Messages in this thread | | | Date | Thu, 22 Aug 2013 14:53:09 -0600 | From | Stephen Warren <> | Subject | Re: [PATCH v2] gpio: interrupt consistency check for OF GPIO IRQs |
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On 08/21/2013 05:27 PM, Linus Walleij wrote: > On Thu, Aug 22, 2013 at 1:10 AM, Stephen Warren <swarren@wwwdotorg.org> wrote: >>> On Wednesday 21 of August 2013 15:38:54 Lars Poeschel wrote: > >>>> To solve this dilemma, perform an interrupt consistency check >>>> when adding a GPIO chip: if the chip is both gpio-controller and >>>> interrupt-controller, walk all children of the device tree, >> >> It seems a little odd to solve this only for DT. What about the non-DT case? > > DT is the hardware configuration system that lets you request > the same resource in two ways, i.e. it allows one and the same > node to be both gpio-controller and interrupt-controller, and > start handing out the same line as both GPIO and IRQ > independently.
Huh? What stops systems using board files and platform data from having this issue?
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