diff options
| -rw-r--r-- | drivers/rtc/rtc-pcf8563.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c index ea82b89d8929..1949d7473310 100644 --- a/drivers/rtc/rtc-pcf8563.c +++ b/drivers/rtc/rtc-pcf8563.c @@ -527,7 +527,6 @@ static int pcf8563_probe(struct i2c_client *client) i2c_set_clientdata(client, pcf8563); pcf8563->client = client; - device_set_wakeup_capable(&client->dev, 1); /* Set timer to lowest frequency to save power (ref Haoyu datasheet) */ buf = PCF8563_TMRC_1_60; @@ -553,6 +552,7 @@ static int pcf8563_probe(struct i2c_client *client) /* the pcf8563 alarm only supports a minute accuracy */ set_bit(RTC_FEATURE_ALARM_RES_MINUTE, pcf8563->rtc->features); clear_bit(RTC_FEATURE_UPDATE_INTERRUPT, pcf8563->rtc->features); + clear_bit(RTC_FEATURE_ALARM, pcf8563->rtc->features); pcf8563->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000; pcf8563->rtc->range_max = RTC_TIMESTAMP_END_2099; pcf8563->rtc->set_start_time = true; @@ -573,7 +573,12 @@ static int pcf8563_probe(struct i2c_client *client) return err; } } else { - clear_bit(RTC_FEATURE_ALARM, pcf8563->rtc->features); + client->irq = 0; + } + + if (client->irq > 0 || device_property_read_bool(&client->dev, "wakeup-source")) { + device_init_wakeup(&client->dev, true); + set_bit(RTC_FEATURE_ALARM, pcf8563->rtc->features); } err = devm_rtc_register_device(pcf8563->rtc); |