Sometimes, future bindings for phandles will get additional arguments. Thus the target node of the phandle will need a new #.*-cells property. To be backwards compatible, this needs to be optional. Prepare the DEFINE_SIMPLE_PROPS() to handle the cells name as optional. Signed-off-by: Michael Walle <michael@xxxxxxxx> Tested-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx> --- changes since v3: - new patch drivers/of/property.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/of/property.c b/drivers/of/property.c index 967f79b59016..9773bfeaed9f 100644 --- a/drivers/of/property.c +++ b/drivers/of/property.c @@ -1254,8 +1254,8 @@ static struct device_node *parse_suffix_prop_cells(struct device_node *np, if (strcmp_suffix(prop_name, suffix)) return NULL; - if (of_parse_phandle_with_args(np, prop_name, cells_name, index, - &sup_args)) + if (__of_parse_phandle_with_args(np, prop_name, cells_name, 0, index, + &sup_args)) return NULL; return sup_args.np; -- 2.30.2