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[008/102] arm64: dts: renesas: r8a77970: Update IPMMU DS1 bit number

Message ID d2b860cb303fdeffa886c20bfbdbfd88cc52c85f.1526637994.git.horms+renesas@verge.net.au (mailing list archive)
State Accepted
Commit d2b860cb303fdeffa886c20bfbdbfd88cc52c85f
Headers show

Commit Message

Simon Horman May 18, 2018, 11:14 a.m. UTC 
From: Magnus Damm <damm+renesas@opensource.se>

Judging by "R-Car-Gen3-rev0.80" IPMMU IMSSTR register documentation
for [R-Car V3M] the DS1 bit field should be bit 0.

Update the ipmmu-main property to make it match the data sheet.

Fixes: ce3b52a1595b ("arm64: dts: renesas: r8a77970: Add IPMMU device nodes")
Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
 arch/arm64/boot/dts/renesas/r8a77970.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/arch/arm64/boot/dts/renesas/r8a77970.dtsi b/arch/arm64/boot/dts/renesas/r8a77970.dtsi
index c6db8ea43906..e8358d9bfd66 100644
--- a/arch/arm64/boot/dts/renesas/r8a77970.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77970.dtsi
@@ -160,7 +160,7 @@ 
 		ipmmu_ds1: mmu@e7740000 {
 			compatible = "renesas,ipmmu-r8a77970";
 			reg = <0 0xe7740000 0 0x1000>;
-			renesas,ipmmu-main = <&ipmmu_mm 1>;
+			renesas,ipmmu-main = <&ipmmu_mm 0>;
 			power-domains = <&sysc R8A77970_PD_ALWAYS_ON>;
 			#iommu-cells = <1>;
 		};