diff options
Diffstat (limited to 'arch/blackfin/include/asm/dma.h')
| -rw-r--r-- | arch/blackfin/include/asm/dma.h | 37 |
1 files changed, 2 insertions, 35 deletions
diff --git a/arch/blackfin/include/asm/dma.h b/arch/blackfin/include/asm/dma.h index eedf3ca..d9dbc1a 100644 --- a/arch/blackfin/include/asm/dma.h +++ b/arch/blackfin/include/asm/dma.h @@ -14,40 +14,7 @@ #include <asm/blackfin.h> #include <asm/page.h> #include <asm-generic/dma.h> - -/* DMA_CONFIG Masks */ -#define DMAEN 0x0001 /* DMA Channel Enable */ -#define WNR 0x0002 /* Channel Direction (W/R*) */ -#define WDSIZE_8 0x0000 /* Transfer Word Size = 8 */ -#define WDSIZE_16 0x0004 /* Transfer Word Size = 16 */ -#define WDSIZE_32 0x0008 /* Transfer Word Size = 32 */ -#define DMA2D 0x0010 /* DMA Mode (2D/1D*) */ -#define RESTART 0x0020 /* DMA Buffer Clear */ -#define DI_SEL 0x0040 /* Data Interrupt Timing Select */ -#define DI_EN 0x0080 /* Data Interrupt Enable */ -#define NDSIZE_0 0x0000 /* Next Descriptor Size = 0 (Stop/Autobuffer) */ -#define NDSIZE_1 0x0100 /* Next Descriptor Size = 1 */ -#define NDSIZE_2 0x0200 /* Next Descriptor Size = 2 */ -#define NDSIZE_3 0x0300 /* Next Descriptor Size = 3 */ -#define NDSIZE_4 0x0400 /* Next Descriptor Size = 4 */ -#define NDSIZE_5 0x0500 /* Next Descriptor Size = 5 */ -#define NDSIZE_6 0x0600 /* Next Descriptor Size = 6 */ -#define NDSIZE_7 0x0700 /* Next Descriptor Size = 7 */ -#define NDSIZE_8 0x0800 /* Next Descriptor Size = 8 */ -#define NDSIZE_9 0x0900 /* Next Descriptor Size = 9 */ -#define NDSIZE 0x0f00 /* Next Descriptor Size */ -#define DMAFLOW 0x7000 /* Flow Control */ -#define DMAFLOW_STOP 0x0000 /* Stop Mode */ -#define DMAFLOW_AUTO 0x1000 /* Autobuffer Mode */ -#define DMAFLOW_ARRAY 0x4000 /* Descriptor Array Mode */ -#define DMAFLOW_SMALL 0x6000 /* Small Model Descriptor List Mode */ -#define DMAFLOW_LARGE 0x7000 /* Large Model Descriptor List Mode */ - -/* DMA_IRQ_STATUS Masks */ -#define DMA_DONE 0x0001 /* DMA Completion Interrupt Status */ -#define DMA_ERR 0x0002 /* DMA Error Interrupt Status */ -#define DFETCH 0x0004 /* DMA Descriptor Fetch Indicator */ -#define DMA_RUN 0x0008 /* DMA Channel Running Indicator */ +#include <asm/bfin_dma.h> /*------------------------- * config reg bits value @@ -149,7 +116,7 @@ void blackfin_dma_resume(void); * DMA API's *******************************************************************************/ extern struct dma_channel dma_ch[MAX_DMA_CHANNELS]; -extern struct dma_register *dma_io_base_addr[MAX_DMA_CHANNELS]; +extern struct dma_register * const dma_io_base_addr[MAX_DMA_CHANNELS]; extern int channel2irq(unsigned int channel); static inline void set_dma_start_addr(unsigned int channel, unsigned long addr) |