On Sun, Feb 3, 2019 at 3:42 PM Linus Walleij <linus.walleij@xxxxxxxxxx> wrote: > > This adds device tree bindings for the IXP4xx interrupt > controller. It's a standard 2-cell controller. Not required, but writing as a schema would be great. Looks like it would be straight forward. > Cc: Marc Zyngier <marc.zyngier@xxxxxxx> > Cc: Jason Cooper <jason@xxxxxxxxxxxxxx> > Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> > Cc: devicetree@xxxxxxxxxxxxxxx > Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx> > --- > irqchip maintainers: I am requesting an ACK for this once > you're happy with the bindings, as I intend to merge all of > this IXP4xx rework through ARM SoC. > --- > .../intel,ixp4xx-interrupt.txt | 33 +++++++++++++++++++ > MAINTAINERS | 1 + > 2 files changed, 34 insertions(+) > create mode 100644 Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt > > diff --git a/Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt b/Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt > new file mode 100644 > index 000000000000..70ee93b9a6c0 > --- /dev/null > +++ b/Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt > @@ -0,0 +1,33 @@ > +* Intel IXP4xx XScale Networking Processors Interrupt Controller > + > +This interrupt controller is found in the Intel IXP4xx processors. > +Some processors have 32 interrupts, some have up to 64 interrupts. > +The exact number of interrupts is determined from the compatible > +string. > + > +The distinct IXP4xx families with different interrupt controller > +variations are IXP42x, IXP43x, IXP45x and IXP46x. Those four > +families were the only ones to reach the developer and consumer > +market. > + > +Required properties: > +- compatible: must be one of > + "intel,ixp42x-interrupt" > + "intel,ixp43x-interrupt" > + "intel,ixp45x-interrupt" > + "intel,ixp46x-interrupt" While we normally don't allow wildcards, I'm guessing this is all so old^W mature that it will be fine. Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
