Wu Zhangjin | f8ede0f | 2009-11-17 01:32:59 +0800 | [diff] [blame] | 1 | #ifndef __ASM_MIPS_CLOCK_H |
| 2 | #define __ASM_MIPS_CLOCK_H |
| 3 | |
| 4 | #include <linux/kref.h> |
| 5 | #include <linux/list.h> |
| 6 | #include <linux/seq_file.h> |
| 7 | #include <linux/clk.h> |
| 8 | |
| 9 | extern void (*cpu_wait) (void); |
| 10 | |
| 11 | struct clk; |
| 12 | |
| 13 | struct clk_ops { |
| 14 | void (*init) (struct clk *clk); |
| 15 | void (*enable) (struct clk *clk); |
| 16 | void (*disable) (struct clk *clk); |
| 17 | void (*recalc) (struct clk *clk); |
| 18 | int (*set_rate) (struct clk *clk, unsigned long rate, int algo_id); |
| 19 | long (*round_rate) (struct clk *clk, unsigned long rate); |
| 20 | }; |
| 21 | |
| 22 | struct clk { |
| 23 | struct list_head node; |
| 24 | const char *name; |
| 25 | int id; |
| 26 | struct module *owner; |
| 27 | |
| 28 | struct clk *parent; |
| 29 | struct clk_ops *ops; |
| 30 | |
| 31 | struct kref kref; |
| 32 | |
| 33 | unsigned long rate; |
| 34 | unsigned long flags; |
| 35 | }; |
| 36 | |
| 37 | #define CLK_ALWAYS_ENABLED (1 << 0) |
| 38 | #define CLK_RATE_PROPAGATES (1 << 1) |
| 39 | |
| 40 | /* Should be defined by processor-specific code */ |
| 41 | void arch_init_clk_ops(struct clk_ops **, int type); |
| 42 | |
| 43 | int clk_init(void); |
| 44 | |
| 45 | int __clk_enable(struct clk *); |
| 46 | void __clk_disable(struct clk *); |
| 47 | |
| 48 | void clk_recalc_rate(struct clk *); |
| 49 | |
| 50 | int clk_register(struct clk *); |
| 51 | void clk_unregister(struct clk *); |
| 52 | |
Wu Zhangjin | f8ede0f | 2009-11-17 01:32:59 +0800 | [diff] [blame] | 53 | #endif /* __ASM_MIPS_CLOCK_H */ |