All macs use the same start/stop functions. The actual mac-specific code
lives in enable/disable. Move these functions to an appropriate struct,
and inline the phy enable/disable calls to the caller of start/stop.
Signed-off-by: NSean Anderson <sean.anderson@seco.com>
Acked-by: NCamelia Groza <camelia.groza@nxp.com>
Tested-by: NCamelia Groza <camelia.groza@nxp.com>
Signed-off-by: NJakub Kicinski <kuba@kernel.org>