soc: fsl: guts: remove module_exit() and fsl_guts_remove()

This driver will never be unloaded. Firstly, it is not available as a
module, but more importantly, other drivers will depend on this one to
apply possible chip errata.
Signed-off-by: Michael Walle <michael@walle.cc>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

drivers/soc/fsl/guts.c

@@ -27,7 +27,6 @@ struct fsl_soc_die_attr {
 
 static struct guts *guts;
 static struct soc_device_attribute soc_dev_attr;
-static struct soc_device *soc_dev;
 
 
 /* SoC die attribute definition for QorIQ platform */
@@ -138,6 +137,7 @@ static u32 fsl_guts_get_svr(void)
 static int fsl_guts_probe(struct platform_device *pdev)
 {
 	struct device_node *root, *np = pdev->dev.of_node;
+	static struct soc_device *soc_dev;
 	struct device *dev = &pdev->dev;
 	const struct fsl_soc_die_attr *soc_die;
 	const char *machine = NULL;
@@ -197,12 +197,6 @@ static int fsl_guts_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int fsl_guts_remove(struct platform_device *dev)
-{
-	soc_device_unregister(soc_dev);
-	return 0;
-}
-
 /*
  * Table for matching compatible strings, for device tree
  * guts node, for Freescale QorIQ SOCs.
@@ -242,7 +236,6 @@ static struct platform_driver fsl_guts_driver = {
 		.of_match_table = fsl_guts_of_match,
 	},
 	.probe = fsl_guts_probe,
-	.remove = fsl_guts_remove,
 };
 
 static int __init fsl_guts_init(void)
@@ -250,9 +243,3 @@ static int __init fsl_guts_init(void)
 	return platform_driver_register(&fsl_guts_driver);
 }
 core_initcall(fsl_guts_init);
-
-static void __exit fsl_guts_exit(void)
-{
-	platform_driver_unregister(&fsl_guts_driver);
-}
-module_exit(fsl_guts_exit);