[PATCH 10/13] imx: load calibration parameters from fuse for i.MX8MP

Peng Fan peng.fan at nxp.com
Thu May 7 02:08:45 CEST 2020


> Subject: Re: [PATCH 10/13] imx: load calibration parameters from fuse for
> i.MX8MP
> 
> Hi Peng,
> 
> On Mon, May 4, 2020 at 11:50 PM Peng Fan <peng.fan at nxp.com> wrote:
> 
> > Busfreq could be disabled by set the device tree node to disabled.
> 
> This does not help. If I use the NXP U-Boot I can boot the NXP 5.4.3 without
> problems.
> 
> > > I have also tried to boot NXP 5.4.3 on a i.MX8MM EVK with the latest
> > > U-Boot and I also observe a hang.
> >
> > I'll give a try tomorrow when I back to office. There is a ARM clock
> > issue that could cause all i.MX8M kernel hang, but that should be a
> > bit late, should not be that early just after console enabled.
> 
> Currently, we can not even boot to the U-Boot prompt with mainline U-Boot.
> 
> Reverting f24dea4e1b ("ARM: imx8m: Fix reset in SPL on NXP iMX8MP
> EVK") allows it to boot again.
> 
> As discussed in the other thread, this means that the i.MX8MP clock driver is
> broken.
> 
> Please let me know if you can look at these issues.

I'll give a look. Thanks for raising the issue.

Thanks,
Peng.

> 
> Thanks


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