diff options
| -rw-r--r-- | drivers/rtc/pcf8563.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/rtc/pcf8563.c b/drivers/rtc/pcf8563.c index 03bef68051b..b20666e8b4a 100644 --- a/drivers/rtc/pcf8563.c +++ b/drivers/rtc/pcf8563.c @@ -16,6 +16,7 @@ #include <log.h> #include <rtc.h> #include <i2c.h> +#include <linux/errno.h> #if !CONFIG_IS_ENABLED(DM_RTC) static uchar rtc_read (uchar reg); @@ -144,7 +145,7 @@ static int pcf8563_rtc_get(struct udevice *dev, struct rtc_time *tmp) if (sec & 0x80) { puts("### Warning: RTC Low Voltage - date/time not reliable\n"); - rel = -1; + rel = -EINVAL; } tmp->tm_sec = bcd2bin(sec & 0x7F); @@ -213,6 +214,7 @@ static const struct rtc_ops pcf8563_rtc_ops = { static const struct udevice_id pcf8563_rtc_ids[] = { { .compatible = "nxp,pcf8563" }, + { .compatible = "haoyu,hym8563" }, { } }; |