Thread (24 messages) 24 messages, 3 authors, 2023-02-14
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[PATCH 10/10] arm64: dts: mt8186: Add dma-ranges for the parent "soc" node

From: Yong Wu <yong.wu@mediatek.com>
Date: 2023-01-13 06:08:05
Also in: linux-devicetree, linux-iommu, linux-media, linux-mediatek, lkml
Subsystem: arm/mediatek soc support, the rest · Maintainers: Matthias Brugger, AngeloGioacchino Del Regno, Linus Torvalds

Prepare for the MM nodes whose dma-ranges(iova range) is 16GB.

Signed-off-by: Yong Wu <yong.wu@mediatek.com>
---
 arch/arm64/boot/dts/mediatek/mt8186.dtsi | 1 +
 1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8186.dtsi b/arch/arm64/boot/dts/mediatek/mt8186.dtsi
index c326aeb33a10..ea90d2d08316 100644
--- a/arch/arm64/boot/dts/mediatek/mt8186.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8186.dtsi
@@ -265,6 +265,7 @@
 		#address-cells = <2>;
 		#size-cells = <2>;
 		compatible = "simple-bus";
+		dma-ranges = <0x0 0x0 0x0 0x0 0x4 0x0>;
 		ranges;
 
 		gic: interrupt-controller@c000000 {
-- 
2.18.0


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