From: Robin Murphy <robin.murphy@arm.com>
To: Krishna Reddy <vdumpa@nvidia.com>
Cc: snikam@nvidia.com, thomasz@nvidia.com, jtukkinen@nvidia.com,
mperttunen@nvidia.com, praithatha@nvidia.com,
iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org,
talho@nvidia.com, yhsu@nvidia.com, linux-tegra@vger.kernel.org,
treding@nvidia.com, avanbrunt@nvidia.com,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 2/7] dt-bindings: arm-smmu: Add binding for nvidia,smmu-v2
Date: Fri, 30 Aug 2019 16:13:16 +0100 [thread overview]
Message-ID: <37034b76-7e3f-5f3c-25b2-696e25127682@arm.com> (raw)
In-Reply-To: <1567118827-26358-3-git-send-email-vdumpa@nvidia.com>
On 29/08/2019 23:47, Krishna Reddy wrote:
> Add binding doc for Nvidia's smmu-v2 implementation.
>
> Signed-off-by: Krishna Reddy <vdumpa@nvidia.com>
> ---
> Documentation/devicetree/bindings/iommu/arm,smmu.txt | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.txt b/Documentation/devicetree/bindings/iommu/arm,smmu.txt
> index 3133f3b..0de3759 100644
> --- a/Documentation/devicetree/bindings/iommu/arm,smmu.txt
> +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.txt
> @@ -17,6 +17,7 @@ conditions.
> "arm,mmu-401"
> "arm,mmu-500"
> "cavium,smmu-v2"
> + "nidia,smmu-v2"
> "qcom,smmu-v2"
I agree with Mikko that the compatible must be at least SoC-specific,
but potentially even instance-specific (e.g. "nvidia,tegra194-gpu-smmu")
depending on how many of these parallel-SMMU configurations might be
hiding in current and future SoCs.
Robin.
>
> depending on the particular implementation and/or the
>
next prev parent reply other threads:[~2019-08-30 15:13 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-29 22:47 [PATCH 0/7] Nvidia Arm SMMUv2 Implementation Krishna Reddy
2019-08-29 22:47 ` [PATCH 1/7] iommu/arm-smmu: add Nvidia SMMUv2 implementation Krishna Reddy
2019-08-30 15:02 ` Robin Murphy
2019-08-30 18:16 ` Krishna Reddy
2019-09-02 13:39 ` Robin Murphy
2019-09-03 1:07 ` Krishna Reddy
2019-08-29 22:47 ` [PATCH 2/7] dt-bindings: arm-smmu: Add binding for nvidia,smmu-v2 Krishna Reddy
2019-08-30 12:07 ` Mikko Perttunen
2019-08-30 15:13 ` Robin Murphy [this message]
2019-08-30 18:12 ` Krishna Reddy
2019-09-02 7:38 ` Thierry Reding
2019-08-29 22:47 ` [PATCH 3/7] iommu/arm-smmu: Add tlb_sync implementation hook Krishna Reddy
2019-08-30 11:14 ` Thierry Reding
2019-08-30 19:00 ` Krishna Reddy
2019-08-30 15:23 ` Robin Murphy
2019-08-30 18:05 ` Krishna Reddy
2019-08-30 22:49 ` Krishna Reddy
2019-09-02 13:00 ` Robin Murphy
2019-08-29 22:47 ` [PATCH 4/7] iommu/arm-smmu: Add global/context fault implementation hooks Krishna Reddy
2019-08-30 11:17 ` Thierry Reding
2019-08-30 19:16 ` Krishna Reddy
2019-08-30 15:43 ` Robin Murphy
2019-08-30 17:43 ` Krishna Reddy
2019-08-29 22:47 ` [PATCH 5/7] arm64: tegra: Add Memory controller DT node on T194 Krishna Reddy
2019-08-30 11:18 ` Thierry Reding
2019-08-29 22:47 ` [PATCH 6/7] arm64: tegra: Add DT node for T194 SMMU Krishna Reddy
2019-08-30 12:09 ` Mikko Perttunen
2019-08-30 18:39 ` Krishna Reddy
2019-08-30 15:44 ` Robin Murphy
2019-08-30 17:25 ` Krishna Reddy
2019-08-30 17:45 ` Robin Murphy
2019-08-30 18:35 ` Krishna Reddy
2019-08-29 22:47 ` [PATCH 7/7] arm64: tegra: enable SMMU for SDHCI and EQOS Krishna Reddy
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