diff options
Diffstat (limited to 'arch/blackfin/include/asm/mach-common/bits/eppi.h')
| -rw-r--r-- | arch/blackfin/include/asm/mach-common/bits/eppi.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/mach-common/bits/eppi.h b/arch/blackfin/include/asm/mach-common/bits/eppi.h new file mode 100644 index 000000000..fb1456fc0 --- /dev/null +++ b/arch/blackfin/include/asm/mach-common/bits/eppi.h @@ -0,0 +1,70 @@ +/* + * Enhanced PPI (EPPI) + */ + +#ifndef __BFIN_PERIPHERAL_EPPI__ +#define __BFIN_PERIPHERAL_EPPI__ + +/* Bit masks for EPPIx_STATUS */ +#define CFIFO_ERR 0x0001 /* Chroma FIFO Error */ +#define YFIFO_ERR 0x0002 /* Luma FIFO Error */ +#define LTERR_OVR 0x0004 /* Line Track Overflow */ +#define LTERR_UNDR 0x0008 /* Line Track Underflow */ +#define FTERR_OVR 0x0010 /* Frame Track Overflow */ +#define FTERR_UNDR 0x0020 /* Frame Track Underflow */ +#define ERR_NCOR 0x0040 /* Preamble Error Not Corrected */ +#define DMA1URQ 0x0080 /* DMA1 Urgent Request */ +#define DMA0URQ 0x0100 /* DMA0 Urgent Request */ +#define ERR_DET 0x4000 /* Preamble Error Detected */ +#define FLD 0x8000 /* Field */ + +/* Bit masks for EPPIx_CONTROL */ +#define EPPI_EN 0x00000001 /* Enable */ +#define EPPI_DIR 0x00000002 /* Direction */ +#define XFR_TYPE 0x0000000c /* Operating Mode */ +#define FS_CFG 0x00000030 /* Frame Sync Configuration */ +#define FLD_SEL 0x00000040 /* Field Select/Trigger */ +#define ITU_TYPE 0x00000080 /* ITU Interlaced or Progressive */ +#define BLANKGEN 0x00000100 /* ITU Output Mode with Internal Blanking Generation */ +#define ICLKGEN 0x00000200 /* Internal Clock Generation */ +#define IFSGEN 0x00000400 /* Internal Frame Sync Generation */ +#define POLC 0x00001800 /* Frame Sync and Data Driving/Sampling Edges */ +#define POLS 0x00006000 /* Frame Sync Polarity */ +#define DLENGTH 0x00038000 /* Data Length */ +#define SKIP_EN 0x00040000 /* Skip Enable */ +#define SKIP_EO 0x00080000 /* Skip Even or Odd */ +#define PACKEN 0x00100000 /* Packing/Unpacking Enable */ +#define SWAPEN 0x00200000 /* Swap Enable */ +#define SIGN_EXT 0x00400000 /* Sign Extension or Zero-filled / Data Split Format */ +#define SPLT_EVEN_ODD 0x00800000 /* Split Even and Odd Data Samples */ +#define SUBSPLT_ODD 0x01000000 /* Sub-split Odd Samples */ +#define DMACFG 0x02000000 /* One or Two DMA Channels Mode */ +#define RGB_FMT_EN 0x04000000 /* RGB Formatting Enable */ +#define FIFO_RWM 0x18000000 /* FIFO Regular Watermarks */ +#define FIFO_UWM 0x60000000 /* FIFO Urgent Watermarks */ + +#define DLEN_8 (0 << 15) /* 000 - 8 bits */ +#define DLEN_10 (1 << 15) /* 001 - 10 bits */ +#define DLEN_12 (2 << 15) /* 010 - 12 bits */ +#define DLEN_14 (3 << 15) /* 011 - 14 bits */ +#define DLEN_16 (4 << 15) /* 100 - 16 bits */ +#define DLEN_18 (5 << 15) /* 101 - 18 bits */ +#define DLEN_24 (6 << 15) /* 110 - 24 bits */ + +/* Bit masks for EPPIx_FS2W_LVB */ +#define F1VB_BD 0x000000ff /* Vertical Blanking before Field 1 Active Data */ +#define F1VB_AD 0x0000ff00 /* Vertical Blanking after Field 1 Active Data */ +#define F2VB_BD 0x00ff0000 /* Vertical Blanking before Field 2 Active Data */ +#define F2VB_AD 0xff000000 /* Vertical Blanking after Field 2 Active Data */ + +/* Bit masks for EPPIx_FS2W_LAVF */ +#define F1_ACT 0x0000ffff /* Number of Lines of Active Data in Field 1 */ +#define F2_ACT 0xffff0000 /* Number of Lines of Active Data in Field 2 */ + +/* Bit masks for EPPIx_CLIP */ +#define LOW_ODD 0x000000ff /* Lower Limit for Odd Bytes (Chroma) */ +#define HIGH_ODD 0x0000ff00 /* Upper Limit for Odd Bytes (Chroma) */ +#define LOW_EVEN 0x00ff0000 /* Lower Limit for Even Bytes (Luma) */ +#define HIGH_EVEN 0xff000000 /* Upper Limit for Even Bytes (Luma) */ + +#endif |