arm64: dts: meson: s400: enable sdr104 on sdio

The bcm wifi/bt device on SDIO support SDR104 and it seems to work
well following the recent mmc driver update, so enable this
ultra high speed mode
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>

arch/arm64/boot/dts/amlogic/meson-axg-s400.dts

@@ -464,7 +464,8 @@ &sd_emmc_b {
 
 	bus-width = <4>;
 	cap-sd-highspeed;
-	max-frequency = <100000000>;
+	sd-uhs-sdr104;
+	max-frequency = <200000000>;
 	non-removable;
 	disable-wp;