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SubjectRe: [EXT] Re: [PATCH v2 01/12] fix: arm64: dts: replace wrong regulator on ap emmc
On Thu, Feb 11, 2021 at 01:57:25PM +0000, Kostya Porotchkin wrote:
>
> > ----------------------------------------------------------------------
> > On Wed, Feb 10, 2021 at 04:09:38PM +0200, kostap@marvell.com wrote:
> > > From: Konstantin Porotchkin <kostap@marvell.com>
> > >
> > > Replace wrong regulator in AP0 eMMC definition on MacchiatoBIN board
> > > with 3.3V regulator.
> > > The MacchiatoBIN board has no 1.8V regulator connected to AP0 eMMC
> > > (ap0_sdhci0) interface.
> >
> > There seems to be some variability between Macchiatobin versions according
> > to the schematics.
> >
> > The VDDO_H supply is connected to the eMMC VCCQ pins, and is also
> > connected to the AP_VDDO_H pins. It is wired to the 1.8V regulator on rev 1.1
> > schematics, but hard-wired to the 3.3V regulator on rev 1.3 schematics.
> >
> > This needs clarification from SolidRun before the patch can be accepted - was
> > VDDO_H ever wired to the 1.8V regulator on production hardware?
> >
> [KP] I will try to find a relevant contact in SolidRun for get this issue clarified.

I've already added Jon Nettleton.

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