diff --git a/arch/powerpc/configs/mpc512x_defconfig b/arch/powerpc/configs/mpc512x_defconfig
index 0d0d981..ee853a1 100644
--- a/arch/powerpc/configs/mpc512x_defconfig
+++ b/arch/powerpc/configs/mpc512x_defconfig
@@ -1,7 +1,6 @@
-CONFIG_EXPERIMENTAL=y
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
-CONFIG_SPARSE_IRQ=y
+CONFIG_NO_HZ=y
 CONFIG_LOG_BUF_SHIFT=16
 CONFIG_BLK_DEV_INITRD=y
 # CONFIG_COMPAT_BRK is not set
@@ -9,6 +8,7 @@
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 # CONFIG_BLK_DEV_BSG is not set
+CONFIG_PARTITION_ADVANCED=y
 # CONFIG_IOSCHED_CFQ is not set
 # CONFIG_PPC_CHRP is not set
 CONFIG_PPC_MPC512x=y
@@ -16,9 +16,7 @@
 CONFIG_MPC512x_GENERIC=y
 CONFIG_PDM360NG=y
 # CONFIG_PPC_PMAC is not set
-CONFIG_NO_HZ=y
 CONFIG_HZ_1000=y
-# CONFIG_MIGRATION is not set
 # CONFIG_SECCOMP is not set
 # CONFIG_PCI is not set
 CONFIG_NET=y
@@ -33,8 +31,6 @@
 # CONFIG_INET_DIAG is not set
 # CONFIG_IPV6 is not set
 CONFIG_CAN=y
-CONFIG_CAN_RAW=y
-CONFIG_CAN_BCM=y
 CONFIG_CAN_VCAN=y
 CONFIG_CAN_MSCAN=y
 CONFIG_CAN_DEBUG_DEVICES=y
@@ -46,7 +42,6 @@
 # CONFIG_FIRMWARE_IN_KERNEL is not set
 CONFIG_MTD=y
 CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
 CONFIG_MTD_BLOCK=y
 CONFIG_MTD_CFI=y
 CONFIG_MTD_CFI_AMDSTD=y
@@ -60,7 +55,6 @@
 CONFIG_BLK_DEV_RAM_COUNT=1
 CONFIG_BLK_DEV_RAM_SIZE=8192
 CONFIG_BLK_DEV_XIP=y
-CONFIG_MISC_DEVICES=y
 CONFIG_EEPROM_AT24=y
 CONFIG_EEPROM_AT25=y
 CONFIG_SCSI=y
@@ -68,6 +62,7 @@
 CONFIG_BLK_DEV_SD=y
 CONFIG_CHR_DEV_SG=y
 CONFIG_NETDEVICES=y
+CONFIG_FS_ENET=y
 CONFIG_MARVELL_PHY=y
 CONFIG_DAVICOM_PHY=y
 CONFIG_QSEMI_PHY=y
@@ -83,10 +78,6 @@
 CONFIG_LSI_ET1011C_PHY=y
 CONFIG_FIXED_PHY=y
 CONFIG_MDIO_BITBANG=y
-CONFIG_NET_ETHERNET=y
-CONFIG_FS_ENET=y
-# CONFIG_NETDEV_1000 is not set
-# CONFIG_NETDEV_10000 is not set
 # CONFIG_WLAN is not set
 # CONFIG_INPUT_MOUSEDEV_PSAUX is not set
 CONFIG_INPUT_EVDEV=y
@@ -106,14 +97,18 @@
 CONFIG_GPIO_MPC8XXX=y
 # CONFIG_HWMON is not set
 CONFIG_MEDIA_SUPPORT=y
-CONFIG_VIDEO_DEV=y
 CONFIG_VIDEO_ADV_DEBUG=y
-# CONFIG_VIDEO_HELPER_CHIPS_AUTO is not set
-CONFIG_VIDEO_SAA711X=y
 CONFIG_FB=y
 CONFIG_FB_FSL_DIU=y
 # CONFIG_VGA_CONSOLE is not set
 CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI_FSL=y
+# CONFIG_USB_EHCI_HCD_PPC_OF is not set
+CONFIG_USB_STORAGE=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_FSL_USB2=y
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_DRV_M41T80=y
 CONFIG_RTC_DRV_MPC5121=y
@@ -129,9 +124,7 @@
 CONFIG_JFFS2_FS=y
 CONFIG_UBIFS_FS=y
 CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
 CONFIG_ROOT_NFS=y
-CONFIG_PARTITION_ADVANCED=y
 CONFIG_NLS_CODEPAGE_437=y
 CONFIG_NLS_ISO8859_1=y
 # CONFIG_ENABLE_WARN_DEPRECATED is not set
diff --git a/arch/powerpc/include/asm/mpc5121.h b/arch/powerpc/include/asm/mpc5121.h
index 885c040..8ae133e 100644
--- a/arch/powerpc/include/asm/mpc5121.h
+++ b/arch/powerpc/include/asm/mpc5121.h
@@ -68,6 +68,5 @@
 };
 
 int mpc512x_cs_config(unsigned int cs, u32 val);
-int __init mpc5121_clk_init(void);
 
 #endif /* __ASM_POWERPC_MPC5121_H__ */
diff --git a/arch/powerpc/platforms/512x/mpc5121_ads.c b/arch/powerpc/platforms/512x/mpc5121_ads.c
index 0a134e0..3e90ece 100644
--- a/arch/powerpc/platforms/512x/mpc5121_ads.c
+++ b/arch/powerpc/platforms/512x/mpc5121_ads.c
@@ -43,9 +43,7 @@
 		mpc83xx_add_bridge(np);
 #endif
 
-#if defined(CONFIG_FB_FSL_DIU) || defined(CONFIG_FB_FSL_DIU_MODULE)
-	mpc512x_setup_diu();
-#endif
+	mpc512x_setup_arch();
 }
 
 static void __init mpc5121_ads_init_IRQ(void)
@@ -69,7 +67,7 @@
 	.probe			= mpc5121_ads_probe,
 	.setup_arch		= mpc5121_ads_setup_arch,
 	.init			= mpc512x_init,
-	.init_early		= mpc512x_init_diu,
+	.init_early		= mpc512x_init_early,
 	.init_IRQ		= mpc5121_ads_init_IRQ,
 	.get_irq		= ipic_get_irq,
 	.calibrate_decr		= generic_calibrate_decr,
diff --git a/arch/powerpc/platforms/512x/mpc512x.h b/arch/powerpc/platforms/512x/mpc512x.h
index 0a8e600..cc97f02 100644
--- a/arch/powerpc/platforms/512x/mpc512x.h
+++ b/arch/powerpc/platforms/512x/mpc512x.h
@@ -12,18 +12,12 @@
 #ifndef __MPC512X_H__
 #define __MPC512X_H__
 extern void __init mpc512x_init_IRQ(void);
+extern void __init mpc512x_init_early(void);
 extern void __init mpc512x_init(void);
+extern void __init mpc512x_setup_arch(void);
 extern int __init mpc5121_clk_init(void);
-void __init mpc512x_declare_of_platform_devices(void);
 extern const char *mpc512x_select_psc_compat(void);
+extern const char *mpc512x_select_reset_compat(void);
 extern void mpc512x_restart(char *cmd);
 
-#if defined(CONFIG_FB_FSL_DIU) || defined(CONFIG_FB_FSL_DIU_MODULE)
-void mpc512x_init_diu(void);
-void mpc512x_setup_diu(void);
-#else
-#define mpc512x_init_diu NULL
-#define mpc512x_setup_diu NULL
-#endif
-
 #endif				/* __MPC512X_H__ */
diff --git a/arch/powerpc/platforms/512x/mpc512x_generic.c b/arch/powerpc/platforms/512x/mpc512x_generic.c
index 5fb919b..ce71408 100644
--- a/arch/powerpc/platforms/512x/mpc512x_generic.c
+++ b/arch/powerpc/platforms/512x/mpc512x_generic.c
@@ -45,8 +45,8 @@
 	.name			= "MPC512x generic",
 	.probe			= mpc512x_generic_probe,
 	.init			= mpc512x_init,
-	.init_early		= mpc512x_init_diu,
-	.setup_arch		= mpc512x_setup_diu,
+	.init_early		= mpc512x_init_early,
+	.setup_arch		= mpc512x_setup_arch,
 	.init_IRQ		= mpc512x_init_IRQ,
 	.get_irq		= ipic_get_irq,
 	.calibrate_decr		= generic_calibrate_decr,
diff --git a/arch/powerpc/platforms/512x/mpc512x_shared.c b/arch/powerpc/platforms/512x/mpc512x_shared.c
index 6eb94ab..a82a41b 100644
--- a/arch/powerpc/platforms/512x/mpc512x_shared.c
+++ b/arch/powerpc/platforms/512x/mpc512x_shared.c
@@ -35,8 +35,10 @@
 static void __init mpc512x_restart_init(void)
 {
 	struct device_node *np;
+	const char *reset_compat;
 
-	np = of_find_compatible_node(NULL, NULL, "fsl,mpc5121-reset");
+	reset_compat = mpc512x_select_reset_compat();
+	np = of_find_compatible_node(NULL, NULL, reset_compat);
 	if (!np)
 		return;
 
@@ -58,7 +60,7 @@
 		;
 }
 
-#if defined(CONFIG_FB_FSL_DIU) || defined(CONFIG_FB_FSL_DIU_MODULE)
+#if IS_ENABLED(CONFIG_FB_FSL_DIU)
 
 struct fsl_diu_shared_fb {
 	u8		gamma[0x300];	/* 32-bit aligned! */
@@ -355,6 +357,17 @@
 	return NULL;
 }
 
+const char *mpc512x_select_reset_compat(void)
+{
+	if (of_machine_is_compatible("fsl,mpc5121"))
+		return "fsl,mpc5121-reset";
+
+	if (of_machine_is_compatible("fsl,mpc5125"))
+		return "fsl,mpc5125-reset";
+
+	return NULL;
+}
+
 static unsigned int __init get_fifo_size(struct device_node *np,
 					 char *prop_name)
 {
@@ -436,14 +449,26 @@
 	}
 }
 
+void __init mpc512x_init_early(void)
+{
+	mpc512x_restart_init();
+	if (IS_ENABLED(CONFIG_FB_FSL_DIU))
+		mpc512x_init_diu();
+}
+
 void __init mpc512x_init(void)
 {
 	mpc5121_clk_init();
 	mpc512x_declare_of_platform_devices();
-	mpc512x_restart_init();
 	mpc512x_psc_fifo_init();
 }
 
+void __init mpc512x_setup_arch(void)
+{
+	if (IS_ENABLED(CONFIG_FB_FSL_DIU))
+		mpc512x_setup_diu();
+}
+
 /**
  * mpc512x_cs_config - Setup chip select configuration
  * @cs: chip select number
diff --git a/arch/powerpc/platforms/512x/pdm360ng.c b/arch/powerpc/platforms/512x/pdm360ng.c
index 0575e85..24b314d 100644
--- a/arch/powerpc/platforms/512x/pdm360ng.c
+++ b/arch/powerpc/platforms/512x/pdm360ng.c
@@ -119,9 +119,9 @@
 define_machine(pdm360ng) {
 	.name			= "PDM360NG",
 	.probe			= pdm360ng_probe,
-	.setup_arch		= mpc512x_setup_diu,
+	.setup_arch		= mpc512x_setup_arch,
 	.init			= pdm360ng_init,
-	.init_early		= mpc512x_init_diu,
+	.init_early		= mpc512x_init_early,
 	.init_IRQ		= mpc512x_init_IRQ,
 	.get_irq		= ipic_get_irq,
 	.calibrate_decr		= generic_calibrate_decr,