diff options
Diffstat (limited to 'drivers/of/property.c')
| -rw-r--r-- | drivers/of/property.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/of/property.c b/drivers/of/property.c index a3483484a5a2..8e90071de6ed 100644 --- a/drivers/of/property.c +++ b/drivers/of/property.c @@ -1075,6 +1075,17 @@ static struct device_node *of_get_compat_node(struct device_node *np) return np; } +static struct device_node *of_get_compat_node_parent(struct device_node *np) +{ + struct device_node *parent, *node; + + parent = of_get_parent(np); + node = of_get_compat_node(parent); + of_node_put(parent); + + return node; +} + /** * of_link_to_phandle - Add fwnode link to supplier from supplier phandle * @con_np: consumer device tree node @@ -1249,7 +1260,9 @@ static struct device_node *parse_##fname(struct device_node *np, \ * @parse_prop.index: For properties holding a list of phandles, this is the * index into the list * @optional: Describes whether a supplier is mandatory or not - * @node_not_dev: The consumer node containing the property is never a device. + * @node_not_dev: The consumer node containing the property is never converted + * to a struct device. Instead, parse ancestor nodes for the + * compatible property to find a node corresponding to a device. * * Returns: * parse_prop() return values are @@ -1424,7 +1437,7 @@ static int of_link_property(struct device_node *con_np, const char *prop_name) struct device_node *con_dev_np; con_dev_np = s->node_not_dev - ? of_get_compat_node(con_np) + ? of_get_compat_node_parent(con_np) : of_node_get(con_np); matched = true; i++; |