gpio: samsung: use pr_* instead of printk

This patch uses pr_* instead of printk. Also, gpio_dbg
is replaced with pr_debug.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by/Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
1 file changed