Update the sysfs-gpio interface document to refer to the gpio-cdev
interface that obsoletes it.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
---
 Documentation/ABI/obsolete/sysfs-gpio | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/ABI/obsolete/sysfs-gpio b/Documentation/ABI/obsolete/sysfs-gpio
index b8b0fd341c17..da1345d854b4 100644
--- a/Documentation/ABI/obsolete/sysfs-gpio
+++ b/Documentation/ABI/obsolete/sysfs-gpio
@@ -28,5 +28,5 @@ Description:
 	    /label ... (r/o) descriptive, not necessarily unique
 	    /ngpio ... (r/o) number of GPIOs; numbered N to N + (ngpio - 1)
 
-  This ABI is deprecated and will be removed after 2020. It is
-  replaced with the GPIO character device.
+  This ABI is obsoleted by Documentation/ABI/testing/gpio-cdev and will be
+  removed after 2020.
-- 
2.39.2