Hi Tony, On 16/02/19 1:32 AM, Tony Lindgren wrote: > * Faiz Abbas <faiz_abbas@xxxxxx> [190215 19:17]: >> The following add driver patches for porting TI's am335x and am437x >> devices to the sdhci-omap driver. >> >> This involves adding external DMA support to sdhci (first 3 patches from >> Chunyan) plus some miscellaneous patches to take care of deviations of >> the controllers from the sdhci model. > > Good to see this happening :) > > I think am437x should have also the ADMA as it's mostly > omap4 based? See the old omap4 ADMA series at [0] below. > > Are you seeing any improvment in SDIO card read/write speeds > between external DMA and ADM BTW am437 is using dmaengine even in the old omap_hsmmc driver. I haven't tried to enable ADMA in am437x. Thanks, Faiz