Create platform_device.h to contain all the platform device details.
Convert everyone who uses platform_bus_type to include
linux/platform_device.h.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/arch/arm/mach-ixp2000/enp2611.c b/arch/arm/mach-ixp2000/enp2611.c
index 9aa54de4..643f5e1 100644
--- a/arch/arm/mach-ixp2000/enp2611.c
+++ b/arch/arm/mach-ixp2000/enp2611.c
@@ -32,7 +32,7 @@
 #include <linux/serial.h>
 #include <linux/tty.h>
 #include <linux/serial_core.h>
-#include <linux/device.h>
+#include <linux/platform_device.h>
 
 #include <asm/io.h>
 #include <asm/irq.h>