From: "Ryan Walklin" <ryan@testtoast.com>
To: "Andre Przywara" <andre.przywara@arm.com>,
"Joerg Roedel" <joro@8bytes.org>, "Will Deacon" <will@kernel.org>,
"Robin Murphy" <robin.murphy@arm.com>,
"Chen-Yu Tsai" <wens@csie.org>,
"Jernej Skrabec" <jernej.skrabec@gmail.com>,
"Samuel Holland" <samuel@sholland.org>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Conor Dooley" <conor+dt@kernel.org>,
"Rob Herring" <robh@kernel.org>
Cc: "Chris Morgan" <macromorgan@hotmail.com>,
"Philippe Simons" <simons.philippe@gmail.com>,
iommu@lists.linux.dev, devicetree@vger.kernel.org,
linux-sunxi@lists.linux.dev,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 5/5] arm64: dts: allwinner: h616: add IOMMU node
Date: Thu, 20 Jun 2024 21:45:13 +1200 [thread overview]
Message-ID: <d02c238c-766b-4463-96a9-dd6373b173bb@app.fastmail.com> (raw)
In-Reply-To: <20240616224056.29159-6-andre.przywara@arm.com>
Hi Andre,
On Mon, 17 Jun 2024, at 10:40 AM, Andre Przywara wrote:
> The Allwinner H616 contains a scatter-gather IOMMU connected to some
> video related devices. It's almost compatible to the one used in the H6,
> though with minor incompatibilities.
>
> Add the DT node describing its resources, so that devices like the video
> or display engine can connect to it.
Thanks, tested working with the display engine on an Allwinner H700 device (Anbernic RG35XX Plus).
[ 0.038060] iommu: Default domain type: Translated
[ 0.038080] iommu: DMA domain TLB invalidation policy: strict mode
...
[ 0.175075] sun8i-mixer 1100000.mixer: Adding to iommu group 0
Tested-by: Ryan Walklin <ryan@testtoast.com>
Regards,
Ryan
next prev parent reply other threads:[~2024-06-20 9:45 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-16 22:40 [PATCH v2 0/5] iommu: sun50i: Add Allwinner H616 support Andre Przywara
2024-06-16 22:40 ` [PATCH v2 1/5] iommu: sun50i: clear bypass register Andre Przywara
2024-06-20 10:16 ` Chen-Yu Tsai
2024-06-16 22:40 ` [PATCH v2 2/5] iommu: sun50i: allocate page tables from below 4 GiB Andre Przywara
2024-06-20 10:17 ` Chen-Yu Tsai
2024-11-19 13:45 ` Parthiban
2024-06-16 22:40 ` [PATCH v2 3/5] dt-bindings: iommu: add new compatible strings Andre Przywara
2024-06-20 10:17 ` Chen-Yu Tsai
2024-06-16 22:40 ` [PATCH v2 4/5] iommu: sun50i: Add H616 compatible string Andre Przywara
2024-06-20 10:17 ` Chen-Yu Tsai
2024-06-16 22:40 ` [PATCH v2 5/5] arm64: dts: allwinner: h616: add IOMMU node Andre Przywara
2024-06-20 9:45 ` Ryan Walklin [this message]
2024-06-25 12:03 ` [PATCH v2 0/5] iommu: sun50i: Add Allwinner H616 support Joerg Roedel
2024-06-25 16:20 ` Chen-Yu Tsai
2024-06-27 10:15 ` Joerg Roedel
2024-06-27 14:02 ` (subset) " Chen-Yu Tsai
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