Messages in this thread | | | Subject | Re: [PATCH] spi: bcm2835: Enable shared interrupt support | From | Florian Fainelli <> | Date | Thu, 28 May 2020 12:00:32 -0700 |
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On 5/28/20 11:58 AM, Nicolas Saenz Julienne wrote: > From: Martin Sperl <kernel@martin.sperl.org> > > bcm2711, Rasberry Pi 4's SoC, shares one interrupt for multiple > instances of the bcm2835 SPI controller. So this enables shared > interrupt support for them. > > The early bail out in the interrupt routine avoids messing with buffers > of transfers being done by other means. Otherwise, the driver can handle > receiving interrupts asserted by other controllers during an IRQ based > transfer. > > Signed-off-by: Martin Sperl <kernel@martin.sperl.org> > Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Thanks Nicolas, we have been using this patch on 7211 (which is very similar to 2711):
Tested-by: Florian Fainelli <f.fainelli@gmail.com> Acked-by: Florian Fainelli <f.fainelli@gmail.com> -- Florian
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