From: Andreas Kemnade Date: Sat, 15 May 2021 20:55:18 +0000 (+0200) Subject: mfd: rn5t618: Fix IRQ trigger by changing it to level mode X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a1649a5260631979c68e5b2012f60f90300e646f;p=linux.git mfd: rn5t618: Fix IRQ trigger by changing it to level mode During more massive generation of interrupts, the IRQ got stuck, and the subdevices did not see any new interrupts. That happens especially at wonky USB supply in combination with ADC reads. To fix that trigger the IRQ at level low instead of falling edge. Fixes: 0c81604516af ("mfd: rn5t618: Add IRQ support") Signed-off-by: Andreas Kemnade Signed-off-by: Lee Jones --- diff --git a/drivers/mfd/rn5t618.c b/drivers/mfd/rn5t618.c index 6ed04e6dbc783..384acb4594272 100644 --- a/drivers/mfd/rn5t618.c +++ b/drivers/mfd/rn5t618.c @@ -107,7 +107,7 @@ static int rn5t618_irq_init(struct rn5t618 *rn5t618) ret = devm_regmap_add_irq_chip(rn5t618->dev, rn5t618->regmap, rn5t618->irq, - IRQF_TRIGGER_FALLING | IRQF_ONESHOT, + IRQF_TRIGGER_LOW | IRQF_ONESHOT, 0, irq_chip, &rn5t618->irq_data); if (ret) dev_err(rn5t618->dev, "Failed to register IRQ chip\n");