mfd: rk808: close rtc int when power off

Change-Id: I1f1bfe3d6c106632c45b51bec3c18361572df865
Signed-off-by: Binyuan Lan <lby@rock-chips.com>

Author: Binyuan Lan

drivers/mfd/rk808.c

@@ -358,6 +358,14 @@ static void rk808_device_shutdown(void)
 		return;
 	}
 
+	/* close rtc int when power off */
+	regmap_update_bits(rk808->regmap,
+			   RK808_INT_STS_MSK_REG1,
+			   (0x3 << 5), (0x3 << 5));
+	regmap_update_bits(rk808->regmap,
+			   RK808_RTC_INT_REG,
+			   (0x3 << 2), (0x0 << 2));
+
 	ret = pm_shutdown(rk808->regmap);
 	if (ret)
 		dev_err(&rk808_i2c_client->dev, "power off error!\n");