Merge branch '2020-04-16-master-imports'

- DM GPIO improvements
- BTRFS fixes
- Corrections around gd->new_bootstage alignment
- Start documentation improvements to support 'make refcheckdocs'

1 files changed, 32 insertions, 0 deletions

diff --git a/drivers/core/of_access.c b/drivers/core/of_access.c
index c54baa140ad..ea3ee8bd63f 100644
--- a/drivers/core/of_access.c
+++ b/drivers/core/of_access.c
@@ -171,6 +171,38 @@ const void *of_get_property(const struct device_node *np, const char *name,
 	return pp ? pp->value : NULL;
 }
 
+const struct property *of_get_first_property(const struct device_node *np)
+{
+	if (!np)
+		return NULL;
+
+	return  np->properties;
+}
+
+const struct property *of_get_next_property(const struct device_node *np,
+					    const struct property *property)
+{
+	if (!np)
+		return NULL;
+
+	return property->next;
+}
+
+const void *of_get_property_by_prop(const struct device_node *np,
+				    const struct property *property,
+				    const char **name,
+				    int *lenp)
+{
+	if (!np || !property)
+		return NULL;
+	if (name)
+		*name = property->name;
+	if (lenp)
+		*lenp = property->length;
+
+	return property->value;
+}
+
 static const char *of_prop_next_string(struct property *prop, const char *cur)
 {
 	const void *curv = cur;