ODROID-XU4: fix 'warning: implicit declaration of function'

Change-Id: I6305d49390a4f842d9814a6c9a2a1495c28fecac
Signed-off-by: Dongjin Kim <[email protected]>

Author: tobetter

board/samsung/common/odroid_misc.c

@@ -49,6 +49,13 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
+static void odroid_pmic_init(void);
+static void odroid_gpio_init(void);
+static void odroid_led_init(void);
+static void odroid_led_deinit(void);
+static void odroid_gpio_deinit(void);
+static void odroid_pmic_deinit(void);
+
 /* ODROID Debug Message */
 /*
 #define	ODROID_MISC_DEBUG