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ARM: sa1111: add platform enable/disable functions

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Add platform hooks to be called when individual sa1111 devices are
enabled and disabled.  This will allow us to move some platform
specifics out of the individual drivers.

Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King
2012-01-26 13:25:47 +00:00
parent 6bd72f0562
commit ae99ddbc97
5 changed files with 51 additions and 15 deletions
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8
arch/arm/include/asm/hardware/sa1111.h
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@@ -556,9 +556,10 @@ struct sa1111_driver {
#define SA1111_DRIVER_NAME(_sadev) ((_sadev)->dev.driver->name)
/*
* These frob the SKPCR register.
* These frob the SKPCR register, and call platform specific
* enable/disable functions.
*/
void sa1111_enable_device(struct sa1111_dev *);
int sa1111_enable_device(struct sa1111_dev *);
void sa1111_disable_device(struct sa1111_dev *);
unsigned int sa1111_pll_clock(struct sa1111_dev *);
@@ -581,6 +582,9 @@ void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned i
struct sa1111_platform_data {
int irq_base; /* base for cascaded on-chip IRQs */
void *data;
int (*enable)(void *, unsigned);
void (*disable)(void *, unsigned);
};
#endif /* _ASM_ARCH_SA1111 */