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From:   Devi Priya <quic_devipriy@quicinc.com>
To:     <agross@kernel.org>, <andersson@kernel.org>,
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CC:     <quic_srichara@quicinc.com>, <quic_sjaganat@quicinc.com>,
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Subject: [PATCH V4 3/6] dt-bindings: PCI: qcom: Add IPQ9574
Date:   Fri, 19 May 2023 14:32:16 +0530
Message-ID: <20230519090219.15925-4-quic_devipriy@quicinc.com>
In-Reply-To: <20230519090219.15925-1-quic_devipriy@quicinc.com>
References: <20230519090219.15925-1-quic_devipriy@quicinc.com>
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Add bindings for PCIe hosts on IPQ9574 platform and allow
msi-parent property.

Signed-off-by: Devi Priya <quic_devipriy@quicinc.com>
---
 Changes in V4:
	- Dropped msi-parent from anyOf: as msi-parent and msi-map
	  cannot coexist and added it specific to ipq9574

 .../devicetree/bindings/pci/qcom,pcie.yaml    | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
index 81971be4e554..af5c7a390df1 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
@@ -171,6 +174,7 @@ allOf:
             enum:
               - qcom,pcie-ipq6018
               - qcom,pcie-ipq8074-gen3
+              - qcom,pcie-ipq9574
     then:
       properties:
         reg:
@@ -382,6 +386,39 @@ 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 +804,7 @@ allOf:
                 - qcom,pcie-ipq8064v2
                 - qcom,pcie-ipq8074
                 - qcom,pcie-ipq8074-gen3
+                - qcom,pcie-ipq9574
                 - qcom,pcie-qcs404
     then:
       required:
@@ -862,6 +900,16 @@ allOf:
           items:
             - const: msi
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,pcie-ipq9574
+    then:
+      required:
+        - msi-parent
+
 unevaluatedProperties: false
 
 examples:
-- 
2.17.1