UPGRADE YOUR BROWSER

We have detected your current browser version is not the latest one. Xilinx.com uses the latest web technologies to bring you the best online experience possible. Please upgrade to a Xilinx.com supported browser:Chrome, Firefox, Internet Explorer 11, Safari. Thank you!

cancel
Showing results for 
Search instead for 
Did you mean: 
Visitor liujun0621
Visitor
6,064 Views
Registered: ‎12-01-2015

I am confused when console print "usb 2-1: reset high-speed USB device number 3 using ci_hdrc"

when i write data to usb mobile disk in the zedboard,the console print as follows:

usb 2-1: reset high-speed USB device number 3 using ci_hdrc

 

kernel version :2015.2

 

hello,I look for the print in the kernel source version :2015.2,but no result.

 

I am confused about ci_hdrc

ci=chip idea

what is the meaning about hdrc?

what is the print meaning?

thanks!

0 Kudos
1 Reply
Xilinx Employee
Xilinx Employee
6,054 Views
Registered: ‎08-01-2008

Re: I am confused when console print "usb 2-1: reset high-speed USB device number 3 using ci_hdrc"

HDRC = Highspeed Dual Role Controller)

https://github.com/enclustra-bsp/xilinx-linux/blob/master/Documentation/devicetree/bindings/usb/ci-hdrc-imx.txt

https://forums.xilinx.com/t5/Embedded-Linux/Building-device-tree/td-p/566082
Thanks and Regards
Balkrishan
--------------------------------------------------------------------------------------------
Please mark the post as an answer "Accept as solution" in case it helped resolve your query.
Give kudos in case a post in case it guided to the solution.
0 Kudos