[PATCH 1/4] gpio: em: 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-em.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-em.c b/drivers/gpio/gpio-em.c
index 8765bd6..1da1aa4 100644
--- a/drivers/gpio/gpio-em.c
+++ b/drivers/gpio/gpio-em.c
@@ -212,7 +212,7 @@ static void __em_gio_set(struct gpio_chip *chip, unsigned int reg,
 {
 	/* upper 16 bits contains mask and lower 16 actual value */
 	em_gio_write(gpio_to_priv(chip), reg,
-		     (1 << (shift + 16)) | (value << shift));
+		     (BIT(shift + 16)) | (value << shift));
 }
 
 static void em_gio_set(struct gpio_chip *chip, unsigned offset, int value)
-- 
1.9.1

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