[PATCH] driver: rng: Do not check ARM_SMCCC_TRNG_VERSION

[Tom Rini]

On Tue, 09 Jul 2024 17:23:09 +0100, Leo Yan wrote:

> As described in the document SMC Calling Convention (ARM DEN 0028 1.5 F),
> section 7 "Arm Architecture Calls", the SMC call SMCCC_ARCH_FEATURES is
> not expected to support the function ID ARM_SMCCC_TRNG_VERSION. Trusted
> Firmware-A follows up the specification in its implementation.
> 
> This commit removes the invocation to avoid the failure - which is a
> wrong calling in U-boot. The later code invokes ARM_SMCCC_TRNG_VERSION
> for retrieving the TRNG version, except it can read back the version
> number, it also can be used to detect whether the TRNG is supported or
> not.
> 
> [...]

Applied to u-boot/master, thanks!

-- 
Tom