[PATCH v2 2/9] soc: imx8mp: Soc ID is 128bit

Jonas Rebmann jre at pengutronix.de
Mon Nov 17 01:59:56 PST 2025


Hi Sascha,

On 2025-11-17 09:35, Sascha Hauer wrote:
> On i.MX8MP the SoC ID has 128 bits instead of 64 bits as on other i.MX8M
> SoCs. Read the remaining 64 bits which so far haven't been included in
> the SoC ID.
> 
> On already rolled out devices a change of the SoC ID is undesired, so
> this commit introduces CONFIG_ARCH_IMX8MP_KEEP_COMPATIBLE_SOC_UID. With
> this option enabled the old SoC ID will be used.

I think we should avoid using the terms SoC ID and SoC UID
interchangeably. Apparently some (TI) refer to SoC part numbers as SoC
IDs, which I find confusing enough by itself.

Regards,
Jonas

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