gpio: pca953x: request a shared interrupt

Request a shared interrupt when requesting a pca953x GPIO interrupt

Signed-off-by: Toby Smith <toby@tismith.id.au>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 83cc2c8f105f..6398f8a0f40c 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -586,7 +586,8 @@ static int pca953x_irq_setup(struct pca953x_chip *chip,
                                         client->irq,
                                            NULL,
                                            pca953x_irq_handler,
-                                           IRQF_TRIGGER_LOW | IRQF_ONESHOT,
+                                           IRQF_TRIGGER_LOW | IRQF_ONESHOT |
+                                                   IRQF_SHARED,
                                            dev_name(&client->dev), chip);
                 if (ret) {
                         dev_err(&client->dev, "failed to request irq %d\n",