rtc: tps65910: use 'unsigned int' instead of 'unsigned' in arguments

Fixes checkpatch.pl warning:
WARNING: Prefer 'unsigned int' to bare use of 'unsigned'
Signed-off-by: NVesa Jääskeläinen <vesa.jaaskelainen@vaisala.com>
Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>

drivers/rtc/rtc-tps65910.c

@@ -47,7 +47,8 @@ struct tps65910_rtc {
 /* Multiplier for ppb conversions */
 #define PPB_MULT	(1000000000LL)
 
-static int tps65910_rtc_alarm_irq_enable(struct device *dev, unsigned enabled)
+static int tps65910_rtc_alarm_irq_enable(struct device *dev,
+					 unsigned int enabled)
 {
 	struct tps65910 *tps = dev_get_drvdata(dev->parent);
 	u8 val = 0;