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author | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2023-01-23 21:02:12 +0100 |
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committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2023-02-01 09:13:35 +0100 |
commit | 3542db1d1fd62f75eb69079d219d88170626444f (patch) | |
tree | 3fb0926fd1483975d7ca6d28b1cee1092001105f /drivers/rtc/rtc-pcf8523.c | |
parent | 7e815272c8d0922ad1d0def11496ac63fa71fa78 (diff) | |
download | linux-3542db1d1fd62f75eb69079d219d88170626444f.tar.gz linux-3542db1d1fd62f75eb69079d219d88170626444f.tar.bz2 linux-3542db1d1fd62f75eb69079d219d88170626444f.zip |
rtc: pcf8523: use IRQ flags obtained from fwnode
Allow the IRQ type to be passed from the device tree if available as there
may be components changing the trigger type of the interrupt between the
RTC and the IRQ controller.
Link: https://lore.kernel.org/r/20230123200217.1236011-7-alexandre.belloni@bootlin.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc/rtc-pcf8523.c')
-rw-r--r-- | drivers/rtc/rtc-pcf8523.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-pcf8523.c b/drivers/rtc/rtc-pcf8523.c index 92de99f11a7a..2e111cdb94f7 100644 --- a/drivers/rtc/rtc-pcf8523.c +++ b/drivers/rtc/rtc-pcf8523.c @@ -445,13 +445,18 @@ static int pcf8523_probe(struct i2c_client *client) clear_bit(RTC_FEATURE_UPDATE_INTERRUPT, rtc->features); if (client->irq > 0) { + unsigned long irqflags = IRQF_TRIGGER_LOW; + + if (dev_fwnode(&client->dev)) + irqflags = 0; + err = regmap_write(pcf8523->regmap, PCF8523_TMR_CLKOUT_CTRL, 0x38); if (err < 0) return err; err = devm_request_threaded_irq(&client->dev, client->irq, NULL, pcf8523_irq, - IRQF_SHARED | IRQF_ONESHOT | IRQF_TRIGGER_LOW, + IRQF_SHARED | IRQF_ONESHOT | irqflags, dev_name(&rtc->dev), pcf8523); if (err) return err; |