ENGR00144145-2 usb: can be built as loadable modules

Driver part

Please follow below load sequence to use OTG

- fsl_otg_arc
- ehci-hcd
- arcotg_udc

Besides, in order to match i.mx53 release windows, it changes some
common code, there will be a better solution at 2.6.38 in future

Signed-off-by: Peter Chen <peter.chen@freescale.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/kernel/power/main.c b/kernel/power/main.c
index bfb684a4d412..f11291100552 100644
--- a/kernel/power/main.c
+++ b/kernel/power/main.c
@@ -16,6 +16,7 @@
 #include "power.h"
 
 DEFINE_MUTEX(pm_mutex);
+EXPORT_SYMBOL(pm_mutex);
 
 unsigned int pm_flags;
 EXPORT_SYMBOL(pm_flags);