drivers/misc: add support the FSA9480 USB Switch

The FSA9480 is a USB port accessory detector and switch.  This patch adds
support the FSA9480 USB Switch.

[akpm@linux-foundation.org: make a couple of things static]
Signed-off-by: Donggeun Kim <dg77.kim@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 3546474..0a4d86c 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -489,6 +489,15 @@
 	  To compile this driver as a module, choose M here: the module will
 	  be called pch_phub.
 
+config USB_SWITCH_FSA9480
+	tristate "FSA9480 USB Switch"
+	depends on I2C
+	help
+	  The FSA9480 is a USB port accessory detector and switch.
+	  The FSA9480 is fully controlled using I2C and enables USB data,
+	  stereo and mono audio, video, microphone and UART data to use
+	  a common connector port.
+
 source "drivers/misc/c2port/Kconfig"
 source "drivers/misc/eeprom/Kconfig"
 source "drivers/misc/cb710/Kconfig"