linux-kernel - [PATCHv2 1/4] Documentation: dt: serial: Add TX FIFO threshold parameter

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Message-ID: <1474574177-4984-2-git-send-email-tthayer@opensource.altera.com>
Date:   Thu, 22 Sep 2016 14:56:14 -0500
From:   <tthayer@...nsource.altera.com>
To:     <gregkh@...uxfoundation.org>, <robh+dt@...nel.org>,
        <mark.rutland@....com>, <lftan@...era.com>, <jslaby@...e.com>,
        <arnd@...db.de>, <peter@...leysoftware.com>,
        <andriy.shevchenko@...ux.intel.com>, <anton.wuerfel@....de>,
        <phillip.raffeck@....de>, <yegorslists@...glemail.com>,
        <matwey@....msu.ru>, <mail@...iej.szmigiero.name>
CC:     <peter.ujfalusi@...com>, <jonathanh@...dia.com>,
        <dongsheng.wang@....com>, <luis@...ethencourt.com>,
        <linux-kernel@...r.kernel.org>, <linux-serial@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <tthayer.linux@...il.com>,
        <tthayer@...nsource.altera.com>, <nios2-dev@...ts.rocketboards.org>
Subject: [PATCHv2 1/4] Documentation: dt: serial: Add TX FIFO threshold parameter

From: Thor Thayer <tthayer@...nsource.altera.com>

Add the device tree binding needed to support the TX FIFO threshold
parameter.

Signed-off-by: Thor Thayer <tthayer@...nsource.altera.com>
---
v2  Change parameter name from tx-loadsz to tx-threshold
---
 Documentation/devicetree/bindings/serial/8250.txt |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/serial/8250.txt b/Documentation/devicetree/bindings/serial/8250.txt
index 936ab5b..f86bb06 100644
--- a/Documentation/devicetree/bindings/serial/8250.txt
+++ b/Documentation/devicetree/bindings/serial/8250.txt
@@ -42,6 +42,8 @@ Optional properties:
 - auto-flow-control: one way to enable automatic flow control support. The
   driver is allowed to detect support for the capability even without this
   property.
+- tx-threshold: Specify the TX FIFO low water indication for parts with
+  programmable TX FIFO thresholds.
 
 Note:
 * fsl,ns16550:
-- 
1.7.9.5