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Diffstat (limited to 'src/southbridge/intel/lynxpoint/lpc.c')
-rw-r--r--src/southbridge/intel/lynxpoint/lpc.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/src/southbridge/intel/lynxpoint/lpc.c b/src/southbridge/intel/lynxpoint/lpc.c
index b43ca329b6..a5c2351323 100644
--- a/src/southbridge/intel/lynxpoint/lpc.c
+++ b/src/southbridge/intel/lynxpoint/lpc.c
@@ -284,18 +284,14 @@ static void pch_power_options(device_t dev)
static void pch_rtc_init(struct device *dev)
{
- u8 reg8;
- int rtc_failed;
+ int rtc_failed = rtc_failure();
- reg8 = pci_read_config8(dev, GEN_PMCON_3);
- rtc_failed = reg8 & RTC_BATTERY_DEAD;
if (rtc_failed) {
- reg8 &= ~RTC_BATTERY_DEAD;
- pci_write_config8(dev, GEN_PMCON_3, reg8);
-#if IS_ENABLED(CONFIG_ELOG)
- elog_add_event(ELOG_TYPE_RTC_RESET);
-#endif
+ if (IS_ENABLED(CONFIG_ELOG))
+ elog_add_event(ELOG_TYPE_RTC_RESET);
+ pci_update_config8(dev, GEN_PMCON_3, ~RTC_BATTERY_DEAD, 0);
}
+
printk(BIOS_DEBUG, "rtc_failed = 0x%x\n", rtc_failed);
cmos_init(rtc_failed);