diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c
index d0540e4eaf5b..1533d3ecd7a0 100644
--- a/arch/arm/kernel/time.c
+++ b/arch/arm/kernel/time.c
@@ -512,7 +512,7 @@ void __init time_init(void)
 
 #ifdef CONFIG_NO_IDLE_HZ
 	if (system_timer->dyn_tick)
-		system_timer->dyn_tick->lock = SPIN_LOCK_UNLOCKED;
+		spin_lock_init(&system_timer->dyn_tick->lock);
 #endif
 }
 
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index 54c836a98456..e290b989aa94 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -54,7 +54,7 @@
 
 static struct resource	gpmc_mem_root;
 static struct resource	gpmc_cs_mem[GPMC_CS_NUM];
-static spinlock_t	gpmc_mem_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(gpmc_mem_lock);
 static unsigned		gpmc_cs_map;
 
 static void __iomem *gpmc_base =
diff --git a/arch/arm/mach-pnx4008/dma.c b/arch/arm/mach-pnx4008/dma.c
index d6a279e4b524..f7009d845be8 100644
--- a/arch/arm/mach-pnx4008/dma.c
+++ b/arch/arm/mach-pnx4008/dma.c
@@ -47,7 +47,7 @@ static struct ll_pool {
 	int count;
 } ll_pool;
 
-static spinlock_t ll_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(ll_lock);
 
 struct pnx4008_dma_ll *pnx4008_alloc_ll_entry(dma_addr_t * ll_dma)
 {
@@ -135,7 +135,7 @@ static inline void dma_decrement_usage(void)
 	}
 }
 
-static spinlock_t dma_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(dma_lock);
 
 static inline void pnx4008_dma_lock(void)
 {