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/drivers/net/dm9000.c b/drivers/net/dm9000.c
index abce1f7..c0af6fb 100644
--- a/drivers/net/dm9000.c
+++ b/drivers/net/dm9000.c
@@ -66,6 +66,7 @@
 #include <linux/mii.h>
 #include <linux/dm9000.h>
 #include <linux/delay.h>
+#include <linux/platform_device.h>
 
 #include <asm/delay.h>
 #include <asm/irq.h>