libfdt: Enhanced and published fdt_next_tag()

[karo-tx-uboot.git] / libfdt / fdt.c

diff --git a/libfdt/fdt.c b/libfdt/fdt.c
index 772da46a7e9d9a3f5144c0a5117f53cf1c6f083f..4b1c8abf95e90c4ec6fc45a44e81b357e9b80fb5 100644 (file)
--- a/libfdt/fdt.c
+++ b/libfdt/fdt.c
@@ -58,45 +58,6 @@ void *fdt_offset_ptr(const void *fdt, int offset, int len)
        return p;
 }
 
-uint32_t _fdt_next_tag(const void *fdt, int offset, int *nextoffset)
-{
-       const uint32_t *tagp, *lenp;
-       uint32_t tag;
-       const char *p;
-
-       if (offset % FDT_TAGSIZE)
-               return -1;
-
-       tagp = fdt_offset_ptr(fdt, offset, FDT_TAGSIZE);
-       if (! tagp)
-               return FDT_END; /* premature end */
-       tag = fdt32_to_cpu(*tagp);
-       offset += FDT_TAGSIZE;
-
-       switch (tag) {
-       case FDT_BEGIN_NODE:
-               /* skip name */
-               do {
-                       p = fdt_offset_ptr(fdt, offset++, 1);
-               } while (p && (*p != '\0'));
-               if (! p)
-                       return FDT_END;
-               break;
-       case FDT_PROP:
-               lenp = fdt_offset_ptr(fdt, offset, sizeof(*lenp));
-               if (! lenp)
-                       return FDT_END;
-               /* skip name offset, length and value */
-               offset += 2*FDT_TAGSIZE + fdt32_to_cpu(*lenp);
-               break;
-       }
-
-       if (nextoffset)
-               *nextoffset = ALIGN(offset, FDT_TAGSIZE);
-
-       return tag;
-}
-
 const char *_fdt_find_string(const char *strtab, int tabsize, const char *s)
 {
        int len = strlen(s) + 1;