg.ti.com (172.17.1.198) by dfle73.ent.ti.com (128.247.5.110) with Microsoft SMTP Server id 14.1.323.3; Wed, 7 Nov 2012 13:01:40 -0600 Received: from legion.dal.design.ti.com (legion.dal.design.ti.com [128.247.22.53]) by dlelxv23.itg.ti.com (8.13.8/8.13.8) with ESMTP id qA7J1ebe026085; Wed, 7 Nov 2012 13:01:40 -0600 Received: from localhost (ula0741266.am.dhcp.ti.com [192.157.144.139]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id qA7J1ew29525; Wed, 7 Nov 2012 13:01:40 -0600 (CST) From: Jon Hunter To: Tony Lindgren , Kevin Hilman , Paul Walmsley Subject: [PATCH V2 08/14] ARM: OMAP: Fix dmtimer reset for timer1 Date: Wed, 7 Nov 2012 13:01:24 -0600 Message-ID: <1352314890-22224-9-git-send-email-jon-hunter@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1352314890-22224-1-git-send-email-jon-hunter@ti.com> References: <1352314890-22224-1-git-send-email-jon-hunter@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20121107_140142_183239_65CD794F X-CRM114-Status: GOOD ( 11.98 ) X-Spam-Score: -7.6 (-------) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-7.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/, high trust [192.94.94.41 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.7 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: linux-omap , Jon Hunter , linux-arm X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 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 In commit e32f7ec2 (ARM: OMAP: Fix 32 kHz timer and modify GP timer to use GPT1) a fix was added to prevent timer1 being reset in the function omap_dm_timer_reset() because timer1 was being used as the system timer for OMAP2 devices. Although timer1 is still used by most OMAP2+ devices as a system timer, the function omap_dm_timer_reset() is now only being called for OMAP1 devices and OMAP1 does not use timer1 as a system timer. Therefore, remove the check in omap_dm_timer_reset() so that timer1 is reset for OMAP1 devices. Signed-off-by: Jon Hunter --- arch/arm/plat-omap/dmtimer.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c index bf484aa..5a9f29b 100644 --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -124,11 +124,8 @@ static void omap_dm_timer_wait_for_reset(struct omap_dm_timer *timer) static void omap_dm_timer_reset(struct omap_dm_timer *timer) { - if (timer->pdev->id != 1) { - omap_dm_timer_write_reg(timer, OMAP_TIMER_IF_CTRL_REG, 0x06); - omap_dm_timer_wait_for_reset(timer); - } - + omap_dm_timer_write_reg(timer, OMAP_TIMER_IF_CTRL_REG, 0x06); + omap_dm_timer_wait_for_reset(timer); __omap_dm_timer_reset(timer, 0, 0); }