4 files changed, 26 insertions, 9 deletions
diff --git a/drivers/of/device.c b/drivers/of/device.c
index c80426510ec2..f7e75e527667 100644
--- a/drivers/of/device.c
+++ b/drivers/of/device.c
@@ -17,8 +17,8 @@
 
 /**
  * of_match_device - Tell if a struct device matches an of_device_id list
- * @matches: array of of device match structures to search in
- * @dev: the of device structure to match against
+ * @matches: array of of_device_id match structures to search in
+ * @dev: the OF device structure to match against
  *
  * Used by a driver to check whether an platform_device present in the
  * system is in its list of supported devices.
diff --git a/drivers/of/dynamic.c b/drivers/of/dynamic.c
index 0aba760f7577..2eaaddcb0ec4 100644
--- a/drivers/of/dynamic.c
+++ b/drivers/of/dynamic.c
@@ -935,10 +935,15 @@ static int of_changeset_add_prop_helper(struct of_changeset *ocs,
 		return -ENOMEM;
 
 	ret = of_changeset_add_property(ocs, np, new_pp);
-	if (ret)
+	if (ret) {
 		__of_prop_free(new_pp);
+		return ret;
+	}
 
-	return ret;
+	new_pp->next = np->deadprops;
+	np->deadprops = new_pp;
+
+	return 0;
 }
 
 /**
diff --git a/drivers/of/of_numa.c b/drivers/of/of_numa.c
index 230d5f628c1b..cd2dc8e825c9 100644
--- a/drivers/of/of_numa.c
+++ b/drivers/of/of_numa.c
@@ -59,8 +59,11 @@ static int __init of_numa_parse_memory_nodes(void)
 			r = -EINVAL;
 		}
 
-		for (i = 0; !r && !of_address_to_resource(np, i, &rsrc); i++)
+		for (i = 0; !r && !of_address_to_resource(np, i, &rsrc); i++) {
 			r = numa_add_memblk(nid, rsrc.start, rsrc.end + 1);
+			if (!r)
+				node_set(nid, numa_nodes_parsed);
+		}
 
 		if (!i || r) {
 			of_node_put(np);
diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c
index 77016c0cc296..2e9ea751ed2d 100644
--- a/drivers/of/of_reserved_mem.c
+++ b/drivers/of/of_reserved_mem.c
@@ -25,6 +25,7 @@
 #include <linux/memblock.h>
 #include <linux/kmemleak.h>
 #include <linux/cma.h>
+#include <linux/dma-map-ops.h>
 
 #include "of_private.h"
 
@@ -175,13 +176,17 @@ static int __init __reserved_mem_reserve_reg(unsigned long node,
 		base = dt_mem_next_cell(dt_root_addr_cells, &prop);
 		size = dt_mem_next_cell(dt_root_size_cells, &prop);
 
-		if (size &&
-		    early_init_dt_reserve_memory(base, size, nomap) == 0)
+		if (size && early_init_dt_reserve_memory(base, size, nomap) == 0) {
+			/* Architecture specific contiguous memory fixup. */
+			if (of_flat_dt_is_compatible(node, "shared-dma-pool") &&
+			    of_get_flat_dt_prop(node, "reusable", NULL))
+				dma_contiguous_early_fixup(base, size);
 			pr_debug("Reserved memory: reserved region for node '%s': base %pa, size %lu MiB\n",
 				uname, &base, (unsigned long)(size / SZ_1M));
-		else
+		} else {
 			pr_err("Reserved memory: failed to reserve memory for node '%s': base %pa, size %lu MiB\n",
 			       uname, &base, (unsigned long)(size / SZ_1M));
+		}
 
 		len -= t_len;
 	}
@@ -472,7 +477,10 @@ static int __init __reserved_mem_alloc_size(unsigned long node, const char *unam
 		       uname, (unsigned long)(size / SZ_1M));
 		return -ENOMEM;
 	}
-
+	/* Architecture specific contiguous memory fixup. */
+	if (of_flat_dt_is_compatible(node, "shared-dma-pool") &&
+	    of_get_flat_dt_prop(node, "reusable", NULL))
+		dma_contiguous_early_fixup(base, size);
 	/* Save region in the reserved_mem array */
 	fdt_reserved_mem_save_node(node, uname, base, size);
 	return 0;
@@ -771,6 +779,7 @@ int of_reserved_mem_region_to_resource(const struct device_node *np,
 		return -EINVAL;
 
 	resource_set_range(res, rmem->base, rmem->size);
+	res->flags = IORESOURCE_MEM;
 	res->name = rmem->name;
 	return 0;
 }