[PATCH 2/4] gpio: kempld: use BIT() macro instead manually shifting bits

[Javier Martinez Canillas <javier@xxxxxxxxxxxx>]

Using the BIT() macro instead of manually shifting bits
makes the code less error prone and also more readable.

Signed-off-by: Javier Martinez Canillas <javier@xxxxxxxxxxxx>
---
 drivers/gpio/gpio-kempld.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-kempld.c b/drivers/gpio/gpio-kempld.c
index ebe1023..1e5e519 100644
--- a/drivers/gpio/gpio-kempld.c
+++ b/drivers/gpio/gpio-kempld.c
@@ -24,7 +24,7 @@
 #include <linux/mfd/kempld.h>
 
 #define KEMPLD_GPIO_MAX_NUM		16
-#define KEMPLD_GPIO_MASK(x)		(1 << ((x) % 8))
+#define KEMPLD_GPIO_MASK(x)		(BIT((x) % 8))
 #define KEMPLD_GPIO_DIR_NUM(x)		(0x40 + (x) / 8)
 #define KEMPLD_GPIO_LVL_NUM(x)		(0x42 + (x) / 8)
 #define KEMPLD_GPIO_EVT_LVL_EDGE	0x46
-- 
1.9.1

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