Commit 415ccda7 authored by Jean-Philippe Brucker's avatar Jean-Philippe Brucker Committed by Zheng Zengkai
Browse files

arm64: dts: fast models: Enable PCIe ATS for Base RevC FVP 

maillist inclusion
category: feature
bugzilla: 51855
CVE: NA

Reference: https://jpbrucker.net/git/linux/commit/?h=sva/2021-03-01&id=af3fee2e57e5ddd4f16cfad160e89cafddb0d629



---------------------------------------------

Declare that the host controller supports ATS, so the OS can enable it
for ATS-capable PCIe endpoints.

Signed-off-by: default avatarJean-Philippe Brucker <jean-philippe@linaro.org>
Signed-off-by: default avatarLijun Fang <fanglijun3@huawei.com>
Reviewed-by: default avatarWeilong Chen <chenweilong@huawei.com>
Signed-off-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
parent 1ee0be63

arch/arm64/boot/dts/arm/fvp-base-revc.dts

+1 −0
Original line number Diff line number Diff line
@@ -170,6 +170,7 @@ 
		iommu-map = <0x0 &smmu 0x0 0x10000>;



		dma-coherent;

		ats-supported;

	};



	smmu: iommu@2b400000 {