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|
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/phy/brcm,sata-phy.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: Broadcom SATA3 PHY
maintainers:
- Florian Fainelli <f.fainelli@gmail.com>
properties:
$nodename:
pattern: "^sata[-|_]phy(@.*)?$"
compatible:
oneOf:
- items:
- enum:
- brcm,bcm7216-sata-phy
- brcm,bcm7425-sata-phy
- brcm,bcm7445-sata-phy
- brcm,bcm63138-sata-phy
- const: brcm,phy-sata3
- items:
- const: brcm,iproc-nsp-sata-phy
- items:
- const: brcm,iproc-ns2-sata-phy
- items:
- const: brcm,iproc-sr-sata-phy
reg:
minItems: 1
maxItems: 2
reg-names:
minItems: 1
maxItems: 2
items:
- const: phy
- const: phy-ctrl
"#address-cells":
const: 1
"#size-cells":
const: 0
patternProperties:
"^sata-phy@[0-9]+$":
type: object
description: |
Each port's PHY should be represented as a sub-node.
properties:
reg:
description: The SATA PHY port number
maxItems: 1
"#phy-cells":
const: 0
"brcm,enable-ssc":
$ref: /schemas/types.yaml#/definitions/flag
description: |
Use spread spectrum clocking (SSC) on this port
This property is not applicable for "brcm,iproc-ns2-sata-phy",
"brcm,iproc-nsp-sata-phy" and "brcm,iproc-sr-sata-phy".
"brcm,rxaeq-mode":
$ref: /schemas/types.yaml#/definitions/string
description:
String that indicates the desired RX equalizer mode.
enum:
- off
- auto
- manual
"brcm,rxaeq-value":
$ref: /schemas/types.yaml#/definitions/uint32
description: |
When 'brcm,rxaeq-mode' is set to "manual", provides the RX
equalizer value that should be used.
minimum: 0
maximum: 63
"brcm,tx-amplitude-millivolt":
description: |
Transmit amplitude voltage in millivolt.
$ref: /schemas/types.yaml#/definitions/uint32
enum: [400, 500, 600, 800]
required:
- reg
- "#phy-cells"
additionalProperties: false
if:
properties:
compatible:
const: brcm,iproc-ns2-sata-phy
then:
properties:
reg:
maxItems: 2
reg-names:
items:
- const: "phy"
- const: "phy-ctrl"
else:
properties:
reg:
maxItems: 1
reg-names:
maxItems: 1
items:
- const: "phy"
required:
- compatible
- "#address-cells"
- "#size-cells"
- reg
- reg-names
additionalProperties: false
examples:
- |
sata_phy@f0458100 {
compatible = "brcm,bcm7445-sata-phy", "brcm,phy-sata3";
reg = <0xf0458100 0x1e00>;
reg-names = "phy";
#address-cells = <1>;
#size-cells = <0>;
sata-phy@0 {
reg = <0>;
#phy-cells = <0>;
};
sata-phy@1 {
reg = <1>;
#phy-cells = <0>;
};
};
|
