diff --git a/drivers/firmware/dcdbas.c b/drivers/firmware/dcdbas.c
index c16600f30611849562386e25375947785f580463..0bdea60c65ddbff81742b5d1a5d22c25521cfa8f 100644
--- a/drivers/firmware/dcdbas.c
+++ b/drivers/firmware/dcdbas.c
@@ -639,7 +639,7 @@ static void __exit dcdbas_exit(void)
 	platform_driver_unregister(&dcdbas_driver);
 }
 
-module_init(dcdbas_init);
+subsys_initcall_sync(dcdbas_init);
 module_exit(dcdbas_exit);
 
 MODULE_DESCRIPTION(DRIVER_DESCRIPTION " (version " DRIVER_VERSION ")");
diff --git a/drivers/platform/x86/dell-smbios-base.c b/drivers/platform/x86/dell-smbios-base.c
index 5bcf8a18f78595eedc5ef33b67836ebcf35a6d9b..2485c80a9fddb772c5085f4e2074a14981b26ba4 100644
--- a/drivers/platform/x86/dell-smbios-base.c
+++ b/drivers/platform/x86/dell-smbios-base.c
@@ -637,7 +637,7 @@ static void __exit dell_smbios_exit(void)
 	mutex_unlock(&smbios_mutex);
 }
 
-subsys_initcall(dell_smbios_init);
+module_init(dell_smbios_init);
 module_exit(dell_smbios_exit);
 
 MODULE_AUTHOR("Matthew Garrett <mjg@redhat.com>");
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 2c9927430d8525bc7df26c50de85e5a2fd8863d1..8d102195a3927fa4bf76f4230d069d6038414923 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -714,7 +714,7 @@ static int __init dell_wmi_init(void)
 
 	return wmi_driver_register(&dell_wmi_driver);
 }
-module_init(dell_wmi_init);
+late_initcall(dell_wmi_init);
 
 static void __exit dell_wmi_exit(void)
 {