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usb: gadget: udc: atmel: Update Kconfig help for fifo_mode = 0 

Update Kconfig help for fifo_mode = 0 to explain the behavior better.

Signed-off-by: Cristian Birsan <cristian.birsan@microchip.com>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Cristian Birsan 2017-04-07 19:07:22 +03:00 committed by Felipe Balbi
parent fcc9634ce2
commit 48eab1f28d
1 changed files with 3 additions and 2 deletions
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5
drivers/usb/gadget/udc/Kconfig
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@ -62,8 +62,9 @@ config USB_ATMEL_USBA
The fifo_mode parameter is used to select endpoint allocation mode. The fifo_mode parameter is used to select endpoint allocation mode.
fifo_mode = 0 is used to let the driver autoconfigure the endpoints. fifo_mode = 0 is used to let the driver autoconfigure the endpoints.
In this case 2 banks are allocated for isochronous endpoints and In this case, for ep1 2 banks are allocated if it works in isochronous
only one bank is allocated for the rest of the endpoints. mode and only 1 bank otherwise. For the rest of the endpoints
only 1 bank is allocated.
fifo_mode = 1 is a generic maximum fifo size (1024 bytes) configuration fifo_mode = 1 is a generic maximum fifo size (1024 bytes) configuration
allowing the usage of ep1 - ep6 allowing the usage of ep1 - ep6