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From:   Philippe Schenker <philippe.schenker@toradex.com>
To:     Rob Herring <robh+dt@kernel.org>, devicetree@vger.kernel.org,
        linux-usb@vger.kernel.org, Peter Chen <Peter.Chen@nxp.com>,
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        Fabio Estevam <festevam@gmail.com>,
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        Pengutronix Kernel Team <kernel@pengutronix.de>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 3/3] ARM: dts: colibri-imx6ull: disable runtime pm
Date:   Tue, 14 Jul 2020 17:18:22 +0200
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The Colibri iMX6ULL has a somewhat special hardware design due to some
legacy decisions regarding USB OTG. This leads to different issues
when runtime PM is enabled.

Disable runtime power management on colibri-imx6ull USB.

Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>

---

Changes in v2: None

 arch/arm/boot/dts/imx6ull-colibri.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/imx6ull-colibri.dtsi b/arch/arm/boot/dts/imx6ull-colibri.dtsi
index 9145c536d71a..1c6692237506 100644
--- a/arch/arm/boot/dts/imx6ull-colibri.dtsi
+++ b/arch/arm/boot/dts/imx6ull-colibri.dtsi
@@ -195,6 +195,7 @@ &uart5 {
 };
 
 &usbotg1 {
+	disable-runtime-pm;
 	dr_mode = "otg";
 	srp-disable;
 	hnp-disable;
@@ -202,6 +203,7 @@ &usbotg1 {
 };
 
 &usbotg2 {
+	disable-runtime-pm;
 	dr_mode = "host";
 };
 
-- 
2.27.0