On Fri, 14 Dec 2018 10:58:08 +0100 Christophe Kerello <christophe.kerello@xxxxxx> wrote: > This patch adds the polling mode, a basic mode that do not need > any DMA channels. This mode is also useful for debug purpose. > > Signed-off-by: Christophe Kerello <christophe.kerello@xxxxxx> Reviewed-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxx>