ARM: dts: rockchip: Support UHS mode for SD card on PopMetal-RK3288 board

PopMetal-RK3288 board could enable SD3.0 card but need vccio_sd
to support the voltage range from 1V8 to 3V3 and we also need to
add more UHS mode here.

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/rk3288-popmetal.dts b/arch/arm/boot/dts/rk3288-popmetal.dts
index 23003a2212344a33b8bbecea65d34c182857fe2a..3831cd5e470de7aec8b52628920013505fa27d3d 100644 (file)
--- a/arch/arm/boot/dts/rk3288-popmetal.dts
+++ b/arch/arm/boot/dts/rk3288-popmetal.dts
@@ -165,6 +165,10 @@
        num-slots = <1>;
        pinctrl-names = "default";
        pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
+       sd-uhs-sdr12;
+       sd-uhs-sdr25;
+       sd-uhs-sdr50;
+       sd-uhs-sdr104;
        vmmc-supply = <&vcc_sd>;
        vqmmc-supply = <&vccio_sd>;
        status = "okay";
@@ -280,7 +284,7 @@
                        vccio_sd: LDO_REG2 {
                                regulator-always-on;
                                regulator-boot-on;
-                               regulator-min-microvolt = <3300000>;
+                               regulator-min-microvolt = <1800000>;
                                regulator-max-microvolt = <3300000>;
                                regulator-name = "vccio_sd";
                                regulator-state-mem {