USB Gadget driver for Samsung s3c2410 ARM SoC

This patch adds the support for the Usb Device Controller on Samsung
S3C24xx SoCs.  This driver passes all tests from testusb (including #13)
and has been tested on S3C2410, S3C24212, and S3C2440 SoCs.

Whitespace updates, minor cleanups by David

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Cc: Herbert Pötzl <herbert@13thfloor.at>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/gadget/Kconfig

@@ -208,6 +208,27 @@ config USB_OTG
 
 	   Select this only if your OMAP board has a Mini-AB connector.
 
+config USB_GADGET_S3C2410
+	boolean "S3C2410 USB Device Controller"
+	depends on ARCH_S3C2410
+	help
+	  Samsung's S3C2410 is an ARM-4 processor with an integrated
+	  full speed USB 1.1 device controller.  It has 4 configurable
+	  endpoints, as well as endpoint zero (for control transfers).
+
+	  This driver has been tested on the S3C2410, S3C2412, and
+	  S3C2440 processors.
+
+config USB_S3C2410
+	tristate
+	depends on USB_GADGET_S3C2410
+	default USB_GADGET
+	select USB_GADGET_SELECTED
+
+config USB_S3C2410_DEBUG
+	boolean "S3C2410 udc debug messages"
+	depends on USB_GADGET_S3C2410
+
 config USB_GADGET_AT91
 	boolean "AT91 USB Device Port"
 	depends on ARCH_AT91 && !ARCH_AT91SAM9RL

drivers/usb/gadget/Makefile

@@ -7,6 +7,7 @@ obj-$(CONFIG_USB_PXA2XX)	+= pxa2xx_udc.o
 obj-$(CONFIG_USB_GOKU)		+= goku_udc.o
 obj-$(CONFIG_USB_OMAP)		+= omap_udc.o
 obj-$(CONFIG_USB_LH7A40X)	+= lh7a40x_udc.o
+obj-$(CONFIG_USB_S3C2410)	+= s3c2410_udc.o
 obj-$(CONFIG_USB_AT91)		+= at91_udc.o
 obj-$(CONFIG_USB_FSL_USB2)	+= fsl_usb2_udc.o
 obj-$(CONFIG_USB_M66592)	+= m66592-udc.o