[PATCH v2 1/2] ufs: core: Add quirks for VCC ramp-up delay

Julian Calaby julian.calaby at gmail.com
Wed Mar 11 02:23:48 PDT 2026


Hi Ed,

On Tue, Mar 10, 2026 at 11:55 AM <ed.tsai at mediatek.com> wrote:
>
> From: Ed Tsai <ed.tsai at mediatek.com>
>
> On some platforms, the VCC regulator has a slow ramp-up time. Add a
> delay after enabling VCC to ensure voltage has fully stabilized before
> we enable the clocks.

I believe the regulator core has support for ramp delays and settling
time and all that sort of thing on regulators, so why isn't this just
some settings in the affected device's devicetree?

Thanks,

-- 
Julian Calaby

Email: julian.calaby at gmail.com
Profile: http://www.google.com/profiles/julian.calaby/



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