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Date: Wed, 17 Jul 2013 15:06:18 +0100 From: Sudeep.KarkadaNagesha@....com To: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, cpufreq@...r.kernel.org, linux-pm@...r.kernel.org, devicetree-discuss@...ts.ozlabs.org Cc: Russell King <linux@....linux.org.uk>, Shawn Guo <shawn.guo@...aro.org>, Gregory Clement <gregory.clement@...e-electrons.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Viresh Kumar <viresh.kumar@...aro.org>, "Rafael J. Wysocki" <rjw@...k.pl>, Grant Likely <grant.likely@...aro.org>, Rob Herring <rob.herring@...xeda.com>, Lorenzo Pieralisi <lorenzo.pieralisi@....com>, Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>, Sudeep KarkadaNagesha <sudeep.karkadanagesha@....com>, Mark Langsdorf <mark.langsdorf@...xeda.com> Subject: [RFC PATCH v2 09/15] cpufreq: highbank-cpufreq: remove device tree parsing for cpu nodes From: Sudeep KarkadaNagesha <sudeep.karkadanagesha@....com> 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 <mark.langsdorf@...xeda.com> Acked-by: Viresh Kumar <viresh.kumar@...aro.org> Signed-off-by: Sudeep KarkadaNagesha <sudeep.karkadanagesha@....com> --- 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)) { -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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