cpufreq: dbx500: don't initialize part of policy set by core

Many common initializations of struct policy are moved to core now and hence
this driver doesn't need to do it. This patch removes such code.

Most recent of those changes is to call ->get() in the core after calling
->init().

Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/cpufreq/dbx500-cpufreq.c

@@ -83,11 +83,6 @@ static int dbx500_cpufreq_init(struct cpufreq_policy *policy)
 		return res;
 	}
 
-	policy->min = policy->cpuinfo.min_freq;
-	policy->max = policy->cpuinfo.max_freq;
-	policy->cur = dbx500_cpufreq_getspeed(policy->cpu);
-	policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
-
 	/*
 	 * FIXME : Need to take time measurement across the target()
 	 *	   function with no/some/all drivers in the notification