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 20*1e7df7c4SMasahiro Yamadaconfig USB_XHCI_UNIPHIER 21*1e7df7c4SMasahiro Yamada bool "Support for Panasonic UniPhier on-chip xHCI USB controller" 22*1e7df7c4SMasahiro Yamada depends on ARCH_UNIPHIER 23*1e7df7c4SMasahiro Yamada default y 24*1e7df7c4SMasahiro Yamada ---help--- 25*1e7df7c4SMasahiro Yamada Enables support for the on-chip xHCI controller on Panasonic 26*1e7df7c4SMasahiro Yamada UniPhier SoCs. 27*1e7df7c4SMasahiro Yamada 286e7e9294SMasahiro Yamadaendif 296e7e9294SMasahiro Yamada 306e7e9294SMasahiro Yamadaconfig USB_EHCI_HCD 316e7e9294SMasahiro Yamada bool "EHCI HCD (USB 2.0) support" 326e7e9294SMasahiro Yamada ---help--- 336e7e9294SMasahiro Yamada The Enhanced Host Controller Interface (EHCI) is standard for USB 2.0 346e7e9294SMasahiro Yamada "high speed" (480 Mbit/sec, 60 Mbyte/sec) host controller hardware. 356e7e9294SMasahiro Yamada If your USB host controller supports USB 2.0, you will likely want to 366e7e9294SMasahiro Yamada configure this Host Controller Driver. 376e7e9294SMasahiro Yamada 386e7e9294SMasahiro Yamada EHCI controllers are packaged with "companion" host controllers (OHCI 396e7e9294SMasahiro Yamada or UHCI) to handle USB 1.1 devices connected to root hub ports. Ports 406e7e9294SMasahiro Yamada will connect to EHCI if the device is high speed, otherwise they 416e7e9294SMasahiro Yamada connect to a companion controller. If you configure EHCI, you should 426e7e9294SMasahiro Yamada probably configure the OHCI (for NEC and some other vendors) USB Host 436e7e9294SMasahiro Yamada Controller Driver or UHCI (for Via motherboards) Host Controller 446e7e9294SMasahiro Yamada Driver too. 456e7e9294SMasahiro Yamada 466e7e9294SMasahiro Yamada You may want to read <file:Documentation/usb/ehci.txt>. 476e7e9294SMasahiro Yamada 486e7e9294SMasahiro Yamadaconfig USB_EHCI 496e7e9294SMasahiro Yamada bool 506e7e9294SMasahiro Yamada default USB_EHCI_HCD 516e7e9294SMasahiro Yamada ---help--- 526e7e9294SMasahiro Yamada TODO: rename after most boards switch to Kconfig 536e7e9294SMasahiro Yamada 546e7e9294SMasahiro Yamadaif USB_EHCI_HCD 556e7e9294SMasahiro Yamada 56048899baSMasahiro Yamadaconfig USB_EHCI_UNIPHIER 57048899baSMasahiro Yamada bool "Support for Panasonic UniPhier on-chip EHCI USB controller" 5844f597adSMasahiro Yamada depends on ARCH_UNIPHIER && OF_CONTROL 59048899baSMasahiro Yamada default y 60048899baSMasahiro Yamada ---help--- 61048899baSMasahiro Yamada Enables support for the on-chip EHCI controller on Panasonic 62048899baSMasahiro Yamada UniPhier SoCs. 63048899baSMasahiro Yamada 646e7e9294SMasahiro Yamadaendif 65