arm64: dts: rockchip: Add more properties for emmc on px5-evb

The emmc on px5-evb can support hs200, so let's add mmc-hs200-1_8v.
And in order to speed up the boot time, we could add no-sdio and
no-sd to simplify the initialization.
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk3368-px5-evb.dts

@@ -87,6 +87,9 @@ &emmc {
 	clock-frequency = <150000000>;
 	disable-wp;
 	keep-power-in-suspend;
+	mmc-hs200-1_8v;
+	no-sdio;
+	no-sd;
 	non-removable;
 	num-slots = <1>;
 	pinctrl-names = "default";