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Diffstat (limited to 'arch/m68k/coldfire/dma.c')
| -rw-r--r-- | arch/m68k/coldfire/dma.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/m68k/coldfire/dma.c b/arch/m68k/coldfire/dma.c new file mode 100644 index 000000000..c3279f746 --- /dev/null +++ b/arch/m68k/coldfire/dma.c @@ -0,0 +1,43 @@ +// SPDX-License-Identifier: GPL-2.0 +/***************************************************************************/ + +/* + * dma.c -- Freescale ColdFire DMA support + * + * Copyright (C) 2007, Greg Ungerer (gerg@snapgear.com) + */ + +/***************************************************************************/ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <asm/dma.h> +#include <asm/coldfire.h> +#include <asm/mcfsim.h> +#include <asm/mcfdma.h> + +/***************************************************************************/ + +/* + * DMA channel base address table. + */ +unsigned int dma_base_addr[MAX_M68K_DMA_CHANNELS] = { +#ifdef MCFDMA_BASE0 + MCFDMA_BASE0, +#endif +#ifdef MCFDMA_BASE1 + MCFDMA_BASE1, +#endif +#ifdef MCFDMA_BASE2 + MCFDMA_BASE2, +#endif +#ifdef MCFDMA_BASE3 + MCFDMA_BASE3, +#endif +}; +EXPORT_SYMBOL(dma_base_addr); + +unsigned int dma_device_address[MAX_M68K_DMA_CHANNELS]; +EXPORT_SYMBOL(dma_device_address); + +/***************************************************************************/ |