drivers: Introduce MEN Chameleon Bus

The MCB (MEN Chameleon Bus) is a Bus specific to MEN Mikroelektronik
FPGA based devices. It is used to identify MCB based IP-Cores within
an FPGA and provide the necessary framework for instantiating drivers
for these devices.

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@men.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

MAINTAINERS

@@ -5667,6 +5667,12 @@ L:	linux-watchdog@vger.kernel.org
 S:	Supported
 F:	drivers/watchdog/mena21_wdt.c
 
+MEN CHAMELEON BUS (mcb)
+M:  	Johannes Thumshirn <johannes.thumshirn@men.de>
+S:	Supported
+F:	drivers/mcb/
+F:	include/linux/mcb.h
+
 METAG ARCHITECTURE
 M:	James Hogan <james.hogan@imgtec.com>
 L:	linux-metag@vger.kernel.org

drivers/Kconfig

@@ -172,4 +172,6 @@ source "drivers/phy/Kconfig"
 
 source "drivers/powercap/Kconfig"
 
+source "drivers/mcb/Kconfig"
+
 endmenu

drivers/Makefile

@@ -156,3 +156,4 @@ obj-$(CONFIG_IPACK_BUS)		+= ipack/
 obj-$(CONFIG_NTB)		+= ntb/
 obj-$(CONFIG_FMC)		+= fmc/
 obj-$(CONFIG_POWERCAP)		+= powercap/
+obj-$(CONFIG_MCB)		+= mcb/

drivers/mcb/Kconfig

@@ -0,0 +1,15 @@
+#
+# MEN Chameleon Bus (MCB) support
+#
+
+menuconfig MCB
+	   tristate "MCB support"
+	   default m
+	   help
+
+	   The MCB (MEN Chameleon Bus) is a Bus specific to MEN Mikroelektronik
+	   FPGA based devices. It is used to identify MCB based IP-Cores within
+	   an FPGA and provide the necessary framework for instantiating drivers
+	   for these devices.
+
+	   If build as a module, the module is called mcb.ko

drivers/mcb/Makefile

@@ -0,0 +1,5 @@
+
+obj-$(CONFIG_MCB) += mcb.o
+
+mcb-y += mcb-core.o
+mcb-y += mcb-parse.o