tree f757a199d11cb1ec8a2cbed9135416574708506e
parent de56379f21c70196ff18c48790e8e43865893869
author Mark Brown <broonie@kernel.org> 1635247082 +0100
committer Will Deacon <will@kernel.org> 1635409815 +0100

arm64: Document boot requirements for FEAT_SME_FA64

The EAC1 release of the SME specification adds the FA64 feature which
requires enablement at higher ELs before lower ELs can use it. Document
what we require from higher ELs in our boot requirements.

Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20211026111802.12853-1-broonie@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>