Hi Niklas, Thank you for the patch.
On Thursday 21 January 2016 15:01:34 Niklas Söderlund wrote: > Signed-off-by: Niklas Söderlund <[email protected]> > --- > arch/arm/boot/dts/r8a7790.dtsi | 30 ++++++++++++++++++++++++++++++ > 1 file changed, 30 insertions(+) > > diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi > index e07ae5d..23af349 100644 > --- a/arch/arm/boot/dts/r8a7790.dtsi > +++ b/arch/arm/boot/dts/r8a7790.dtsi > @@ -294,6 +294,21 @@ > power-domains = <&cpg_clocks>; > #dma-cells = <1>; > dma-channels = <15>; > + iommus = <&ipmmu_ds 0>, > + <&ipmmu_ds 1>, > + <&ipmmu_ds 2>, > + <&ipmmu_ds 3>, > + <&ipmmu_ds 4>, > + <&ipmmu_ds 5>, > + <&ipmmu_ds 6>, > + <&ipmmu_ds 7>, > + <&ipmmu_ds 8>, > + <&ipmmu_ds 9>, > + <&ipmmu_ds 10>, > + <&ipmmu_ds 11>, > + <&ipmmu_ds 12>, > + <&ipmmu_ds 13>, > + <&ipmmu_ds 14>; I wonder whether this should be done unconditionally. Whether to use the IOMMU seems more like a policy decision to me. > }; > > dmac1: dma-controller@e6720000 { > @@ -325,6 +340,21 @@ > power-domains = <&cpg_clocks>; > #dma-cells = <1>; > dma-channels = <15>; > + iommus = <&ipmmu_ds 15>, > + <&ipmmu_ds 16>, > + <&ipmmu_ds 17>, > + <&ipmmu_ds 18>, > + <&ipmmu_ds 19>, > + <&ipmmu_ds 20>, > + <&ipmmu_ds 21>, > + <&ipmmu_ds 22>, > + <&ipmmu_ds 23>, > + <&ipmmu_ds 24>, > + <&ipmmu_ds 25>, > + <&ipmmu_ds 26>, > + <&ipmmu_ds 27>, > + <&ipmmu_ds 28>, > + <&ipmmu_ds 29>; > }; > > audma0: dma-controller@ec700000 { -- Regards, Laurent Pinchart
