From patchwork Wed Oct 9 09:20:06 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joseph Lo X-Patchwork-Id: 3007841 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 4F2199F1E1 for ; Wed, 9 Oct 2013 09:21:26 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 391F02011D for ; Wed, 9 Oct 2013 09:21:25 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E56B720111 for ; Wed, 9 Oct 2013 09:21:23 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VTpwy-0004C4-H7; Wed, 09 Oct 2013 09:21:00 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VTpws-0004sE-It; Wed, 09 Oct 2013 09:20:54 +0000 Received: from hqemgate14.nvidia.com ([216.228.121.143]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VTpwm-0004pR-2S for linux-arm-kernel@lists.infradead.org; Wed, 09 Oct 2013 09:20:49 +0000 Received: from hqnvupgp07.nvidia.com (Not Verified[216.228.121.13]) by hqemgate14.nvidia.com id ; Wed, 09 Oct 2013 02:20:24 -0700 Received: from hqemhub03.nvidia.com ([172.20.12.94]) by hqnvupgp07.nvidia.com (PGP Universal service); Wed, 09 Oct 2013 02:20:28 -0700 X-PGP-Universal: processed; by hqnvupgp07.nvidia.com on Wed, 09 Oct 2013 02:20:28 -0700 Received: from jlo-ubuntu-64.nvidia.com (172.20.144.16) by hqemhub03.nvidia.com (172.20.150.15) with Microsoft SMTP Server (TLS) id 8.3.327.1; Wed, 9 Oct 2013 02:20:28 -0700 From: Joseph Lo To: Stephen Warren Subject: [PATCH 2/7] ARM: tegra: add flow controller to support suspend for Tegra124 Date: Wed, 9 Oct 2013 17:20:06 +0800 Message-ID: <1381310411-11391-3-git-send-email-josephl@nvidia.com> X-Mailer: git-send-email 1.8.4 In-Reply-To: <1381310411-11391-1-git-send-email-josephl@nvidia.com> References: <1381310411-11391-1-git-send-email-josephl@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131009_052048_372682_16464988 X-CRM114-Status: UNSURE ( 9.63 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.1 (--) Cc: linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Joseph Lo X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable 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 Enable the configuration of flow controller to support the last CPU (CPU0) suspend function with cluster power down. Signed-off-by: Joseph Lo --- arch/arm/mach-tegra/flowctrl.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/mach-tegra/flowctrl.c b/arch/arm/mach-tegra/flowctrl.c index 5348543..ce8ab8a 100644 --- a/arch/arm/mach-tegra/flowctrl.c +++ b/arch/arm/mach-tegra/flowctrl.c @@ -87,6 +87,7 @@ void flowctrl_cpu_suspend_enter(unsigned int cpuid) break; case TEGRA30: case TEGRA114: + case TEGRA124: /* clear wfe bitmap */ reg &= ~TEGRA30_FLOW_CTRL_CSR_WFE_BITMAP; /* clear wfi bitmap */ @@ -125,6 +126,7 @@ void flowctrl_cpu_suspend_exit(unsigned int cpuid) break; case TEGRA30: case TEGRA114: + case TEGRA124: /* clear wfe bitmap */ reg &= ~TEGRA30_FLOW_CTRL_CSR_WFE_BITMAP; /* clear wfi bitmap */