Re: [PATCH v2 2/6] arm64: dts: qcom: msm8998: Add missing power domain to MMSS SMMU

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To: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>, Andy Gross <agross@xxxxxxxxxx>, Bjorn Andersson <andersson@xxxxxxxxxx>, Rob Herring <robh+dt@xxxxxxxxxx>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@xxxxxxxxxx>, Conor Dooley <conor+dt@xxxxxxxxxx>, AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxxx>, Michael Turquette <mturquette@xxxxxxxxxxxx>, Stephen Boyd <sboyd@xxxxxxxxxx>, Jeffrey Hugo <jeffrey.l.hugo@xxxxxxxxx>, Imran Khan <kimran@xxxxxxxxxxxxxx>, "Rajendra Nayak" <quic_rjendra@xxxxxxxxxxx>, Joonwoo Park <joonwoop@xxxxxxxxxxxxxx>, Will Deacon <will@xxxxxxxxxx>, Robin Murphy <robin.murphy@xxxxxxx>, "Joerg Roedel" <joro@xxxxxxxxxx>
Subject: Re: [PATCH v2 2/6] arm64: dts: qcom: msm8998: Add missing power domain to MMSS SMMU
From: Jeffrey Hugo <quic_jhugo@xxxxxxxxxxx>
Date: Wed, 9 Aug 2023 12:25:58 -0600
Cc: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx>, Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>, Jami Kettunen <jami.kettunen@xxxxxxxxxxxxxx>, <linux-arm-msm@xxxxxxxxxxxxxxx>, <devicetree@xxxxxxxxxxxxxxx>, <linux-kernel@xxxxxxxxxxxxxxx>, <linux-clk@xxxxxxxxxxxxxxx>, <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>, <iommu@xxxxxxxxxxxxxxx>
In-reply-to: <20230531-topic-8998_mmssclk-v2-2-34273e275c51@linaro.org>
References: <20230531-topic-8998_mmssclk-v2-0-34273e275c51@linaro.org> <20230531-topic-8998_mmssclk-v2-2-34273e275c51@linaro.org>
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On 8/8/2023 3:44 AM, Konrad Dybcio wrote:

The MMSS SMMU has its own power domain. Attach it so that we can drop
the "keep it always-on" hack.

Fixes: 05ce21b54423 ("arm64: dts: qcom: msm8998: Configure the multimedia subsystem iommu")
Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>


Reviewed-by: Jeffrey Hugo <quic_jhugo@xxxxxxxxxxx>

References:
- [PATCH v2 0/6] MMCC MSM8998 fixes
  - From: Konrad Dybcio
- [PATCH v2 2/6] arm64: dts: qcom: msm8998: Add missing power domain to MMSS SMMU
  - From: Konrad Dybcio

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