mirror of https://gitee.com/openkylin/linux.git
27 lines
549 B
C
27 lines
549 B
C
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/*
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* linux/include/asm-arm/arch-h720x/dma.h
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*
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* Architecture DMA routes
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*
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* Copyright (C) 1997.1998 Russell King
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*/
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#ifndef __ASM_ARCH_DMA_H
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#define __ASM_ARCH_DMA_H
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/*
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* This is the maximum DMA address that can be DMAd to.
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* There should not be more than (0xd0000000 - 0xc0000000)
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* bytes of RAM.
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*/
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#define MAX_DMA_ADDRESS 0xd0000000
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#if defined (CONFIG_CPU_H7201)
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#define MAX_DMA_CHANNELS 3
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#elif defined (CONFIG_CPU_H7202)
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#define MAX_DMA_CHANNELS 4
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#else
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#error processor definition missmatch
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#endif
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#endif /* __ASM_ARCH_DMA_H */
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