While '#', '?', '.', '+', '*', and '_' are considered valid characters, their use is discouraged in recommended practices. Testing this found a few cases of '.'. The majority of the warnings were all from underscores. Signed-off-by: Rob Herring <robh@xxxxxxxxxx> --- v2: - Disable check by default checks.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/checks.c b/checks.c index 22ef4748d7be..67237ffe594e 100644 --- a/checks.c +++ b/checks.c @@ -252,6 +252,17 @@ static void check_node_name_chars(struct check *c, struct dt_info *dti, } ERROR(node_name_chars, check_node_name_chars, PROPNODECHARS "@"); +static void check_node_name_chars_strict(struct check *c, struct dt_info *dti, + struct node *node) +{ + int n = strspn(node->name, c->data); + + if (n < node->basenamelen) + FAIL(c, "Character '%c' not recommended in node %s", + node->name[n], node->fullpath); +} +CHECK(node_name_chars_strict, check_node_name_chars_strict, PROPNODECHARSSTRICT); + static void check_node_name_format(struct check *c, struct dt_info *dti, struct node *node) { @@ -737,6 +748,7 @@ static struct check *check_table[] = { &device_type_is_string, &model_is_string, &status_is_string, &property_name_chars_strict, + &node_name_chars_strict, &addr_size_cells, ®_format, &ranges_format, -- 2.10.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html