dt-bindings: interconnect: split SM8450 to own schema

SM8450 comes with interconnects having and missing IO address space, and
variable number of clocks, so split it from common file for easier
maintenance and to fix warnings like:

  sm8450-hdk.dtb: interconnect-0: 'reg' is a required property

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230111092637.17946-3-krzysztof.kozlowski@linaro.org
Signed-off-by: Georgi Djakov <djakov@kernel.org>

2 files changed, 124 insertions, 11 deletions

diff --git a/Documentation/devicetree/bindings/interconnect/qcom,rpmh.yaml b/Documentation/devicetree/bindings/interconnect/qcom,rpmh.yaml
index 448829ecf6b6..335836a1b3c4 100644
--- a/Documentation/devicetree/bindings/interconnect/qcom,rpmh.yaml
+++ b/Documentation/devicetree/bindings/interconnect/qcom,rpmh.yaml
@@ -97,17 +97,6 @@ properties:
       - qcom,sm8350-mmss-noc
       - qcom,sm8350-compute-noc
       - qcom,sm8350-system-noc
-      - qcom,sm8450-aggre1-noc
-      - qcom,sm8450-aggre2-noc
-      - qcom,sm8450-clk-virt
-      - qcom,sm8450-config-noc
-      - qcom,sm8450-gem-noc
-      - qcom,sm8450-lpass-ag-noc
-      - qcom,sm8450-mc-virt
-      - qcom,sm8450-mmss-noc
-      - qcom,sm8450-nsp-noc
-      - qcom,sm8450-pcie-anoc
-      - qcom,sm8450-system-noc
 
   '#interconnect-cells': true
 
diff --git a/Documentation/devicetree/bindings/interconnect/qcom,sm8450-rpmh.yaml b/Documentation/devicetree/bindings/interconnect/qcom,sm8450-rpmh.yaml
new file mode 100644
index 000000000000..3cff7e662255
--- /dev/null
+++ b/Documentation/devicetree/bindings/interconnect/qcom,sm8450-rpmh.yaml
@@ -0,0 +1,124 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interconnect/qcom,sm8450-rpmh.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm RPMh Network-On-Chip Interconnect on SM8450
+
+maintainers:
+  - Bjorn Andersson <andersson@kernel.org>
+  - Konrad Dybcio <konrad.dybcio@linaro.org>
+
+description: |
+  RPMh interconnect providers support system bandwidth requirements through
+  RPMh hardware accelerators known as Bus Clock Manager (BCM).
+
+  See also:: include/dt-bindings/interconnect/qcom,sm8450.h
+
+properties:
+  compatible:
+    enum:
+      - qcom,sm8450-aggre1-noc
+      - qcom,sm8450-aggre2-noc
+      - qcom,sm8450-clk-virt
+      - qcom,sm8450-config-noc
+      - qcom,sm8450-gem-noc
+      - qcom,sm8450-lpass-ag-noc
+      - qcom,sm8450-mc-virt
+      - qcom,sm8450-mmss-noc
+      - qcom,sm8450-nsp-noc
+      - qcom,sm8450-pcie-anoc
+      - qcom,sm8450-system-noc
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    minItems: 1
+    maxItems: 4
+
+required:
+  - compatible
+
+allOf:
+  - $ref: qcom,rpmh-common.yaml#
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,sm8450-clk-virt
+              - qcom,sm8450-mc-virt
+    then:
+      properties:
+        reg: false
+    else:
+      required:
+        - reg
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,sm8450-aggre1-noc
+    then:
+      properties:
+        clocks:
+          items:
+            - description: aggre UFS PHY AXI clock
+            - description: aggre USB3 PRIM AXI clock
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,sm8450-aggre2-noc
+    then:
+      properties:
+        clocks:
+          items:
+            - description: aggre-NOC PCIe 0 AXI clock
+            - description: aggre-NOC PCIe 1 AXI clock
+            - description: aggre UFS PHY AXI clock
+            - description: RPMH CC IPA clock
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,sm8450-aggre1-noc
+              - qcom,sm8450-aggre2-noc
+    then:
+      required:
+        - clocks
+    else:
+      properties:
+        clocks: false
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,gcc-sm8450.h>
+    #include <dt-bindings/clock/qcom,rpmh.h>
+
+    interconnect-0 {
+        compatible = "qcom,sm8450-clk-virt";
+        #interconnect-cells = <2>;
+        qcom,bcm-voters = <&apps_bcm_voter>;
+    };
+
+    interconnect@1700000 {
+        compatible = "qcom,sm8450-aggre2-noc";
+        reg = <0x01700000 0x31080>;
+        #interconnect-cells = <2>;
+        qcom,bcm-voters = <&apps_bcm_voter>;
+        clocks = <&gcc GCC_AGGRE_NOC_PCIE_0_AXI_CLK>,
+                 <&gcc GCC_AGGRE_NOC_PCIE_1_AXI_CLK>,
+                 <&gcc GCC_AGGRE_UFS_PHY_AXI_CLK>,
+                 <&rpmhcc RPMH_IPA_CLK>;
+    };