arm64: dts: rockchip: enable UFS controller on FriendlyElec NanoPi M5

The NanoPi M5 board supports pluggable UFS modules using the UFSHC
inside its Rockchip RK3576 SoC.

Enable the respective devicetree node and add its supply regulators.

Link: https://wiki.friendlyelec.com/wiki/images/9/97/NanoPi_M5_LP5_2411_SCH.pdf
Signed-off-by: Alexey Charkov <alchark@gmail.com>
Link: https://patch.msgid.link/20251230-nanopi-m5-ufs-v3-1-ed188ae34fdb@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

Author: alchark

arch/arm64/boot/dts/rockchip/rk3576-nanopi-m5.dts

@@ -110,6 +110,22 @@
 		regulator-name = "vcc12v_dcin";
 	};
 
+	vcc1v2_ufs_vccq: regulator-vcc1v2-ufs-vccq {
+		compatible = "regulator-fixed";
+		regulator-min-microvolt = <1200000>;
+		regulator-max-microvolt = <1200000>;
+		regulator-name = "vcc1v2_ufs_vccq";
+		vin-supply = <&vcc5v0_sys_s5>;
+	};
+
+	vcc1v8_ufs_vccq2: regulator-vcc1v8-ufs-vccq2 {
+		compatible = "regulator-fixed";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-name = "vcc1v8_ufs_vccq2";
+		vin-supply = <&vcc_1v8_s3>;
+	};
+
 	vcc3v3_m2_keym: regulator-vcc3v3-m2-keym {
 		compatible = "regulator-fixed";
 		enable-active-high;
@@ -906,6 +922,14 @@
 	status = "okay";
 };
 
+&ufshc {
+	vcc-supply = <&vcc_3v3_s3>;
+	vccq-supply = <&vcc1v2_ufs_vccq>;
+	vccq2-supply = <&vcc1v8_ufs_vccq2>;
+	vdd-hba-supply = <&vdda_1v2_s0>;
+	status = "okay";
+};
+
 &usbdp_phy {
 	status = "okay";
 };