diff options
Diffstat (limited to 'arch/arm/mach-h720x/include/mach/dma.h')
| -rw-r--r-- | arch/arm/mach-h720x/include/mach/dma.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/mach-h720x/include/mach/dma.h b/arch/arm/mach-h720x/include/mach/dma.h new file mode 100644 index 00000000000..0a9d86ee84f --- /dev/null +++ b/arch/arm/mach-h720x/include/mach/dma.h @@ -0,0 +1,26 @@ +/* + * arch/arm/mach-h720x/include/mach/dma.h + * + * Architecture DMA routes + * + * Copyright (C) 1997.1998 Russell King + */ +#ifndef __ASM_ARCH_DMA_H +#define __ASM_ARCH_DMA_H + +/* + * This is the maximum DMA address that can be DMAd to. + * There should not be more than (0xd0000000 - 0xc0000000) + * bytes of RAM. + */ +#define MAX_DMA_ADDRESS 0xd0000000 + +#if defined (CONFIG_CPU_H7201) +#define MAX_DMA_CHANNELS 3 +#elif defined (CONFIG_CPU_H7202) +#define MAX_DMA_CHANNELS 4 +#else +#error processor definition missmatch +#endif + +#endif /* __ASM_ARCH_DMA_H */ |