linux-kernel - [PATCH] ARM: dts: omap5: Fix dual-role mode on Super-Speed port

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Date:   Wed, 5 Dec 2018 19:27:44 +0200
From:   Roger Quadros <rogerq@...com>
To:     <tony@...mide.com>
CC:     <robh+dt@...nel.org>, <hns@...delico.com>,
        <linux-omap@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Roger Quadros <rogerq@...com>
Subject: [PATCH] ARM: dts: omap5: Fix dual-role mode on Super-Speed port

OMAP5's Super-Speed USB port has a software mailbox register
that needs to be fed with VBUS and ID events from an external
VBUS/ID comparator.

Without this, Host role will not work correctly.

Fixes: 656c1a65ab55 ("ARM: dts: omap5: enable OTG role for DWC3 controller")
Reported-by: H. Nikolaus Schaller <hns@...delico.com>
Signed-off-by: Roger Quadros <rogerq@...com>
---

Tony,

Please included this in v4.20-rc cycle. Thanks.

cheers,
-roger

 arch/arm/boot/dts/omap5-board-common.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/omap5-board-common.dtsi b/arch/arm/boot/dts/omap5-board-common.dtsi
index bf7ca00..bc853eb 100644
--- a/arch/arm/boot/dts/omap5-board-common.dtsi
+++ b/arch/arm/boot/dts/omap5-board-common.dtsi
@@ -701,6 +701,7 @@
 };
 
 &dwc3 {
+	extcon = <&extcon_usb3>;
 	dr_mode = "otg";
 };
 
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