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SubjectRe: [PATCH v3 2/2] drivers: crypto: caam: i.MX8ULP donot have CAAM page0 access
Date
On 4/16/2024 8:35 AM, Pankaj Gupta wrote:
> iMX8ULP have a secure-enclave hardware IP called EdgeLock Enclave(ELE),
> that control access to caam controller's register page, i.e., page0.
>
> At all, if the ELE release access to CAAM controller's register page,
> it will release to secure-world only.
>
> Clocks are turned on automatically for iMX8ULP. There exists the caam
> clock gating bit, but it is not advised to gate the clock at linux, as
> optee-os or any other entity might be using it.
>
> Signed-off-by: Pankaj Gupta <pankaj.gupta@nxp.com>
Reviewed-by: Horia Geantă <horia.geanta@nxp.com>

Thanks,
Horia

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