1What: /sys/class/udc/<udc>/a_alt_hnp_support 2Date: June 2011 3KernelVersion: 3.1 4Contact: Felipe Balbi <balbi@kernel.org> 5Description: 6 Indicates if an OTG A-Host supports HNP at an alternate port. 7Users: 8 9What: /sys/class/udc/<udc>/a_hnp_support 10Date: June 2011 11KernelVersion: 3.1 12Contact: Felipe Balbi <balbi@kernel.org> 13Description: 14 Indicates if an OTG A-Host supports HNP at this port. 15Users: 16 17What: /sys/class/udc/<udc>/b_hnp_enable 18Date: June 2011 19KernelVersion: 3.1 20Contact: Felipe Balbi <balbi@kernel.org> 21Description: 22 Indicates if an OTG A-Host enabled HNP support. 23Users: 24 25What: /sys/class/udc/<udc>/current_speed 26Date: June 2011 27KernelVersion: 3.1 28Contact: Felipe Balbi <balbi@kernel.org> 29Description: 30 Indicates the current negotiated speed at this port. 31Users: 32 33What: /sys/class/udc/<udc>/is_a_peripheral 34Date: June 2011 35KernelVersion: 3.1 36Contact: Felipe Balbi <balbi@kernel.org> 37Description: 38 Indicates that this port is the default Host on an OTG session 39 but HNP was used to switch roles. 40Users: 41 42What: /sys/class/udc/<udc>/is_otg 43Date: June 2011 44KernelVersion: 3.1 45Contact: Felipe Balbi <balbi@kernel.org> 46Description: 47 Indicates that this port support OTG. 48Users: 49 50What: /sys/class/udc/<udc>/maximum_speed 51Date: June 2011 52KernelVersion: 3.1 53Contact: Felipe Balbi <balbi@kernel.org> 54Description: 55 Indicates the maximum USB speed supported by this port. 56Users: 57 58What: /sys/class/udc/<udc>/maximum_speed 59Date: June 2011 60KernelVersion: 3.1 61Contact: Felipe Balbi <balbi@kernel.org> 62Description: 63 Indicates the maximum USB speed supported by this port. 64Users: 65 66What: /sys/class/udc/<udc>/soft_connect 67Date: June 2011 68KernelVersion: 3.1 69Contact: Felipe Balbi <balbi@kernel.org> 70Description: 71 Allows users to disconnect data pullup resistors thus causing a 72 logical disconnection from the USB Host. 73Users: 74 75What: /sys/class/udc/<udc>/srp 76Date: June 2011 77KernelVersion: 3.1 78Contact: Felipe Balbi <balbi@kernel.org> 79Description: 80 Allows users to manually start Session Request Protocol. 81Users: 82 83What: /sys/class/udc/<udc>/state 84Date: June 2011 85KernelVersion: 3.1 86Contact: Felipe Balbi <balbi@kernel.org> 87Description: 88 Indicates current state of the USB Device Controller. Valid 89 states are: 'not-attached', 'attached', 'powered', 90 'reconnecting', 'unauthenticated', 'default', 'addressed', 91 'configured', and 'suspended'; however not all USB Device 92 Controllers support reporting all states. 93Users: 94