can: Add xilinx CAN device tree bindings documentation

Add xilinx CAN bindings documentation.

Signed-off-by: Kedareswara rao Appana <appanad@xilinx.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
1 file changed