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Message-Id: <20230531-topic-8998_mmssclk-v3-2-ba1b1fd9ee75@linaro.org>
Date:   Wed, 09 Aug 2023 21:20:25 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Jeffrey Hugo <jeffrey.l.hugo@...il.com>,
        Imran Khan <kimran@...eaurora.org>,
        Rajendra Nayak <quic_rjendra@...cinc.com>,
        Joonwoo Park <joonwoop@...eaurora.org>,
        Jeffrey Hugo <quic_jhugo@...cinc.com>,
        Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Joerg Roedel <joro@...tes.org>,
        Jeffrey Hugo <quic_jhugo@...cinc.com>
Cc:     Marijn Suijten <marijn.suijten@...ainline.org>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Jami Kettunen <jami.kettunen@...ainline.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, iommu@...ts.linux.dev,
        Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH v3 2/6] arm64: dts: qcom: msm8998: Add missing power domain
 to MMSS SMMU

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")
Reviewed-by: Jeffrey Hugo <quic_jhugo@...cinc.com>
Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 arch/arm64/boot/dts/qcom/msm8998.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8998.dtsi b/arch/arm64/boot/dts/qcom/msm8998.dtsi
index e40f6461f4fd..39db67211fae 100644
--- a/arch/arm64/boot/dts/qcom/msm8998.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8998.dtsi
@@ -2770,6 +2770,8 @@ mmss_smmu: iommu@...0000 {
 				<GIC_SPI 261 IRQ_TYPE_LEVEL_HIGH>,
 				<GIC_SPI 262 IRQ_TYPE_LEVEL_HIGH>,
 				<GIC_SPI 272 IRQ_TYPE_LEVEL_HIGH>;
+
+			power-domains = <&mmcc BIMC_SMMU_GDSC>;
 		};
 
 		remoteproc_adsp: remoteproc@...00000 {

-- 
2.41.0

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