Hi Rob, On 07/24/2018 01:13 AM, Rob Herring wrote: > 'interrupt-parent' is often documented as part of define bindings, but > it is really outside the scope of a device binding. It's never required > in a given node as it is often inherited from a parent node. Or it can > be implicit if a parent node is an 'interrupt-controller' node. So > remove it from all the binding files. > > Cc: Mark Rutland <mark.rutland@xxxxxxx> > Cc: devicetree@xxxxxxxxxxxxxxx > Signed-off-by: Rob Herring <robh@xxxxxxxxxx> > --- [snip] > diff --git a/Documentation/devicetree/bindings/interrupt-controller/nxp,lpc3220-mic.txt b/Documentation/devicetree/bindings/interrupt-controller/nxp,lpc3220-mic.txt > index 38211f344dc8..0bfb3ba55f4c 100644 > --- a/Documentation/devicetree/bindings/interrupt-controller/nxp,lpc3220-mic.txt > +++ b/Documentation/devicetree/bindings/interrupt-controller/nxp,lpc3220-mic.txt > @@ -14,8 +14,6 @@ Required properties: > Reset value is IRQ_TYPE_LEVEL_LOW. > > Optional properties: > -- interrupt-parent: empty for MIC interrupt controller, link to parent > - MIC interrupt controller for SIC1 and SIC2 > - interrupts: empty for MIC interrupt controller, cascaded MIC > hardware interrupts for SIC1 and SIC2 > I would rather ask you to keep the property here, it is optional in sense that its presence distinguishes MIC and SIC types of interrupt controllers. -- Best wishes, Vladimir -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html