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dt-bindings: phy: Add bindings for ralink-usb PHY

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Add a binding for the USB phy on Mediatek/Ralink SoCs.

Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Harvey Hunt <harvey.hunt@imgtec.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
This commit is contained in:
John Crispin 2017-08-17 11:33:23 +01:00 committed by Kishon Vijay Abraham I
parent e0ed408260
commit 1cc81efe8e
1 changed files with 23 additions and 0 deletions
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Documentation/devicetree/bindings/phy/ralink-usb-phy.txt Normal file
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Mediatek/Ralink USB PHY
Required properties:
- compatible: "ralink,rt3352-usbphy"
"mediatek,mt7620-usbphy"
"mediatek,mt7628-usbphy"
- reg: required for "mediatek,mt7628-usbphy", unused otherwise
- #phy-cells: should be 0
- ralink,sysctl: a phandle to a ralink syscon register region
- resets: the two reset controllers for host and device
- reset-names: the names of the 2 reset controllers
Example:
usbphy: phy {
compatible = "mediatek,mt7628-usbphy";
reg = <0x10120000 0x1000>;
#phy-cells = <0>;
ralink,sysctl = <&sysc>;
resets = <&rstctrl 22 &rstctrl 25>;
reset-names = "host", "device";
};