net: dsa: mv88e6xxx: Add serdes register read/write helper
authorAndrew Lunn <andrew@lunn.ch>
Thu, 9 Aug 2018 13:38:43 +0000 (15:38 +0200)
committerDavid S. Miller <davem@davemloft.net>
Thu, 9 Aug 2018 18:08:20 +0000 (11:08 -0700)
commite6891c76dd89418d08efbf72f65c93efc4a94556
tree50f2e19e0539030291476053f7584fb1987f8c5f
parent23ef57d8230b0f3a92443fc4c88b1ec52994a70a
net: dsa: mv88e6xxx: Add serdes register read/write helper

Add a helper for accessing SERDES registers of the 6390 family.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/dsa/mv88e6xxx/serdes.c
drivers/net/dsa/mv88e6xxx/serdes.h