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| author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
|---|---|---|
| committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
| commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
| tree | 65ca85f13617aee1dce474596800950f266a456c /roms/u-boot/arch/arm/include/asm/arch-at91/at91_pit.h | |
| download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip | |
Diffstat (limited to 'roms/u-boot/arch/arm/include/asm/arch-at91/at91_pit.h')
| -rw-r--r-- | roms/u-boot/arch/arm/include/asm/arch-at91/at91_pit.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/include/asm/arch-at91/at91_pit.h b/roms/u-boot/arch/arm/include/asm/arch-at91/at91_pit.h new file mode 100644 index 00000000..56724f15 --- /dev/null +++ b/roms/u-boot/arch/arm/include/asm/arch-at91/at91_pit.h @@ -0,0 +1,28 @@ +/* + * [origin: Linux kernel include/asm-arm/arch-at91/at91_pit.h] + * + * Copyright (C) 2007 Andrew Victor + * Copyright (C) 2007 Atmel Corporation. + * + * Periodic Interval Timer (PIT) - System peripherals regsters. + * Based on AT91SAM9261 datasheet revision D. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#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) (x & 0x000fffff) +#define AT91_PIT_MR_PIV(x) (x & AT91_PIT_MR_PIV_MASK) + +#endif |