diff options
Diffstat (limited to 'include/asm-arm/arch-at91/at91_pit.h')
| -rw-r--r-- | include/asm-arm/arch-at91/at91_pit.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/asm-arm/arch-at91/at91_pit.h b/include/asm-arm/arch-at91/at91_pit.h index 94dd242..5615a02 100644 --- a/include/asm-arm/arch-at91/at91_pit.h +++ b/include/asm-arm/arch-at91/at91_pit.h @@ -16,6 +16,20 @@ #ifndef AT91_PIT_H #define AT91_PIT_H +typedef struct at91_pit { + u32 mr; /* 0x00 Mode Register */ + u32 sr; /* 0x04 Status Register */ + u32 pivr; /* 0x08 Periodic Interval Value Register */ + u32 piir; /* 0x0C Periodic Interval Image Register */ +} at91_pit_t; + +#define AT91_PIT_MR_IEN 0x02000000 +#define AT91_PIT_MR_EN 0x01000000 +#define AT91_PIT_MR_PIV_MASK (x & 0x000fffff) +#define AT91_PIT_MR_PIV(x) (x & AT91_PIT_MR_PIV_MASK) + +#ifdef CONFIG_AT91_LEGACY + #define AT91_PIT_MR (AT91_PIT + 0x00) /* Mode Register */ #define AT91_PIT_PITIEN (1 << 25) /* Timer Interrupt Enable */ #define AT91_PIT_PITEN (1 << 24) /* Timer Enabled */ @@ -29,4 +43,5 @@ #define AT91_PIT_PICNT (0xfff << 20) /* Interval Counter */ #define AT91_PIT_CPIV (0xfffff) /* Inverval Value */ +#endif /* CONFIG_AT91_LEGACY */ #endif |