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net: smsc91x: add u16 workaround for pxa platforms

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Add a workaround for mainstone, idp and stargate2 boards, for u16 writes
which must be aligned on 32 bits addresses.

Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: Jeremy Linton <jeremy.linton@arm.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Robert Jarzmik 2016-10-17 21:45:32 +02:00 committed by David S. Miller
parent 9c365f3177
commit c4055a8cf7
1 changed files with 2 additions and 0 deletions
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Documentation/devicetree/bindings/net/smsc-lan91c111.txt
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@ -13,3 +13,5 @@ Optional properties:
16-bit access only.
- power-gpios: GPIO to control the PWRDWN pin
- reset-gpios: GPIO to control the RESET pin
- pxa-u16-align4 : Boolean, put in place the workaround the force all
u16 writes to be 32 bits aligned