cpufreq: spear: use cpufreq_generic_init()

Use generic cpufreq_generic_init() routine instead of replicating the same code
here.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/cpufreq/spear-cpufreq.c b/drivers/cpufreq/spear-cpufreq.c
index aacdb61..2a03158 100644
--- a/drivers/cpufreq/spear-cpufreq.c
+++ b/drivers/cpufreq/spear-cpufreq.c
@@ -171,18 +171,8 @@
 
 static int spear_cpufreq_init(struct cpufreq_policy *policy)
 {
-	int ret;
-
-	ret = cpufreq_table_validate_and_show(policy, spear_cpufreq.freq_tbl);
-	if (ret) {
-		pr_err("cpufreq_table_validate_and_show() failed");
-		return ret;
-	}
-
-	policy->cpuinfo.transition_latency = spear_cpufreq.transition_latency;
-	cpumask_setall(policy->cpus);
-
-	return 0;
+	return cpufreq_generic_init(policy, spear_cpufreq.freq_tbl,
+			spear_cpufreq.transition_latency);
 }
 
 static struct cpufreq_driver spear_cpufreq_driver = {