diff options
| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-07-01 17:57:25 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-07-01 17:57:25 +1000 |
| commit | 24a72acac155576d630cf4304fa9cefb9b62ea1f (patch) | |
| tree | 84d09427b319c613512316c658a3f6d6d8fe3dd1 /drivers/usb/phy/Kconfig | |
| parent | 6e0b8bc965d25a8e0701eaca3fca5941b4f4b2b2 (diff) | |
| parent | 8bb495e3f02401ee6f76d1b1d77f3ac9f079e376 (diff) | |
Merge tag 'v3.10' into next
Merge 3.10 in order to get some of the last minute powerpc
changes, resolve conflicts and add additional fixes on top
of them.
Diffstat (limited to 'drivers/usb/phy/Kconfig')
| -rw-r--r-- | drivers/usb/phy/Kconfig | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/usb/phy/Kconfig b/drivers/usb/phy/Kconfig index 7ef3eb8617a..2311b1e4e43 100644 --- a/drivers/usb/phy/Kconfig +++ b/drivers/usb/phy/Kconfig @@ -4,11 +4,17 @@ menuconfig USB_PHY bool "USB Physical Layer drivers" help - USB controllers (those which are host, device or DRD) need a - device to handle the physical layer signalling, commonly called - a PHY. + Most USB controllers have the physical layer signalling part + (commonly called a PHY) built in. However, dual-role devices + (a.k.a. USB on-the-go) which support being USB master or slave + with the same connector often use an external PHY. - The following drivers add support for such PHY devices. + The drivers in this submenu add support for such PHY devices. + They are not needed for standard master-only (or the vast + majority of slave-only) USB interfaces. + + If you're not sure if this applies to you, it probably doesn't; + say N here. if USB_PHY |