quoted

+		return ret;
+
+	pr_info("Freescale PowerPC corenet CPU frequency scaling driver\n");
+
+	return ret;
+}
+
+static void __exit ppc_corenet_cpufreq_exit(void) {
+	cpufreq_unregister_driver(&ppc_corenet_cpufreq_driver);
+}
+
+module_init(ppc_corenet_cpufreq_init);
+module_exit(ppc_corenet_cpufreq_exit);

=20
this needs to be a module_platform_driver.
=20

The compatible string is used for clock driver.
This driver can not be a platform_driver.

-Yuantian