question: mx7ulp - LDO_ENABLED_MODE
Jorge Ramirez-Ortiz, Gmail
jorge.ramirez.ortiz at gmail.com
Fri Jan 17 19:40:16 CET 2020
On 17/01/20 14:18:55, Fabio Estevam wrote:
> On Fri, Jan 17, 2020 at 1:51 PM Jorge Ramirez-Ortiz, Gmail
> <jorge.ramirez.ortiz at gmail.com> wrote:
>
> > btw was checking the TRM manual (Chapter 28, PMC - page 1172)
> >
> > [..]
> > PMC1 power mode[LDOVL] fields don’t necessarily satisfy the operation voltage levels
> > required by the system. Such operation voltage requirements can be found on i.MX 7ULP
> > Data Sheet. In this sense, no power transition should be performed before ensuring the
> > mentioned register fields are matching the required operation voltage levels expressed on
> > the data sheet.
> >
> > => 0.95V in the ldt_init function, is it in the data sheet?
> > I just cant find that particular document
>
> Yes, please take a look at https://www.nxp.com/docs/en/data-sheet/IMX7ULPCEC.pdf
>
> (Table 5 - Search for PMC1_STOP[LDOVL] where it shows 0.95V as the
> typical value)
thanks a lot Favio. The part I am working with is 08SC. (not 05 or 07).
Is that the same as yours?
wondering if something is different for this part...
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