On Fri, 10 Jan 2020 at 20:39, Guenter Roeck <[email protected]> wrote: > > To support receive DMA, we need to inform the DMA controller if receive data > is available. Otherwise the DMA controller keeps requesting data, causing > receive errors. > > Implement this using an interrupt line. The instantiating code then needs > to connect the interrupt with the matching DMA controller GPIO pin. > > Signed-off-by: Guenter Roeck <[email protected]>
Reviewed-by: Peter Maydell <[email protected]> thanks -- PMM
