diff --git a/arch/powerpc/platforms/pseries/Makefile b/arch/powerpc/platforms/pseries/Makefile
index 8f4ba08..87eb665 100644
--- a/arch/powerpc/platforms/pseries/Makefile
+++ b/arch/powerpc/platforms/pseries/Makefile
@@ -5,14 +5,14 @@ obj-y			:= lpar.o hvCall.o nvram.o reconfig.o \
 			   of_helpers.o \
 			   setup.o iommu.o event_sources.o ras.o \
 			   firmware.o power.o dlpar.o mobility.o rng.o \
-			   pci.o pci_dlpar.o eeh_pseries.o msi.o
+			   pci.o pci_dlpar.o eeh_pseries.o msi.o \
+			   hotplug-memory.o
 obj-$(CONFIG_SMP)	+= smp.o
 obj-$(CONFIG_SCANLOG)	+= scanlog.o
 obj-$(CONFIG_KEXEC_CORE)	+= kexec.o
 obj-$(CONFIG_PSERIES_ENERGY)	+= pseries_energy.o
 
 obj-$(CONFIG_HOTPLUG_CPU)	+= hotplug-cpu.o
-obj-$(CONFIG_MEMORY_HOTPLUG)	+= hotplug-memory.o
 
 obj-$(CONFIG_HVC_CONSOLE)	+= hvconsole.o
 obj-$(CONFIG_HVCS)		+= hvcserver.o
diff --git a/arch/powerpc/platforms/pseries/hotplug-memory.c b/arch/powerpc/platforms/pseries/hotplug-memory.c
index e104c71..92f41a1 100644
--- a/arch/powerpc/platforms/pseries/hotplug-memory.c
+++ b/arch/powerpc/platforms/pseries/hotplug-memory.c
@@ -24,8 +24,6 @@
 #include <asm/sparsemem.h>
 #include "pseries.h"
 
-static bool rtas_hp_event;
-
 unsigned long pseries_memory_block_size(void)
 {
 	struct device_node *np;
@@ -69,6 +67,10 @@ unsigned long pseries_memory_block_size(void)
 	return memblock_size;
 }
 
+#ifdef CONFIG_MEMORY_HOTPLUG
+
+static bool rtas_hp_event;
+
 static void dlpar_free_property(struct property *prop)
 {
 	kfree(prop->name);
@@ -1165,11 +1167,101 @@ static int pseries_memory_notifier(struct notifier_block *nb,
 static struct notifier_block pseries_mem_nb = {
 	.notifier_call = pseries_memory_notifier,
 };
+#endif /* CONFIG_MEMORY_HOTPLUG */
+
+static int pseries_rewrite_dynamic_memory_v2(void)
+{
+	unsigned long memblock_size;
+	struct device_node *dn;
+	struct property *prop, *prop_v2;
+	__be32 *p;
+	struct of_drconf_cell *lmbs;
+	u32 num_lmb_desc_sets, num_lmbs;
+	int i, j, k;
+
+	dn = of_find_node_by_path("/ibm,dynamic-reconfiguration-memory");
+	if (!dn)
+		return -EINVAL;
+
+	prop_v2 = of_find_property(dn, "ibm,dynamic-memory-v2", NULL);
+	if (!prop_v2)
+		return -EINVAL;
+
+	memblock_size = pseries_memory_block_size();
+	if (!memblock_size)
+		return -EINVAL;
+
+	/* The first int of the property is the number of lmb sets
+	 * described by the property.
+	 */
+	p = (__be32 *)prop_v2->value;
+	num_lmb_desc_sets = be32_to_cpu(*p++);
+
+	/* Count the number of LMBs for generating the alternate format
+	 */
+	for (i = 0, num_lmbs = 0; i < num_lmb_desc_sets; i++) {
+		struct of_drconf_cell_v2 drmem;
+
+		read_drconf_cell_v2(&drmem, (const __be32 **)&p);
+		num_lmbs += drmem.num_seq_lmbs;
+	}
+
+	/* Create an empty copy of the new 'ibm,dynamic-memory' property
+	 */
+	prop = kzalloc(sizeof(*prop), GFP_KERNEL);
+	if (!prop)
+		return -ENOMEM;
+	prop->name = kstrdup("ibm,dynamic-memory", GFP_KERNEL);
+	prop->length = dyn_mem_v2_len(num_lmbs);
+	prop->value = kzalloc(prop->length, GFP_KERNEL);
+
+	/* Copy/expand the ibm,dynamic-memory-v2 format to produce the
+	 * ibm,dynamic-memory format.
+	 */
+	p = (__be32 *)prop->value;
+	*p = cpu_to_be32(num_lmbs);
+	p++;
+	lmbs = (struct of_drconf_cell *)p;
+
+	p = (__be32 *)prop_v2->value;
+	p++;
+
+	for (i = 0, k = 0; i < num_lmb_desc_sets; i++) {
+		struct of_drconf_cell_v2 drmem;
+
+		read_drconf_cell_v2(&drmem, (const __be32 **)&p);
+
+		for (j = 0; j < drmem.num_seq_lmbs; j++) {
+			lmbs[k+j].base_addr = be64_to_cpu(drmem.base_addr);
+			lmbs[k+j].drc_index = be32_to_cpu(drmem.drc_index);
+			lmbs[k+j].aa_index  = be32_to_cpu(drmem.aa_index);
+			lmbs[k+i].flags     = be32_to_cpu(drmem.flags);
+
+			drmem.base_addr += memblock_size;
+			drmem.drc_index++;
+		}
+
+		k += drmem.num_seq_lmbs;
+	}
+
+	of_remove_property(dn, prop_v2);
+
+	of_add_property(dn, prop);
+
+	/* And disable feature flag since the property has gone away */
+	powerpc_firmware_features &= ~FW_FEATURE_DYN_MEM_V2;
+
+	return 0;
+}
 
 static int __init pseries_memory_hotplug_init(void)
 {
+	if (firmware_has_feature(FW_FEATURE_DYN_MEM_V2))
+		pseries_rewrite_dynamic_memory_v2();
+#ifdef CONFIG_MEMORY_HOTPLUG
 	if (firmware_has_feature(FW_FEATURE_LPAR))
 		of_reconfig_notifier_register(&pseries_mem_nb);
+#endif /* CONFIG_MEMORY_HOTPLUG */
 
 	return 0;
 }
