[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/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c
index 47a1f7e..e4ba43b 100644
--- a/arch/arm/mach-pxa/trizeps4.c
+++ b/arch/arm/mach-pxa/trizeps4.c
@@ -49,6 +49,7 @@
 #include <asm/arch/ohci.h>
 
 #include "generic.h"
+#include "devices.h"
 
 /********************************************************************************************
  * ONBOARD FLASH