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66AK2G12: How to enable DMA support for SPI bus?

Part Number: 66AK2G12


Hello,

When I test EVMK2G board, I can see DMA not supported for SPI bus. DMA is a desired feature, is it possible to enable DMA for SPI?

[    1.933173] spi_davinci 21805400.spi: DMA is not supported (-19)
[    1.939554] spi_davinci 21805400.spi: Controller at 0x(ptrval)
[    1.946336] spi_davinci 21805800.spi: DMA is not supported (-19)
[    1.954229] m25p80 spi1.0: n25q128a13 (16384 Kbytes)
[    1.959219] 2 fixed-partitions partitions found on MTD device spi1.0
[    1.965562] Creating 2 MTD partitions on "spi1.0":
[    1.970346] 0x000000000000-0x000000100000 : "u-boot-spl"
[    1.976626] 0x000000100000-0x000001000000 : "misc"

Tom