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rtc: pcf2127: fix a bug when not specify interrupts property 

Fix a bug when not specify interrupts property in dts
as follows,
    rtc-pcf2127-i2c 1-0051: failed to request alarm irq
    rtc-pcf2127-i2c: probe of 1-0051 failed with error -22

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20200915073213.12779-1-biwen.li@oss.nxp.com
This commit is contained in:
Biwen Li 2020-09-15 15:32:09 +08:00 committed by Alexandre Belloni
parent 9f8010e71f
commit 35425bafc7
1 changed files with 2 additions and 2 deletions
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4
drivers/rtc/rtc-pcf2127.c
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@ -559,7 +559,7 @@ static int pcf2127_probe(struct device *dev, struct regmap *regmap,
pcf2127->rtc->set_start_time = true; /* Sets actual start to 1970 */ pcf2127->rtc->set_start_time = true; /* Sets actual start to 1970 */
pcf2127->rtc->uie_unsupported = 1; pcf2127->rtc->uie_unsupported = 1;
if (alarm_irq >= 0) { if (alarm_irq > 0) {
ret = devm_request_threaded_irq(dev, alarm_irq, NULL, ret = devm_request_threaded_irq(dev, alarm_irq, NULL,
pcf2127_rtc_irq, pcf2127_rtc_irq,
IRQF_TRIGGER_LOW | IRQF_ONESHOT, IRQF_TRIGGER_LOW | IRQF_ONESHOT,
@ -570,7 +570,7 @@ static int pcf2127_probe(struct device *dev, struct regmap *regmap,
} }
} }
if (alarm_irq >= 0 || device_property_read_bool(dev, "wakeup-source")) { if (alarm_irq > 0 || device_property_read_bool(dev, "wakeup-source")) {
device_init_wakeup(dev, true); device_init_wakeup(dev, true);
pcf2127->rtc->ops = &pcf2127_rtc_alrm_ops; pcf2127->rtc->ops = &pcf2127_rtc_alrm_ops;
} }