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drivers
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dma
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dw
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Kconfig

Kconfig 1.0 KB
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  1. #
    2. 

  2. # DMA engine configuration for dw
    3. 

  3. #
    4. 

  4. 

  5. config DW_DMAC_CORE
    6. 

  6. 	tristate "Synopsys DesignWare AHB DMA support"
    7. 

  7. 	depends on GENERIC_HARDIRQS
    8. 

  8. 	select DMA_ENGINE
    9. 

  9. 

  10. config DW_DMAC
    11. 

  11. 	tristate "Synopsys DesignWare AHB DMA platform driver"
    12. 

  12. 	select DW_DMAC_CORE
    13. 

  13. 	default y if CPU_AT32AP7000
    14. 

  14. 	help
    15. 

  15. 	  Support the Synopsys DesignWare AHB DMA controller. This
    16. 

  16. 	  can be integrated in chips such as the Atmel AT32ap7000.
    17. 

  17. 

  18. config DW_DMAC_PCI
    19. 

  19. 	tristate "Synopsys DesignWare AHB DMA PCI driver"
    20. 

  20. 	depends on PCI
    21. 

  21. 	select DW_DMAC_CORE
    22. 

  22. 	help
    23. 

  23. 	  Support the Synopsys DesignWare AHB DMA controller on the
    24. 

  24. 	  platfroms that enumerate it as a PCI device. For example,
    25. 

  25. 	  Intel Medfield has integrated this GPDMA controller.
    26. 

  26. 

  27. config DW_DMAC_BIG_ENDIAN_IO
    28. 

  28. 	bool "Use big endian I/O register access"
    29. 

  29. 	default y if AVR32
    30. 

  30. 	depends on DW_DMAC_CORE
    31. 

  31. 	help
    32. 

  32. 	  Say yes here to use big endian I/O access when reading and writing
    33. 

  33. 	  to the DMA controller registers. This is needed on some platforms,
    34. 

  34. 	  like the Atmel AVR32 architecture.
    35. 

  35. 

  36. 	  If unsure, use the default setting.
    37.