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 Acked-by: Maxime Ripard Maxime