ARM: dts: r8a7793: set maximum frequency for SDHI clocks

Define the upper limit otherwise the driver cannot utilize max speeds.

Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Acked-by: Wolfram Sang <wsa+renesas@sang-engineering.com>

diff --git a/arch/arm/boot/dts/r8a7793.dtsi b/arch/arm/boot/dts/r8a7793.dtsi
index 728b5bca5bdb723629e4e6b1a0d90d2bee09d2e0..13b980f27bbc885f2a36b26361562e941fe9291a 100644 (file)
--- a/arch/arm/boot/dts/r8a7793.dtsi
+++ b/arch/arm/boot/dts/r8a7793.dtsi
@@ -542,6 +542,7 @@
                dmas = <&dmac0 0xcd>, <&dmac0 0xce>,
                       <&dmac1 0xcd>, <&dmac1 0xce>;
                dma-names = "tx", "rx", "tx", "rx";
+               max-frequency = <195000000>;
                power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
                status = "disabled";
        };
@@ -554,6 +555,7 @@
                dmas = <&dmac0 0xc1>, <&dmac0 0xc2>,
                       <&dmac1 0xc1>, <&dmac1 0xc2>;
                dma-names = "tx", "rx", "tx", "rx";
+               max-frequency = <97500000>;
                power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
                status = "disabled";
        };
@@ -566,6 +568,7 @@
                dmas = <&dmac0 0xd3>, <&dmac0 0xd4>,
                       <&dmac1 0xd3>, <&dmac1 0xd4>;
                dma-names = "tx", "rx", "tx", "rx";
+               max-frequency = <97500000>;
                power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
                status = "disabled";
        };