Note that the POWER[89] processors are supported.

Documentation: cpufreq: Update supported powernv processors
Signed-off-by: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

Documentation/cpu-freq/user-guide.txt

@@ -87,7 +87,9 @@ UltraSPARC-III
 -------
 
 Several "PowerBook" and "iBook2" notebooks are supported.
-
+The following POWER processors are supported in powernv mode:
+POWER8
+POWER9
 
 1.5 SuperH
 ----------