On 23/01/18 17:56, Lina Iyer wrote: > From: Archana Sathyakumar <[email protected]> > > Add device binding documentation for the PDC Interrupt controller on > QCOM SoC's like the SDM845. The interrupt-controller can be used to > sense edge low interrupts and wakeup interrupts when the GIC is > non-operational. > > Cc: [email protected] > Signed-off-by: Archana Sathyakumar <[email protected]> > Signed-off-by: Lina Iyer <[email protected]> > --- > .../bindings/interrupt-controller/qcom,pdc.txt | 55 > ++++++++++++++++++++++ > 1 file changed, 55 insertions(+) > create mode 100644 > Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.txt > > diff --git > a/Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.txt > b/Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.txt > new file mode 100644 > index 000000000000..c4592bbf678d > --- /dev/null > +++ b/Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.txt > @@ -0,0 +1,55 @@ > +PDC interrupt controller > + > +Qualcomm Technologies Inc. SoCs based on the RPM Hardened archicture have a > +Power Domain Controller (PDC) that is on always-on domain. In addition to > +providing power control for the power domains, the hardware also has an > +interrupt controller that can be used to help detect edge low interrupts as > +well detect interrupts when the GIC is non-operational. > + > +GIC is parent interrupt controller at the highest level. Platform interrupt > +controller PDC is next in hierarchy, followed by others.
> This driver only configures the interrupts, does not handle them. Not sure if the above statement belongs to the binding. -- Regards, Sudeep
