From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-ID: <5ca841e5.1c69fb81.87c5.289f@mx.google.com> Date: Sat, 06 Apr 2019 01:06:26 -0500 From: Rob Herring Subject: Re: [PATCHv2 1/2] dt-bindings: xilinx-uartps: Add support for noctsrts References: <1554181578-13362-1-git-send-email-shubhrajyoti.datta@gmail.com> <1554181578-13362-2-git-send-email-shubhrajyoti.datta@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1554181578-13362-2-git-send-email-shubhrajyoti.datta@gmail.com> To: shubhrajyoti.datta@gmail.com Cc: devicetree@vger.kernel.org, michal.simek@xilinx.com, gregkh@linuxfoundation.org, jslaby@suse.com, linux-serial@vger.kernel.org, Shubhrajyoti Datta List-ID: On Tue, Apr 02, 2019 at 10:36:17AM +0530, shubhrajyoti.datta@gmail.com wrote: > From: Shubhrajyoti Datta > > Vivado has a configurationo for selecting the flow control. Vivado is ? > Add a dt binding to check for the same. > > Signed-off-by: Shubhrajyoti Datta > --- > Documentation/devicetree/bindings/serial/cdns,uart.txt | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/Documentation/devicetree/bindings/serial/cdns,uart.txt b/Documentation/devicetree/bindings/serial/cdns,uart.txt > index 227bb77..5161a05 100644 > --- a/Documentation/devicetree/bindings/serial/cdns,uart.txt > +++ b/Documentation/devicetree/bindings/serial/cdns,uart.txt > @@ -12,6 +12,10 @@ Required properties: > See ../clocks/clock-bindings.txt for details. > > > +Optional properties: > +- xlnx,nortscts: The presence of this property indicates that the > + UART does not support modem lines for RTS/CTS hardware flow control. We already have 'uart-has-rtscts'. Please use that. Maybe you need a new compatible as I'd guess current users assume RTS/CTS is present. > + > Example: > uart@e0000000 { > compatible = "cdns,uart-r1p8"; > -- > 2.1.1 >