+============
+Introduction
+============
+
+
GPIO Interfaces
===============
ways to obtain and use GPIOs:
- The descriptor-based interface is the preferred way to manipulate GPIOs,
-and is described by all the files in this directory excepted gpio-legacy.txt.
+ and is described by all the files in this directory excepted gpio-legacy.txt.
- The legacy integer-based interface which is considered deprecated (but still
-usable for compatibility reasons) is documented in gpio-legacy.txt.
+ usable for compatibility reasons) is documented in gpio-legacy.txt.
The remainder of this document applies to the new descriptor-based interface.
gpio-legacy.txt contains the same information applied to the legacy