static void __iomem *cmu_base;
static uint16_t cmuclkmsk, cmuclkmsk2;
-static spinlock_t cmu_lock;
+static DEFINE_SPINLOCK(cmu_lock);
#define cmu_read(offset) readw(cmu_base + (offset))
#define cmu_write(offset, value) writew((value), cmu_base + (offset))