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Blackfin: unify DMA masks
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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>
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Mike Frysinger committed Dec 15, 2009
1 parent c6feb76 commit 00d2460
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Showing 8 changed files with 50 additions and 301 deletions.
69 changes: 49 additions & 20 deletions arch/blackfin/include/asm/dma.h
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Expand Up @@ -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;
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34 changes: 0 additions & 34 deletions arch/blackfin/mach-bf518/include/mach/defBF51x_base.h
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Expand Up @@ -1260,33 +1260,6 @@


/* ************************** DMA CONTROLLER MASKS ********************************/
/* DMAx_CONFIG, MDMA_yy_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 0x0900 /* 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 */

/* DMAx_PERIPHERAL_MAP, MDMA_yy_PERIPHERAL_MAP Masks */
#define CTYPE 0x0040 /* DMA Channel Type Indicator (Memory/Peripheral*) */
Expand All @@ -1304,13 +1277,6 @@
#define PMAP_UART1RX 0xA000 /* UART1 Port Receive DMA */
#define PMAP_UART1TX 0xB000 /* UART1 Port Transmit DMA */

/* DMAx_IRQ_STATUS, MDMA_yy_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 */


/* ************ PARALLEL PERIPHERAL INTERFACE (PPI) MASKS *************/
/* PPI_CONTROL Masks */
#define PORT_EN 0x0001 /* PPI Port Enable */
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34 changes: 0 additions & 34 deletions arch/blackfin/mach-bf527/include/mach/defBF52x_base.h
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Expand Up @@ -1269,33 +1269,6 @@


/* ************************** DMA CONTROLLER MASKS ********************************/
/* DMAx_CONFIG, MDMA_yy_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 0x0900 /* 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 */

/* DMAx_PERIPHERAL_MAP, MDMA_yy_PERIPHERAL_MAP Masks */
#define CTYPE 0x0040 /* DMA Channel Type Indicator (Memory/Peripheral*) */
Expand All @@ -1313,13 +1286,6 @@
#define PMAP_UART1RX 0xA000 /* UART1 Port Receive DMA */
#define PMAP_UART1TX 0xB000 /* UART1 Port Transmit DMA */

/* DMAx_IRQ_STATUS, MDMA_yy_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 */


/* ************ PARALLEL PERIPHERAL INTERFACE (PPI) MASKS *************/
/* PPI_CONTROL Masks */
#define PORT_EN 0x0001 /* PPI Port Enable */
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49 changes: 1 addition & 48 deletions arch/blackfin/mach-bf533/include/mach/defBF532.h
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Expand Up @@ -637,54 +637,7 @@

/* ********** DMA CONTROLLER MASKS *********************8 */

/*DMAx_CONFIG, MDMA_yy_CONFIG Masks */
#define DMAEN 0x00000001 /* Channel Enable */
#define WNR 0x00000002 /* Channel Direction (W/R*) */
#define WDSIZE_8 0x00000000 /* Word Size 8 bits */
#define WDSIZE_16 0x00000004 /* Word Size 16 bits */
#define WDSIZE_32 0x00000008 /* Word Size 32 bits */
#define DMA2D 0x00000010 /* 2D/1D* Mode */
#define RESTART 0x00000020 /* Restart */
#define DI_SEL 0x00000040 /* Data Interrupt Select */
#define DI_EN 0x00000080 /* 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 0x00000900 /* Next Descriptor Size */
#define DMAFLOW 0x00007000 /* 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 */

#define DMAEN_P 0 /* Channel Enable */
#define WNR_P 1 /* Channel Direction (W/R*) */
#define DMA2D_P 4 /* 2D/1D* Mode */
#define RESTART_P 5 /* Restart */
#define DI_SEL_P 6 /* Data Interrupt Select */
#define DI_EN_P 7 /* Data Interrupt Enable */

/*DMAx_IRQ_STATUS, MDMA_yy_IRQ_STATUS Masks */

#define DMA_DONE 0x00000001 /* DMA Done Indicator */
#define DMA_ERR 0x00000002 /* DMA Error Indicator */
#define DFETCH 0x00000004 /* Descriptor Fetch Indicator */
#define DMA_RUN 0x00000008 /* DMA Running Indicator */

#define DMA_DONE_P 0 /* DMA Done Indicator */
#define DMA_ERR_P 1 /* DMA Error Indicator */
#define DFETCH_P 2 /* Descriptor Fetch Indicator */
#define DMA_RUN_P 3 /* DMA Running Indicator */

/*DMAx_PERIPHERAL_MAP, MDMA_yy_PERIPHERAL_MAP Masks */
/* DMAx_PERIPHERAL_MAP, MDMA_yy_PERIPHERAL_MAP Masks */

#define CTYPE 0x00000040 /* DMA Channel Type Indicator */
#define CTYPE_P 6 /* DMA Channel Type Indicator BIT POSITION */
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34 changes: 0 additions & 34 deletions arch/blackfin/mach-bf537/include/mach/defBF534.h
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Expand Up @@ -1584,34 +1584,6 @@
#define BGSTAT 0x0020 /* Bus Grant Status */

/* ************************** DMA CONTROLLER MASKS ********************************/
/* DMAx_CONFIG, MDMA_yy_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 0x0900 /* 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 */

/* DMAx_PERIPHERAL_MAP, MDMA_yy_PERIPHERAL_MAP Masks */
#define CTYPE 0x0040 /* DMA Channel Type Indicator (Memory/Peripheral*) */
Expand All @@ -1629,12 +1601,6 @@
#define PMAP_UART1RX 0xA000 /* UART1 Port Receive DMA */
#define PMAP_UART1TX 0xB000 /* UART1 Port Transmit DMA */

/* DMAx_IRQ_STATUS, MDMA_yy_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 */

/* ************ PARALLEL PERIPHERAL INTERFACE (PPI) MASKS *************/
/* PPI_CONTROL Masks */
#define PORT_EN 0x0001 /* PPI Port Enable */
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46 changes: 0 additions & 46 deletions arch/blackfin/mach-bf538/include/mach/defBF539.h
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Expand Up @@ -1757,52 +1757,6 @@


/* ********** DMA CONTROLLER MASKS ***********************/
/* DMAx_CONFIG, MDMA_yy_CONFIG Masks */
#define DMAEN 0x0001 /* Channel Enable */
#define WNR 0x0002 /* Channel Direction (W/R*) */
#define WDSIZE_8 0x0000 /* Word Size 8 bits */
#define WDSIZE_16 0x0004 /* Word Size 16 bits */
#define WDSIZE_32 0x0008 /* Word Size 32 bits */
#define DMA2D 0x0010 /* 2D/1D* Mode */
#define RESTART 0x0020 /* Restart */
#define DI_SEL 0x0040 /* Data Interrupt Select */
#define DI_EN 0x0080 /* Data Interrupt Enable */
#define NDSIZE 0x0900 /* Next Descriptor Size */
#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 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 */

#define DMAEN_P 0x0 /* Channel Enable */
#define WNR_P 0x1 /* Channel Direction (W/R*) */
#define DMA2D_P 0x4 /* 2D/1D* Mode */
#define RESTART_P 0x5 /* Restart */
#define DI_SEL_P 0x6 /* Data Interrupt Select */
#define DI_EN_P 0x7 /* Data Interrupt Enable */

/* DMAx_IRQ_STATUS, MDMA_yy_IRQ_STATUS Masks */
#define DMA_DONE 0x0001 /* DMA Done Indicator */
#define DMA_ERR 0x0002 /* DMA Error Indicator */
#define DFETCH 0x0004 /* Descriptor Fetch Indicator */
#define DMA_RUN 0x0008 /* DMA Running Indicator */

#define DMA_DONE_P 0x0 /* DMA Done Indicator */
#define DMA_ERR_P 0x1 /* DMA Error Indicator */
#define DFETCH_P 0x2 /* Descriptor Fetch Indicator */
#define DMA_RUN_P 0x3 /* DMA Running Indicator */

/* DMAx_PERIPHERAL_MAP, MDMA_yy_PERIPHERAL_MAP Masks */

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38 changes: 0 additions & 38 deletions arch/blackfin/mach-bf548/include/mach/defBF54x_base.h
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Expand Up @@ -1609,44 +1609,6 @@
#define PINT2 0x40000000 /* Pin Interrupt 2 */
#define PINT3 0x80000000 /* Pin Interrupt 3 */

/* Bit masks for DMAx_CONFIG, MDMA_Sx_CONFIG, MDMA_Dx_CONFIG */

#define DMAEN 0x1 /* DMA Channel Enable */
#define WNR 0x2 /* DMA Direction */
#define WDSIZE_8 0x0 /* Transfer Word Size = 8 */
#define WDSIZE_16 0x4 /* Transfer Word Size = 16 */
#define WDSIZE_32 0x8 /* Transfer Word Size = 32 */
#define DMA2D 0x10 /* DMA Mode */
#define RESTART 0x20 /* Work Unit Transitions */
#define DI_SEL 0x40 /* Data Interrupt Timing Select */
#define DI_EN 0x80 /* Data Interrupt Enable */

#define NDSIZE 0xf00 /* Flex Descriptor Size */
#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 DMAFLOW 0xf000 /* Next Operation */
#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 */

/* Bit masks for DMAx_IRQ_STATUS, MDMA_Sx_IRQ_STATUS, MDMA_Dx_IRQ_STATUS */

#define DMA_DONE 0x1 /* DMA Completion Interrupt Status */
#define DMA_ERR 0x2 /* DMA Error Interrupt Status */
#define DFETCH 0x4 /* DMA Descriptor Fetch */
#define DMA_RUN 0x8 /* DMA Channel Running */

/* Bit masks for DMAx_PERIPHERAL_MAP, MDMA_Sx_IRQ_STATUS, MDMA_Dx_IRQ_STATUS */

#define CTYPE 0x40 /* DMA Channel Type */
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