[PATCH 4/4] riscv: dts: sophgo: Enable USB role switch on Huashan PI

[Inochi Amaoto]

As current the DWC2 support role switch on CV18XX SoCs. Enable it
on Huashan PI.

Signed-off-by: Inochi Amaoto <inochiama at gmail.com>
---
 arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts b/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts
index aedf79f47407..bf3d58c355c3 100644
--- a/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts
+++ b/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts
@@ -88,6 +88,8 @@ &uart0 {
 };
 
 &usb {
-	dr_mode = "host";
+	dr_mode = "otg";
+	usb-role-switch;
+	role-switch-default-mode = "host";
 	status = "okay";
 };
-- 
2.56.0