arm: dts: a37x0: enable sd card support on espressobin

Enabled SDIO slot 0 (south bridge) for SD card on
Espressobin board.

Change-Id: I51a2debf9fba276b9c4a2bc6da91328d47f443e3
Signed-off-by: Wilson Ding <dingwei@marvell.com>
Signed-off-by: Konstantin Porotchkin <kostap@marvell.com>
Reviewed-on: http://vgitil04.il.marvell.com:8080/60945
Tested-by: iSoC Platform CI <ykjenk@marvell.com>
Reviewed-by: Igal Liberman <igall@marvell.com>
[pali: Define cd-gpios and enable CONFIG_DM_REGULATOR_GPIO]
Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Konstantin Porotchkin <kostap@marvell.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Tested-by: Andre Heider <a.heider@gmail.com>

diff --git a/arch/arm/dts/armada-3720-espressobin.dts b/arch/arm/dts/armada-3720-espressobin.dts
index 2ace52e812fd5591bef4b5b303ed99a2f6fed381..4534f5ff295648d674e83986f2a91b0c015062a6 100644 (file)
--- a/arch/arm/dts/armada-3720-espressobin.dts
+++ b/arch/arm/dts/armada-3720-espressobin.dts
@@ -67,6 +67,17 @@
                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 {
@@ -110,6 +121,15 @@
        status = "okay";
 };
 
+&sdhci0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&sdio_pins>;
+       bus-width = <4>;
+       cd-gpios = <&gpionb 3 GPIO_ACTIVE_LOW>;
+       vqmmc-supply = <&vcc_sd_reg0>;
+       status = "okay";
+};
+
 &spi0 {
        status = "okay";
        pinctrl-names = "default";

diff --git a/configs/mvebu_espressobin-88f3720_defconfig b/configs/mvebu_espressobin-88f3720_defconfig
index 495faf43a3ca008aa84b58b212bcaa9348b210fd..933592af88484c2bb8e8722a482b4c1b9fb930dd 100644 (file)
--- a/configs/mvebu_espressobin-88f3720_defconfig
+++ b/configs/mvebu_espressobin-88f3720_defconfig
@@ -81,3 +81,4 @@ CONFIG_USB_ETHER_SMSC95XX=y
 CONFIG_SHA1=y
 CONFIG_SHA256=y
 CONFIG_MVNETA=y
+CONFIG_DM_REGULATOR_GPIO=y