i.MX6: board: Add BTicino i.MX6DL Mamoj initial support

Add initial support for i.MX6DL BTicino Mamoj board.

Mamoh board added:
- SPL
- SPL_DM
- SPL_OF_CONTROL
- DM for U-Boot proper
- OF_CONTROL for U-Boot proper
- eMMC
- FEC
- Boot from eMMC
- Boot from USB SDP

Signed-off-by: Simone CIANNI <simone.cianni@bticino.it>
Signed-off-by: Raffaele RECALCATI <raffaele.recalcati@bticino.it>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/arch/arm/dts/imx6dl-mamoj.dts b/arch/arm/dts/imx6dl-mamoj.dts
new file mode 100644
index 0000000..068d518
--- /dev/null
+++ b/arch/arm/dts/imx6dl-mamoj.dts
@@ -0,0 +1,84 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2018 BTicino
+ * Copyright (C) 2018 Amarula Solutions B.V.
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include "imx6dl.dtsi"
+
+/ {
+	model = "BTicino i.MX6DL Mamoj board";
+	compatible = "bticino,imx6dl-mamoj", "fsl,imx6dl";
+};
+
+&fec {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_enet>;
+	phy-mode = "mii";
+	status = "okay";
+};
+
+&uart3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart3>;
+	status = "okay";
+};
+
+&usdhc3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usdhc3>;
+	bus-width = <8>;
+	non-removable;
+	keep-power-in-suspend;
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl_enet: enetgrp {
+		fsl,pins = <
+			MX6QDL_PAD_ENET_MDIO__ENET_MDIO		0x1b0b0
+			MX6QDL_PAD_ENET_MDC__ENET_MDC		0x1b0b0
+			MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK	0x1b0b1
+			MX6QDL_PAD_ENET_TXD0__ENET_TX_DATA0	0x1b0b0
+			MX6QDL_PAD_ENET_TXD1__ENET_TX_DATA1	0x1b0b0
+			MX6QDL_PAD_KEY_ROW2__ENET_TX_DATA2	0x1b0b0
+			MX6QDL_PAD_KEY_ROW0__ENET_TX_DATA3	0x1b0b0
+			MX6QDL_PAD_ENET_TX_EN__ENET_TX_EN	0x1b0b0
+			MX6QDL_PAD_GPIO_19__ENET_TX_ER		0x1b0b0
+			MX6QDL_PAD_GPIO_18__ENET_RX_CLK		0x1b0b1
+			MX6QDL_PAD_ENET_RXD0__ENET_RX_DATA0	0x1b0b0
+			MX6QDL_PAD_ENET_RXD1__ENET_RX_DATA1	0x1b0b0
+			MX6QDL_PAD_KEY_COL2__ENET_RX_DATA2	0x1b0b0
+			MX6QDL_PAD_KEY_COL0__ENET_RX_DATA3      0x1b0b0
+			MX6QDL_PAD_ENET_CRS_DV__ENET_RX_EN	0x1b0b0
+			MX6QDL_PAD_ENET_RX_ER__ENET_RX_ER	0x1b0b0
+			MX6QDL_PAD_KEY_COL3__ENET_CRS		0x1b0b0
+			MX6QDL_PAD_KEY_ROW1__ENET_COL		0x1b0b0
+		>;
+	};
+
+	pinctrl_uart3: uart3grp {
+		fsl,pins = <
+			MX6QDL_PAD_EIM_D24__UART3_TX_DATA	0x1b0b1
+			MX6QDL_PAD_EIM_D25__UART3_RX_DATA	0x1b0b1
+		>;
+	};
+
+	pinctrl_usdhc3: usdhc3grp {
+		fsl,pins = <
+			MX6QDL_PAD_SD3_CMD__SD3_CMD	0x17059
+			MX6QDL_PAD_SD3_CLK__SD3_CLK	0x10059
+			MX6QDL_PAD_SD3_DAT0__SD3_DATA0	0x17059
+			MX6QDL_PAD_SD3_DAT1__SD3_DATA1	0x17059
+			MX6QDL_PAD_SD3_DAT2__SD3_DATA2	0x17059
+			MX6QDL_PAD_SD3_DAT3__SD3_DATA3	0x17059
+			MX6QDL_PAD_SD3_DAT4__SD3_DATA4	0x17059
+			MX6QDL_PAD_SD3_DAT5__SD3_DATA5	0x17059
+			MX6QDL_PAD_SD3_DAT6__SD3_DATA6	0x17059
+			MX6QDL_PAD_SD3_DAT7__SD3_DATA7	0x17059
+		>;
+	};
+};