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

Peng Fan peng.fan at nxp.com
Mon May 4 01:39:41 CEST 2020


Hi Fabio,

> Subject: Re: [PATCH 10/13] imx: load calibration parameters from fuse for
> i.MX8MP
> 
> Hi Peng and Ye Li,
> 
> On Sun, May 3, 2020 at 10:57 AM Peng Fan <peng.fan at nxp.com> wrote:
> >
> > From: Ye Li <ye.li at nxp.com>
> >
> > i.MX8MP thermal which has two probes and supports temperature range
> > from -40 to 125.  The driver still uses default 1p HW calibration at
> > 25C and loads calibration parameters from fuse.
> >
> > Reviewed-by: Peng Fan <peng.fan at nxp.com>
> > Signed-off-by: Ye Li <ye.li at nxp.com>
> > Signed-off-by: Peng Fan <peng.fan at nxp.com>
> 
> Are you able to boot an NXP 5.4.3 kernel on a i.MX8MP EVK board?
> 

5.4.3 upstream kernel + latest upstream uboot?

> I am getting a kernel hang right after the serial console is probed:
> https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fpasteb
> in.com%2F3AtvJqWS&data=02%7C01%7Cpeng.fan%40nxp.com%7Cf3d1
> e46ad41e4ca90b0608d7ef73f349%7C686ea1d3bc2b4c6fa92cd99c5c301635
> %7C0%7C0%7C637241153594873754&sdata=gjGygSnftYVH58eLW%2By
> 6ZZ4uczLZUM0U0lUk9LQyx5Y%3D&reserved=0
> 
> Any suggestions?
> 
> I am using ATF from 5.4.3, firmware version is 8.6 and I pass 'export
> ATF_LOAD_ADDR=0x960000'.
> 
> Any ideas?

I am not holiday, not have a board at handle. I will give a try in a few days.


Disable busfreq, try clk_ignore_unused?

Regards,
Peng.

> 
> Thanks


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