diff options
author | Jesper Nilsson | 2007-11-29 17:21:59 +0100 |
---|---|---|
committer | Jesper Nilsson | 2008-02-08 11:06:23 +0100 |
commit | 58d083192825c5fbd46fa0b1ff4d1ecc9118b692 (patch) | |
tree | 3bd39bf385afe376272d4769c0af321d6e8ed992 /include/asm-cris/arch-v32/mach-a3/dma.h | |
parent | CRIS v32: Add new machine dependent files for Etrax-FS and Artpec-3. (diff) | |
download | kernel-qcow2-linux-58d083192825c5fbd46fa0b1ff4d1ecc9118b692.tar.gz kernel-qcow2-linux-58d083192825c5fbd46fa0b1ff4d1ecc9118b692.tar.xz kernel-qcow2-linux-58d083192825c5fbd46fa0b1ff4d1ecc9118b692.zip |
CRIS v32: Add hardware dependent include files and defconfigs for ETRAX FS and ARTPEC-3 chips.
The header files describe the hardware registers available in both
these chips, note that most of this documentation is automatically
generated from the hardware implementation.
Diffstat (limited to 'include/asm-cris/arch-v32/mach-a3/dma.h')
-rw-r--r-- | include/asm-cris/arch-v32/mach-a3/dma.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/asm-cris/arch-v32/mach-a3/dma.h b/include/asm-cris/arch-v32/mach-a3/dma.h new file mode 100644 index 000000000000..9e8eb13b601d --- /dev/null +++ b/include/asm-cris/arch-v32/mach-a3/dma.h @@ -0,0 +1,31 @@ +#ifndef _ASM_ARCH_CRIS_DMA_H +#define _ASM_ARCH_CRIS_DMA_H + +/* Defines for using and allocating dma channels. */ + +#define MAX_DMA_CHANNELS 12 /* 8 and 10 not used. */ + +enum dma_owner { + dma_eth, + dma_ser0, + dma_ser1, + dma_ser2, + dma_ser3, + dma_ser4, + dma_iop, + dma_sser, + dma_strp, + dma_h264, + dma_jpeg +}; + +int crisv32_request_dma(unsigned int dmanr, const char *device_id, + unsigned options, unsigned bandwidth, enum dma_owner owner); +void crisv32_free_dma(unsigned int dmanr); + +/* Masks used by crisv32_request_dma options: */ +#define DMA_VERBOSE_ON_ERROR 1 +#define DMA_PANIC_ON_ERROR (2|DMA_VERBOSE_ON_ERROR) +#define DMA_INT_MEM 4 + +#endif /* _ASM_ARCH_CRIS_DMA_H */ |