arm: dts: imx7: add basic i.MX 7/Colibri iMX7 device tree

Add base device for NXP i.MX 7Solo/7Dual. The two SoC are very
similar and hence can share the same device tree for boot loaders
purpose.

Signed-off-by: Stefan Agner <stefan.agner@toradex.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/dts/imx7-colibri.dts b/arch/arm/dts/imx7-colibri.dts
new file mode 100644
index 0000000..f2da096
--- /dev/null
+++ b/arch/arm/dts/imx7-colibri.dts
@@ -0,0 +1,92 @@
+/*
+ * Copyright 2016 Toradex AG
+ *
+ * SPDX-License-Identifier:     GPL-2.0+ or X11
+ */
+
+/dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
+#include "imx7.dtsi"
+
+/ {
+	model = "Toradex Colibri iMX7S/D";
+	compatible = "toradex,imx7-colibri", "fsl,imx7";
+
+	chosen {
+		stdout-path = &uart1;
+	};
+};
+
+&i2c1 {
+	pinctrl-names = "default", "gpio";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	pinctrl-1 = <&pinctrl_i2c1_gpio>;
+	sda-gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
+	scl-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
+	status = "okay";
+};
+
+&i2c4 {
+	pinctrl-names = "default", "gpio";
+	pinctrl-0 = <&pinctrl_i2c4>;
+	pinctrl-1 = <&pinctrl_i2c4_gpio>;
+	sda-gpios = <&gpio7 9 GPIO_ACTIVE_LOW>;
+	scl-gpios = <&gpio7 8 GPIO_ACTIVE_LOW>;
+	status = "okay";
+};
+
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart1 &pinctrl_uart1_ctrl1>;
+	uart-has-rtscts;
+	fsl,dte-mode;
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl_i2c4: i2c4-grp {
+		fsl,pins = <
+			MX7D_PAD_ENET1_RGMII_TD3__I2C4_SDA	0x4000007f
+			MX7D_PAD_ENET1_RGMII_TD2__I2C4_SCL	0x4000007f
+		>;
+	};
+
+	pinctrl_i2c4_gpio: i2c4-gpio-grp {
+			fsl,pins = <
+			MX7D_PAD_ENET1_RGMII_TD3__GPIO7_IO9	0x4000007f
+			MX7D_PAD_ENET1_RGMII_TD2__GPIO7_IO8	0x4000007f
+		>;
+	};
+
+	pinctrl_uart1: uart1-grp {
+		fsl,pins = <
+			MX7D_PAD_UART1_TX_DATA__UART1_DTE_RX	0x79
+			MX7D_PAD_UART1_RX_DATA__UART1_DTE_TX	0x79
+			MX7D_PAD_SAI2_TX_BCLK__UART1_DTE_CTS	0x79
+			MX7D_PAD_SAI2_TX_SYNC__UART1_DTE_RTS	0x79
+		>;
+	};
+
+	pinctrl_uart1_ctrl1: uart1-ctrl1-grp {
+		fsl,pins = <
+			MX7D_PAD_SD2_DATA1__GPIO5_IO15		0x14 /* DCD */
+			MX7D_PAD_SD2_DATA0__GPIO5_IO14		0x14 /* DTR */
+		>;
+	};
+};
+
+&iomuxc_lpsr {
+	pinctrl_i2c1: i2c1-grp {
+		fsl,pins = <
+			MX7D_PAD_GPIO1_IO05__I2C1_SDA	0x4000007f
+			MX7D_PAD_GPIO1_IO04__I2C1_SCL	0x4000007f
+		>;
+	};
+
+	pinctrl_i2c1_gpio: i2c1-gpio-grp {
+		fsl,pins = <
+			MX7D_PAD_GPIO1_IO05__GPIO1_IO5	0x4000007f
+			MX7D_PAD_GPIO1_IO04__GPIO1_IO4	0x4000007f
+		>;
+	};
+};