Messages in this thread | | | Date | Tue, 8 Aug 2023 15:17:54 +0200 | From | Andrew Lunn <> | Subject | Re: [PATCH 5/9] arm64: dts: qcom: sa8775p-ride: move the reset-gpios property of the PHY |
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> I've been trying to make sure I view devicetree properties as an OS > agnostic ABI lately, with that in mind... > > The dt-binding says this for ethernet-phy: > > reset-assert-us: > description: > Delay after the reset was asserted in microseconds. If this > property is missing the delay will be skipped. > > If the hardware needs a delay I think we should encode it based on that > description, else we risk it starting to look like a unit impulse!
I checked, and the documentation does appear correct, there is no default value. So yes, it does seem prudent to specify a value, otherwise it could be a short pulse.
Andrew
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