4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx> commit 78162d48466d23c45a784034630c5928af631e3d upstream. Enable DMA on uart1 to get a more reliable console. Acked-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxx> Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- arch/arm/boot/dts/at91-sama5d2_xplained.dts | 2 ++ 1 file changed, 2 insertions(+) --- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts +++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts @@ -148,6 +148,8 @@ uart1: serial@f8020000 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart1_default>; + atmel,use-dma-rx; + atmel,use-dma-tx; status = "okay"; };