from 
https://github.com/MarvellEmbeddedProcessors/u-boot-marvell/blob/u-boot-2018.03-armada-18.12/arch/arm/dts/armada-3720-espressobin.dts

fix comphy mode settings for USB3 (working)
fix comphy mode setting for network (working)
fix comphy mode setting for SATA (not yet working)
add config for SD card (working)
add voltage regulator for SDHC/SDXC SD cards (not yet tested)
add config for EMMC flash (working)

Signed-off-by: Peter Vollmer <peter.voll...@gmail.com>
---
 arch/arm/dts/armada-3720-espressobin.dts | 49 +++++++++++++++++++++---
 1 file changed, 44 insertions(+), 5 deletions(-)

diff --git a/arch/arm/dts/armada-3720-espressobin.dts
b/arch/arm/dts/armada-3720-espressobin.dts
index 84e2c2adba..393feb0c23 100644
--- a/arch/arm/dts/armada-3720-espressobin.dts
+++ b/arch/arm/dts/armada-3720-espressobin.dts
@@ -67,23 +67,34 @@
                device_type = "memory";
                reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
        };
+
+       vcc_sd_reg0: regulator@0 {
+               compatible = "regulator-gpio";
+               regulator-name = "vcc_sd0";
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <3300000>;
+               regulator-type = "voltage";
+               states = <1800000 0x1
+                       3300000 0x0>;
+               gpios = <&gpionb 4 GPIO_ACTIVE_HIGH>;
+       };
 };

 &comphy {
        max-lanes = <3>;
        phy0 {
-               phy-type = <PHY_TYPE_PEX0>;
-               phy-speed = <PHY_SPEED_2_5G>;
+               phy-type = <PHY_TYPE_USB3_HOST0>;
+               phy-speed = <PHY_SPEED_5G>;
        };

        phy1 {
-               phy-type = <PHY_TYPE_USB3_HOST0>;
-               phy-speed = <PHY_SPEED_5G>;
+               phy-type = <PHY_TYPE_PEX0>;
+               phy-speed = <PHY_SPEED_2_5G>;
        };

        phy2 {
                phy-type = <PHY_TYPE_SATA0>;
-               phy-speed = <PHY_SPEED_5G>;
+               phy-speed = <PHY_SPEED_6G>;
        };
 };

@@ -110,6 +121,34 @@
        status = "okay";
 };

+/* SD card */
+&sdhci0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&sdio_pins>;
+       bus-width = <4>;
+       vqmmc-supply = <&vcc_sd_reg0>;
+       status = "okay";
+};
+
+/* enable if EMMC present on board */
+&sdhci1 {
+       non-removable;
+       bus-width = <8>;
+       mmc-ddr-1_8v;
+       mmc-hs400-1_8v;
+       marvell,pad-type = "fixed-1-8v";
+       pinctrl-names = "default";
+       pinctrl-0 = <&mmc_pins>;
+       status = "okay";
+
+       #address-cells = <1>;
+       #size-cells = <0>;
+       mmccard: mmccard@0 {
+               compatible = "mmc-card";
+               reg = <0>;
+       };
+};
+
 &spi0 {
        status = "okay";
        pinctrl-names = "default";
--
2.20.1

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