1 files changed, 7 insertions, 0 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index e5f3d918316f..5afc21b20a92 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1389,6 +1389,13 @@ and is between 256 and 4096 characters. It is defined in the file
 
         nr_uarts=       [SERIAL] maximum number of UARTs to be registered.
 
+        olpc_ec_timeout= [OLPC] ms delay when issuing EC commands
+                        Rather than timing out after 20 ms if an EC
+                        command is not properly ACKed, override the length
+                        of the timeout.  We have interrupts disabled while
+                        waiting for the ACK, so if this is set too high
+                        interrupts *may* be lost!
+
         opl3=           [HW,OSS]
                         Format: <io>