arm: dts: qrb4210-rb2-u-boot: add u-boot fixups

Add a fixup to force dr_mode to host for U-Boot.

Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>

diff --git a/arch/arm/dts/qrb4210-rb2-u-boot.dtsi b/arch/arm/dts/qrb4210-rb2-u-boot.dtsi
new file mode 100644 (file)
index 0000000..7d1375f
--- /dev/null
+++ b/arch/arm/dts/qrb4210-rb2-u-boot.dtsi
@@ -0,0 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/* This is usually OTG but U-Boot doesn't support that properly */
+&usb_dwc3 {
+       dr_mode = "host";
+};