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* docs: amu: supress some Sphinx warningsMauro Carvalho Chehab2020-04-201-0/+5
| | | | | | | | | | | | | | Add extra blank lines on some places, in order to avoid those warnings when building the docs: Documentation/arm64/amu.rst:26: WARNING: Unexpected indentation. Documentation/arm64/amu.rst:60: WARNING: Unexpected indentation. Documentation/arm64/amu.rst:81: WARNING: Unexpected indentation. Documentation/arm64/amu.rst:108: WARNING: Unexpected indentation. Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Link: https://lore.kernel.org/r/ab0881638fc41ed790b3307a8e022ec84b7cce7e.1586881715.git.mchehab+huawei@kernel.org Signed-off-by: Jonathan Corbet <corbet@lwn.net>
* Documentation: arm64: document support for the AMU extensionIonela Voinescu2020-03-061-0/+112
The activity monitors extension is an optional extension introduced by the ARMv8.4 CPU architecture. Add initial documentation for the AMUv1 extension: - arm64/amu.txt: AMUv1 documentation - arm64/booting.txt: system registers initialisation Signed-off-by: Ionela Voinescu <ionela.voinescu@arm.com> Reviewed-by: Valentin Schneider <valentin.schneider@arm.com> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Will Deacon <will@kernel.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>