[PATCH v2 0/6] PHYTEC SoM detection for phyCORE-i.MX8MP

Fabio Estevam festevam at gmail.com
Thu Aug 24 13:52:47 CEST 2023

Hi Yannic,

On Thu, Aug 17, 2023 at 5:57 AM Teresa Remmet <t.remmet at phytec.de> wrote:
> second version of the series to add support for EEPROM SoM detection used
> by different PHYTEC SoMs. The EEPROM data consist of 32 bytes containing
> information like PCB revision, RAM size and other SoM specific
> configuration.
> For SoMs of the i.MX8M family the data is written to two areas of the
> used i2c EEPROM.
> We initally add the detection support for phyCORE-i.MX8MP. Due to layout
> constraints phyCORE-i.MX8MP SoMs with PCB revision 2 and older can only
> make use of a lower RAM frequency. This changes with the use of newer PCB
> revisions. We make use of the factory flashed EEPROM data to detect the
> PCB revision and select the fitting RAM settings.
> Changes in v2:
> - fix wrong RAM Timing values as pointed out by Yannic
> - removed superfluous goto
> - removed blank line at EOF
> - fix string conversion to integer
> - fix typo s/revsions/revisions

Could you please help review v2?


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