commit b993734718c0106418e068f21c7be01afc12306c
author Rob Herring <robh@kernel.org> Fri Mar 04 08:56:58 2016 -0600
committer Rob Herring <robh@kernel.org> Tue Mar 29 13:29:22 2016 -0500
tree 8b098809bcc9edb85d0e76c52c1abebd8100440f
parent f55532a0c0b8bb6148f4e07853b876ef73bc69ca

scripts/dtc: Update to upstream version 53bf130b1cdd

Sync to upstream dtc commit 53bf130b1cdd ("libfdt: simplify
fdt_node_check_compatible()"). This adds the following commits from
upstream:

53bf130 libfdt: simplify fdt_node_check_compatible()
c9d9121 Warn on node name unit-address presence/absence mismatch
2e53f9d Catch unsigned 32bit overflow when parsing flattened device tree offsets

Signed-off-by: Rob Herring <robh@kernel.org>

scripts/dtc/checks.c

diff --git a/scripts/dtc/checks.c b/scripts/dtc/checks.c
index 0c03ac9..386f956 100644
--- a/scripts/dtc/checks.c
+++ b/scripts/dtc/checks.c
@@ -294,6 +294,30 @@
 }
 NODE_ERROR(node_name_format, NULL, &node_name_chars);
 
+static void check_unit_address_vs_reg(struct check *c, struct node *dt,
+			     struct node *node)
+{
+	const char *unitname = get_unitname(node);
+	struct property *prop = get_property(node, "reg");
+
+	if (!prop) {
+		prop = get_property(node, "ranges");
+		if (prop && !prop->val.len)
+			prop = NULL;
+	}
+
+	if (prop) {
+		if (!unitname[0])
+			FAIL(c, "Node %s has a reg or ranges property, but no unit name",
+			    node->fullpath);
+	} else {
+		if (unitname[0])
+			FAIL(c, "Node %s has a unit name, but no reg property",
+			    node->fullpath);
+	}
+}
+NODE_WARNING(unit_address_vs_reg, NULL);
+
 static void check_property_name_chars(struct check *c, struct node *dt,
 				      struct node *node, struct property *prop)
 {
@@ -667,6 +691,8 @@
 
 	&addr_size_cells, &reg_format, &ranges_format,
 
+	&unit_address_vs_reg,
+
 	&avoid_default_addr_size,
 	&obsolete_chosen_interrupt_controller,