/* * DMA Masks */ #ifndef __BFIN_PERIPHERAL_DMA__ #define __BFIN_PERIPHERAL_DMA__ /* 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 */ #ifdef CONFIG_BF60x #define PSIZE_8 0x00000000 /* Transfer Word Size = 16 */ #define PSIZE_16 0x00000010 /* Transfer Word Size = 16 */ #define PSIZE_32 0x00000020 /* Transfer Word Size = 32 */ #define PSIZE_64 0x00000030 /* Transfer Word Size = 32 */ #define WDSIZE_16 0x00000100 /* Transfer Word Size = 16 */ #define WDSIZE_32 0x00000200 /* Transfer Word Size = 32 */ #define WDSIZE_64 0x00000300 /* Transfer Word Size = 32 */ #define WDSIZE_128 0x00000400 /* Transfer Word Size = 32 */ #define WDSIZE_256 0x00000500 /* Transfer Word Size = 32 */ #define DMA2D 0x04000000 /* DMA Mode (2D/1D*) */ #define RESTART 0x00000004 /* DMA Buffer Clear SYNC */ #define DI_EN_X 0x00100000 /* Data Int Enable in X count */ #define DI_EN_Y 0x00200000 /* Data Int Enable in Y count */ #define DI_EN_P 0x00300000 /* Data Int Enable in Peri */ #define DI_EN DI_EN_X /* Data Int Enable */ #define NDSIZE_0 0x00000000 /* Next Desc Size = 0 */ #define NDSIZE_1 0x00010000 /* Next Desc Size = 1 */ #define NDSIZE_2 0x00020000 /* Next Desc Size = 2 */ #define NDSIZE_3 0x00030000 /* Next Desc Size = 3 */ #define NDSIZE_4 0x00040000 /* Next Desc Size = 4 */ #define NDSIZE_5 0x00050000 /* Next Desc Size = 5 */ #define NDSIZE_6 0x00060000 /* Next Desc Size = 6 */ #define NDSIZE 0x00070000 /* Next Desc Size */ #define NDSIZE_OFFSET 16 /* Next Desc Size Offset */ #define DMAFLOW_LIST 0x00004000 /* Desc List Mode */ #define DMAFLOW_ARRAY 0x00005000 /* Desc Array Mode */ #define DMAFLOW_LIST_DEMAND 0x00006000 /* Desc Demand List Mode */ #define DMAFLOW_ARRAY_DEMAND 0x00007000 /* Desc Demand Array Mode */ #define DMA_RUN_DFETCH 0x00000100 /* DMA Channel Run (DFETCH) */ #define DMA_RUN 0x00000200 /* DMA Channel Run */ #define DMA_RUN_WAIT_TRIG 0x00000300 /* DMA Channel Run (WAIT TRIG)*/ #define DMA_RUN_WAIT_ACK 0x00000400 /* DMA Channel Run (WAIT ACK) */ #else #define WDSIZE_16 0x0004 /* Transfer Word Size = 16 */ #define WDSIZE_32 0x0008 /* Transfer Word Size = 32 */ #define PSIZE_16 WDSIZE_16 #define PSIZE_32 WDSIZE_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 0x0F00 /* Next Descriptor bitmask */ #define NDSIZE_0 0x0000 /* Next Descriptor Size = 0 */ #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 FLOW_ARRAY 0x4000 /* Descriptor Array Mode */ #define FLOW_SMALL 0x6000 /* Small Model Descriptor List Mode */ #define FLOW_LARGE 0x7000 /* Large Model Descriptor List Mode */ #define DMAEN_P 0 /* Channel Enable */ #define WNR_P 1 /* Channel Direction (W/R*) */ #define WDSIZE_P 2 /* Transfer Word Size */ #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 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 */ #endif #define DMAFLOW 0x7000 /* Flow Control */ #define FLOW_STOP 0x0000 /* Stop Mode */ #define FLOW_AUTO 0x1000 /* Autobuffer Mode */ #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 */ #define CTYPE 0x0040 /* DMA Channel Type (Mem/Peri) */ #define CTYPE_P 6 /* DMA Channel Type BIT POSITION */ #define PMAP 0xF000 /* Peripheral Mapped To This Channel */ #endif