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Date:   Tue, 2 Feb 2021 15:01:01 +0100
From:   Joerg Roedel <joro@8bytes.org>
To:     Chunyan Zhang <zhang.lyra@gmail.com>
Cc:     Robin Murphy <robin.murphy@arm.com>,
        Rob Herring <robh+dt@kernel.org>,
        iommu@lists.linux-foundation.org, devicetree@vger.kernel.org,
        Baolin Wang <baolin.wang7@gmail.com>,
        linux-kernel@vger.kernel.org, Orson Zhai <orsonzhai@gmail.com>,
        Sheng Xu <sheng.xu@unisoc.com>,
        Chunyan Zhang <chunyan.zhang@unisoc.com>
Subject: Re: [PATCH 2/2] iommu: add Unisoc iommu basic driver
Message-ID: <20210202140101.GA32671@8bytes.org>
References: <20210202073258.559443-3-zhang.lyra@gmail.com>
 <20210202104257.736836-1-zhang.lyra@gmail.com>
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On Tue, Feb 02, 2021 at 06:42:57PM +0800, Chunyan Zhang wrote:
> From: Chunyan Zhang <chunyan.zhang@unisoc.com>
> 
> This iommu module can be used by Unisoc's multimedia devices, such as
> display, Image codec(jpeg) and a few signal processors, including
> VSP(video), GSP(graphic), ISP(image), and CPP(camera pixel processor), etc.
> 
> Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
> ---
>  drivers/iommu/Kconfig      |  12 +
>  drivers/iommu/Makefile     |   1 +
>  drivers/iommu/sprd-iommu.c | 598 +++++++++++++++++++++++++++++++++++++

This looks like it actually belongs under drivers/iommu/arm/, no?