Evolution-x-devices/kernel_xiaomi_sm8450-devicetrees
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ARM: dts: msm: Reduce smmu memory mapping for storage

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Add IOMMU Geometry property to help save SMMU page table
memory saving for UFS/eMMC. No functional change but helps
saving memory table space. Reducing smmu memory mapping
for storage from 4GB to 1GB.

Change-Id: Iee9e09394106ce6c48988cc96cc8a6c4e0a555eb
This commit is contained in:
Nitin Rawat
2023-05-22 19:55:26 +05:30
parent 41d070ba29
commit b2d888747a
1 changed files with 3 additions and 0 deletions
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qcom/anorak.dtsi
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@@ -2679,6 +2679,9 @@
qcom,iommu-dma = "fastmap";
dma-coherent;
qcom,iommu-dma-addr-pool = <0x40000000 0x40000000>;
qcom,iommu-geometry = <0x40000000 0x40000000>;
reset-gpios = <&tlmm 224 GPIO_ACTIVE_LOW>;
resets = <&gcc GCC_UFS_PHY_BCR>;
reset-names = "rst";