[PATCH V3 11/15] ARM: pxa: cleanup cppcheck shifting errors

[Phong Tran]

There is error from cppcheck tool
"Shifting signed 32-bit value by 31 bits is undefined behaviour errors"
change to use BIT() marco for improvement.

Signed-off-by: Phong Tran <tranmanphong@xxxxxxxxx>
---
 arch/arm/mach-pxa/irq.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c
index 74efc3ab595f..cbbb5cfecb60 100644
--- a/arch/arm/mach-pxa/irq.c
+++ b/arch/arm/mach-pxa/irq.c
@@ -35,9 +35,9 @@
 #define IPR(i)			(((i) < 32) ? (0x01c + ((i) << 2)) :		\
 				((i) < 64) ? (0x0b0 + (((i) - 32) << 2)) :	\
 				      (0x144 + (((i) - 64) << 2)))
-#define ICHP_VAL_IRQ		(1 << 31)
+#define ICHP_VAL_IRQ		BIT(31)
 #define ICHP_IRQ(i)		(((i) >> 16) & 0x7fff)
-#define IPR_VALID		(1 << 31)
+#define IPR_VALID		BIT(31)
 
 #define MAX_INTERNAL_IRQS	128
 
-- 
2.11.0