samsung_sm8750/android_kernel_samsung_sm8750-devicetrees
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ARM: dts: msm: Add direct-link device node support

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Add support for direct-link device tree node, this
device will be used for configuring LPASS SID iommu
bank in direct-link use case.

Change-Id: I31ce562bd8cbdd4692d6c721325fc15627a3f624
CRs-Fixed: 3990401
This commit is contained in:
Karthik Kantamneni
2024-11-28 07:05:20 +05:30
parent 829d426e90
commit 640f3ccd8c
2 changed files with 27 additions and 0 deletions
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14
sun-peach-cnss-v8.dtsi
View File

@@ -199,6 +199,20 @@
*/ */
wlan-txrx-intr-cpumask = <0x3 0x30>; wlan-txrx-intr-cpumask = <0x3 0x30>;
}; };
wlan_direct_link: qcom,cnss-direct-link {
compatible = "qcom,cnss-direct-link";
iommus = <&apps_smmu 0x100f 0x0>;
qcom,iommu-group = <&cnss_audio_iommu_group0>;
memory-region = <&direct_link_iommu_region_partition>;
dma-coherent;
direct_link_iommu_region_partition: direct_link_iommu_region_partition {
iommu-addresses = <&wlan_direct_link 0x00000000 0x18000000>,
<&wlan_direct_link 0xb0000000 0x50000000>;
};
};
}; };
&pcie0_rp { &pcie0_rp {

13
sun-peach-cnss.dtsi
View File

@@ -198,6 +198,19 @@
*/ */
wlan-txrx-intr-cpumask = <0x3 0x30>; wlan-txrx-intr-cpumask = <0x3 0x30>;
}; };
wlan_direct_link: qcom,cnss-direct-link {
compatible = "qcom,cnss-direct-link";
iommus = <&apps_smmu 0x100f 0x0>;
qcom,iommu-group = <&cnss_audio_iommu_group0>;
memory-region = <&direct_link_iommu_region_partition>;
dma-coherent;
direct_link_iommu_region_partition: direct_link_iommu_region_partition {
iommu-addresses = <&wlan_direct_link 0x00000000 0x18000000>,
<&wlan_direct_link 0xb0000000 0x50000000>;
};
};
}; };
&pcie0_rp { &pcie0_rp {