can: add the driver for Analog Devices Blackfin on-chip CAN controllers

Signed-off-by: Barry Song <21cnbao@gmail.com>
Signed-off-by: H.J. Oertel <oe@port.de>
Signed-off-by: Wolfgang Grandegger <wg@grandegger.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/can/Kconfig

@@ -54,6 +54,15 @@ config CAN_MCP251X
 	---help---
 	  Driver for the Microchip MCP251x SPI CAN controllers.
 
+config CAN_BFIN
+	depends on CAN_DEV && (BF534 || BF536 || BF537 || BF538 || BF539 || BF54x)
+	tristate "Analog Devices Blackfin on-chip CAN"
+	---help---
+	  Driver for the Analog Devices Blackfin on-chip CAN controllers
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called bfin_can.
+
 source "drivers/net/can/mscan/Kconfig"
 
 source "drivers/net/can/sja1000/Kconfig"