| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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| 2 | /* |
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| 3 | * include/linux/clkdev.h |
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| 4 | * |
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| 5 | * Copyright (C) 2008 Russell King. |
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| 6 | * |
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| 7 | * Helper for the clk API to assist looking up a struct clk. |
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| 8 | */ |
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| 9 | #ifndef __CLKDEV_H |
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| 10 | #define __CLKDEV_H |
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| 11 | |
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| 12 | #include <linux/slab.h> |
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| 13 | |
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| 14 | struct clk; |
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| 15 | struct clk_hw; |
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| 16 | struct device; |
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| 17 | |
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| 18 | struct clk_lookup { |
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| 19 | struct list_head node; |
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| 20 | const char *dev_id; |
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| 21 | const char *con_id; |
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| 22 | struct clk *clk; |
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| 23 | struct clk_hw *clk_hw; |
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| 24 | }; |
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| 25 | |
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| 26 | #define CLKDEV_INIT(d, n, c) \ |
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| 27 | { \ |
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| 28 | .dev_id = d, \ |
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| 29 | .con_id = n, \ |
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| 30 | .clk = c, \ |
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| 31 | } |
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| 32 | |
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| 33 | void clkdev_add(struct clk_lookup *cl); |
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| 34 | void clkdev_drop(struct clk_lookup *cl); |
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| 35 | |
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| 36 | struct clk_lookup *clkdev_create(struct clk *clk, const char *con_id, |
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| 37 | const char *dev_fmt, ...) __printf(3, 4); |
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| 38 | struct clk_lookup *clkdev_hw_create(struct clk_hw *hw, const char *con_id, |
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| 39 | const char *dev_fmt, ...) __printf(3, 4); |
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| 40 | |
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| 41 | void clkdev_add_table(struct clk_lookup *, size_t); |
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| 42 | int clk_add_alias(const char *, const char *, const char *, struct device *); |
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| 43 | |
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| 44 | int clk_register_clkdev(struct clk *, const char *, const char *); |
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| 45 | int clk_hw_register_clkdev(struct clk_hw *, const char *, const char *); |
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| 46 | |
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| 47 | int devm_clk_hw_register_clkdev(struct device *dev, struct clk_hw *hw, |
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| 48 | const char *con_id, const char *dev_id); |
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| 49 | #endif |
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| 50 | |
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