dt-bindings: can: mpfs: add PIC64GX CAN compatibility

PIC64GX CAN is compatible with the MPFS CAN, only add a fallback

Signed-off-by: Pierre-Henry Moussay <pierre-henry.moussay@microchip.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Marc Kleine-Budde <mkl@pengutronix.de>
Link: https://patch.msgid.link/20240930095449.1813195-2-pierre-henry.moussay@microchip.com


Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>