These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / Documentation / ABI / testing / sysfs-gpio

diff --git a/kernel/Documentation/ABI/testing/sysfs-gpio b/kernel/Documentation/ABI/testing/sysfs-gpio
index 80f4c94..55ffa2d 100644 (file)
--- a/kernel/Documentation/ABI/testing/sysfs-gpio
+++ b/kernel/Documentation/ABI/testing/sysfs-gpio
@@ -16,7 +16,8 @@ Description:
     /sys/class/gpio
        /export ... asks the kernel to export a GPIO to userspace
        /unexport ... to return a GPIO to the kernel
-       /gpioN ... for each exported GPIO #N
+       /gpioN ... for each exported GPIO #N OR
+       /<LINE-NAME> ... for a properly named GPIO line
            /value ... always readable, writes fail for input GPIOs
            /direction ... r/w as: in, out (default low); write: high, low
            /edge ... r/w as: none, falling, rising, both