On Mon, Jun 3, 2013 at 5:05 AM, Vineet Gupta <Vineet.Gupta1@xxxxxxxxxxxx> wrote: > On 06/01/2013 03:48 AM, Grant Likely wrote: >> If I were working on this system I'd drop the >> snps,arc700-intc node entirely and have a single abilis,tb10x-intc that >> encapsulated the properties of both (you would of course want to share >> handler functions for the 'normal' inputs without the custom features). >> That would eliminate the goofyness of listing 27 separate interrupts in >> the abilis,tb10x-ictl interrupts property. > > But how is this different from other systems with a primary in-core intc and a > cascaded external intc. How do they do it. I guess I need to read up more on this. Usually cascaded irq controllers have multiple irqs multiplexed onto a single irq on the parent controller. It's the 1:1 situation that makes this controller odd. g, -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html