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Documentation: dt: serial: Add TX FIFO threshold parameter

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

Signed-off-by: Thor Thayer <tthayer@opensource.altera.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Thor Thayer 2016-09-22 14:56:14 -05:00 • committed by Greg Kroah-Hartman
parent 9f12cea96f
commit 51311eaacd
1 changed files with 2 additions and 0 deletions
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Documentation/devicetree/bindings/serial/8250.txt
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@ -42,6 +42,8 @@ Optional properties:
- auto-flow-control: one way to enable automatic flow control support. The - auto-flow-control: one way to enable automatic flow control support. The
driver is allowed to detect support for the capability even without this driver is allowed to detect support for the capability even without this
property. property.
- tx-threshold: Specify the TX FIFO low water indication for parts with
programmable TX FIFO thresholds.
Note: Note:
* fsl,ns16550: * fsl,ns16550: