94 lines
2.4 KiB
Plaintext
94 lines
2.4 KiB
Plaintext
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What: /sys/class/udc/<udc>/a_alt_hnp_support
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Date: June 2011
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KernelVersion: 3.1
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Contact: Felipe Balbi <balbi@kernel.org>
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Description:
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Indicates if an OTG A-Host supports HNP at an alternate port.
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Users:
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What: /sys/class/udc/<udc>/a_hnp_support
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Date: June 2011
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KernelVersion: 3.1
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Contact: Felipe Balbi <balbi@kernel.org>
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Description:
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Indicates if an OTG A-Host supports HNP at this port.
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Users:
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What: /sys/class/udc/<udc>/b_hnp_enable
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Date: June 2011
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KernelVersion: 3.1
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Contact: Felipe Balbi <balbi@kernel.org>
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Description:
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Indicates if an OTG A-Host enabled HNP support.
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Users:
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What: /sys/class/udc/<udc>/current_speed
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Date: June 2011
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KernelVersion: 3.1
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Contact: Felipe Balbi <balbi@kernel.org>
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Description:
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Indicates the current negotiated speed at this port.
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Users:
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What: /sys/class/udc/<udc>/is_a_peripheral
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Date: June 2011
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KernelVersion: 3.1
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Contact: Felipe Balbi <balbi@kernel.org>
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Description:
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Indicates that this port is the default Host on an OTG session
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but HNP was used to switch roles.
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Users:
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What: /sys/class/udc/<udc>/is_otg
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Date: June 2011
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KernelVersion: 3.1
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Contact: Felipe Balbi <balbi@kernel.org>
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Description:
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Indicates that this port support OTG.
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Users:
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What: /sys/class/udc/<udc>/maximum_speed
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Date: June 2011
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KernelVersion: 3.1
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Contact: Felipe Balbi <balbi@kernel.org>
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Description:
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Indicates the maximum USB speed supported by this port.
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Users:
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What: /sys/class/udc/<udc>/soft_connect
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Date: June 2011
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KernelVersion: 3.1
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Contact: Felipe Balbi <balbi@kernel.org>
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Description:
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Allows users to disconnect data pullup resistors thus causing a
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logical disconnection from the USB Host.
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Users:
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What: /sys/class/udc/<udc>/srp
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Date: June 2011
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KernelVersion: 3.1
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Contact: Felipe Balbi <balbi@kernel.org>
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Description:
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Allows users to manually start Session Request Protocol.
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Users:
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What: /sys/class/udc/<udc>/state
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Date: June 2011
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KernelVersion: 3.1
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Contact: Felipe Balbi <balbi@kernel.org>
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Description:
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Indicates current state of the USB Device Controller. Valid
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states are: 'not-attached', 'attached', 'powered',
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'reconnecting', 'unauthenticated', 'default', 'addressed',
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'configured', and 'suspended'; however not all USB Device
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Controllers support reporting all states.
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Users:
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What: /sys/class/udc/<udc>/function
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Date: June 2017
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KernelVersion: 4.13
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Contact: Felipe Balbi <balbi@kernel.org>
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Description:
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Prints out name of currently running USB Gadget Driver.
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Users:
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