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author | Sascha Hauer <s.hauer@pengutronix.de> | 2019-08-19 08:56:20 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2019-08-19 08:56:20 +0200 |
commit | 6940ba22c66ac1c713500027bf5f6832442a1410 (patch) | |
tree | a460f01b9807e1c17206a40dbc94b6f54167cf29 /dts/Bindings/net/mdio.yaml | |
parent | e66a790177410d7433e6672d97bb0b54455ba669 (diff) | |
download | barebox-6940ba22c66ac1c713500027bf5f6832442a1410.tar.gz barebox-6940ba22c66ac1c713500027bf5f6832442a1410.tar.xz |
dts: update to v5.3-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/net/mdio.yaml')
-rw-r--r-- | dts/Bindings/net/mdio.yaml | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/dts/Bindings/net/mdio.yaml b/dts/Bindings/net/mdio.yaml new file mode 100644 index 0000000000..5d08d2ffd4 --- /dev/null +++ b/dts/Bindings/net/mdio.yaml @@ -0,0 +1,74 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/mdio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MDIO Bus Generic Binding + +maintainers: + - Andrew Lunn <andrew@lunn.ch> + - Florian Fainelli <f.fainelli@gmail.com> + - Heiner Kallweit <hkallweit1@gmail.com> + +description: + These are generic properties that can apply to any MDIO bus. Any + MDIO bus must have a list of child nodes, one per device on the + bus. These should follow the generic ethernet-phy.yaml document, or + a device specific binding document. + +properties: + $nodename: + pattern: "^mdio(@.*)?" + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + reset-gpios: + maxItems: 1 + description: + The phandle and specifier for the GPIO that controls the RESET + lines of all PHYs on that MDIO bus. + + reset-delay-us: + description: + RESET pulse width in microseconds. It applies to all PHY devices + and must therefore be appropriately determined based on all PHY + requirements (maximum value of all per-PHY RESET pulse widths). + +patternProperties: + "^ethernet-phy@[0-9a-f]+$": + type: object + + properties: + reg: + minimum: 0 + maximum: 31 + description: + The ID number for the PHY. + + required: + - reg + +examples: + - | + davinci_mdio: mdio@5c030000 { + compatible = "ti,davinci_mdio"; + reg = <0x5c030000 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + + reset-gpios = <&gpio2 5 1>; + reset-delay-us = <2>; + + ethphy0: ethernet-phy@1 { + reg = <1>; + }; + + ethphy1: ethernet-phy@3 { + reg = <3>; + }; + }; |