diff options
Diffstat (limited to 'kernel/arch/arm/mach-pxa/clock.h')
-rw-r--r-- | kernel/arch/arm/mach-pxa/clock.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-pxa/clock.h b/kernel/arch/arm/mach-pxa/clock.h new file mode 100644 index 000000000..1f65d32c8 --- /dev/null +++ b/kernel/arch/arm/mach-pxa/clock.h @@ -0,0 +1,80 @@ +#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) +#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 |