The PHY supports monitoring its die temperature as well as two analog
voltages. Add support for it.
Signed-off-by: NMichael Walle <michael@walle.cc>
Acked-by: NGuenter Roeck <linux@roeck-us.net>
Reviewed-by: NAndrew Lunn <andrew@lunn.ch>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>