linux-kernel - [PATCH v2 3/4] dt-bindings: interconnect: add clock property to configure QoS on SC7280

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Date: Mon, 5 Feb 2024 20:26:05 +0530
From: Odelu Kukatla <quic_okukatla@...cinc.com>
To: <djakov@...nel.org>
CC: <rafael@...nel.org>, <corbet@....net>, <linux-pm@...r.kernel.org>,
        <linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <quic_okukatla@...cinc.com>, <quic_viveka@...cinc.com>,
        <peterz@...radead.org>, <quic_mdtipton@...cinc.com>,
        <linux-arm-msm@...r.kernel.org>, <konrad.dybcio@...aro.org>,
        <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v2 3/4] dt-bindings: interconnect: add clock property to configure QoS on SC7280

Added clock property to enable clocks required for accessing
qos registers.

Signed-off-by: Odelu Kukatla <quic_okukatla@...cinc.com>
---
 .../interconnect/qcom,sc7280-rpmh.yaml        | 49 +++++++++++++++++++
 1 file changed, 49 insertions(+)

diff --git a/Documentation/devicetree/bindings/interconnect/qcom,sc7280-rpmh.yaml b/Documentation/devicetree/bindings/interconnect/qcom,sc7280-rpmh.yaml
index b135597d9489..758a6e924037 100644
--- a/Documentation/devicetree/bindings/interconnect/qcom,sc7280-rpmh.yaml
+++ b/Documentation/devicetree/bindings/interconnect/qcom,sc7280-rpmh.yaml
@@ -53,10 +53,50 @@ allOf:
       required:
         - reg
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,sc7280-aggre1-noc
+    then:
+      properties:
+        clocks:
+          items:
+            - description: aggre UFS PHY AXI clock
+            - description: aggre USB3 PRIM AXI clock
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,sc7280-aggre2-noc
+    then:
+      properties:
+        clocks:
+          items:
+            - description: RPMH CC IPA clock
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,sc7280-aggre1-noc
+              - qcom,sc7280-aggre2-noc
+    then:
+      required:
+        - clocks
+    else:
+      properties:
+        clocks: false
+
 unevaluatedProperties: false
 
 examples:
   - |
+    #include <dt-bindings/clock/qcom,gcc-sc7280.h>
     interconnect {
         compatible = "qcom,sc7280-clk-virt";
         #interconnect-cells = <2>;
@@ -69,3 +109,12 @@ examples:
         #interconnect-cells = <2>;
         qcom,bcm-voters = <&apps_bcm_voter>;
     };
+
+    interconnect@...0000 {
+        reg = <0x016e0000 0x1c080>;
+        compatible = "qcom,sc7280-aggre1-noc";
+        #interconnect-cells = <2>;
+        qcom,bcm-voters = <&apps_bcm_voter>;
+        clocks = <&gcc GCC_AGGRE_UFS_PHY_AXI_CLK>,
+                 <&gcc GCC_AGGRE_USB3_PRIM_AXI_CLK>;
+    };
-- 
2.17.1