1 /* 2 * linux/drivers/clk/clk.h 3 * 4 * Copyright (C) 2013 Samsung Electronics Co., Ltd. 5 * Sylwester Nawrocki <s.nawrocki@samsung.com> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 */ 11 12 struct clk_hw; 13 14 #if defined(CONFIG_OF) && defined(CONFIG_COMMON_CLK) 15 struct clk *__of_clk_get_from_provider(struct of_phandle_args *clkspec, 16 const char *dev_id, const char *con_id); 17 #endif 18 19 #ifdef CONFIG_COMMON_CLK 20 struct clk *__clk_create_clk(struct clk_hw *hw, const char *dev_id, 21 const char *con_id); 22 void __clk_free_clk(struct clk *clk); 23 int __clk_get(struct clk *clk); 24 void __clk_put(struct clk *clk); 25 #else 26 /* All these casts to avoid ifdefs in clkdev... */ 27 static inline struct clk * 28 __clk_create_clk(struct clk_hw *hw, const char *dev_id, const char *con_id) 29 { 30 return (struct clk *)hw; 31 } 32 static inline void __clk_free_clk(struct clk *clk) { } 33 static struct clk_hw *__clk_get_hw(struct clk *clk) 34 { 35 return (struct clk_hw *)clk; 36 } 37 static inline int __clk_get(struct clk *clk) { return 1; } 38 static inline void __clk_put(struct clk *clk) { } 39 40 #endif 41