| Message ID | 20230421124938.21974-4-quic_devipriy@quicinc.com |
|---|---|
| State | New |
| Headers | show |
| Series | Add PCIe support for IPQ9574 | expand |
On Fri, Apr 21, 2023 at 06:19:35PM +0530, Devi Priya wrote: > Add bindings for PCIe hosts on IPQ9574 platform and allow > msi-parent property. Go see the long discussion about why msi-parent with msi-map is wrong. If something changed, explain that here. > > Signed-off-by: Devi Priya <quic_devipriy@quicinc.com> > --- > Changes in V3: > - Rebased on linux-next/master > > .../devicetree/bindings/pci/qcom,pcie.yaml | 40 +++++++++++++++++++ > 1 file changed, 40 insertions(+) > > diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml > index 81971be4e554..a92cecc5fe6f 100644 > --- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml > +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml > @@ -26,6 +26,7 @@ properties: > - qcom,pcie-ipq8064-v2 > - qcom,pcie-ipq8074 > - qcom,pcie-ipq8074-gen3 > + - qcom,pcie-ipq9574 > - qcom,pcie-msm8996 > - qcom,pcie-qcs404 > - qcom,pcie-sa8540p > @@ -113,6 +114,8 @@ properties: > power-domains: > maxItems: 1 > > + msi-parent: true > + > perst-gpios: > description: GPIO controlled connection to PERST# signal > maxItems: 1 > @@ -138,6 +141,8 @@ anyOf: > - required: > - msi-map > - msi-map-mask > + - required: > + - msi-parent > > allOf: > - $ref: /schemas/pci/pci-bus.yaml# > @@ -171,6 +176,7 @@ allOf: > enum: > - qcom,pcie-ipq6018 > - qcom,pcie-ipq8074-gen3 > + - qcom,pcie-ipq9574 > then: > properties: > reg: > @@ -382,6 +388,39 @@ allOf: > - const: ahb # AHB Reset > - const: axi_m_sticky # AXI Master Sticky reset > > + - if: > + properties: > + compatible: > + contains: > + enum: > + - qcom,pcie-ipq9574 > + then: > + properties: > + clocks: > + minItems: 6 > + maxItems: 6 > + clock-names: > + items: > + - const: ahb # AHB clock > + - const: aux # Auxiliary clock > + - const: axi_m # AXI Master clock > + - const: axi_s # AXI Slave clock > + - const: axi_bridge # AXI bridge clock > + - const: rchng > + resets: > + minItems: 8 > + maxItems: 8 > + reset-names: > + items: > + - const: pipe # PIPE reset > + - const: sticky # Core Sticky reset > + - const: axi_s_sticky # AXI Slave Sticky reset > + - const: axi_s # AXI Slave reset > + - const: axi_m_sticky # AXI Master Sticky reset > + - const: axi_m # AXI Master reset > + - const: aux # AUX Reset > + - const: ahb # AHB Reset > + > - if: > properties: > compatible: > @@ -767,6 +806,7 @@ allOf: > - qcom,pcie-ipq8064v2 > - qcom,pcie-ipq8074 > - qcom,pcie-ipq8074-gen3 > + - qcom,pcie-ipq9574 > - qcom,pcie-qcs404 > then: > required: > -- > 2.17.1 >
diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml index 81971be4e554..a92cecc5fe6f 100644 --- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml @@ -26,6 +26,7 @@ properties: - qcom,pcie-ipq8064-v2 - qcom,pcie-ipq8074 - qcom,pcie-ipq8074-gen3 + - qcom,pcie-ipq9574 - qcom,pcie-msm8996 - qcom,pcie-qcs404 - qcom,pcie-sa8540p @@ -113,6 +114,8 @@ properties: power-domains: maxItems: 1 + msi-parent: true + perst-gpios: description: GPIO controlled connection to PERST# signal maxItems: 1 @@ -138,6 +141,8 @@ anyOf: - required: - msi-map - msi-map-mask + - required: + - msi-parent allOf: - $ref: /schemas/pci/pci-bus.yaml# @@ -171,6 +176,7 @@ allOf: enum: - qcom,pcie-ipq6018 - qcom,pcie-ipq8074-gen3 + - qcom,pcie-ipq9574 then: properties: reg: @@ -382,6 +388,39 @@ allOf: - const: ahb # AHB Reset - const: axi_m_sticky # AXI Master Sticky reset + - if: + properties: + compatible: + contains: + enum: + - qcom,pcie-ipq9574 + then: + properties: + clocks: + minItems: 6 + maxItems: 6 + clock-names: + items: + - const: ahb # AHB clock + - const: aux # Auxiliary clock + - const: axi_m # AXI Master clock + - const: axi_s # AXI Slave clock + - const: axi_bridge # AXI bridge clock + - const: rchng + resets: + minItems: 8 + maxItems: 8 + reset-names: + items: + - const: pipe # PIPE reset + - const: sticky # Core Sticky reset + - const: axi_s_sticky # AXI Slave Sticky reset + - const: axi_s # AXI Slave reset + - const: axi_m_sticky # AXI Master Sticky reset + - const: axi_m # AXI Master reset + - const: aux # AUX Reset + - const: ahb # AHB Reset + - if: properties: compatible: @@ -767,6 +806,7 @@ allOf: - qcom,pcie-ipq8064v2 - qcom,pcie-ipq8074 - qcom,pcie-ipq8074-gen3 + - qcom,pcie-ipq9574 - qcom,pcie-qcs404 then: required:
Add bindings for PCIe hosts on IPQ9574 platform and allow msi-parent property. Signed-off-by: Devi Priya <quic_devipriy@quicinc.com> --- Changes in V3: - Rebased on linux-next/master .../devicetree/bindings/pci/qcom,pcie.yaml | 40 +++++++++++++++++++ 1 file changed, 40 insertions(+)