struct clk_hw;
#if defined(CONFIG_OF) && defined(CONFIG_COMMON_CLK)
-struct clk *of_clk_get_by_clkspec(struct of_phandle_args *clkspec);
struct clk *__of_clk_get_from_provider(struct of_phandle_args *clkspec,
const char *dev_id, const char *con_id);
-void of_clk_lock(void);
-void of_clk_unlock(void);
#endif
#ifdef CONFIG_COMMON_CLK