imx: Add PHYTEC phyBOARD-i.MX6UL-Segin

Port for the PHYTEC phyBOARD-i.MX6UL-Segin single board computer. Based on
the PHYTEC phyCORE-i.MX6UL SOM (PCL063).

CPU:   Freescale i.MX6UL rev1.2 528 MHz (running at 396 MHz)
CPU:   Industrial temperature grade (-40C to 105C) at 44C
Reset cause: POR
Board: PHYTEC phyCORE-i.MX6UL
I2C:   ready
DRAM:  256 MiB
NAND:  512 MiB
MMC:   FSL_SDHC: 0
In:    serial
Out:   serial
Err:   serial
Net:   FEC0

Working:
 - Eth0
 - i2C
 - MMC/SD
 - NAND
 - UART (1 & 5)
 - USB (host & otg)

Signed-off-by: Martyn Welch <martyn.welch@collabora.com>
diff --git a/arch/arm/dts/imx6ul-phycore-segin.dts b/arch/arm/dts/imx6ul-phycore-segin.dts
new file mode 100644
index 0000000..a46012e
--- /dev/null
+++ b/arch/arm/dts/imx6ul-phycore-segin.dts
@@ -0,0 +1,76 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2018 Collabora Ltd.
+ *
+ * Based on dts[i] from Phytec barebox port:
+ * Copyright (C) 2016 PHYTEC Messtechnik GmbH
+ * Author: Christian Hemp <c.hemp@phytec.de>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/dts-v1/;
+
+#include "imx6ul-pcl063.dtsi"
+
+/ {
+	model = "Phytec phyBOARD-i.MX6UL-Segin SBC";
+	compatible = "phytec,phyboard-imx6ul-segin", "phytec,imx6ul-pcl063",
+		     "fsl,imx6ul";
+};
+
+&i2c1 {
+	i2c_rtc: rtc@68 {
+		compatible = "microcrystal,rv4162";
+		reg = <0x68>;
+		status = "okay";
+	};
+};
+
+&uart5 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart5>;
+	uart-has-rtscts;
+	status = "okay";
+};
+
+&usbotg1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usb_otg1_id>;
+	dr_mode = "otg";
+	srp-disable;
+	hnp-disable;
+	adp-disable;
+	status = "okay";
+};
+
+&usbotg2 {
+	dr_mode = "host";
+	disable-over-current;
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl-names = "default";
+
+	pinctrl_uart5: uart5grp {
+		fsl,pins = <
+			MX6UL_PAD_UART5_TX_DATA__UART5_DCE_TX	0x1b0b1
+			MX6UL_PAD_UART5_RX_DATA__UART5_DCE_RX	0x1b0b1
+			MX6UL_PAD_GPIO1_IO08__UART5_DCE_RTS	0x1b0b1
+			MX6UL_PAD_GPIO1_IO09__UART5_DCE_CTS	0x1b0b1
+		>;
+	};
+
+	pinctrl_usb_otg1_id: usbotg1idgrp {
+		fsl,pins = <
+			MX6UL_PAD_GPIO1_IO00__ANATOP_OTG1_ID    0x17059
+		>;
+	};
+
+};