2023-08-08 19:04:44

by Konrad Dybcio

Subject: [PATCH v2 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")
Signed-off-by: Konrad Dybcio <[email protected]>
---
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@cd00000 {
<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@17300000 {

--
2.41.0

2023-08-09 21:10:55

by Jeffrey Hugo

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

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 <[email protected]>

Reviewed-by: Jeffrey Hugo <[email protected]>