Add BBML3 cpu feature [LWN.net]

From:		Linu Cherian <linu.cherian-AT-arm.com>
To:		Catalin Marinas <catalin.marinas-AT-arm.com>, Will Deacon <will-AT-kernel.org>, Ryan Roberts <ryan.roberts-AT-arm.com>, Kevin Brodsky <kevin.brodsky-AT-arm.com>, Anshuman Khandual <anshuman.khandual-AT-arm.com>, Suzuki K Poulose <suzuki.poulose-AT-arm.com>, Mark Rutland <mark.rutland-AT-arm.com>
Subject:		[PATCH 0/5] Add BBML3 cpu feature
Date:		Wed, 01 Jul 2026 15:11:26 +0530
Message-ID:		<20260701094131.677636-1-linu.cherian@arm.com>
Cc:		linux-arm-kernel-AT-lists.infradead.org, linux-kernel-AT-vger.kernel.org, Linu Cherian <linu.cherian-AT-arm.com>
Archive-link:		Article

Patches 1 and 2 introduces BBML3 cpu feature
Patches 3, 4 and 5 adds more cpus to the BBML3 support list,
	which dont advertise themselves through the standard
	MMFR2_ID registers.

Linu Cherian (5):
  arm64: cpufeature: Add BBML3
  arm64: cpufeature: Detect BBML3 based on MMFR2 ID
  arm64: cputype: Add Cortex-A520AE definitions
  arm64: cputype: Add C1-Nano definitions
  arm64: cpufeature: Extend bbml3 support list

 arch/arm64/include/asm/cpufeature.h |  6 ++--
 arch/arm64/include/asm/cputype.h    |  4 +++
 arch/arm64/kernel/cpufeature.c      | 51 +++++++++++++---------------
 arch/arm64/mm/contpte.c             | 21 +++++-------
 arch/arm64/mm/mmu.c                 | 52 ++++++++++++++---------------
 arch/arm64/mm/proc.S                |  4 +--
 arch/arm64/tools/cpucaps            |  2 +-
 arch/arm64/tools/sysreg             |  1 +
 8 files changed, 69 insertions(+), 72 deletions(-)

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2.43.0