[ARM] pxa: move platform devices to separate header file

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index 838b73d..bae47e1 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -48,6 +48,7 @@
 #include <asm/hardware/scoop.h>
 
 #include "generic.h"
+#include "devices.h"
 #include "sharpsl.h"
 
 /*