dt/powerpc: Eliminate users of of_platform_{,un}register_driver

Get rid of old users of of_platform_driver in arch/powerpc.  Most
of_platform_driver users can be converted to use the platform_bus
directly.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

diff --git a/arch/powerpc/sysdev/fsl_pmc.c b/arch/powerpc/sysdev/fsl_pmc.c
index e9381bf..f122e89 100644
--- a/arch/powerpc/sysdev/fsl_pmc.c
+++ b/arch/powerpc/sysdev/fsl_pmc.c
@@ -58,8 +58,7 @@
 	.enter = pmc_suspend_enter,
 };
 
-static int pmc_probe(struct platform_device *ofdev,
-		     const struct of_device_id *id)
+static int pmc_probe(struct platform_device *ofdev)
 {
 	pmc_regs = of_iomap(ofdev->dev.of_node, 0);
 	if (!pmc_regs)
@@ -76,7 +75,7 @@
 	{ },
 };
 
-static struct of_platform_driver pmc_driver = {
+static struct platform_driver pmc_driver = {
 	.driver = {
 		.name = "fsl-pmc",
 		.owner = THIS_MODULE,
@@ -87,6 +86,6 @@
 
 static int __init pmc_init(void)
 {
-	return of_register_platform_driver(&pmc_driver);
+	return platform_driver_register(&pmc_driver);
 }
 device_initcall(pmc_init);