Commit 41d455bd authored by Akash Asthana's avatar Akash Asthana Committed by Rob Herring
Browse files

dt-bindings: serial: Add binding for UART pin swap 



Add documentation to support RX-TX & CTS-RTS GPIO pin swap in HW.

Signed-off-by: default avatarAkash Asthana <akashast@codeaurora.org>
Reviewed-by: default avatarStephen Boyd <swboyd@chromium.org>
Signed-off-by: default avatarRob Herring <robh@kernel.org>
parent add953dc

Documentation/devicetree/bindings/serial/serial.yaml

+8 −0
Original line number Diff line number Diff line
@@ -67,6 +67,14 @@ properties: 
      (wired and enabled by pinmux configuration).  This depends on both the

      UART hardware and the board wiring.



  rx-tx-swap:

    type: boolean

    description: RX and TX pins are swapped.



  cts-rts-swap:

    type: boolean

    description: CTS and RTS pins are swapped.



if:

  required:

    - uart-has-rtscts

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