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[v1,0/2] ARM: dts: at91: gardena-smart-gateway: Use DMA for serial ports

Message ID 20240102161839.702625-1-ezra.buehler@husqvarna.com (mailing list archive)
Headers show
Series ARM: dts: at91: gardena-smart-gateway: Use DMA for serial ports | expand

Message

Ezra Buehler Jan. 2, 2024, 4:18 p.m. UTC 
From: Ezra Buehler <ezra.buehler@husqvarnagroup.com>

On our AT91SAM9G25-based GARDENA smart Gateway we have been experiencing
various problems which we were able to trace back to unreliable UART
communication. Enabling DMA for the serial ports resolved these issues.

Ezra Buehler (2):
  ARM: dts: at91: at91sam9x5ek: Use DMA for DBGU serial port
  ARM: dts: at91: gardena-smart-gateway: Use DMA for USART3

 .../boot/dts/microchip/at91sam9g25-gardena-smart-gateway.dts    | 2 ++
 arch/arm/boot/dts/microchip/at91sam9x5ek.dtsi                   | 2 ++
 2 files changed, 4 insertions(+)

--
2.39.2

Comments

Claudiu Beznea Feb. 6, 2024, 6:33 a.m. UTC | #1 
On 02.01.2024 18:18, ezra@easyb.ch wrote:
> From: Ezra Buehler <ezra.buehler@husqvarnagroup.com>
> 
> On our AT91SAM9G25-based GARDENA smart Gateway we have been experiencing
> various problems which we were able to trace back to unreliable UART
> communication. Enabling DMA for the serial ports resolved these issues.
> 
> Ezra Buehler (2):
>   ARM: dts: at91: at91sam9x5ek: Use DMA for DBGU serial port
>   ARM: dts: at91: gardena-smart-gateway: Use DMA for USART3

Applied to at91-dt, thank you!