extern int (*ddr_change_freq)(uint32_t mhz);
extern long (*ddr_round_rate)(uint32_t mhz);
extern void (*ddr_set_auto_self_refresh)(bool en);
+extern int (*ddr_recalc_rate)(void);
int rockchip_cpu_kill(unsigned int cpu);
void rockchip_cpu_die(unsigned int cpu);