docs: isdn: remove hisax references from kernel-parameters.txt

The hisax driver got removed on 85993b8c9786 ("isdn: remove hisax driver"),
but a left-over was kept at kernel-parameters.txt.

Fixes: 85993b8c9786 ("isdn: remove hisax driver")
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 1abd7e1453579917ed4677e1d23fec5199dea950..9b16b640ce487d97644359b8ea2e8bbe39b71405 100644 (file)
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1388,9 +1388,6 @@
                        Valid parameters: "on", "off"
                        Default: "on"
 
-       hisax=          [HW,ISDN]
-                       See Documentation/isdn/README.HiSax.
-
        hlt             [BUGS=ARM,SH]
 
        hpet=           [X86-32,HPET] option to control HPET usage