clock.h
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#include <linux/clkdev.h>
#include <linux/syscore_ops.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;
unsigned long rate;
unsigned int cken;
unsigned int delay;
unsigned int enabled;
};
void clk_dummy_enable(struct clk *);
void clk_dummy_disable(struct clk *);
extern const struct clkops clk_dummy_ops;
extern struct clk clk_dummy;
#define INIT_CLKREG(_clk,_devname,_conname) \
{ \
.clk = _clk, \
.dev_id = _devname, \
.con_id = _conname, \
}
#define DEFINE_CK(_name, _cken, _ops) \
struct clk clk_##_name = { \
.ops = _ops, \
.cken = CKEN_##_cken, \
}
#define DEFINE_CLK(_name, _ops, _rate, _delay) \
struct clk clk_##_name = { \
.ops = _ops, \
.rate = _rate, \
.delay = _delay, \
}
#define DEFINE_PXA2_CKEN(_name, _cken, _rate, _delay) \
struct clk clk_##_name = { \
.ops = &clk_pxa2xx_cken_ops, \
.rate = _rate, \
.cken = CKEN_##_cken, \
.delay = _delay, \
}
extern const struct clkops clk_pxa2xx_cken_ops;
void clk_pxa2xx_cken_enable(struct clk *clk);
void clk_pxa2xx_cken_disable(struct clk *clk);
extern struct syscore_ops pxa2xx_clock_syscore_ops;
#if defined(CONFIG_PXA3xx) || defined(CONFIG_PXA95x)
#define DEFINE_PXA3_CKEN(_name, _cken, _rate, _delay) \
struct clk clk_##_name = { \
.ops = &clk_pxa3xx_cken_ops, \
.rate = _rate, \
.cken = CKEN_##_cken, \
.delay = _delay, \
}
extern const struct clkops clk_pxa3xx_cken_ops;
extern const struct clkops clk_pxa3xx_hsio_ops;
extern const struct clkops clk_pxa3xx_ac97_ops;
extern const struct clkops clk_pxa3xx_pout_ops;
extern const struct clkops clk_pxa3xx_smemc_ops;
extern void clk_pxa3xx_cken_enable(struct clk *);
extern void clk_pxa3xx_cken_disable(struct clk *);
extern struct syscore_ops pxa3xx_clock_syscore_ops;
#endif