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serial: 8250_uniphier: add auto-flow-control support

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Add selective auto-flow-control support for UniPhier serial driver.

Signed-off-by: Dai Okamura <okamura.dai@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dai Okamura
2018-09-28 11:05:09 +09:00
committed by Greg Kroah-Hartman
parent aca70d19c8
commit aad2d4952d
2 changed files with 6 additions and 0 deletions
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3
Documentation/devicetree/bindings/serial/uniphier-uart.txt
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@@ -6,6 +6,9 @@ Required properties:
- interrupts: a single interrupt specifier.
- clocks: phandle to the input clock.
Optional properties:
-auto-flow-control: enable automatic flow control support.
Example:
aliases {
serial0 = &serial0;