Messages in this thread | | | Date | Mon, 10 Jun 2013 15:54:20 +0200 | Subject | Re: [PATCH 2/4] pinctrl: sunxi: Add external interrupts support | From | Linus Walleij <> |
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On Sat, Jun 8, 2013 at 12:05 PM, Maxime Ripard <maxime.ripard@free-electrons.com> wrote:
> The port controller IP found in the Allwinner A10 and A13 can use few of > the pins it manage as an interrupt source, called external interrupts in > the datasheet. > > The number of these external interrupts are SoCs specific, but the > current upper limit is 32. In order to work, the external interrupts' > pins have to be muxed to a specific function to generate an interrupt. > > This patch adds the irqchip and the needed logic to use the PIO > controller as an interrupt controller. > > Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Pretty complicated but I think I understand it at last...
Patch applied.
Yours, Linus Walleij
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