Re: [PATCH v5 06/20] mfd: axp20x: Allow AXP chips without interrupt lines

[Maxime Ripard]

On Wed, Jan 27, 2021 at 05:24:46PM +0000, Andre Przywara wrote:
> Currently the AXP chip requires to have its IRQ line connected to some
> interrupt controller, and will fail probing when this is not the case.
> 
> On a new Allwinner SoC (H616) there is no NMI pin anymore, and at
> least one board does not connect the AXP's IRQ pin to anything else,
> so the interrupt functionality of the AXP chip is simply not available.
> 
> Check whether the interrupt line number returned by the platform code is
> valid, before trying to register the irqchip. If not, we skip this
> registration, to avoid the driver to bail out completely.
> 
> Signed-off-by: Andre Przywara <andre.przywara@xxxxxxx>

Acked-by: Maxime Ripard <mripard@xxxxxxxxxx>

Maxime

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