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From:   Michael Riesch <michael.riesch@wolfvision.net>
To:     devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org
Cc:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzk+dt@kernel.org>,
        Heiko Stuebner <heiko@sntech.de>,
        Michael Riesch <michael.riesch@wolfvision.net>,
        Liang Chen <cl@rock-chips.com>,
        Peter Geis <pgwipeout@gmail.com>,
        Nicolas Frattaroli <frattaroli.nicolas@gmail.com>,
        Frank Wunderlich <frank-w@public-files.de>
Subject: [PATCH v2] arm64: dts: rockchip: enable otg/drd operation of usb_host0_xhci in rk3568
Date:   Mon,  2 May 2022 08:45:51 +0200
Message-Id: <20220502064551.202613-1-michael.riesch@wolfvision.net>
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This USB 3.0 controller of the Rockchip RK3568 is capable of OTG/DRD
operation. Enable it in the device tree.

Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net>
---
v2:
 - As pointed out by Nicolas, this is RK3568 specific. Moved change to
   rk3568.dtsi.

 arch/arm64/boot/dts/rockchip/rk3568.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568.dtsi b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
index 5eafddf62edc..bbfe8f3d68b7 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
@@ -134,6 +134,7 @@ power-domain@RK3568_PD_PIPE {
 };

 &usb_host0_xhci {
+	dr_mode = "otg";
 	phys = <&usb2phy0_otg>, <&combphy0 PHY_TYPE_USB3>;
 	phy-names = "usb2-phy", "usb3-phy";
 };
--
2.30.2