summaryrefslogtreecommitdiff
path: root/Documentation/ABI/testing/sysfs-tty
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/ABI/testing/sysfs-tty')
-rw-r--r--Documentation/ABI/testing/sysfs-tty7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-tty b/Documentation/ABI/testing/sysfs-tty
index 9eb3c2b6b040..e157130a6792 100644
--- a/Documentation/ABI/testing/sysfs-tty
+++ b/Documentation/ABI/testing/sysfs-tty
@@ -154,3 +154,10 @@ Description:
device specification. For example, when user sets 7bytes on
16550A, which has 1/4/8/14 bytes trigger, the RX trigger is
automatically changed to 4 bytes.
+
+What: /sys/class/tty/ttyS0/console
+Date: February 2020
+Contact: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
+Description:
+ Allows user to detach or attach back the given device as
+ kernel console. It shows and accepts a boolean variable.