On 9/24/18 1:05 PM, Thierry Reding wrote: > On Mon, Sep 24, 2018 at 03:41:36AM +0300, Dmitry Osipenko wrote: >> GART can't handle all devices, hence ignore devices that aren't related >> to GART. IOMMU phandle must be explicitly assign to devices in the device >> tree. > > I think technically the GART can indeed handle all devices since it is > just a physical address region that can be used to remap other physical > addresses. That's not to say that doing so would be a good idea. So the > commit message here is slightly confusing, but other than that the idea > is good, so: > > Acked-by: Thierry Reding <treding@xxxxxxxxxx> > It shouldn't be able to serve something like SDHCI, though I haven't tried to verify that.