dt-bindings: phy: migrate QMP PCIe PHY bindings to qcom,sc8280xp-qmp-pcie-phy.yaml

Migrate legacy bindings (described in qcom,ipq8074-qmp-pcie-phy.yaml) to qcom,sc8280xp-qmp-pcie-phy.yaml. This removes a need to declare the child PHY node or split resource regions. Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20230820142035.89903-2-dmitry.baryshkov@linaro.org Signed-off-by: Vinod Koul <vkoul@kernel.org>
2024-09-28 05:12:49 +00:00 · 2023-08-20 17:20:18 +03:00 · 2023-08-20 17:20:18 +03:00 · 505fb25416
commit 505fb25416
parent 9f266c1c73
3 changed files with 161 additions and 246 deletions
--- a/Documentation/devicetree/bindings/phy/qcom,ipq8074-qmp-pcie-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/qcom,ipq8074-qmp-pcie-phy.yaml
@ -13,287 +13,79 @@ description:
  QMP PHY controller supports physical layer functionality for a number of
  controllers on Qualcomm chipsets, such as, PCIe, UFS, and USB.

-  Note that these bindings are for SoCs up to SC8180X. For newer SoCs, see
-  qcom,sc8280xp-qmp-pcie-phy.yaml.
-
 properties:
  compatible:
    enum:
      - qcom,ipq6018-qmp-pcie-phy
      - qcom,ipq8074-qmp-gen3-pcie-phy
      - qcom,ipq8074-qmp-pcie-phy
-      - qcom,msm8998-qmp-pcie-phy
-      - qcom,sc8180x-qmp-pcie-phy
-      - qcom,sdm845-qhp-pcie-phy
-      - qcom,sdm845-qmp-pcie-phy
-      - qcom,sdx55-qmp-pcie-phy
-      - qcom,sm8250-qmp-gen3x1-pcie-phy
-      - qcom,sm8250-qmp-gen3x2-pcie-phy
-      - qcom,sm8250-qmp-modem-pcie-phy
-      - qcom,sm8450-qmp-gen3x1-pcie-phy
-      - qcom,sm8450-qmp-gen4x2-pcie-phy

  reg:
    items:
      - description: serdes

-  "#address-cells":
-    enum: [ 1, 2 ]
-
-  "#size-cells":
-    enum: [ 1, 2 ]
-
-  ranges: true
-
  clocks:
-    minItems: 2
-    maxItems: 4
+    maxItems: 3

  clock-names:
-    minItems: 2
-    maxItems: 4
+    items:
+      - const: aux
+      - const: cfg_ahb
+      - const: pipe

  resets:
-    minItems: 1
    maxItems: 2

  reset-names:
-    minItems: 1
-    maxItems: 2
+    items:
+      - const: phy
+      - const: common

-  vdda-phy-supply: true
+  "#clock-cells":
+    const: 0

-  vdda-pll-supply: true
+  clock-output-names:
+    maxItems: 1

-  vddp-ref-clk-supply: true
-
-patternProperties:
-  "^phy@[0-9a-f]+$":
-    type: object
-    description: single PHY-provider child node
-    properties:
-      reg:
-        minItems: 3
-        maxItems: 6
-
-      clocks:
-        items:
-          - description: PIPE clock
-
-      clock-names:
-        deprecated: true
-        items:
-          - const: pipe0
-
-      "#clock-cells":
-        const: 0
-
-      clock-output-names:
-        maxItems: 1
-
-      "#phy-cells":
-        const: 0
-
-    required:
-      - reg
-      - clocks
-      - "#clock-cells"
-      - clock-output-names
-      - "#phy-cells"
-
-    additionalProperties: false
+  "#phy-cells":
+    const: 0

 required:
  - compatible
  - reg
-  - "#address-cells"
-  - "#size-cells"
-  - ranges
  - clocks
  - clock-names
  - resets
  - reset-names
+  - "#clock-cells"
+  - clock-output-names
+  - "#phy-cells"

 additionalProperties: false

-allOf:
-  - if:
-      properties:
-        compatible:
-          contains:
-            enum:
-              - qcom,msm8998-qmp-pcie-phy
-    then:
-      properties:
-        clocks:
-          maxItems: 3
-        clock-names:
-          items:
-            - const: aux
-            - const: cfg_ahb
-            - const: ref
-        resets:
-          maxItems: 2
-        reset-names:
-          items:
-            - const: phy
-            - const: common
-      required:
-        - vdda-phy-supply
-        - vdda-pll-supply
-
-  - if:
-      properties:
-        compatible:
-          contains:
-            enum:
-              - qcom,ipq6018-qmp-pcie-phy
-              - qcom,ipq8074-qmp-gen3-pcie-phy
-              - qcom,ipq8074-qmp-pcie-phy
-    then:
-      properties:
-        clocks:
-          maxItems: 2
-        clock-names:
-          items:
-            - const: aux
-            - const: cfg_ahb
-        resets:
-          maxItems: 2
-        reset-names:
-          items:
-            - const: phy
-            - const: common
-
-  - if:
-      properties:
-        compatible:
-          contains:
-            enum:
-              - qcom,sc8180x-qmp-pcie-phy
-              - qcom,sdm845-qhp-pcie-phy
-              - qcom,sdm845-qmp-pcie-phy
-              - qcom,sdx55-qmp-pcie-phy
-              - qcom,sm8250-qmp-gen3x1-pcie-phy
-              - qcom,sm8250-qmp-gen3x2-pcie-phy
-              - qcom,sm8250-qmp-modem-pcie-phy
-              - qcom,sm8450-qmp-gen3x1-pcie-phy
-              - qcom,sm8450-qmp-gen4x2-pcie-phy
-    then:
-      properties:
-        clocks:
-          maxItems: 4
-        clock-names:
-          items:
-            - const: aux
-            - const: cfg_ahb
-            - const: ref
-            - const: refgen
-        resets:
-          maxItems: 1
-        reset-names:
-          items:
-            - const: phy
-      required:
-        - vdda-phy-supply
-        - vdda-pll-supply
-
-  - if:
-      properties:
-        compatible:
-          contains:
-            enum:
-              - qcom,sc8180x-qmp-pcie-phy
-              - qcom,sm8250-qmp-gen3x2-pcie-phy
-              - qcom,sm8250-qmp-modem-pcie-phy
-              - qcom,sm8450-qmp-gen4x2-pcie-phy
-    then:
-      patternProperties:
-        "^phy@[0-9a-f]+$":
-          properties:
-            reg:
-              items:
-                - description: TX lane 1
-                - description: RX lane 1
-                - description: PCS
-                - description: TX lane 2
-                - description: RX lane 2
-                - description: PCS_MISC
-
-  - if:
-      properties:
-        compatible:
-          contains:
-            enum:
-              - qcom,sdm845-qmp-pcie-phy
-              - qcom,sdx55-qmp-pcie-phy
-              - qcom,sm8250-qmp-gen3x1-pcie-phy
-              - qcom,sm8450-qmp-gen3x1-pcie-phy
-    then:
-      patternProperties:
-        "^phy@[0-9a-f]+$":
-          properties:
-            reg:
-              items:
-                - description: TX
-                - description: RX
-                - description: PCS
-                - description: PCS_MISC
-
-  - if:
-      properties:
-        compatible:
-          contains:
-            enum:
-              - qcom,ipq6018-qmp-pcie-phy
-              - qcom,ipq8074-qmp-pcie-phy
-              - qcom,msm8998-qmp-pcie-phy
-              - qcom,sdm845-qhp-pcie-phy
-    then:
-      patternProperties:
-        "^phy@[0-9a-f]+$":
-          properties:
-            reg:
-              items:
-                - description: TX
-                - description: RX
-                - description: PCS
-
 examples:
  - |
-    #include <dt-bindings/clock/qcom,gcc-sm8250.h>
-    phy-wrapper@1c0e000 {
-        compatible = "qcom,sm8250-qmp-gen3x2-pcie-phy";
-        reg = <0x01c0e000 0x1c0>;
-        #address-cells = <1>;
-        #size-cells = <1>;
-        ranges = <0x0 0x01c0e000 0x1000>;
+    #include <dt-bindings/clock/qcom,gcc-ipq6018.h>
+    #include <dt-bindings/reset/qcom,gcc-ipq6018.h>

-        clocks = <&gcc GCC_PCIE_PHY_AUX_CLK>,
-                 <&gcc GCC_PCIE_1_CFG_AHB_CLK>,
-                 <&gcc GCC_PCIE_WIGIG_CLKREF_EN>,
-                 <&gcc GCC_PCIE1_PHY_REFGEN_CLK>;
-        clock-names = "aux", "cfg_ahb", "ref", "refgen";
+    phy@84000 {
+        compatible = "qcom,ipq6018-qmp-pcie-phy";
+        reg = <0x0 0x00084000 0x0 0x1000>;

-        resets = <&gcc GCC_PCIE_1_PHY_BCR>;
-        reset-names = "phy";
+        clocks = <&gcc GCC_PCIE0_AUX_CLK>,
+                 <&gcc GCC_PCIE0_AHB_CLK>,
+                 <&gcc GCC_PCIE0_PIPE_CLK>;
+        clock-names = "aux",
+                      "cfg_ahb",
+                      "pipe";

-        vdda-phy-supply = <&vreg_l10c_0p88>;
-        vdda-pll-supply = <&vreg_l6b_1p2>;
+        clock-output-names = "gcc_pcie0_pipe_clk_src";
+        #clock-cells = <0>;

-        phy@200 {
-            reg = <0x200 0x170>,
-                  <0x400 0x200>,
-                  <0xa00 0x1f0>,
-                  <0x600 0x170>,
-                  <0x800 0x200>,
-                  <0xe00 0xf4>;
+        #phy-cells = <0>;

-            clocks = <&gcc GCC_PCIE_1_PIPE_CLK>;
-
-            #clock-cells = <0>;
-            clock-output-names = "pcie_1_pipe_clk";
-
-            #phy-cells = <0>;
-        };
+        resets = <&gcc GCC_PCIE0_PHY_BCR>,
+                 <&gcc GCC_PCIE0PHY_PHY_BCR>;
+        reset-names = "phy",
+                      "common";
    };
--- a/Documentation/devicetree/bindings/phy/qcom,msm8998-qmp-pcie-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/qcom,msm8998-qmp-pcie-phy.yaml
@ -0,0 +1,97 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/qcom,msm8998-qmp-pcie-phy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm QMP PHY controller (PCIe, MSM8998)
+
+maintainers:
+  - Vinod Koul <vkoul@kernel.org>
+
+description:
+  The QMP PHY controller supports physical layer functionality for a number of
+  controllers on Qualcomm chipsets, such as, PCIe, UFS, and USB.
+
+properties:
+  compatible:
+    const: qcom,msm8998-qmp-pcie-phy
+
+  reg:
+    items:
+      - description: serdes
+
+  clocks:
+    maxItems: 4
+
+  clock-names:
+    items:
+      - const: aux
+      - const: cfg_ahb
+      - const: ref
+      - const: pipe
+
+  resets:
+    maxItems: 2
+
+  reset-names:
+    items:
+      - const: phy
+      - const: common
+
+  vdda-phy-supply: true
+
+  vdda-pll-supply: true
+
+  "#clock-cells":
+    const: 0
+
+  clock-output-names:
+    maxItems: 1
+
+  "#phy-cells":
+    const: 0
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - resets
+  - reset-names
+  - vdda-phy-supply
+  - vdda-pll-supply
+  - "#clock-cells"
+  - clock-output-names
+  - "#phy-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,gcc-msm8998.h>
+
+    phy@1c18000 {
+        compatible = "qcom,msm8998-qmp-pcie-phy";
+        reg = <0x01c06000 0x1000>;
+
+        clocks = <&gcc GCC_PCIE_PHY_AUX_CLK>,
+                 <&gcc GCC_PCIE_0_CFG_AHB_CLK>,
+                 <&gcc GCC_PCIE_CLKREF_CLK>,
+                 <&gcc GCC_PCIE_0_PIPE_CLK>;
+        clock-names = "aux",
+                      "cfg_ahb",
+                      "ref",
+                      "pipe";
+
+        clock-output-names = "pcie_0_pipe_clk_src";
+        #clock-cells = <0>;
+
+        #phy-cells = <0>;
+
+        resets = <&gcc GCC_PCIE_0_PHY_BCR>, <&gcc GCC_PCIE_PHY_BCR>;
+        reset-names = "phy", "common";
+
+        vdda-phy-supply = <&vreg_l1a_0p875>;
+        vdda-pll-supply = <&vreg_l2a_1p2>;
+    };
--- a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml
@ -18,11 +18,20 @@ properties:
    enum:
      - qcom,sa8775p-qmp-gen4x2-pcie-phy
      - qcom,sa8775p-qmp-gen4x4-pcie-phy
+      - qcom,sc8180x-qmp-pcie-phy
      - qcom,sc8280xp-qmp-gen3x1-pcie-phy
      - qcom,sc8280xp-qmp-gen3x2-pcie-phy
      - qcom,sc8280xp-qmp-gen3x4-pcie-phy
+      - qcom,sdm845-qhp-pcie-phy
+      - qcom,sdm845-qmp-pcie-phy
+      - qcom,sdx55-qmp-pcie-phy
      - qcom,sdx65-qmp-gen4x2-pcie-phy
+      - qcom,sm8250-qmp-gen3x1-pcie-phy
+      - qcom,sm8250-qmp-gen3x2-pcie-phy
+      - qcom,sm8250-qmp-modem-pcie-phy
      - qcom,sm8350-qmp-gen3x1-pcie-phy
+      - qcom,sm8450-qmp-gen3x1-pcie-phy
+      - qcom,sm8450-qmp-gen4x2-pcie-phy
      - qcom,sm8550-qmp-gen3x2-pcie-phy
      - qcom,sm8550-qmp-gen4x2-pcie-phy

@ -40,7 +49,7 @@ properties:
      - const: aux
      - const: cfg_ahb
      - const: ref
-      - const: rchng
+      - enum: [rchng, refgen]
      - const: pipe
      - const: pipediv2
      - const: phy_aux
@ -87,7 +96,6 @@ required:
  - reg
  - clocks
  - clock-names
-  - power-domains
  - resets
  - reset-names
  - vdda-phy-supply
@ -123,7 +131,16 @@ allOf:
        compatible:
          contains:
            enum:
+              - qcom,sc8180x-qmp-pcie-phy
+              - qcom,sdm845-qhp-pcie-phy
+              - qcom,sdm845-qmp-pcie-phy
+              - qcom,sdx55-qmp-pcie-phy
+              - qcom,sm8250-qmp-gen3x1-pcie-phy
+              - qcom,sm8250-qmp-gen3x2-pcie-phy
+              - qcom,sm8250-qmp-modem-pcie-phy
              - qcom,sm8350-qmp-gen3x1-pcie-phy
+              - qcom,sm8450-qmp-gen3x1-pcie-phy
+              - qcom,sm8450-qmp-gen3x2-pcie-phy
              - qcom,sm8550-qmp-gen3x2-pcie-phy
              - qcom,sm8550-qmp-gen4x2-pcie-phy
    then:
@ -132,7 +149,16 @@ allOf:
          maxItems: 5
        clock-names:
          maxItems: 5
-    else:
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,sc8280xp-qmp-gen3x1-pcie-phy
+              - qcom,sc8280xp-qmp-gen3x2-pcie-phy
+              - qcom,sc8280xp-qmp-gen3x4-pcie-phy
+    then:
      properties:
        clocks:
          minItems: 6