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authorAndrey Smirnov <[email protected]>2019-12-09 08:50:18 -0800
committerShawn Guo <[email protected]>2019-12-12 09:31:32 +0800
commit6bb1e09c4c375db29770444f689f35f5cbe696bc (patch)
treea5735928270365ab8f79f49a9a1fea9006d11136
parentcd58a174e58649426fb43d7456e5f7d7eab58af1 (diff)
ARM: dts: imx6: rdu2: Limit USBH1 to Full Speed
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 <[email protected]> Reviewed-by: Chris Healy <[email protected]> Reviewed-by: Lucas Stach <[email protected]> Signed-off-by: Andrey Smirnov <[email protected]> Cc: Shawn Guo <[email protected]> Cc: Fabio Estevam <[email protected]> Cc: Lucas Stach <[email protected]> Cc: [email protected] Cc: [email protected] Signed-off-by: Shawn Guo <[email protected]>
-rw-r--r--arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
index 294c49254e57..0075637f9b0b 100644
--- a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
@@ -807,6 +807,7 @@
&usbh1 {
vbus-supply = <&reg_5p0v_main>;
disable-over-current;
+ maximum-speed = "full-speed";
status = "okay";
};