Request a shared interrupt when requesting a mcp23s08 GPIO interrupt.
Signed-off-by: Alexander Stein <alexander.st...@systec-electronic.com>
---
drivers/gpio/gpio-mcp23s08.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c
index d5e9586..9295b6e 100644
--- 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",
--
2.0.4
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