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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/qcom,sa8775p-dwmac-sgmii-phy.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm SerDes/SGMII ethernet PHY controller
maintainers:
- Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
description:
The SerDes PHY sits between the MAC and the external PHY and provides
separate Rx Tx lines.
properties:
compatible:
const: qcom,sa8775p-dwmac-sgmii-phy
reg:
items:
- description: serdes
clocks:
maxItems: 1
clock-names:
const: sgmi_ref
phy-supply:
description:
Phandle to a regulator that provides power to the PHY.
"#phy-cells":
const: 0
required:
- compatible
- reg
- "#phy-cells"
- clocks
- clock-names
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/qcom,sa8775p-gcc.h>
serdes_phy: phy@8901000 {
compatible = "qcom,sa8775p-dwmac-sgmii-phy";
reg = <0x08901000 0xe10>;
clocks = <&gcc GCC_SGMI_CLKREF_EN>;
clock-names = "sgmi_ref";
#phy-cells = <0>;
};
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