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5
6 #ifndef _CCU_FRAC_H_
7 #define _CCU_FRAC_H_
8
9 #include <linux/clk-provider.h>
10
11 #include "ccu_common.h"
12
13 struct ccu_frac_internal {
14 u32 enable;
15 u32 select;
16
17 unsigned long rates[2];
18 };
19
20 #define _SUNXI_CCU_FRAC(_enable, _select, _rate1, _rate2) \
21 { \
22 .enable = _enable, \
23 .select = _select, \
24 .rates = { _rate1, _rate2 }, \
25 }
26
27 bool ccu_frac_helper_is_enabled(struct ccu_common *common,
28 struct ccu_frac_internal *cf);
29 void ccu_frac_helper_enable(struct ccu_common *common,
30 struct ccu_frac_internal *cf);
31 void ccu_frac_helper_disable(struct ccu_common *common,
32 struct ccu_frac_internal *cf);
33
34 bool ccu_frac_helper_has_rate(struct ccu_common *common,
35 struct ccu_frac_internal *cf,
36 unsigned long rate);
37
38 unsigned long ccu_frac_helper_read_rate(struct ccu_common *common,
39 struct ccu_frac_internal *cf);
40
41 int ccu_frac_helper_set_rate(struct ccu_common *common,
42 struct ccu_frac_internal *cf,
43 unsigned long rate, u32 lock);
44
45 #endif