linux-kernel - [RFC 5/5] ARM: tegra: Enable UDC on Jetson TK1

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Message-Id: <20160526154005.11558-6-thierry.reding@gmail.com>
Date:	Thu, 26 May 2016 17:40:05 +0200
From:	Thierry Reding <thierry.reding@...il.com>
To:	Peter Chen <Peter.Chen@....com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Stephen Warren <swarren@...dotorg.org>,
	Thierry Reding <thierry.reding@...il.com>,
	Alexandre Courbot <gnurou@...il.com>,
	Jon Hunter <jonathanh@...dia.com>, linux-usb@...r.kernel.org,
	linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [RFC 5/5] ARM: tegra: Enable UDC on Jetson TK1

From: Thierry Reding <treding@...dia.com>

Override the compatible string of the first USB controller to enable
device mode.

Signed-off-by: Thierry Reding <treding@...dia.com>
---
 arch/arm/boot/dts/tegra124-jetson-tk1.dts | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
index 941f36263c8f..30e92cc85b86 100644
--- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts
+++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
@@ -1726,7 +1726,7 @@
 
 				lanes {
 					usb2-0 {
-						nvidia,function = "xusb";
+						nvidia,function = "snps";
 						status = "okay";
 					};
 
@@ -1833,6 +1833,17 @@
 		};
 	};
 
+	usb@0,7d000000 {
+		compatible = "nvidia,tegra124-udc";
+		status = "okay";
+		dr_mode = "otg";
+	};
+
+	usb-phy@0,7d000000 {
+		status = "okay";
+		dr_mode = "otg";
+	};
+
 	/* mini-PCIe USB */
 	usb@0,7d004000 {
 		status = "okay";
-- 
2.8.3