Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef __ASM_MIPS_CLOCK_H |
| 3 | #define __ASM_MIPS_CLOCK_H |
| 4 | |
| 5 | #include <linux/kref.h> |
| 6 | #include <linux/list.h> |
| 7 | #include <linux/seq_file.h> |
| 8 | #include <linux/clk.h> |
| 9 | |
| 10 | struct clk; |
| 11 | |
| 12 | struct clk_ops { |
| 13 | void (*init) (struct clk *clk); |
| 14 | void (*enable) (struct clk *clk); |
| 15 | void (*disable) (struct clk *clk); |
| 16 | void (*recalc) (struct clk *clk); |
| 17 | int (*set_rate) (struct clk *clk, unsigned long rate, int algo_id); |
| 18 | long (*round_rate) (struct clk *clk, unsigned long rate); |
| 19 | }; |
| 20 | |
| 21 | struct clk { |
| 22 | struct list_head node; |
| 23 | const char *name; |
| 24 | int id; |
| 25 | struct module *owner; |
| 26 | |
| 27 | struct clk *parent; |
| 28 | struct clk_ops *ops; |
| 29 | |
| 30 | struct kref kref; |
| 31 | |
| 32 | unsigned long rate; |
| 33 | unsigned long flags; |
| 34 | }; |
| 35 | |
| 36 | #define CLK_ALWAYS_ENABLED (1 << 0) |
| 37 | #define CLK_RATE_PROPAGATES (1 << 1) |
| 38 | |
| 39 | int clk_init(void); |
| 40 | |
| 41 | int __clk_enable(struct clk *); |
| 42 | void __clk_disable(struct clk *); |
| 43 | |
| 44 | void clk_recalc_rate(struct clk *); |
| 45 | |
| 46 | int clk_register(struct clk *); |
| 47 | void clk_unregister(struct clk *); |
| 48 | |
| 49 | #endif /* __ASM_MIPS_CLOCK_H */ |