Re: Using a GPIO as an interrupt line

[Russell King - ARM Linux admin <linux@xxxxxxxxxxxxxxx>]

On Tue, Nov 19, 2019 at 11:56:19AM +0100, Uwe Kleine-König wrote:
> Having a pin configured as GPIO is the boot default setting for many
> SoCs/pins. So you might get away with not specifying a setting for pin
> 42, but that's not as robust as configuring that explicitly.

If only that was universally true - the LX2160A as an example doesn't
default to GPIO mode... just be very aware of what the documentation,
and, as the saying goes "if there is any doubt, there is no doubt".

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