| Mateusz Kulikowski | ed9cf1f | 2016-03-31 23:12:18 +0200 | [diff] [blame] | 1 | comment "ULPI drivers" |
| 2 | |
| 3 | choice |
| 4 | prompt "ULPI Viewport type" |
| 5 | optional |
| 6 | default n |
| 7 | help |
| 8 | Select ULPI viewport (SoC-side interface to ULPI) implementation |
| 9 | appropriate for the device if you want to communicate with |
| 10 | UTMI (USB PHY) via ULPI interface. |
| 11 | |
| 12 | config USB_ULPI_VIEWPORT |
| 13 | bool "Generic ULPI Viewport" |
| 14 | help |
| 15 | Support generic ULPI Viewport implementation that is used on |
| 16 | some Tegra and Snapdragon devices. |
| 17 | |
| 18 | config USB_ULPI_VIEWPORT_OMAP |
| 19 | bool "OMAP ULPI Viewport" |
| 20 | help |
| 21 | Support ULPI Viewport implementation that is used on OMAP devices. |
| 22 | |
| 23 | endchoice |
| 24 | |
| 25 | config USB_ULPI |
| 26 | bool "ULPI support" |
| 27 | depends on (USB_ULPI_VIEWPORT || USB_ULPI_VIEWPORT_OMAP) |
| 28 | help |
| 29 | Select to commnicate with USB PHY via ULPI interface. |
| 30 | ULPI is wrapper on UTMI+ core that is used as |
| 31 | PHY Transreceiver for USB controllers. |
| 32 | |
| 33 | This driver uses ULPI viewports that are specific for each SoC. |