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Blackfin: gptimers: add structure for hardware register layout

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Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Mike Frysinger 2011-05-26 17:26:58 -04:00
parent 427472c967
commit a4ffd95692
1 changed files with 18 additions and 0 deletions
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18
arch/blackfin/include/asm/gptimers.h
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@ -193,4 +193,22 @@ uint16_t get_enabled_gptimers(void);
uint32_t get_gptimer_status(unsigned int group);
void set_gptimer_status(unsigned int group, uint32_t value);
/*
* All Blackfin system MMRs are padded to 32bits even if the register
* itself is only 16bits. So use a helper macro to streamline this.
*/
#define __BFP(m) u16 m; u16 __pad_##m
/*
* bfin timer registers layout
*/
struct bfin_gptimer_regs {
__BFP(config);
u32 counter;
u32 period;
u32 width;
};
#undef __BFP
#endif