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