net/can/mscan: improve build

- move Kconfig entries to the subdirectory
- do remaining renames of mpc52xx to mpc5xxx

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/can/Kconfig

@@ -54,24 +54,7 @@ config CAN_MCP251X
 	---help---
 	  Driver for the Microchip MCP251x SPI CAN controllers.
 
-config CAN_MSCAN
-	depends on CAN_DEV && (PPC || M68K || M68KNOMMU)
-	tristate "Support for Freescale MSCAN based chips"
-	---help---
-	  The Motorola Scalable Controller Area Network (MSCAN) definition
-	  is based on the MSCAN12 definition which is the specific
-	  implementation of the Motorola Scalable CAN concept targeted for
-	  the Motorola MC68HC12 Microcontroller Family.
-
-config CAN_MPC52XX
-	tristate "Freescale MPC5xxx onboard CAN controller"
-	depends on CAN_MSCAN && PPC_MPC52xx
-	---help---
-	  If you say yes here you get support for Freescale's MPC52xx
-	  onboard dualCAN controller.
-
-	  This driver can also be built as a module.  If so, the module
-	  will be called mpc5xxx_can.
+source "drivers/net/can/mscan/Kconfig"
 
 source "drivers/net/can/sja1000/Kconfig"
 

drivers/net/can/mscan/Kconfig

@@ -0,0 +1,23 @@
+config CAN_MSCAN
+	depends on CAN_DEV && (PPC || M68K || M68KNOMMU)
+	tristate "Support for Freescale MSCAN based chips"
+	---help---
+	  The Motorola Scalable Controller Area Network (MSCAN) definition
+	  is based on the MSCAN12 definition which is the specific
+	  implementation of the Motorola Scalable CAN concept targeted for
+	  the Motorola MC68HC12 Microcontroller Family.
+
+if CAN_MSCAN
+
+config CAN_MPC5XXX
+	tristate "Freescale MPC5xxx onboard CAN controller"
+	depends on PPC_MPC52xx
+	---help---
+	  If you say yes here you get support for Freescale's MPC5xxx
+	  onboard CAN controller.
+
+	  This driver can also be built as a module.  If so, the module
+	  will be called mscan-mpc5xxx.ko.
+
+endif
+

drivers/net/can/mscan/Makefile

@@ -1,5 +1,5 @@
 
-obj-$(CONFIG_CAN_MPC52XX)	+= mscan-mpc52xx.o
-mscan-mpc52xx-objs		:= mscan.o mpc52xx_can.o
+obj-$(CONFIG_CAN_MPC5XXX)	+= mscan-mpc5xxx.o
+mscan-mpc5xxx-objs		:= mscan.o mpc5xxx_can.o
 
 ccflags-$(CONFIG_CAN_DEBUG_DEVICES) := -DDEBUG