Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / arch / arm / mach-footbridge / include / mach / isa-dma.h
1 /*
2  *  arch/arm/mach-footbridge/include/mach/isa-dma.h
3  *
4  *  Architecture DMA routines
5  *
6  *  Copyright (C) 1998,1999 Russell King
7  *  Copyright (C) 1998,1999 Philip Blundell
8  */
9 #ifndef __ASM_ARCH_DMA_H
10 #define __ASM_ARCH_DMA_H
11
12 /*
13  * The 21285 has two internal DMA channels; we call these 8 and 9.
14  * On CATS hardware we have an additional eight ISA dma channels
15  * numbered 0..7.
16  */
17 #define _ISA_DMA(x)             (0+(x))
18 #define _DC21285_DMA(x)         (8+(x))
19
20 #define MAX_DMA_CHANNELS        10
21
22 #define DMA_FLOPPY              _ISA_DMA(2)
23 #define DMA_ISA_CASCADE         _ISA_DMA(4)
24
25 #endif /* _ASM_ARCH_DMA_H */