net: smsc91x: add u16 workaround for pxa platforms

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

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>

authored by

Robert Jarzmik and committed by

David S. Miller 9 years ago c4055a8c 9c365f31

1 changed file

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Documentation

devicetree

bindings

net

smsc-lan91c111.txt

Documentation/devicetree/bindings/net/smsc-lan91c111.txt

··· 13 13 16-bit access only. 14 14 - power-gpios: GPIO to control the PWRDWN pin 15 15 - reset-gpios: GPIO to control the RESET pin 16 + - pxa-u16-align4 : Boolean, put in place the workaround the force all 17 + u16 writes to be 32 bits aligned