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dt-bindings: slave-device: add current-speed property

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This adds a new DT property to define the current baud rate of the
slave device.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Stefan Wahren 2017-05-29 13:57:23 +02:00 committed by David S. Miller
parent 4aab28ca44
commit 1820827949
1 changed files with 9 additions and 0 deletions
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9
Documentation/devicetree/bindings/serial/slave-device.txt
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@ -21,6 +21,15 @@ Optional Properties:
can support. For example, a particular board has some signal
quality issue or the host processor can't support higher
baud rates.
- current-speed : The current baud rate the device operates at. This should
only be present in case a driver has no chance to know
the baud rate of the slave device.
Examples:
* device supports auto-baud
* the rate is setup by a bootloader and there is no
way to reset the device
* device baud rate is configured by its firmware but
there is no way to request the actual settings
Example: