Commit 57bfb211 authored Oct 25, 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: Ia8337a3016b2b8ce6b335651e1988067813b90ed
Signed-off-by: Sriharsha Allenki <sallenki@codeaurora.org>

parent 84a8a3a6

arch/arm64/boot/dts/qcom/sdxprairie-mtp-le-cpe.dtsi

+4 −0

Original line number	Diff line number	Diff line
		@@ -76,3 +76,7 @@
		&mhi_net_device {
		status = "ok";
		};

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

arch/arm64/boot/dts/qcom/sdxprairie-v2-pcie-ep-mtp.dtsi

+4 −0

Original line number	Diff line number	Diff line
		@@ -48,3 +48,7 @@
		&mhi_dev_qrtr {
		status = "disabled";
		};

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