1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpio/gpio-timberdale.c b/drivers/gpio/gpio-timberdale.c
index 031c6adf5b65..1a3e2b9b4772 100644
--- a/drivers/gpio/gpio-timberdale.c
+++ b/drivers/gpio/gpio-timberdale.c
@@ -116,7 +116,7 @@ static void timbgpio_irq_disable(struct irq_data *d)
         unsigned long flags;
 
         spin_lock_irqsave(&tgpio->lock, flags);
-        tgpio->last_ier &= ~(1 << offset);
+        tgpio->last_ier &= ~(1UL << offset);
         iowrite32(tgpio->last_ier, tgpio->membase + TGPIO_IER);
         spin_unlock_irqrestore(&tgpio->lock, flags);
 }
@@ -128,7 +128,7 @@ static void timbgpio_irq_enable(struct irq_data *d)
         unsigned long flags;
 
         spin_lock_irqsave(&tgpio->lock, flags);
-        tgpio->last_ier |= 1 << offset;
+        tgpio->last_ier |= 1UL << offset;
         iowrite32(tgpio->last_ier, tgpio->membase + TGPIO_IER);
         spin_unlock_irqrestore(&tgpio->lock, flags);
 }