From 4be1f6bbd1e968ab02653c28eababd9480dfff77 Mon Sep 17 00:00:00 2001 From: Heiko Stübner Date: Sat, 13 Jun 2015 12:34:04 +0200 Subject: rtc: hym8563: make the irq optional Sometimes the irq line is not connected to any soc-pin. This does not hinder basic timekeeping functionality of the rtc, so probe should not fail in this case. Signed-off-by: Heiko Stuebner Signed-off-by: Alexandre Belloni --- drivers/rtc/rtc-hym8563.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) (limited to 'drivers/rtc') diff --git a/drivers/rtc/rtc-hym8563.c b/drivers/rtc/rtc-hym8563.c index 0f710e98538f..e9da7959d3fe 100644 --- a/drivers/rtc/rtc-hym8563.c +++ b/drivers/rtc/rtc-hym8563.c @@ -548,14 +548,16 @@ static int hym8563_probe(struct i2c_client *client, return ret; } - ret = devm_request_threaded_irq(&client->dev, client->irq, - NULL, hym8563_irq, - IRQF_TRIGGER_LOW | IRQF_ONESHOT, - client->name, hym8563); - if (ret < 0) { - dev_err(&client->dev, "irq %d request failed, %d\n", - client->irq, ret); - return ret; + if (client->irq > 0) { + ret = devm_request_threaded_irq(&client->dev, client->irq, + NULL, hym8563_irq, + IRQF_TRIGGER_LOW | IRQF_ONESHOT, + client->name, hym8563); + if (ret < 0) { + dev_err(&client->dev, "irq %d request failed, %d\n", + client->irq, ret); + return ret; + } } /* check state of calendar information */ -- cgit v1.2.3-59-g8ed1b