cpufreq: st: Add missing MODULE_DEVICE_TABLE

This patch adds missing MODULE_DEVICE_TABLE definition which generates
correct modalias for automatic loading of this cpufreq driver when it is
compiled as an external module.
Signed-off-by: Pali Rohár <pali@kernel.org>
Fixes: ab0ea257 ("cpufreq: st: Provide runtime initialised driver for ST's platforms")
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>

drivers/cpufreq/sti-cpufreq.c

@@ -297,6 +297,13 @@ static int sti_cpufreq_init(void)
 }
 module_init(sti_cpufreq_init);
 
+static const struct of_device_id __maybe_unused sti_cpufreq_of_match[] = {
+	{ .compatible = "st,stih407" },
+	{ .compatible = "st,stih410" },
+	{ },
+};
+MODULE_DEVICE_TABLE(of, sti_cpufreq_of_match);
+
 MODULE_DESCRIPTION("STMicroelectronics CPUFreq/OPP driver");
 MODULE_AUTHOR("Ajitpal Singh <ajitpal.singh@st.com>");
 MODULE_AUTHOR("Lee Jones <lee.jones@linaro.org>");