> Enable the second USB port on M28EVK board. > > + > + mx28_add_mxs_usbh(0, &m28_usb_data); > } > You have enabled second port at mx28evk, why it "0"? at your mx28_add_mxs_usbh(0, &m28_usb_data). > static void __init m28evk_timer_init(void) > -- > 1.7.9.5 >