Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 37187f92 authored Sep 17, 2019 by Sriharsha Allenki

ARM: dts: msm: Disable SMMU S1 for USB on sdxprairie PCIe EP



IPA doesn't use SMMU when operating in MHI mode (PCIe EP usecase)
using DT parameter - 'qcom,use-ipa-in-mhi-mode'.
Hence, USB should also not enable SMMU in order to support hardware
acceleration using IPA.

Change-Id: I07440836e070c3423d7e8e18583fa14cece08cac
Signed-off-by: Sriharsha Allenki <sallenki@codeaurora.org>

parent 9a12fe13

arch/arm64/boot/dts/qcom/sa515m-ccard-pcie-ep.dts

+4 −0

Original line number	Diff line number	Diff line
		@@ -53,3 +53,7 @@
		&mhi_dev_qrtr {
		status = "okay";
		};

		&usb {
		qcom,smmu-s1-bypass;
		};

arch/arm64/boot/dts/qcom/sa515m-v2-ccard-pcie-ep.dts

+4 −0

Original line number	Diff line number	Diff line
		@@ -53,3 +53,7 @@
		&mhi_dev_qrtr {
		status = "okay";
		};

		&usb {
		qcom,smmu-s1-bypass;
		};

arch/arm64/boot/dts/qcom/sdxprairie-pcie-ep-mtp.dtsi

+4 −0

Original line number	Diff line number	Diff line
		@@ -44,3 +44,7 @@
		&mhi_net_device {
		status = "okay";
		};

		&usb {
		qcom,smmu-s1-bypass;
		};