linux-kernel - Re: [PATCH v3 4/4] arm64: dts: qcom: qcs615: add the APPS SMMU node

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Message-ID: <8a60b729-b312-4afc-835b-a18060ad3f03@oss.qualcomm.com>
Date: Fri, 25 Oct 2024 10:54:24 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Qingqing Zhou <quic_qqzhou@...cinc.com>, andersson@...nel.org,
        konradybcio@...nel.org, robh@...nel.org, krzk+dt@...nel.org,
        conor+dt@...nel.org, robimarko@...il.com, will@...nel.org,
        robin.murphy@....com, joro@...tes.org
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, iommu@...ts.linux.dev
Subject: Re: [PATCH v3 4/4] arm64: dts: qcom: qcs615: add the APPS SMMU node

On 25.10.2024 5:07 AM, Qingqing Zhou wrote:
> Add the APPS SMMU node for QCS615 platform. Add the dma-ranges
> to limit DMA address range to 36bit width to align with system
> architecture.
> 
> Signed-off-by: Qingqing Zhou <quic_qqzhou@...cinc.com>
> ---

You probably also want to mark it `dma-coherent` (see e.g.
x1e80100.dtsi)

Konrad