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| author | James Morris <jmorris@namei.org> | 2008-08-28 10:47:34 +1000 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2008-08-28 10:47:34 +1000 |
| commit | 86d688984deefa3ae5a802880c11f2b408b5d6cf (patch) | |
| tree | 7ea5e8189b0a774626d3ed7c3c87df2495a4c4a0 /arch/arm/mach-footbridge/include/mach/dma.h | |
| parent | 93c06cbbf9fea5d5be1778febb7fa9ab1a74e5f5 (diff) | |
| parent | 4c246edd2550304df5b766cc841584b2bb058843 (diff) | |
Merge branch 'master' into next
Diffstat (limited to 'arch/arm/mach-footbridge/include/mach/dma.h')
| -rw-r--r-- | arch/arm/mach-footbridge/include/mach/dma.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/mach-footbridge/include/mach/dma.h b/arch/arm/mach-footbridge/include/mach/dma.h new file mode 100644 index 00000000000..62afd213eff --- /dev/null +++ b/arch/arm/mach-footbridge/include/mach/dma.h @@ -0,0 +1,25 @@ +/* + * arch/arm/mach-footbridge/include/mach/dma.h + * + * Architecture DMA routines + * + * Copyright (C) 1998,1999 Russell King + * Copyright (C) 1998,1999 Philip Blundell + */ +#ifndef __ASM_ARCH_DMA_H +#define __ASM_ARCH_DMA_H + +/* + * The 21285 has two internal DMA channels; we call these 8 and 9. + * On CATS hardware we have an additional eight ISA dma channels + * numbered 0..7. + */ +#define _ISA_DMA(x) (0+(x)) +#define _DC21285_DMA(x) (8+(x)) + +#define MAX_DMA_CHANNELS 10 + +#define DMA_FLOPPY _ISA_DMA(2) +#define DMA_ISA_CASCADE _ISA_DMA(4) + +#endif /* _ASM_ARCH_DMA_H */ |