arm64: dts: rockchip: Add sd card support

Add sdmmc node and it's regulators for sd card support

Signed-off-by: Lucas Tanure <lucas.tanure@collabora.com>
Change-Id: If9bfff13fbe9006a248f8c326b30472f79ef21f2

arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts

@@ -3,6 +3,7 @@
 /dts-v1/;
 
 #include "rk3588.dtsi"
+#include "rk3588-rk806-single.dtsi"
 
 / {
 	model = "Radxa ROCK 5 Model B";
@@ -25,6 +26,16 @@ vcc5v0_sys: vcc5v0-sys-regulator {
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 	};
+	
+	vcc_1v1_nldo_s3: vcc-1v1-nldo-s3 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_1v1_nldo_s3";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <1100000>;
+		regulator-max-microvolt = <1100000>;
+		vin-supply = <&vcc5v0_sys>;
+	};
 };
 
 &sdhci {
@@ -42,3 +53,20 @@ &uart2 {
 	pinctrl-0 = <&uart2m0_xfer>;
 	status = "okay";
 };
+
+&sdmmc {
+	max-frequency = <200000000>;
+	no-sdio;
+	no-mmc;
+	bus-width = <4>;
+	cap-mmc-highspeed;
+	cap-sd-highspeed;
+	disable-wp;
+	sd-uhs-sdr104;
+	vmmc-supply = <&vcc_3v3_s3>;
+	vqmmc-supply = <&vccio_sd_s0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdmmc_bus4 &sdmmc_clk &sdmmc_cmd &sdmmc_det>;
+	status = "okay";
+};
+