[PATCH v2] arm64: dts: rockchip: Add mphy reset to ufshc node
Heiko Stuebner
heiko at sntech.de
Tue Mar 24 12:53:57 PDT 2026
On Thu, 12 Mar 2026 09:11:53 +0800, Shawn Lin wrote:
> The mphy reset signal is used to reset the physical adapter. Resetting
> other components while leaving the mphy unreset may occasionally prevent
> the UFS controller from successfully linking up with the device.
>
> This addresses an intermittent hardware bug where the UFS link fails to
> establish under specific timing conditions with certain chips. While
> difficult to reproduce initially, this issue was consistently observed in
> downstream testing and requires explicit mphy reset control for full
> stability.
>
> [...]
Applied, thanks!
[1/1] arm64: dts: rockchip: Add mphy reset to ufshc node
commit: c7f415cbd53efbc30f9ec16e9c96030a23830a6b
Best regards,
--
Heiko Stuebner <heiko at sntech.de>
More information about the Linux-rockchip
mailing list