Blackfin: unify DMA masks
Every Blackfin variant has the same DMA bit masks, so avoid duplicating
them over and over in each mach header.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/arch/blackfin/include/asm/dma.h b/arch/blackfin/include/asm/dma.h
index e3c0dfa..5eb2950 100644
--- a/arch/blackfin/include/asm/dma.h
+++ b/arch/blackfin/include/asm/dma.h
@@ -16,36 +16,65 @@
#define MAX_DMA_ADDRESS PAGE_OFFSET
-/*****************************************************************************
-* Generic DMA Declarations
-*
-****************************************************************************/
+/* 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 */
/*-------------------------
* config reg bits value
*-------------------------*/
-#define DATA_SIZE_8 0
-#define DATA_SIZE_16 1
-#define DATA_SIZE_32 2
+#define DATA_SIZE_8 0
+#define DATA_SIZE_16 1
+#define DATA_SIZE_32 2
-#define DMA_FLOW_STOP 0
-#define DMA_FLOW_AUTO 1
-#define DMA_FLOW_ARRAY 4
-#define DMA_FLOW_SMALL 6
-#define DMA_FLOW_LARGE 7
+#define DMA_FLOW_STOP 0
+#define DMA_FLOW_AUTO 1
+#define DMA_FLOW_ARRAY 4
+#define DMA_FLOW_SMALL 6
+#define DMA_FLOW_LARGE 7
-#define DIMENSION_LINEAR 0
-#define DIMENSION_2D 1
+#define DIMENSION_LINEAR 0
+#define DIMENSION_2D 1
-#define DIR_READ 0
-#define DIR_WRITE 1
+#define DIR_READ 0
+#define DIR_WRITE 1
-#define INTR_DISABLE 0
-#define INTR_ON_BUF 2
-#define INTR_ON_ROW 3
+#define INTR_DISABLE 0
+#define INTR_ON_BUF 2
+#define INTR_ON_ROW 3
#define DMA_NOSYNC_KEEP_DMA_BUF 0
-#define DMA_SYNC_RESTART 1
+#define DMA_SYNC_RESTART 1
struct dmasg {
void *next_desc_addr;