Function fdt_first_subnode

components/drivers/ofw/libfdt/fdt.c:287–296

}

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)
{