Define the upper limit otherwise the driver cannot utilize max speeds. Signed-off-by: Simon Horman <horms+renesas@xxxxxxxxxxxx> Reviewed-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> --- arch/arm/boot/dts/r8a7794.dtsi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/boot/dts/r8a7794.dtsi b/arch/arm/boot/dts/r8a7794.dtsi index 9365580a194f..57e0d27cb82e 100644 --- a/arch/arm/boot/dts/r8a7794.dtsi +++ b/arch/arm/boot/dts/r8a7794.dtsi @@ -731,6 +731,7 @@ dmas = <&dmac0 0xcd>, <&dmac0 0xce>, <&dmac1 0xcd>, <&dmac1 0xce>; dma-names = "tx", "rx", "tx", "rx"; + max-frequency = <195000000>; power-domains = <&sysc R8A7794_PD_ALWAYS_ON>; status = "disabled"; }; @@ -743,6 +744,7 @@ dmas = <&dmac0 0xc1>, <&dmac0 0xc2>, <&dmac1 0xc1>, <&dmac1 0xc2>; dma-names = "tx", "rx", "tx", "rx"; + max-frequency = <97500000>; power-domains = <&sysc R8A7794_PD_ALWAYS_ON>; status = "disabled"; }; @@ -755,6 +757,7 @@ dmas = <&dmac0 0xd3>, <&dmac0 0xd4>, <&dmac1 0xd3>, <&dmac1 0xd4>; dma-names = "tx", "rx", "tx", "rx"; + max-frequency = <97500000>; power-domains = <&sysc R8A7794_PD_ALWAYS_ON>; status = "disabled"; }; -- 2.7.0.rc3.207.g0ac5344