platform/chrome: cros_ec_lpc: Use platform_get_irq_optional() for optional IRQs

As platform_get_irq() now prints an error when the interrupt does not
exist, use platform_get_irq_optional() to get the IRQ which is optional
to avoid below error message during probe:

  [    5.113502] cros_ec_lpcs GOOG0004:00: IRQ index 0 not found

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Reviewed-by: Guenter Roeck <groeck@chromium.org>
This commit is contained in:
Enric Balletbo i Serra 2019-11-29 11:22:54 +01:00
parent 205c9326fd
commit a69b4eebe5

View file

@ -396,7 +396,7 @@ static int cros_ec_lpc_probe(struct platform_device *pdev)
* Some boards do not have an IRQ allotted for cros_ec_lpc,
* which makes ENXIO an expected (and safe) scenario.
*/
irq = platform_get_irq(pdev, 0);
irq = platform_get_irq_optional(pdev, 0);
if (irq > 0)
ec_dev->irq = irq;
else if (irq != -ENXIO) {