16e7e9294SMasahiro Yamada# 26e7e9294SMasahiro Yamada# USB Host Controller Drivers 36e7e9294SMasahiro Yamada# 46e7e9294SMasahiro Yamadacomment "USB Host Controller Drivers" 56e7e9294SMasahiro Yamada 66e7e9294SMasahiro Yamadaconfig USB_XHCI_HCD 76e7e9294SMasahiro Yamada bool "xHCI HCD (USB 3.0) support" 86e7e9294SMasahiro Yamada ---help--- 96e7e9294SMasahiro Yamada The eXtensible Host Controller Interface (xHCI) is standard for USB 3.0 106e7e9294SMasahiro Yamada "SuperSpeed" host controller hardware. 116e7e9294SMasahiro Yamada 126e7e9294SMasahiro Yamadaconfig USB_XHCI 136e7e9294SMasahiro Yamada bool 146e7e9294SMasahiro Yamada default USB_XHCI_HCD 156e7e9294SMasahiro Yamada ---help--- 166e7e9294SMasahiro Yamada TODO: rename after most boards switch to Kconfig 176e7e9294SMasahiro Yamada 186e7e9294SMasahiro Yamadaif USB_XHCI_HCD 196e7e9294SMasahiro Yamada 206e7e9294SMasahiro Yamadaendif 216e7e9294SMasahiro Yamada 226e7e9294SMasahiro Yamadaconfig USB_EHCI_HCD 236e7e9294SMasahiro Yamada bool "EHCI HCD (USB 2.0) support" 246e7e9294SMasahiro Yamada ---help--- 256e7e9294SMasahiro Yamada The Enhanced Host Controller Interface (EHCI) is standard for USB 2.0 266e7e9294SMasahiro Yamada "high speed" (480 Mbit/sec, 60 Mbyte/sec) host controller hardware. 276e7e9294SMasahiro Yamada If your USB host controller supports USB 2.0, you will likely want to 286e7e9294SMasahiro Yamada configure this Host Controller Driver. 296e7e9294SMasahiro Yamada 306e7e9294SMasahiro Yamada EHCI controllers are packaged with "companion" host controllers (OHCI 316e7e9294SMasahiro Yamada or UHCI) to handle USB 1.1 devices connected to root hub ports. Ports 326e7e9294SMasahiro Yamada will connect to EHCI if the device is high speed, otherwise they 336e7e9294SMasahiro Yamada connect to a companion controller. If you configure EHCI, you should 346e7e9294SMasahiro Yamada probably configure the OHCI (for NEC and some other vendors) USB Host 356e7e9294SMasahiro Yamada Controller Driver or UHCI (for Via motherboards) Host Controller 366e7e9294SMasahiro Yamada Driver too. 376e7e9294SMasahiro Yamada 386e7e9294SMasahiro Yamada You may want to read <file:Documentation/usb/ehci.txt>. 396e7e9294SMasahiro Yamada 406e7e9294SMasahiro Yamadaconfig USB_EHCI 416e7e9294SMasahiro Yamada bool 426e7e9294SMasahiro Yamada default USB_EHCI_HCD 436e7e9294SMasahiro Yamada ---help--- 446e7e9294SMasahiro Yamada TODO: rename after most boards switch to Kconfig 456e7e9294SMasahiro Yamada 466e7e9294SMasahiro Yamadaif USB_EHCI_HCD 476e7e9294SMasahiro Yamada 48*048899baSMasahiro Yamadaconfig USB_EHCI_UNIPHIER 49*048899baSMasahiro Yamada bool "Support for Panasonic UniPhier on-chip EHCI USB controller" 50*048899baSMasahiro Yamada depends on ARCH_UNIPHIER 51*048899baSMasahiro Yamada default y 52*048899baSMasahiro Yamada ---help--- 53*048899baSMasahiro Yamada Enables support for the on-chip EHCI controller on Panasonic 54*048899baSMasahiro Yamada UniPhier SoCs. 55*048899baSMasahiro Yamada 566e7e9294SMasahiro Yamadaendif 57