linux/arch/arm/mach-pxa/clock.h

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struct clk;
struct clkops {
void (*enable)(struct clk *);
void (*disable)(struct clk *);
unsigned long (*getrate)(struct clk *);
};
struct clk {
struct list_head node;
const char *name;
struct device *dev;
const struct clkops *ops;
unsigned long rate;
unsigned int cken;
unsigned int delay;
unsigned int enabled;
struct clk *other;
};
#define INIT_CKEN(_name, _cken, _rate, _delay, _dev) \
{ \
.name = _name, \
.dev = _dev, \
.ops = &clk_cken_ops, \
.rate = _rate, \
.cken = CKEN_##_cken, \
.delay = _delay, \
}
#define INIT_CK(_name, _cken, _ops, _dev) \
{ \
.name = _name, \
.dev = _dev, \
.ops = _ops, \
.cken = CKEN_##_cken, \
}
/*
* This is a placeholder to alias one clock device+name pair
* to another struct clk.
*/
#define INIT_CKOTHER(_name, _other, _dev) \
{ \
.name = _name, \
.dev = _dev, \
.other = _other, \
}
extern const struct clkops clk_cken_ops;
void clk_cken_enable(struct clk *clk);
void clk_cken_disable(struct clk *clk);
void clks_register(struct clk *clks, size_t num);