exynos_get_cpufreq
ci->ci_data.cpu_cc_freq = exynos_get_cpufreq();
curfreq = exynos_get_cpufreq() / (1000*1000);
freq = exynos_get_cpufreq() / (1000*1000);
extern uint64_t exynos_get_cpufreq(void);