Re: [PATCH v2 2/2] dt-bindings: serial: Add rx-tx-swap to stm32-usart

From: Fabrice Gasnier
Date: Mon Mar 01 2021 - 05:40:41 EST




On 2/27/21 5:41 PM, Martin Devera wrote:
> Add new rx-tx-swap property to allow for RX & TX pin swapping.
>
> Signed-off-by: Martin Devera <devik@xxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/serial/st,stm32-uart.yaml | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
> index 8631678283f9..45f2a19997da 100644
> --- a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
> +++ b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
> @@ -40,6 +40,10 @@ properties:
>
> uart-has-rtscts: true
>
> + rx-tx-swap:
> + type: boolean
> + maxItems: 1
> +

Hi Martin,

This could be restricted to st,stm32f7-uart and st,stm32h7-uart
compatibles. This option isn't available on stm32f4 (e.g. st,stm32-uart
compatible)

Thanks for your patch,
Best Regards,
Fabrice

> dmas:
> minItems: 1
> maxItems: 2
>