Messages in this thread | | | From | Chen-Yu Tsai <> | Date | Tue, 2 Feb 2021 15:58:38 +0800 | Subject | Re: [linux-sunxi] Re: [PATCH v5 06/20] mfd: axp20x: Allow AXP chips without interrupt lines |
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On Thu, Jan 28, 2021 at 6:15 PM Maxime Ripard <maxime@cerno.tech> wrote: > > 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@arm.com> > > Acked-by: Maxime Ripard <mripard@kernel.org>
Acked-by: Chen-Yu Tsai <wens@csie.org>
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