From patchwork Tue Aug 20 09:30:15 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sudeep KarkadaNagesha X-Patchwork-Id: 2847001 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 5A93CBF546 for ; Tue, 20 Aug 2013 10:14:04 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A9AD2204D9 for ; Tue, 20 Aug 2013 10:13:59 +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 DAA312033F for ; Tue, 20 Aug 2013 10:13:54 +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 1VBiKn-0007Tc-Jy; Tue, 20 Aug 2013 09:34:42 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VBiJv-0007RT-CU; Tue, 20 Aug 2013 09:33:47 +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 1VBiGx-00076S-O1 for linux-arm-kernel@lists.infradead.org; Tue, 20 Aug 2013 09:30:57 +0000 Received: from cam-owa2.Emea.Arm.com (fw-tnat.cambridge.arm.com [217.140.96.21]) by service87.mimecast.com; Tue, 20 Aug 2013 10:30:20 +0100 Received: from e103737-lin.cambridge.arm.com ([10.1.255.212]) by cam-owa2.Emea.Arm.com with Microsoft SMTPSVC(6.0.3790.3959); Tue, 20 Aug 2013 10:30:17 +0100 From: Sudeep KarkadaNagesha To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: [PATCH v4 13/19] cpufreq: highbank-cpufreq: remove device tree parsing for cpu nodes Date: Tue, 20 Aug 2013 10:30:15 +0100 Message-Id: <1376991021-12160-14-git-send-email-Sudeep.KarkadaNagesha@arm.com> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1376991021-12160-1-git-send-email-Sudeep.KarkadaNagesha@arm.com> References: <1374492747-13879-1-git-send-email-Sudeep.KarkadaNagesha@arm.com> <1376991021-12160-1-git-send-email-Sudeep.KarkadaNagesha@arm.com> X-OriginalArrivalTime: 20 Aug 2013 09:30:17.0833 (UTC) FILETIME=[E2033590:01CE9D87] X-MC-Unique: 113082010302003701 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130820_053044_229509_B119116B X-CRM114-Status: UNSURE ( 9.73 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.6 (--) Cc: Jonas Bonn , Michal Simek , Mark Langsdorf , Greg Kroah-Hartman , Sudeep KarkadaNagesha , Viresh Kumar , Rob Herring , "Rafael J. Wysocki" , Benjamin Herrenschmidt , Grant Likely 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=-7.0 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. Cc: Mark Langsdorf Acked-by: Rob Herring Acked-by: Viresh Kumar Signed-off-by: Sudeep KarkadaNagesha --- drivers/cpufreq/highbank-cpufreq.c | 18 ++++++------------ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/drivers/cpufreq/highbank-cpufreq.c b/drivers/cpufreq/highbank-cpufreq.c index b61b5a3..794123f 100644 --- a/drivers/cpufreq/highbank-cpufreq.c +++ b/drivers/cpufreq/highbank-cpufreq.c @@ -69,23 +69,17 @@ static int hb_cpufreq_driver_init(void) if (!of_machine_is_compatible("calxeda,highbank")) return -ENODEV; - for_each_child_of_node(of_find_node_by_path("/cpus"), np) - if (of_get_property(np, "operating-points", NULL)) - break; - - if (!np) { - pr_err("failed to find highbank cpufreq node\n"); - return -ENOENT; - } - cpu_dev = get_cpu_device(0); if (!cpu_dev) { pr_err("failed to get highbank cpufreq device\n"); - ret = -ENODEV; - goto out_put_node; + return -ENODEV; } - cpu_dev->of_node = np; + np = of_node_get(cpu_dev->of_node); + if (!np) { + pr_err("failed to find highbank cpufreq node\n"); + return -ENOENT; + } cpu_clk = clk_get(cpu_dev, NULL); if (IS_ERR(cpu_clk)) {