xref: /linux/Documentation/devicetree/bindings/phy/qcom,sa8775p-dwmac-sgmii-phy.yaml (revision daa2be74b1b2302004945b2a5e32424e177cc7da) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/phy/qcom,sa8775p-dwmac-sgmii-phy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm SerDes/SGMII ethernet PHY controller
8
9maintainers:
10  - Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
11
12description:
13  The SerDes PHY sits between the MAC and the external PHY and provides
14  separate Rx Tx lines.
15
16properties:
17  compatible:
18    const: qcom,sa8775p-dwmac-sgmii-phy
19
20  reg:
21    items:
22      - description: serdes
23
24  clocks:
25    maxItems: 1
26
27  clock-names:
28    const: sgmi_ref
29
30  phy-supply:
31    description:
32      Phandle to a regulator that provides power to the PHY.
33
34  "#phy-cells":
35    const: 0
36
37required:
38  - compatible
39  - reg
40  - "#phy-cells"
41  - clocks
42  - clock-names
43
44additionalProperties: false
45
46examples:
47  - |
48    #include <dt-bindings/clock/qcom,sa8775p-gcc.h>
49    serdes_phy: phy@8901000 {
50        compatible = "qcom,sa8775p-dwmac-sgmii-phy";
51        reg = <0x08901000 0xe10>;
52        clocks = <&gcc GCC_SGMI_CLKREF_EN>;
53        clock-names = "sgmi_ref";
54        #phy-cells = <0>;
55    };
56