[PATCH V3 1/6] dt-bindings: phy: qcom,uniphy-pcie: Document PCIe uniphy

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From: Nitheesh Sekar <quic_nsekar@xxxxxxxxxxx>

Document the Qualcomm UNIPHY PCIe 28LP present in IPQ5018.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Signed-off-by: Nitheesh Sekar <quic_nsekar@xxxxxxxxxxx>
Signed-off-by: Sricharan Ramabadhran <quic_srichara@xxxxxxxxxxx>
---
 [v3] Added reviewed-by tags

 .../phy/qcom,ipq5018-uniphy-pcie.yaml         | 70 +++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/phy/qcom,ipq5018-uniphy-pcie.yaml

diff --git a/Documentation/devicetree/bindings/phy/qcom,ipq5018-uniphy-pcie.yaml b/Documentation/devicetree/bindings/phy/qcom,ipq5018-uniphy-pcie.yaml
new file mode 100644
index 000000000000..c04dd179eb8b
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/qcom,ipq5018-uniphy-pcie.yaml
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/qcom,ipq5018-uniphy-pcie.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm UNIPHY PCIe 28LP PHY controller for genx1, genx2
+
+maintainers:
+  - Nitheesh Sekar <quic_nsekar@xxxxxxxxxxx>
+  - Sricharan Ramabadhran <quic_srichara@xxxxxxxxxxx>
+
+properties:
+  compatible:
+    enum:
+      - qcom,ipq5018-uniphy-pcie-gen2x1
+      - qcom,ipq5018-uniphy-pcie-gen2x2
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    items:
+      - const: pipe
+
+  resets:
+    maxItems: 2
+
+  reset-names:
+    items:
+      - const: phy
+      - const: common
+
+  "#phy-cells":
+    const: 0
+
+  "#clock-cells":
+    const: 0
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - resets
+  - reset-names
+  - "#phy-cells"
+  - "#clock-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,gcc-ipq5018.h>
+    #include <dt-bindings/reset/qcom,gcc-ipq5018.h>
+
+    phy@86000 {
+        compatible = "qcom,ipq5018-uniphy-pcie-gen2x2";
+        reg = <0x86000 0x1000>;
+        clocks = <&gcc GCC_PCIE0_PIPE_CLK>;
+        clock-names = "pipe";
+        resets = <&gcc GCC_PCIE0_PHY_BCR>,
+                 <&gcc GCC_PCIE0PHY_PHY_BCR>;
+        reset-names = "phy", "common";
+        #phy-cells = <0>;
+        #clock-cells = <0>;
+    };
-- 
2.34.1





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