On Wed, Nov 01, 2023 at 12:01:09PM +0800, Ziqi Chen wrote: > The Message Signaled Interrupt (MSI) has been used > by UFS driver since the MCQ be enabled. Hence in UFS > DT node, we need to give the msi-parent property that > point to the hardware entity that serves as the MSI > controller for this UFS controller. > > Signed-off-by: Ziqi Chen <quic_ziqichen@xxxxxxxxxxx> > --- > Documentation/devicetree/bindings/ufs/qcom,ufs.yaml | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml b/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml > index 462ead5..d2f505a 100644 > --- a/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml > +++ b/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml > @@ -103,6 +103,8 @@ properties: > description: > GPIO connected to the RESET pin of the UFS memory device. > > + msi-parent: true > + This property is not Qcom specific. So this should be part of ufs-common.yaml. - Mani > required: > - compatible > - reg > @@ -318,5 +320,6 @@ examples: > <0 0>, > <0 0>; > qcom,ice = <&ice>; > + msi-parent = <&gic_its 0x60>; > }; > }; > -- > 2.7.4 > -- மணிவண்ணன் சதாசிவம்
