From patchwork Mon Jul 15 10:22:07 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sudeep KarkadaNagesha X-Patchwork-Id: 2827382 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 5D7D4C0AB2 for ; Mon, 15 Jul 2013 10:28:02 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5C045201B7 for ; Mon, 15 Jul 2013 10:28:01 +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 4CA63201B6 for ; Mon, 15 Jul 2013 10:28:00 +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 1Uyfx4-0001DP-Qg; Mon, 15 Jul 2013 10:24:20 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UyfwP-0008Gg-TW; Mon, 15 Jul 2013 10:23:37 +0000 Received: from service87.mimecast.com ([91.220.42.44]) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UyfvZ-00088T-EG for linux-arm-kernel@lists.infradead.org; Mon, 15 Jul 2013 10:22:51 +0000 Received: from cam-owa1.Emea.Arm.com (fw-tnat.cambridge.arm.com [217.140.96.21]) by service87.mimecast.com; Mon, 15 Jul 2013 11:22:24 +0100 Received: from e103737-lin.cambridge.arm.com ([10.1.255.212]) by cam-owa1.Emea.Arm.com with Microsoft SMTPSVC(6.0.3790.0); Mon, 15 Jul 2013 11:22:23 +0100 From: Sudeep.KarkadaNagesha@arm.com To: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [RFC PATCH 06/11] cpufreq: imx6q-cpufreq: remove device tree parsing for cpu nodes Date: Mon, 15 Jul 2013 11:22:07 +0100 Message-Id: <1373883732-26303-7-git-send-email-Sudeep.KarkadaNagesha@arm.com> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1373883732-26303-1-git-send-email-Sudeep.KarkadaNagesha@arm.com> References: <1373883732-26303-1-git-send-email-Sudeep.KarkadaNagesha@arm.com> X-OriginalArrivalTime: 15 Jul 2013 10:22:23.0190 (UTC) FILETIME=[31FFD760:01CE8145] X-MC-Unique: 113071511222409901 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130715_062245_685739_C91C3360 X-CRM114-Status: UNSURE ( 9.94 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.6 (--) Cc: lorenzo.pieralisi@arm.com, linux@arm.linux.org.uk, arnd@arndb.de, Sudeep KarkadaNagesha , viresh.kumar@linaro.org, rob.herring@calxeda.com, rjw@sisk.pl, grant.likely@linaro.org, cpufreq@vger.kernel.org, kernel@pengutronix.de, gregkh@linuxfoundation.org, olof@lixom.net, gregory.clement@free-electrons.com, shawn.guo@linaro.org 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: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.6 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 From: Sudeep KarkadaNagesha Now that the cpu device registration initialises the of_node(if available) appropriately for all the cpus, parsing here is redundant. This patch removes all DT parsing and uses cpu->of_node instead. Signed-off-by: Sudeep KarkadaNagesha Acked-by: Shawn Guo --- arch/arm/mach-imx/mach-imx6q.c | 3 +-- drivers/cpufreq/imx6q-cpufreq.c | 4 +--- 2 files changed, 2 insertions(+), 5 deletions(-) diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 7be13f8..a02f275 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -254,13 +254,12 @@ static void __init imx6q_opp_init(struct device *cpu_dev) { struct device_node *np; - np = of_find_node_by_path("/cpus/cpu@0"); + np = of_node_get(cpu_dev->of_node); if (!np) { pr_warn("failed to find cpu0 node\n"); return; } - cpu_dev->of_node = np; if (of_init_opp_table(cpu_dev)) { pr_warn("failed to init OPP table\n"); goto put_node; diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c index e37cdae..b16632b 100644 --- a/drivers/cpufreq/imx6q-cpufreq.c +++ b/drivers/cpufreq/imx6q-cpufreq.c @@ -221,14 +221,12 @@ static int imx6q_cpufreq_probe(struct platform_device *pdev) cpu_dev = &pdev->dev; - np = of_find_node_by_path("/cpus/cpu@0"); + np = of_node_get(cpu_dev->of_node); if (!np) { dev_err(cpu_dev, "failed to find cpu0 node\n"); return -ENOENT; } - cpu_dev->of_node = np; - arm_clk = devm_clk_get(cpu_dev, "arm"); pll1_sys_clk = devm_clk_get(cpu_dev, "pll1_sys"); pll1_sw_clk = devm_clk_get(cpu_dev, "pll1_sw");