Define the upper limit otherwise the driver cannot utilize max speeds. Signed-off-by: Simon Horman <horms+renesas@xxxxxxxxxxxx> --- arch/arm/boot/dts/r8a7791.dtsi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi index 162b55c665a3..b07c799f72f2 100644 --- a/arch/arm/boot/dts/r8a7791.dtsi +++ b/arch/arm/boot/dts/r8a7791.dtsi @@ -584,6 +584,7 @@ dmas = <&dmac0 0xcd>, <&dmac0 0xce>, <&dmac1 0xcd>, <&dmac1 0xce>; dma-names = "tx", "rx", "tx", "rx"; + max-frequency = <195000000>; power-domains = <&sysc R8A7791_PD_ALWAYS_ON>; status = "disabled"; }; @@ -596,6 +597,7 @@ dmas = <&dmac0 0xc1>, <&dmac0 0xc2>, <&dmac1 0xc1>, <&dmac1 0xc2>; dma-names = "tx", "rx", "tx", "rx"; + max-frequency = <97500000>; power-domains = <&sysc R8A7791_PD_ALWAYS_ON>; status = "disabled"; }; @@ -608,6 +610,7 @@ dmas = <&dmac0 0xd3>, <&dmac0 0xd4>, <&dmac1 0xd3>, <&dmac1 0xd4>; dma-names = "tx", "rx", "tx", "rx"; + max-frequency = <97500000>; power-domains = <&sysc R8A7791_PD_ALWAYS_ON>; status = "disabled"; }; -- 2.7.0.rc3.207.g0ac5344