diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 567c83380128..90494e9d8ebb 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -519,20 +519,6 @@ config ARCH_DOVE
 	help
 	  Support for the Marvell Dove SoC 88AP510
 
-config ARCH_MV78XX0
-	bool "Marvell MV78xx0"
-	select ARCH_REQUIRE_GPIOLIB
-	select CPU_FEROCEON
-	select GENERIC_CLOCKEVENTS
-	select MVEBU_MBUS
-	select MULTI_IRQ_HANDLER
-	select PCI
-	select PLAT_ORION_LEGACY
-	select SPARSE_IRQ
-	help
-	  Support for the following Marvell MV78xx0 series SoCs:
-	  MV781x0, MV782x0.
-
 config ARCH_ORION5X
 	bool "Marvell Orion"
 	depends on MMU
diff --git a/arch/arm/configs/mv78xx0_defconfig b/arch/arm/configs/mv78xx0_defconfig
index 85d10d2e3d66..fcdffa7d9d78 100644
--- a/arch/arm/configs/mv78xx0_defconfig
+++ b/arch/arm/configs/mv78xx0_defconfig
@@ -11,6 +11,9 @@ CONFIG_KPROBES=y
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 # CONFIG_BLK_DEV_BSG is not set
+CONFIG_ARCH_MULTI_V5=y
+# CONFIG_ARCH_MULTI_V6 is not set
+# CONFIG_ARCH_MULTI_V7 is not set
 CONFIG_ARCH_MV78XX0=y
 CONFIG_MACH_DB78X00_BP=y
 CONFIG_MACH_RD78X00_MASA=y
diff --git a/arch/arm/mach-mv78xx0/Kconfig b/arch/arm/mach-mv78xx0/Kconfig
index f2d309d0619e..a32575fa3fba 100644
--- a/arch/arm/mach-mv78xx0/Kconfig
+++ b/arch/arm/mach-mv78xx0/Kconfig
@@ -1,6 +1,15 @@
-if ARCH_MV78XX0
+menuconfig ARCH_MV78XX0
+	bool "Marvell MV78xx0" if ARCH_MULTI_V5
+	select ARCH_REQUIRE_GPIOLIB
+	select CPU_FEROCEON
+	select MVEBU_MBUS
+	select PCI
+	select PLAT_ORION_LEGACY
+	help
+	  Support for the following Marvell MV78xx0 series SoCs:
+	  MV781x0, MV782x0.
 
-menu "Marvell MV78xx0 Implementations"
+if ARCH_MV78XX0
 
 config MACH_DB78X00_BP
 	bool "Marvell DB-78x00-BP Development Board"
@@ -20,6 +29,4 @@ config MACH_TERASTATION_WXL
 	  Say 'Y' here if you want your kernel to support the
 	  Buffalo WXL Nas.
 
-endmenu
-
 endif
diff --git a/arch/arm/mach-mv78xx0/Makefile b/arch/arm/mach-mv78xx0/Makefile
index 7cd04634d302..ddb3aa98a3c7 100644
--- a/arch/arm/mach-mv78xx0/Makefile
+++ b/arch/arm/mach-mv78xx0/Makefile
@@ -1,3 +1,5 @@
+ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/arch/arm/plat-orion/include
+
 obj-y				+= common.o mpp.o irq.o pcie.o
 obj-$(CONFIG_MACH_DB78X00_BP)	+= db78x00-bp-setup.o
 obj-$(CONFIG_MACH_RD78X00_MASA)	+= rd78x00-masa-setup.o
diff --git a/arch/arm/mach-mv78xx0/include/mach/uncompress.h b/arch/arm/mach-mv78xx0/include/mach/uncompress.h
deleted file mode 100644
index 2787ef392262..000000000000
--- a/arch/arm/mach-mv78xx0/include/mach/uncompress.h
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * This file is licensed under the terms of the GNU General Public
- * License version 2.  This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#include <linux/serial_reg.h>
-
-#define UART0_PHYS_BASE (0xf1000000 + 0x12000)
-#define SERIAL_BASE	((unsigned char *)UART0_PHYS_BASE)
-
-static void putc(const char c)
-{
-	unsigned char *base = SERIAL_BASE;
-	int i;
-
-	for (i = 0; i < 0x1000; i++) {
-		if (base[UART_LSR << 2] & UART_LSR_THRE)
-			break;
-		barrier();
-	}
-
-	base[UART_TX << 2] = c;
-}
-
-static void flush(void)
-{
-	unsigned char *base = SERIAL_BASE;
-	unsigned char mask;
-	int i;
-
-	mask = UART_LSR_TEMT | UART_LSR_THRE;
-
-	for (i = 0; i < 0x1000; i++) {
-		if ((base[UART_LSR << 2] & mask) == mask)
-			break;
-		barrier();
-	}
-}
-
-/*
- * nothing to do
- */
-#define arch_decomp_setup()