From: Magnus Damm <damm+rene...@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. Signed-off-by: Magnus Damm <damm+rene...@opensource.se> --- Based on top of renesas-drivers-2018-03-13-v4.16-rc5 arch/arm64/boot/dts/renesas/r8a77970.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- 0001/arch/arm64/boot/dts/renesas/r8a77970.dtsi +++ work/arch/arm64/boot/dts/renesas/r8a77970.dtsi 2018-03-20 15:26:18.250607110 +0900 @@ -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>; };