Documentation: networking: phy.txt: MDIO bus reset is optional

Update the MDIO bus documentation to mention that the MDIO bus reset
function is completely optional. It became optional with commit
e13934563d ("[PATCH] PHY Layer fixup")

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli 2014-03-26 18:07:26 -07:00 committed by David S. Miller
parent 3eecc94894
commit 604fdf4286

View File

@ -48,7 +48,7 @@ The MDIO bus
time, so it is safe for them to block, waiting for an interrupt to signal
the operation is complete
2) A reset function is necessary. This is used to return the bus to an
2) A reset function is optional. This is used to return the bus to an
initialized state.
3) A probe function is needed. This function should set up anything the bus