diff options
Diffstat (limited to 'arch/arm/mach-pxa/include/mach/dma.h')
| -rw-r--r-- | arch/arm/mach-pxa/include/mach/dma.h | 33 |
1 files changed, 4 insertions, 29 deletions
diff --git a/arch/arm/mach-pxa/include/mach/dma.h b/arch/arm/mach-pxa/include/mach/dma.h index 7804637a6df..5bd55894a48 100644 --- a/arch/arm/mach-pxa/include/mach/dma.h +++ b/arch/arm/mach-pxa/include/mach/dma.h @@ -12,35 +12,10 @@ #ifndef __ASM_ARCH_DMA_H #define __ASM_ARCH_DMA_H -/* - * Descriptor structure for PXA's DMA engine - * Note: this structure must always be aligned to a 16-byte boundary. - */ - -typedef struct pxa_dma_desc { - volatile u32 ddadr; /* Points to the next descriptor + flags */ - volatile u32 dsadr; /* DSADR value for the current transfer */ - volatile u32 dtadr; /* DTADR value for the current transfer */ - volatile u32 dcmd; /* DCMD value for the current transfer */ -} pxa_dma_desc; - -typedef enum { - DMA_PRIO_HIGH = 0, - DMA_PRIO_MEDIUM = 1, - DMA_PRIO_LOW = 2 -} pxa_dma_prio; - -/* - * DMA registration - */ - -int __init pxa_init_dma(int num_ch); - -int pxa_request_dma (char *name, - pxa_dma_prio prio, - void (*irq_handler)(int, void *), - void *data); +#include <mach/hardware.h> -void pxa_free_dma (int dma_ch); +/* DMA Controller Registers Definitions */ +#define DMAC_REGS_VIRT io_p2v(0x40000000) +#include <plat/dma.h> #endif /* _ASM_ARCH_DMA_H */ |