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-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c
index 9361949..976380b 100644
--- a/arch/arm/mach-sa1100/generic.c
+++ b/arch/arm/mach-sa1100/generic.c
@@ -17,6 +17,7 @@
 #include <linux/pm.h>
 #include <linux/cpufreq.h>
 #include <linux/ioport.h>
+#include <linux/platform_device.h>
 
 #include <asm/div64.h>
 #include <asm/hardware.h>