[U-Boot] am335x board i2c_probe fails from nand boot
matti kaasinen
matti.kaasinen at gmail.com
Tue Jan 3 12:10:18 CET 2017
I could try that, but how does it work properly when I run it from mmc.
Does reading spl from mmc touch I2C somehow (interrupt, speed or anything)
or does reading spl from nand do that.
2017-01-03 13:05 GMT+02:00 Yegor Yefremov <yegorslists at googlemail.com>:
> On Tue, Jan 3, 2017 at 12:02 PM, matti kaasinen
> <matti.kaasinen at gmail.com> wrote:
> >
> > 2017-01-03 12:56 GMT+02:00 Yegor Yefremov <yegorslists at googlemail.com>:
> >>
> >> What PMIC are you using?
> >
> > It is TPS65217, so probe command is:
> > i2c_probe(TPS65217_CHIP_PM)
>
> I had some problems with tps65910. Anyway try to reduce I2C speed up
> to 1000. The kernel can still run the full speed. It's only for
> bootloader stage.
>
> Yegor
>
More information about the U-Boot
mailing list