sunxi: dts: Add minimal dts files for board which lack a dts sofar

u-boot has support for a number of boards for which a dts file still needs
to be written, add minimal dts files for these boards so that we can switch
them over to driver-model / fdt.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/dts/sun5i-a13-tzx-q8-713b7.dts b/arch/arm/dts/sun5i-a13-tzx-q8-713b7.dts
new file mode 100644
index 0000000..47f630e
--- /dev/null
+++ b/arch/arm/dts/sun5i-a13-tzx-q8-713b7.dts
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2015 Hans de Goede <hdegoede@redhat.com>
+ *
+ * Minimal dts file for the TZX Q8 713b7 for u-boot only
+ *
+ * SPDX-License-Identifier:     GPL-2.0+ or X11
+ */
+
+/dts-v1/;
+#include "sun5i-a13.dtsi"
+
+/ {
+	model = "TZX Q8 713b7";
+	compatible = "tzx,q8-713b7", "allwinner,sun5i-a13";
+
+	aliases {
+		serial0 = &uart1;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+};
+
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1_pins_b>;
+	status = "okay";
+};