Re: [PATCH 10/13] phy: airoha: Add support for Airoha AN7581 USB PHY

Christian Marangi
2025-03-11T18:09:47Z

On Tue, Mar 11, 2025 at 12:42:08PM +0100, Vinod Koul wrote:
> On 11-03-25, 12:40, Vinod Koul wrote:
> > On 09-03-25, 14:29, Christian Marangi wrote:
> > > Add support for Airoha AN7581 USB PHY driver. AN7581 supports up to 2
> > > USB port with USB 2.0 mode always supported and USB 3.0 mode available
> > > only if the Serdes port is correctly configured for USB 3.0.
> > >
> > > On xLate probe, the Serdes mode is validated and the driver return error
> > > if the Serdes mode doesn't reflect the expected mode. This is required
> > > as Serdes mode are controlled by the SCU SSR bits and can be either USB
> > > 3.0 mode or HSGMII or PCIe 2. In such case USB 3.0 won't work.
> > >
> > > If the USB 3.0 mode is not supported, the modes needs to be also
> > > disabled in the xHCI node or the driver will report unsable clock and
> > > fail probe.
>
> Also I dont see phy depends on rest. Please split this and post phy bits
> separately at least..

Well USB doesn't work without this driver so they are indirectly
dependent. Will split and address all the other comments.

>
> --
> ~Vinod

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