* [PATCH] arm64: dts: rockchip: Fix Quartz64-A dwc3 otg port behavior
@ 2022-06-10 13:25 Peter Geis
2022-06-11 15:15 ` Heiko Stuebner
0 siblings, 1 reply; 2+ messages in thread
From: Peter Geis @ 2022-06-10 13:25 UTC (permalink / raw)
To: Heiko Stuebner, Rob Herring, Krzysztof Kozlowski, Michael Riesch
Cc: Peter Geis, devicetree, linux-arm-kernel, linux-rockchip,
linux-kernel
The otg_id line on the Quartz64 Model A is not connected to anything.
This prevents automatic selection of the dual role usb port. In otg mode
it defaults to device mode. Force it to host mode to retain previous
behavior.
Fixes: bc405bb3eeee ("arm64: dts: rockchip: enable otg/drd operation of usb_host0_xhci in rk356x")
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
---
arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
index 1534e11a9ad1..fa953b736642 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
@@ -687,6 +687,7 @@ &usb_host1_ohci {
};
&usb_host0_xhci {
+ dr_mode = "host";
status = "okay";
};
--
2.25.1
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] arm64: dts: rockchip: Fix Quartz64-A dwc3 otg port behavior
2022-06-10 13:25 [PATCH] arm64: dts: rockchip: Fix Quartz64-A dwc3 otg port behavior Peter Geis
@ 2022-06-11 15:15 ` Heiko Stuebner
0 siblings, 0 replies; 2+ messages in thread
From: Heiko Stuebner @ 2022-06-11 15:15 UTC (permalink / raw)
To: Peter Geis, Krzysztof Kozlowski, Rob Herring, Michael Riesch
Cc: Heiko Stuebner, linux-arm-kernel, linux-kernel, linux-rockchip,
devicetree
On Fri, 10 Jun 2022 09:25:42 -0400, Peter Geis wrote:
> The otg_id line on the Quartz64 Model A is not connected to anything.
> This prevents automatic selection of the dual role usb port. In otg mode
> it defaults to device mode. Force it to host mode to retain previous
> behavior.
>
> Fixes: bc405bb3eeee ("arm64: dts: rockchip: enable otg/drd operation of usb_host0_xhci in rk356x")
Applied, thanks!
[1/1] arm64: dts: rockchip: Fix Quartz64-A dwc3 otg port behavior
commit: 2881a4ab319918e775ec9c084da3d6cc15ad77ab
Best regards,
--
Heiko Stuebner <heiko@sntech.de>
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2022-06-10 13:25 [PATCH] arm64: dts: rockchip: Fix Quartz64-A dwc3 otg port behavior Peter Geis
2022-06-11 15:15 ` Heiko Stuebner
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