On Thu, Jun 18, 2015 at 12:19:04PM +0200, Noralf Trønnes wrote: > There is also an aux mini uart that shares interrupt with spi1/2. > The AUXIRQ register determines the interrupt source. How should this > sharing be done? This uart is really only useful on the Compute Module > since it's pins overlap the pl011 uart pins on the other boards. > This is how the mini uart is used/setup downstream: > https://github.com/raspberrypi/linux/pull/1008
Linux supports shared interrupts perfectly fine, though it sounds like this is actually a cascaded interrupt (the demux is another interrupt controller) which we also support just fine.
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