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ARM: dts: imx6: rdu2: Limit USBH1 to Full Speed

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Cabling used to connect devices to USBH1 on RDU2 does not meet USB
spec cable quality and cable length requirements to operate at High
Speed, so limit the port to Full Speed only.

Reported-by: Chris Healy <cphealy@gmail.com>
Reviewed-by: Chris Healy <cphealy@gmail.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Andrey Smirnov 2019-12-09 08:50:18 -08:00 committed by Shawn Guo
parent cd58a174e5
commit 6bb1e09c4c
1 changed files with 1 additions and 0 deletions
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arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
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@ -807,6 +807,7 @@
&usbh1 {
vbus-supply = <&reg_5p0v_main>;
disable-over-current;
maximum-speed = "full-speed";
status = "okay";
};