On Fri, 10 Jan 2020 at 20:39, Guenter Roeck <li...@roeck-us.net> 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 <li...@roeck-us.net>
Reviewed-by: Peter Maydell <peter.mayd...@linaro.org> thanks -- PMM
