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Diffstat (limited to 'kernel/include/linux/clkdev.h')
| -rw-r--r-- | kernel/include/linux/clkdev.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/kernel/include/linux/clkdev.h b/kernel/include/linux/clkdev.h new file mode 100644 index 000000000..94bad77ee --- /dev/null +++ b/kernel/include/linux/clkdev.h @@ -0,0 +1,51 @@ +/* + * include/linux/clkdev.h + * + * Copyright (C) 2008 Russell King. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Helper for the clk API to assist looking up a struct clk. + */ +#ifndef __CLKDEV_H +#define __CLKDEV_H + +#include <asm/clkdev.h> + +struct clk; +struct device; + +struct clk_lookup { + struct list_head node; + const char *dev_id; + const char *con_id; + struct clk *clk; +}; + +#define CLKDEV_INIT(d, n, c) \ + { \ + .dev_id = d, \ + .con_id = n, \ + .clk = c, \ + } + +struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id, + const char *dev_fmt, ...); + +void clkdev_add(struct clk_lookup *cl); +void clkdev_drop(struct clk_lookup *cl); + +void clkdev_add_table(struct clk_lookup *, size_t); +int clk_add_alias(const char *, const char *, char *, struct device *); + +int clk_register_clkdev(struct clk *, const char *, const char *, ...); +int clk_register_clkdevs(struct clk *, struct clk_lookup *, size_t); + +#ifdef CONFIG_COMMON_CLK +int __clk_get(struct clk *clk); +void __clk_put(struct clk *clk); +#endif + +#endif |