ARM: dts: rockchip: support highspeed sd-cards on rk3066a boards

Add cap-sd-highspeed and cap-mmc-highspeed for rk3066a-bqcurie2
and rk3066a-rayeager boards to make sd cards run faster.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
diff --git a/arch/arm/boot/dts/rk3066a-rayeager.dts b/arch/arm/boot/dts/rk3066a-rayeager.dts
index e36383c..341c1f8 100644
--- a/arch/arm/boot/dts/rk3066a-rayeager.dts
+++ b/arch/arm/boot/dts/rk3066a-rayeager.dts
@@ -330,6 +330,8 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&sd0_clk>, <&sd0_cmd>, <&sd0_cd>, <&sd0_bus4>;
 	vmmc-supply = <&vcc_sd>;
+	cap-mmc-highspeed;
+	cap-sd-highspeed;
 	status = "okay";
 };