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dt-binding: ptp_qoriq: add little-endian support 

Specify "little-endian" property if the 1588 timer IP block
is little-endian mode. The default endian mode is big-endian.

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yangbo Lu 2019-02-12 12:24:00 +08:00 committed by David S. Miller
parent f038ddf25b
commit 2843bf5185
1 changed files with 3 additions and 0 deletions
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Documentation/devicetree/bindings/ptp/ptp-qoriq.txt
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@ -19,6 +19,9 @@ Clock Properties:
- fsl,max-adj Maximum frequency adjustment in parts per billion. - fsl,max-adj Maximum frequency adjustment in parts per billion.
- fsl,extts-fifo The presence of this property indicates hardware - fsl,extts-fifo The presence of this property indicates hardware
support for the external trigger stamp FIFO. support for the external trigger stamp FIFO.
- little-endian The presence of this property indicates the 1588 timer
IP block is little-endian mode. The default endian mode
is big-endian.
These properties set the operational parameters for the PTP These properties set the operational parameters for the PTP
clock. You must choose these carefully for the clock to work right. clock. You must choose these carefully for the clock to work right.