[PATCH 1/5] ARM: dts: imx6qdl-sabresd: Remove incorrect power supply assignment
anson.huang at nxp.com
Thu Jan 9 00:25:03 PST 2020
> Subject: Re: [PATCH 1/5] ARM: dts: imx6qdl-sabresd: Remove incorrect
> power supply assignment
> On Mon, Dec 30, 2019 at 09:41:07AM +0800, Anson Huang wrote:
> > The vdd3p0's input should be from external USB VBUS directly, NOT
> Shouldn't USB VBUS usually be 5V? It doesn't seem to match 3.0V which is
> suggested by vdd3p0 name.
> > PMIC's sw2, so remove the power supply assignment for vdd3p0.
> > Fixes: 93385546ba36 ("ARM: dts: imx6qdl-sabresd: Assign corresponding
> > power supply for LDOs")
> Is it only a description correcting or is it fixing a real problem? I'm trying to
> understand it is a 5.5-rc material or can be applied for 5.6.
It is fixing a real problem about USB LDO voltage, that is why we noticed this issue.
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