Those boards come with a system IOMMU, which are required by certain drivers (DRM/KMS).
Add its dependency to Hikey970 device tree bindings. Signed-off-by: Mauro Carvalho Chehab <[email protected]> --- arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts b/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts index a9ad90e769ad..f632b1e0600d 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts +++ b/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts @@ -53,6 +53,9 @@ wlan_en: wlan-en-1-8v { startup-delay-us = <70000>; enable-active-high; }; + smmu_lpae { + compatible = "hisilicon,smmu-lpae"; + }; }; /* -- 2.26.2
