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arm64: dts: marvell: mark CP110 ahci as dma-coherent 

The hardware is clearly DMA coherent and not marking it as such leads
to cache coherency problems, at least with the OpenBSD kernel.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
This commit is contained in:
Mark Kettenis 2018-03-31 16:44:06 +02:00 committed by Gregory CLEMENT
parent bffed3d4ab
commit 02ba4ce64d
1 changed files with 1 additions and 0 deletions
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arch/arm64/boot/dts/marvell/armada-cp110.dtsi
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@ -233,6 +233,7 @@ CP110_LABEL(sata0): sata@540000 {
compatible = "marvell,armada-8k-ahci",
"generic-ahci";
reg = <0x540000 0x30000>;
dma-coherent;
interrupts = <ICU_GRP_NSR 107 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&CP110_LABEL(clk) 1 15>,
<&CP110_LABEL(clk) 1 16>;