arm: dt: imx6qdl: add tqma6[qdl] som on mba6 mainboard

The device trees for TQMa6x SOM support variations in
- CPU type: imx6dl- or imx6q-
- MBa6 I2C bus access: -mba6a (i2c1) or -mba6b (i2c3)
  (plus the respective common/module include trees)

- USBH1 is directly connected to a hub
- USBOTG is connected to a separate connector
  and can act as host/device or full OTG port.

Signed-off-by: Michael Krummsdorf <michael.krummsdorf@ew.tq-group.com>
diff --git a/arch/arm/dts/imx6q-mba6a.dts b/arch/arm/dts/imx6q-mba6a.dts
new file mode 100644
index 0000000..7983ad9
--- /dev/null
+++ b/arch/arm/dts/imx6q-mba6a.dts
@@ -0,0 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// Copyright (C) 2020 TQ-Systems GmbH
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include "imx6q-tqma6a.dtsi"
+#include "imx6qdl-mba6.dtsi"
+#include "imx6qdl-mba6a.dtsi"
+#include "imx6q-mba6.dtsi"
+
+/ {
+	model = "TQ TQMa6Q on MBa6x";
+	compatible = "tq,mba6a", "fsl,imx6q";
+};