How to add usb composite device in imx6sl?

[yc1998]

I want to use usb gadget hid and serial at the same time. Who can help me?

[igorpadykov]

Hi Terry

seems one will have to write it from scratch, using common guidelines

and existing USB driver, described in attached Linux Manual  Chapter 41 CHIPIDEA USB Driver

The USB composite framework [LWN.net]

http://cache.freescale.com/files/microcontrollers/doc/support_info/USB_STACK_RELEASE_NOTES_V4.0.2.pd...

Best regards

igor