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>

diff --git a/arch/arm64/boot/dts/rockchip/rk3576-nanopi-m5.dts b/arch/arm64/boot/dts/rockchip/rk3576-nanopi-m5.dts
index cce34c541f7c5fc6f90004ed2102d46c71c63712..af4b7c004c38a5dc14376069cf18db0abf2dcbea 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3576-nanopi-m5.dts
+++ b/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";
 };