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>

1 files changed, 21 insertions, 0 deletions

diff --git a/Documentation/ABI/testing/sysfs-bus-i2c-devices-fsa9480 b/Documentation/ABI/testing/sysfs-bus-i2c-devices-fsa9480
new file mode 100644
index 000000000000..9de269bb0ae5
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-bus-i2c-devices-fsa9480
@@ -0,0 +1,21 @@
+What:           /sys/bus/i2c/devices/.../device
+Date:           February 2011
+Contact:        Minkyu Kang <mk7.kang@samsung.com>
+Description:
+                show what device is attached
+                NONE - no device
+                USB - USB device is attached
+                UART - UART is attached
+                CHARGER - Charger is attaced
+                JIG - JIG is attached
+
+What:           /sys/bus/i2c/devices/.../switch
+Date:           February 2011
+Contact:        Minkyu Kang <mk7.kang@samsung.com>
+Description:
+                show or set the state of manual switch
+                VAUDIO - switch to VAUDIO path
+                UART - switch to UART path
+                AUDIO - switch to AUDIO path
+                DHOST - switch to DHOST path
+                AUTO - switch automatically by device