ARM: dts: exynos: Update maximum frequency for SD card to 200MHz on Odroid XU3/XU4/HC1

Set the SD max-frequency to 200MHz for optimal performance on Odroid
XU3/XU4/HC1 family of boards.
Signed-off-by: Anand Moon <linux.amoon@gmail.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

arch/arm/boot/dts/exynos5422-odroid-core.dtsi

@@ -502,6 +502,7 @@ &mmc_2 {
 	pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
 	bus-width = <4>;
 	cap-sd-highspeed;
+	max-frequency = <200000000>;
 	vmmc-supply = <&ldo19_reg>;
 	vqmmc-supply = <&ldo13_reg>;
 	sd-uhs-sdr50;