From: Jean-Philippe Brucker <jean-philippe@linaro.org>
Date: Fri, 7 Jun 2024 10:54:16 +0000 (+0100)
Subject: arm64: dts: fvp: Enable PCIe ATS for Base RevC FVP
X-Git-Tag: v6.11-rc1~115^2~2^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=6bac3388889cec379ecb06e5557dd6f31a31544e;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: fvp: Enable PCIe ATS for Base RevC FVP

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

Acked-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
Link: https://lore.kernel.org/r/20240607105415.2501934-5-jean-philippe@linaro.org
Signed-off-by: Will Deacon <will@kernel.org>
---

diff --git a/arch/arm64/boot/dts/arm/fvp-base-revc.dts b/arch/arm64/boot/dts/arm/fvp-base-revc.dts
index 60472d65a3557..85f1c15cc65d0 100644
--- a/arch/arm64/boot/dts/arm/fvp-base-revc.dts
+++ b/arch/arm64/boot/dts/arm/fvp-base-revc.dts
@@ -243,6 +243,7 @@
 		iommu-map = <0x0 &smmu 0x0 0x10000>;
 
 		dma-coherent;
+		ats-supported;
 	};
 
 	smmu: iommu@2b400000 {