1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
/*
* linux/arch/arm/mach-mmp/clock.h
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/clkdev.h>
struct clkops {
void (*enable)(struct clk *);
void (*disable)(struct clk *);
unsigned long (*getrate)(struct clk *);
int (*setrate)(struct clk *, unsigned long);
};
struct clk {
const struct clkops *ops;
void __iomem *clk_rst; /* clock reset control register */
int fnclksel; /* functional clock select (APBC) */
uint32_t enable_val; /* value for clock enable (APMU) */
unsigned long rate;
int enabled;
};
extern struct clkops apbc_clk_ops;
extern struct clkops apmu_clk_ops;
#define APBC_CLK(_name, _reg, _fnclksel, _rate) \
struct clk clk_##_name = { \
.clk_rst = APBC_##_reg, \
.fnclksel = _fnclksel, \
.rate = _rate, \
.ops = &apbc_clk_ops, \
}
#define APBC_CLK_OPS(_name, _reg, _fnclksel, _rate, _ops) \
struct clk clk_##_name = { \
.clk_rst = APBC_##_reg, \
.fnclksel = _fnclksel, \
.rate = _rate, \
.ops = _ops, \
}
#define APMU_CLK(_name, _reg, _eval, _rate) \
struct clk clk_##_name = { \
.clk_rst = APMU_##_reg, \
.enable_val = _eval, \
.rate = _rate, \
.ops = &apmu_clk_ops, \
}
#define APMU_CLK_OPS(_name, _reg, _eval, _rate, _ops) \
struct clk clk_##_name = { \
.clk_rst = APMU_##_reg, \
.enable_val = _eval, \
.rate = _rate, \
.ops = _ops, \
}
#define INIT_CLKREG(_clk, _devname, _conname) \
{ \
.clk = _clk, \
.dev_id = _devname, \
.con_id = _conname, \
}
extern struct clk clk_pxa168_gpio;
extern struct clk clk_pxa168_timers;
|
