[PATCH 0/2] Add bcm2835aux interrupt controller

Phil Elwell phil at raspberrypi.org
Wed Jun 7 13:55:27 PDT 2017

On 07/06/2017 21:37, Stefan Wahren wrote:
> Hi Phil,
>> Phil Elwell <phil at raspberrypi.org> hat am 7. Juni 2017 um 13:11 geschrieben:
>> Devices in the AUX block share a common interrupt line, with a register
>> indicating which devices have active IRQs. Expose this as a nested
>> interrupt controller to avoid IRQ sharing problems (easily observed if
>> UART1 and SPI1/2 are enabled simultaneously).
>> The interrupt functionality could arguably be forked off as a separate
>> irqchip driver, but the clock driver has already claimed the AUX_IRQ
>> register so some driver and DT surgery would still be required.
>> Eric Anholt thought that including it here is reasonable, but I'm
>> prepared to split it out if this is considered too hacky.
> in order to give the maintainers (e.g. irqchip) a chance, they should be included into CC.

Will do.

>> Phil Elwell (2):
>>   clk: bcm2835: Add AUX interrupt controller
> Either way the dt-binding must be updated as a separate patch. So Rob can review it.

Thanks, Stefan - I'll add that to v2.


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