USB: usb_storage: add ums-realtek driver

ums_realtek is used to support the power-saving function
for Realtek RTS51xx USB card readers.

Signed-off-by: wwang <wei_wang@realsil.com.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/usb/storage/Kconfig b/drivers/usb/storage/Kconfig
index 49a489e03716..353aeb44da6a 100644
--- a/drivers/usb/storage/Kconfig
+++ b/drivers/usb/storage/Kconfig
@@ -31,6 +31,16 @@ config USB_STORAGE_DEBUG
           Say Y here in order to have the USB Mass Storage code generate
           verbose debugging messages.
 
+config USB_STORAGE_REALTEK
+        tristate "Realtek Card Reader support"
+        depends on USB_STORAGE
+        help
+          Say Y here to include additional code to support the power-saving function
+          for Realtek RTS51xx USB card readers.
+
+          If this driver is compiled as a module, it will be named ums-realtek.
+
+
 config USB_STORAGE_DATAFAB
         tristate "Datafab Compact Flash Reader support"
         depends on USB_STORAGE