gpio: mcp23s08: request a shared interrupt

Request a shared interrupt when requesting a mcp23s08 GPIO interrupt. Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
git-mirror · Nov 27, 2014 · 9c0b04b · 9c0b04b
1 parent 1c649f4
commit 9c0b04b
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c
@@ -485,7 +485,8 @@ static int mcp23s08_irq_setup(struct mcp23s08 *mcp)
 		return -ENODEV;
 
 	err = devm_request_threaded_irq(chip->dev, mcp->irq, NULL, mcp23s08_irq,
-					IRQF_TRIGGER_LOW | IRQF_ONESHOT,
+					IRQF_TRIGGER_LOW | IRQF_ONESHOT |
+					IRQF_SHARED,
 					dev_name(chip->dev), mcp);
 	if (err != 0) {
 		dev_err(chip->dev, "unable to request IRQ#%d: %d\n",