scripts/dtc: Update to upstream version 9d3649bd3be245c9
Sync dtc with upstream as of commit 9d3649bd3be2 (Add testcases for
fdt_path_offset_namelen()).
Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Grant Likely <grant.likely@linaro.org>
Cc: devicetree@vger.kernel.org
diff --git a/scripts/dtc/libfdt/fdt.c b/scripts/dtc/libfdt/fdt.c
index e56833a..2ce6a44 100644
--- a/scripts/dtc/libfdt/fdt.c
+++ b/scripts/dtc/libfdt/fdt.c
@@ -92,7 +92,7 @@
uint32_t fdt_next_tag(const void *fdt, int startoffset, int *nextoffset)
{
- const uint32_t *tagp, *lenp;
+ const fdt32_t *tagp, *lenp;
uint32_t tag;
int offset = startoffset;
const char *p;
@@ -198,6 +198,34 @@
return offset;
}
+int fdt_first_subnode(const void *fdt, int offset)
+{
+ int depth = 0;
+
+ offset = fdt_next_node(fdt, offset, &depth);
+ if (offset < 0 || depth != 1)
+ return -FDT_ERR_NOTFOUND;
+
+ return offset;
+}
+
+int fdt_next_subnode(const void *fdt, int offset)
+{
+ int depth = 1;
+
+ /*
+ * With respect to the parent, the depth of the next subnode will be
+ * the same as the last.
+ */
+ do {
+ offset = fdt_next_node(fdt, offset, &depth);
+ if (offset < 0 || depth < 1)
+ return -FDT_ERR_NOTFOUND;
+ } while (depth > 1);
+
+ return offset;
+}
+
const char *_fdt_find_string(const char *strtab, int tabsize, const char *s)
{
int len = strlen(s) + 1;