Add the compatible string for supporting the generic device tree cpufreq-dt
driver on APM's X-Gene 2 SoC.
Signed-off-by: NHoan Tran <hotran@apm.com>
Acked-by: NViresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>