linux/Documentation/devicetree/bindings/phy/intel,combo-phy.yaml

102 lines
2.3 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/intel,combo-phy.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Intel ComboPhy Subsystem
maintainers:
- Dilip Kota <eswara.kota@linux.intel.com>
description: |
Intel Combophy subsystem supports PHYs for PCIe, EMAC and SATA
controllers. A single Combophy provides two PHY instances.
properties:
$nodename:
pattern: "combophy(@.*|-[0-9a-f])*$"
compatible:
items:
- const: intel,combophy-lgm
- const: intel,combo-phy
clocks:
maxItems: 1
reg:
items:
- description: ComboPhy core registers
- description: PCIe app core control registers
reg-names:
items:
- const: core
- const: app
resets:
maxItems: 4
reset-names:
items:
- const: phy
- const: core
- const: iphy0
- const: iphy1
intel,syscfg:
$ref: /schemas/types.yaml#/definitions/phandle-array
description: Chip configuration registers handle and ComboPhy instance id
intel,hsio:
$ref: /schemas/types.yaml#/definitions/phandle-array
description: HSIO registers handle and ComboPhy instance id on NOC
intel,aggregation:
type: boolean
description: |
Specify the flag to configure ComboPHY in dual lane mode.
intel,phy-mode:
$ref: /schemas/types.yaml#/definitions/uint32
description: |
Mode of the two phys in ComboPhy.
See dt-bindings/phy/phy.h for values.
"#phy-cells":
const: 1
required:
- compatible
- clocks
- reg
- reg-names
- intel,syscfg
- intel,hsio
- intel,phy-mode
- "#phy-cells"
additionalProperties: false
examples:
- |
#include <dt-bindings/phy/phy.h>
combophy@d0a00000 {
compatible = "intel,combophy-lgm", "intel,combo-phy";
clocks = <&cgu0 1>;
#phy-cells = <1>;
reg = <0xd0a00000 0x40000>,
<0xd0a40000 0x1000>;
reg-names = "core", "app";
resets = <&rcu0 0x50 6>,
<&rcu0 0x50 17>,
<&rcu0 0x50 23>,
<&rcu0 0x50 24>;
reset-names = "phy", "core", "iphy0", "iphy1";
intel,syscfg = <&sysconf 0>;
intel,hsio = <&hsiol 0>;
intel,phy-mode = <PHY_TYPE_PCIE>;
intel,aggregation;
};