USB: m66592-udc: Add support for SH7722 USBF

[linux-2.6-omap-h63xx.git] / drivers / usb / gadget / Kconfig

diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 77a3759d6fc7552c83f01139cff84d46f6f85b2c..e706882a8e6ffbc27d7b0bdcd472c4ad5099b35c 100644 (file)
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -220,6 +220,16 @@ config USB_M66592
        default USB_GADGET
        select USB_GADGET_SELECTED
 
+config SUPERH_BUILT_IN_M66592
+       boolean "Enable SuperH built-in USB like the M66592"
+       depends on USB_GADGET_M66592 && CPU_SUBTYPE_SH7722
+       help
+          SH7722 has USB like the M66592.
+
+          The transfer rate is very slow when use "Ethernet Gadget".
+          However, this problem is improved if change a value of
+          NET_IP_ALIGN to 4.
+
 config USB_GADGET_GOKU
        boolean "Toshiba TC86C001 'Goku-S'"
        depends on PCI