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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/ti,phy-am654-serdes.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: TI AM654 SERDES binding
description:
This binding describes the TI AM654 SERDES. AM654 SERDES can be configured
to be used with either PCIe or USB or SGMII.
maintainers:
- Kishon Vijay Abraham I <kishon@ti.com>
properties:
compatible:
enum:
- ti,phy-am654-serdes
reg:
maxItems: 1
reg-names:
items:
- const: serdes
power-domains:
maxItems: 1
clocks:
maxItems: 3
description:
Three input clocks referring to left input reference clock, refclk and right input reference
clock.
assigned-clocks:
$ref: "/schemas/types.yaml#/definitions/phandle-array"
assigned-clock-parents:
$ref: "/schemas/types.yaml#/definitions/phandle-array"
'#phy-cells':
const: 2
description:
The 1st cell corresponds to the phy type (should be one of the types specified in
include/dt-bindings/phy/phy.h) and the 2nd cell should be the serdes lane function.
ti,serdes-clk:
description: Phandle to the SYSCON entry required for configuring SERDES clock selection.
$ref: /schemas/types.yaml#/definitions/phandle
'#clock-cells':
const: 1
mux-controls:
maxItems: 1
description: Phandle to the SYSCON entry required for configuring SERDES lane function.
clock-output-names:
oneOf:
- description: Clock output names for SERDES 0
items:
- const: serdes0_cmu_refclk
- const: serdes0_lo_refclk
- const: serdes0_ro_refclk
- description: Clock output names for SERDES 1
items:
- const: serdes1_cmu_refclk
- const: serdes1_lo_refclk
- const: serdes1_ro_refclk
required:
- compatible
- reg
- power-domains
- clocks
- assigned-clocks
- assigned-clock-parents
- ti,serdes-clk
- mux-controls
- clock-output-names
additionalProperties: false
examples:
- |
#include <dt-bindings/phy/phy-am654-serdes.h>
serdes0: serdes@900000 {
compatible = "ti,phy-am654-serdes";
reg = <0x900000 0x2000>;
reg-names = "serdes";
#phy-cells = <2>;
power-domains = <&k3_pds 153>;
clocks = <&k3_clks 153 4>, <&k3_clks 153 1>,
<&serdes1 AM654_SERDES_LO_REFCLK>;
clock-output-names = "serdes0_cmu_refclk", "serdes0_lo_refclk", "serdes0_ro_refclk";
assigned-clocks = <&k3_clks 153 4>, <&serdes0 AM654_SERDES_CMU_REFCLK>;
assigned-clock-parents = <&k3_clks 153 8>, <&k3_clks 153 4>;
ti,serdes-clk = <&serdes0_clk>;
mux-controls = <&serdes_mux 0>;
#clock-cells = <1>;
};
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