pad版的系统otg好像不太正常
不停重复的打印dwc_otg_hcd_suspend, usb device mode
dwc_otg_hcd_resume, usb device mode
不知道是什么问题
什么时候打印这个,插U盘还是连PC 只要otg口作为device的时候都会打,作为host的时候都不打 我这边做为device,打印正常:
shell@rk3288:/ $ [ 74.079466] rk_battery_charger_detect_cb , battery_charger_detect 1
[ 74.667435] ***************vbus detect*****************
[ 74.847525] Using Buffer DMA mode
[ 74.847548] Periodic Transfer Interrupt Enhancement - disabled
[ 74.847560] Multiprocessor Interrupt Enhancement - disabled
[ 74.847572] OTG VER PARAM: 0, OTG VER FLAG: 0
[ 74.847583] ^^^^^^^^^^^^^^^^^Device Mode
[ 74.847630] *******************soft connect!!!*******************
[ 75.039249] USB RESET
[ 75.111353] android_work: sent uevent USB_STATE=CONNECTED
[ 75.113935] USB RESET
[ 75.206515] android_usb gadget: high-speed config #1: android
[ 75.206928] android_work: sent uevent USB_STATE=CONFIGURED
shell@rk3288:/ $
把完整的log附上来看看
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