kernel-paramaters: document pmtmr= command line option

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index e07c432c731ff9a516fe8b23228af0fe6fa1d29a..356b64ba706a8945b64b64bc5f152bcace32598e 100644 (file)
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1571,6 +1571,10 @@ and is between 256 and 4096 characters. It is defined in the file
                        Format: { parport<nr> | timid | 0 }
                        See also Documentation/parport.txt.
 
+       pmtmr=          [X86] Manual setup of pmtmr I/O Port. 
+                       Override pmtimer IOPort with a hex value.
+                       e.g. pmtmr=0x508
+
        pnpacpi=        [ACPI]
                        { off }