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staging: dwc2: update DT binding to add generic clock/phy properties

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dwc2/s3c-hsotg require a single clock to be specified and optionally
a generic phy. On the s3c-hsotg driver old style USB phy support is
present as a fallback so the generic phy properties are optional.

Signed-off-by: Matt Porter <mporter@linaro.org>
Acked-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Matt Porter 2013-12-19 09:23:03 -05:00 • committed by Felipe Balbi
parent 8feed347d3
commit 65b4eb9e35
1 changed files with 12 additions and 0 deletions
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12
Documentation/devicetree/bindings/staging/dwc2.txt
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@ -5,6 +5,14 @@ Required properties:
- compatible : "snps,dwc2" - compatible : "snps,dwc2"
- reg : Should contain 1 register range (address and length) - reg : Should contain 1 register range (address and length)
- interrupts : Should contain 1 interrupt - interrupts : Should contain 1 interrupt
- clocks: clock provider specifier
- clock-names: shall be "otg"
Refer to clk/clock-bindings.txt for generic clock consumer properties
Optional properties:
- phys: phy provider specifier
- phy-names: shall be "device"
Refer to phy/phy-bindings.txt for generic phy consumer properties
Example: Example:
@ -12,4 +20,8 @@ Example:
compatible = "ralink,rt3050-usb, snps,dwc2"; compatible = "ralink,rt3050-usb, snps,dwc2";
reg = <0x101c0000 40000>; reg = <0x101c0000 40000>;
interrupts = <18>; interrupts = <18>;
clocks = <&usb_otg_ahb_clk>;
clock-names = "otg";
phys = <&usbphy>;
phy-names = "usb2-phy";
}; };