Re: [PATCH V6 3/3] dt-bindings: serial: Add binding for UART pin swap

Rob Herring
2020-05-15T03:01:38Z

On Thu, May 07, 2020 at 08:30:47PM +0530, Akash Asthana wrote:
> Add documentation to support RX-TX & CTS-RTS GPIO pin swap in HW.
>
> Signed-off-by: Akash Asthana <akashast@codeaurora.org>
> ---
> Documentation/devicetree/bindings/serial/serial.yaml | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/serial/serial.yaml b/Documentation/devicetree/bindings/serial/serial.yaml
> index 53204d9..e657dd6 100644
> --- a/Documentation/devicetree/bindings/serial/serial.yaml
> +++ b/Documentation/devicetree/bindings/serial/serial.yaml
> @@ -67,6 +67,12 @@ properties:
> (wired and enabled by pinmux configuration). This depends on both the
> UART hardware and the board wiring.
>
> + rx-tx-swap:
> + description: RX and TX pins are swapped.
> +
> + cts-rts-swap:
> + description: CTS and RTS pins are swapped.

Need 'type: boolean' on both of these.

> +
> if:
> required:
> - uart-has-rtscts
> --
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