Commit 9dd5185a authored by George Hilliard's avatar George Hilliard Committed by Greg Kroah-Hartman
Browse files

dt-bindings: serial: document fsl,inverted-tx and -rx options 



Add a description for the new fsl,inverted-tx and fsl,inverted-rx
options for the i.MX UART peripheral.

Signed-off-by: default avatarGeorge Hilliard <ghilliard@kopismobile.com>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20200226222319.18383-2-ghilliard@kopismobile.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 9be1064f

Documentation/devicetree/bindings/serial/fsl-imx-uart.txt

+4 −0
Original line number Diff line number Diff line
@@ -8,6 +8,10 @@ Required properties: 
Optional properties:

- fsl,dte-mode : Indicate the uart works in DTE mode. The uart works

                  in DCE mode by default.

- fsl,inverted-tx , fsl,inverted-rx : Indicate that the hardware attached

  to the peripheral inverts the signal transmitted or received,

  respectively, and that the peripheral should invert its output/input

  using the INVT/INVR registers.

- rs485-rts-delay, rs485-rts-active-low, rs485-rx-during-tx,

  linux,rs485-enabled-at-boot-time: see rs485.txt. Note that for RS485

  you must enable either the "uart-has-rtscts" or the "rts-gpios"

CRA Git | Maintained and supported by SUSTech CRA and CCSE