From b1072b4f6e845ad41de0a01fe3b3c5d5c6ac2c71 Mon Sep 17 00:00:00 2001 From: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com> Date: Tue, 9 Apr 2019 13:15:23 +0530 Subject: [PATCH] dt-bindings: xilinx-uartps: Add support for cts-override Flow control is configurable in xilinx-uartps Add a dt binding to check for the same. Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- Documentation/devicetree/bindings/serial/cdns,uart.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/serial/cdns,uart.txt b/Documentation/devicetree/bindings/serial/cdns,uart.txt index 227bb770b027..4efc560f90ab 100644 --- a/Documentation/devicetree/bindings/serial/cdns,uart.txt +++ b/Documentation/devicetree/bindings/serial/cdns,uart.txt @@ -12,6 +12,11 @@ Required properties: See ../clocks/clock-bindings.txt for details. +Optional properties: +- cts-override : Override the CTS modem status signal. This signal will + always be reported as active instead of being obtained from the modem status + register. Define this if your serial port does not use this pin + Example: uart@e0000000 { compatible = "cdns,uart-r1p8";