linux-zen-desktop/Documentation/devicetree/bindings/net/mediatek,star-emac.yaml

108 lines
2.5 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/mediatek,star-emac.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: MediaTek STAR Ethernet MAC Controller
maintainers:
- Bartosz Golaszewski <bgolaszewski@baylibre.com>
description:
This Ethernet MAC is used on the MT8* family of SoCs from MediaTek.
It's compliant with 802.3 standards and supports half- and full-duplex
modes with flow-control as well as CRC offloading and VLAN tags.
allOf:
- $ref: ethernet-controller.yaml#
properties:
compatible:
enum:
- mediatek,mt8516-eth
- mediatek,mt8518-eth
- mediatek,mt8175-eth
- mediatek,mt8365-eth
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
minItems: 3
maxItems: 3
clock-names:
additionalItems: false
items:
- const: core
- const: reg
- const: trans
mediatek,pericfg:
$ref: /schemas/types.yaml#/definitions/phandle
description:
Phandle to the device containing the PERICFG register range. This is used
to control the MII mode.
mediatek,rmii-rxc:
type: boolean
description:
If present, indicates that the RMII reference clock, which is from external
PHYs, is connected to RXC pin. Otherwise, is connected to TXC pin.
mediatek,rxc-inverse:
type: boolean
description:
If present, indicates that clock on RXC pad will be inversed.
mediatek,txc-inverse:
type: boolean
description:
If present, indicates that clock on TXC pad will be inversed.
mdio:
$ref: mdio.yaml#
unevaluatedProperties: false
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- mediatek,pericfg
- phy-handle
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/mt8516-clk.h>
ethernet: ethernet@11180000 {
compatible = "mediatek,mt8516-eth";
reg = <0x11180000 0x1000>;
mediatek,pericfg = <&pericfg>;
interrupts = <GIC_SPI 111 IRQ_TYPE_LEVEL_LOW>;
clocks = <&topckgen CLK_TOP_RG_ETH>,
<&topckgen CLK_TOP_66M_ETH>,
<&topckgen CLK_TOP_133M_ETH>;
clock-names = "core", "reg", "trans";
phy-handle = <&eth_phy>;
phy-mode = "rmii";
mdio {
#address-cells = <1>;
#size-cells = <0>;
eth_phy: ethernet-phy@0 {
reg = <0>;
};
};
};