Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755592Ab3GQOGs (ORCPT ); Wed, 17 Jul 2013 10:06:48 -0400 Received: from service87.mimecast.com ([91.220.42.44]:55935 "EHLO service87.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755506Ab3GQOGq (ORCPT ); Wed, 17 Jul 2013 10:06:46 -0400 From: Sudeep.KarkadaNagesha@arm.com To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, cpufreq@vger.kernel.org, linux-pm@vger.kernel.org, devicetree-discuss@lists.ozlabs.org Cc: Russell King , Shawn Guo , Gregory Clement , Greg Kroah-Hartman , Viresh Kumar , "Rafael J. Wysocki" , Grant Likely , Rob Herring , Lorenzo Pieralisi , Olof Johansson , Arnd Bergmann , Sudeep KarkadaNagesha , Andrew Lunn , Jason Cooper Subject: [RFC PATCH v2 11/15] cpufreq: kirkwood-cpufreq: remove device tree parsing for cpu nodes Date: Wed, 17 Jul 2013 15:06:20 +0100 Message-Id: <1374069984-20567-12-git-send-email-Sudeep.KarkadaNagesha@arm.com> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1374069984-20567-1-git-send-email-Sudeep.KarkadaNagesha@arm.com> References: <1374069984-20567-1-git-send-email-Sudeep.KarkadaNagesha@arm.com> X-OriginalArrivalTime: 17 Jul 2013 14:06:42.0493 (UTC) FILETIME=[DD31FED0:01CE82F6] X-MC-Unique: 113071715064314401 Content-Type: text/plain; charset=WINDOWS-1252 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by mail.home.local id r6HE7pFI026332 Content-Length: 2009 Lines: 64 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. Cc: Andrew Lunn Cc: Jason Cooper Acked-by: Viresh Kumar Signed-off-by: Sudeep KarkadaNagesha --- drivers/cpufreq/kirkwood-cpufreq.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/cpufreq/kirkwood-cpufreq.c b/drivers/cpufreq/kirkwood-cpufreq.c index c233ea6..18aa3eb 100644 --- a/drivers/cpufreq/kirkwood-cpufreq.c +++ b/drivers/cpufreq/kirkwood-cpufreq.c @@ -13,6 +13,7 @@ #include #include #include +#include #include #include #include @@ -165,6 +166,7 @@ static struct cpufreq_driver kirkwood_cpufreq_driver = { static int kirkwood_cpufreq_probe(struct platform_device *pdev) { struct device_node *np; + struct device *cpu_dev; struct resource *res; int err; @@ -175,9 +177,17 @@ static int kirkwood_cpufreq_probe(struct platform_device *pdev) if (IS_ERR(priv.base)) return PTR_ERR(priv.base); - np = of_find_node_by_path("/cpus/cpu@0"); - if (!np) + cpu_dev = get_cpu_device(0); + if (!cpu_dev) { + dev_err(&pdev->dev, "failed to get cpu device\n"); return -ENODEV; + } + + np = of_node_get(cpu_dev->of_node); + if (!np) { + dev_err(&pdev->dev, "failed to get cpu device node\n"); + return -ENODEV; + } priv.cpu_clk = of_clk_get_by_name(np, "cpu_clk"); if (IS_ERR(priv.cpu_clk)) { -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/