[PATCH 2/3] phy: k1-usb: add disconnect function support

Yixun Lan dlan at gentoo.org
Thu Feb 12 06:43:25 PST 2026


Hi Yao,

On 11:24 Thu 12 Feb     , Yao Zi wrote:
> On Thu, Feb 12, 2026 at 09:38:55AM +0800, Yixun Lan wrote:
> > A disconnect status BIT of USB2 PHY need to be cleared, otherwise
> > it will fail to work properly during next connection when devices
> > connect to roothub directly.
> 
> This sounds like a bug. Does it affect K1 SoC as well? If so, I think
> it deserves a Fixes tag and backporting.
> 
yes, but I haven't checked if it will affect real case since the problem
exist with devices connected to roothub directly only..

anyway, I think it deserves to add a Fixes tag, so will do in next version

-- 
Yixun Lan (dlan)



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