Clean up more warnings in lk code

Change-Id: I71eb3f1730ae0c80ec4d0da12a5b5755bc9f5614
diff --git a/platform/msm_shared/hsusb.c b/platform/msm_shared/hsusb.c
index 8f23802..355f5de 100644
--- a/platform/msm_shared/hsusb.c
+++ b/platform/msm_shared/hsusb.c
@@ -34,6 +34,7 @@
 #include <platform/iomap.h>
 #include <platform/irqs.h>
 #include <platform/interrupts.h>
+#include <platform/timer.h>
 #include <kernel/thread.h>
 #include <reg.h>
 
@@ -795,7 +796,9 @@
 
 int udc_stop(void)
 {
+#ifdef PLATFORM_MSM8X60
 	int val;
+#endif
     writel(0, USB_USBINTR);
 	mask_interrupt(INT_USB_HS);