treewide: Rename PHY_INTERFACE_MODE_COUNT to PHY_INTERFACE_MODE_MAX

Rename constant PHY_INTERFACE_MODE_COUNT to PHY_INTERFACE_MODE_MAX to
make it compatible with Linux' naming.

Signed-off-by: Marek BehĂșn <marek.behun@nic.cz>
Reviewed-by: Stefan Roese <sr@denx.de>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
3 files changed