From mboxrd@z Thu Jan 1 00:00:00 1970 From: Subject: [PATCH 0/4] Add system mmu support for Armada-806 Date: Mon, 15 Oct 2018 15:00:42 +0300 Message-ID: <1539604846-21151-1-git-send-email-hannah@marvell.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-kernel-owner@vger.kernel.org To: catalin.marinas@arm.com, will.deacon@arm.com, corbet@lwn.net, joro@8bytes.org, robh+dt@kernel.org, gregory.clement@bootlin.com, mark.rutland@arm.com, jason@lakedaemon.net, andrew@lunn.ch, sebastian.hesselbarth@gmail.com, robin.murphy@arm.com Cc: linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, devicetree@vger.kernel.org, thomas.petazzoni@bootlin.com, nadavh@marvell.com, omrii@marvell.com, Hanna Hawa List-Id: devicetree@vger.kernel.org From: Hanna Hawa This series add support for IOMMU for AP806, including workaround for accessing ARM SMMU 64bit registers. AP-806 can't access SMMU registers with 64bit width, this patches split the readq/writeq for 32bit access, due to erratanum #582743. Hanna Hawa (4): iommu/arm-smmu: introduce wrapper for writeq/readq iommu/arm-smmu: Workaround for Marvell Armada-AP806 SoC erratum #582743 dt-bindings: iommu/arm,smmu: add compatible string for Marvell arm64: dts: marvell: add smmu node for Armada-AP806 Documentation/arm64/silicon-errata.txt | 2 + .../devicetree/bindings/iommu/arm,smmu.txt | 1 + arch/arm64/boot/dts/marvell/armada-ap806.dtsi | 18 ++++++ drivers/iommu/arm-smmu.c | 65 ++++++++++++++++++---- 4 files changed, 75 insertions(+), 11 deletions(-) -- 1.9.1