These changes are a raw update to a vanilla kernel 4.1.10, with the

[kvmfornfv.git] / kernel / drivers / rtc / rtc-s5m.c

diff --git a/kernel/drivers/rtc/rtc-s5m.c b/kernel/drivers/rtc/rtc-s5m.c
index 8c70d78..ab60287 100644 (file)
--- a/kernel/drivers/rtc/rtc-s5m.c
+++ b/kernel/drivers/rtc/rtc-s5m.c
@@ -635,6 +635,16 @@ static int s5m8767_rtc_init_reg(struct s5m_rtc_info *info)
        case S2MPS13X:
                data[0] = (0 << BCD_EN_SHIFT) | (1 << MODEL24_SHIFT);
                ret = regmap_write(info->regmap, info->regs->ctrl, data[0]);
+               if (ret < 0)
+                       break;
+
+               /*
+                * Should set WUDR & (RUDR or AUDR) bits to high after writing
+                * RTC_CTRL register like writing Alarm registers. We can't find
+                * the description from datasheet but vendor code does that
+                * really.
+                */
+               ret = s5m8767_rtc_set_alarm_reg(info);
                break;
 
        default: