Re: [PATCH v3 2/5] phy: core: Define TBT phy_mode
Manivannan Sadhasivam <[email protected]>
| Newsgroups | org.kernel.vger.linux-arm-msm,org.infradead.lists.linux-phy,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel |
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| Message-ID | <rb47gnay6drypdef44ddf3cm3zdwxb5pcl4wwboyz4lftth2sb@xmc5dgpokgkl> |
On Thu, Jul 30, 2026 at 04:19:14PM +0200, Konrad Dybcio wrote: > From: Konrad Dybcio <[email protected]> > > There exist OS-accessible USB4 and Thunderbolt PHYs that need specific > configuration. Define a new phy_mode for them. > > Currently, USB4 and TBT3 are defined as submodes, because they're quite > distinct, most visibly in the electrical/analog aspects (slightly > different frequencies, timings, etc.). This results in a need to make > the PHY aware of the actual mode needed (at least in the Qualcomm > implementation, but I believe that'll be a general need). > > Newer versions of TBT are basically supersets of USB4 with higher > host-side requirements, so these are not defined. This can always be > changed as necessary. > > Reviewed-by: Dmitry Baryshkov <[email protected]> > Signed-off-by: Konrad Dybcio <[email protected]> Reviewed-by: Manivannan Sadhasivam <[email protected]> - Mani -- மணிவண்ணன் சதாசிவம்