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ARM: dts: at91: Enable DMA on sama5d2_xplained console

Message ID 20170119220539.19011-1-alexandre.belloni@free-electrons.com (mailing list archive)
State New, archived
Headers show

Commit Message

Alexandre Belloni Jan. 19, 2017, 10:05 p.m. UTC 
Enable DMA on uart1 to get a more reliable console.

Cc: stable <stable@vger.kernel.org> #v4.3+
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
---
 arch/arm/boot/dts/at91-sama5d2_xplained.dts | 2 ++
 1 file changed, 2 insertions(+)

Comments

Nicolas Ferre Jan. 20, 2017, 3:44 p.m. UTC | #1 
Le 19/01/2017 à 15:05, Alexandre Belloni a écrit :
> Enable DMA on uart1 to get a more reliable console.
> 
> Cc: stable <stable@vger.kernel.org> #v4.3+
> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>

> ---
>  arch/arm/boot/dts/at91-sama5d2_xplained.dts | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
> index 0b9a59d5fdac..30fac04289a5 100644
> --- 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";
>  			};
>  
>
diff mbox

Patch

diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
index 0b9a59d5fdac..30fac04289a5 100644
--- 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";
 			};