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dt-bindings: usb: dwc2: add utmi optional clock

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utmi clock is typically provided by PHY output. Add this optional clock,
as the core could use other clocks depending on the SoC where it's used.
This is needed on stm32mp15, when using the integrated full-speed PHY.

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Link: https://lore.kernel.org/r/20230414084137.1050487-3-fabrice.gasnier@foss.st.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Fabrice Gasnier 2023-04-14 10:41:35 +02:00 committed by Greg Kroah-Hartman
parent 236d835302
commit 28f75a39d8
1 changed files with 4 additions and 1 deletions
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5
Documentation/devicetree/bindings/usb/dwc2.yaml
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@ -75,11 +75,14 @@ properties:
maxItems: 1 maxItems: 1
clocks: clocks:
maxItems: 1 minItems: 1
maxItems: 2
clock-names: clock-names:
items: items:
- const: otg - const: otg
- const: utmi
minItems: 1
disable-over-current: disable-over-current:
type: boolean type: boolean