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61 lines
1.6 KiB
61 lines
1.6 KiB
/*
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* include/linux/clkdev.h
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*
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* Copyright (C) 2008 Russell King.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Helper for the clk API to assist looking up a struct clk.
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*/
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#ifndef __CLKDEV_H
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#define __CLKDEV_H
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#include <asm/clkdev.h>
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struct clk;
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struct clk_hw;
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struct device;
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struct clk_lookup {
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struct list_head node;
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const char *dev_id;
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const char *con_id;
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int of_idx;
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struct clk *clk;
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struct clk_hw *clk_hw;
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};
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#define CLKDEV_INIT(d, n, c) \
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{ \
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.dev_id = d, \
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.con_id = n, \
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.clk = c, \
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}
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struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id,
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const char *dev_fmt, ...) __printf(3, 4);
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struct clk_lookup *clkdev_hw_alloc(struct clk_hw *hw, const char *con_id,
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const char *dev_fmt, ...) __printf(3, 4);
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void clkdev_add(struct clk_lookup *cl);
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void clkdev_drop(struct clk_lookup *cl);
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struct clk_lookup *clkdev_create(struct clk *clk, const char *con_id,
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const char *dev_fmt, ...) __printf(3, 4);
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struct clk_lookup *clkdev_hw_create(struct clk_hw *hw, const char *con_id,
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const char *dev_fmt, ...) __printf(3, 4);
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void clkdev_add_table(struct clk_lookup *, size_t);
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int clk_add_alias(const char *, const char *, const char *, struct device *);
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int clk_register_clkdev(struct clk *, const char *, const char *);
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int clk_hw_register_clkdev(struct clk_hw *, const char *, const char *);
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#ifdef CONFIG_COMMON_CLK
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int __clk_get(struct clk *clk);
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void __clk_put(struct clk *clk);
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#endif
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#endif
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