linux-kernel - [PATCH 3/7] dt-bindings: PCI: qcom: Add IPQ9574 PCIe controller

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Date: Tue,  2 Apr 2024 14:25:51 -0500
From: Alexandru Gagniuc <mr.nuke.me@...il.com>
To: Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Krzysztof Wilczyński <kw@...ux.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc: ansuelsmth@...il.com,
	robimarko@...il.com,
	Alexandru Gagniuc <mr.nuke.me@...il.com>,
	linux-arm-msm@...r.kernel.org,
	linux-pci@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 3/7] dt-bindings: PCI: qcom: Add IPQ9574 PCIe controller

IPQ9574 has PCIe controllers which are almost identical to IPQ6018.
The only difference is that the "iface" clock is not required.
Document this difference along with the compatible string.

Signed-off-by: Alexandru Gagniuc <mr.nuke.me@...il.com>
---
 .../devicetree/bindings/pci/qcom,pcie.yaml    | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
index cf9a6910b542..6eb29547c18e 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-sdm845
@@ -383,6 +384,35 @@ allOf:
             - const: axi_s # AXI Slave clock
             - const: axi_bridge # AXI bridge clock
             - const: rchng
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,pcie-ipq9574
+    then:
+      properties:
+        clocks:
+          minItems: 4
+          maxItems: 4
+        clock-names:
+          items:
+            - const: axi_m # AXI Master clock
+            - const: axi_s # AXI Slave clock
+            - const: axi_bridge # AXI bridge clock
+            - const: rchng
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,pcie-ipq6018
+              - qcom,pcie-ipq8074-gen3
+              - qcom,pcie-ipq9574
+    then:
+      properties:
         resets:
           minItems: 8
           maxItems: 8
@@ -507,6 +537,7 @@ allOf:
                 - qcom,pcie-ipq8064v2
                 - qcom,pcie-ipq8074
                 - qcom,pcie-ipq8074-gen3
+                - qcom,pcie-ipq9574
                 - qcom,pcie-qcs404
     then:
       required:
@@ -566,6 +597,7 @@ allOf:
               - qcom,pcie-ipq8064-v2
               - qcom,pcie-ipq8074
               - qcom,pcie-ipq8074-gen3
+              - qcom,pcie-ipq9574
               - qcom,pcie-qcs404
     then:
       properties:
-- 
2.40.1