1 /* 2 * drivers/clk/at91/pmc.h 3 * 4 * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 */ 11 12 #ifndef __PMC_H_ 13 #define __PMC_H_ 14 15 #include <linux/io.h> 16 #include <linux/irqdomain.h> 17 #include <linux/regmap.h> 18 #include <linux/spinlock.h> 19 20 extern spinlock_t pmc_pcr_lock; 21 22 struct clk_range { 23 unsigned long min; 24 unsigned long max; 25 }; 26 27 #define CLK_RANGE(MIN, MAX) {.min = MIN, .max = MAX,} 28 29 int of_at91_get_clk_range(struct device_node *np, const char *propname, 30 struct clk_range *range); 31 32 #ifdef CONFIG_PM 33 void pmc_register_id(u8 id); 34 void pmc_register_pck(u8 pck); 35 #else 36 static inline void pmc_register_id(u8 id) {} 37 static inline void pmc_register_pck(u8 pck) {} 38 #endif 39 40 #endif /* __PMC_H_ */ 41