[PATCH v3 0/4] soc: amlogic: add new meson-gx-socinfo-sm driver

Viacheslav adeep at lexina.in
Thu Mar 14 05:25:02 PDT 2024


Hi!

14/03/2024 13.40, Sudeep Holla wrote:
> On Thu, Mar 14, 2024 at 09:59:50AM +0300, Viacheslav Bocharov wrote:
>> The Amlogic Meson SoC Secure Monitor implements a call to retrieve an
>> unique SoC ID starting from the GX Family and all new families.
>> But GX-family chips (e.g. GXB, GXL and newer) supports also 128-bit
>> chip ID. 128-bit chip ID consists 32-bit SoC version and 96-bit OTP data.
>>
> 
> How old or new are these SoCs ? The reason I ask is that it is really
> sad to see vendors still creating their custom interfaces for such things
> despite the standard SMCCC interface SOC_ID introduced in SMCCC v1.2 some
> time in 2020.

Most of these SoC were created before 2020.

> 
> Hopefully they migrated to the std interface and just use the driver in
> the kernel without needing to add this every time they fancy playing
> with the interface for no reason.
> 

-- 
Best regards
Viacheslav



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