cpufreq: spacemit: remove duplicate function prototypes

Author: scpcom

drivers/cpufreq/cpufreq-dt.c

@@ -180,11 +180,6 @@ static void cpufreq_exit(struct cpufreq_policy *policy)
 	clk_put(policy->clk);
 }
 
-#ifdef CONFIG_SOC_SPACEMIT_K1X
-extern int spacmeit_cpufreq_veritfy(struct cpufreq_policy_data *policy);
-extern void spacemit_cpufreq_ready(struct cpufreq_policy *policy);
-#endif
-
 static struct cpufreq_driver dt_cpufreq_driver = {
 	.flags = CPUFREQ_NEED_INITIAL_FREQ_CHECK |
 		 CPUFREQ_IS_COOLING_DEV,

drivers/cpufreq/spacemit-cpufreq.c

@@ -320,9 +320,6 @@ static int _dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask, int i
 	return ret;
 }
 
-extern struct private_data *cpufreq_dt_find_data(int cpu);
-extern void cpufreq_dt_add_data(struct private_data *priv);
-
 static int spacemit_dt_cpufreq_pre_early_init(struct device *dev, int cpu, int indexs)
 {
 	struct private_data *priv;
@@ -463,9 +460,6 @@ int spacmeit_cpufreq_veritfy(struct cpufreq_policy_data *policy)
 	return 0;
 }
 
-extern void remove_boost_sysfs_file(void);
-extern void remove_policy_boost_sysfs_file(struct cpufreq_policy *policy);
-
 void spacemit_cpufreq_ready(struct cpufreq_policy *policy)
 {
 	if ((wafer_prop << 16 | product_prop) == PRODUCT_ID_M1) {